columbidae

Summary

Summary: Family in the order COLUMBIFORMES, comprised of pigeons or doves. They are BIRDS with short legs, stout bodies, small heads, and slender bills. Some sources call the smaller species doves and the larger pigeons, but the names are interchangeable.

Top Publications

  1. ncbi Hierarchical group dynamics in pigeon flocks
    Máté Nagy
    Department of Biological Physics, Eotvos University, Pázmány Péter sétány 1A, H 1117, Budapest, Hungary
    Nature 464:890-3. 2010
  2. ncbi From compromise to leadership in pigeon homing
    Dora Biro
    Department of Zoology, University of Oxford, Oxford OX1 3PS, United Kingdom
    Curr Biol 16:2123-8. 2006
  3. ncbi Newcastle disease in the European Union 2000 to 2009
    Dennis J Alexander
    Virology Department, Animal Health and Veterinary Laboratories Agency Weybridge, Addlestone, Surrey, UK
    Avian Pathol 40:547-58. 2011
  4. ncbi Neuronal encoding of meaning: establishing category-selective response patterns in the avian 'prefrontal cortex'
    Janina A Kirsch
    Department of Biopsychology, Institute of Cognitive Neuroscience, Faculty of Psychology, Ruhr University Bochum, 44780 Bochum, Germany
    Behav Brain Res 198:214-23. 2009
  5. ncbi Differential increase of extracellular dopamine and serotonin in the 'prefrontal cortex' and striatum of pigeons during working memory
    Dilek Karakuyu
    Biopsychologie, Fakultat fur Psychologie, Ruhr Universitat Bochum, 44780 Bochum, Germany
    Eur J Neurosci 26:2293-302. 2007
  6. ncbi The role of visual landmarks in the avian familiar area map
    Richard A Holland
    Biology Department, University of Leeds, Leeds LS2 9JT, UK
    J Exp Biol 206:1773-8. 2003
  7. ncbi Clusters of iron-rich cells in the upper beak of pigeons are macrophages not magnetosensitive neurons
    Christoph Daniel Treiber
    Institute of Molecular Pathology, Dr Bohr Gasse, 1030 Vienna, Austria
    Nature 484:367-70. 2012
  8. pmc Pathotypical characterization and molecular epidemiology of Newcastle disease virus isolates from different hosts in China from 1996 to 2005
    Zhuo ming Qin
    Institute of Poultry Science, Shandong Academy of Agricultural Sciences, Jinan 250100, China
    J Clin Microbiol 46:601-11. 2008
  9. ncbi Single units in the pigeon brain integrate reward amount and time-to-reward in an impulsive choice task
    Tobias Kalenscher
    Department of Biopsychology, Institute of Cognitive Neuroscience, GAFO 05 618, Ruhr University Bochum, Universitatsstrasse 150, 44780 Bochum, Germany
    Curr Biol 15:594-602. 2005
  10. ncbi Influenza A virus receptors in the respiratory and intestinal tracts of pigeons
    Yuehuan Liu
    Institute of Animal and Husbandry Medicine, Beijing Academy of Agriculture and Forestry Sciences, Beijing, PR China
    Avian Pathol 38:263-6. 2009

Research Grants

  1. Evolution of Cryptococcus neoformans strains from patients with HIV/AIDS
    John R Perfect; Fiscal Year: 2013
  2. Responses and Equivalence Classes
    Peter Urcuioli; Fiscal Year: 2007
  3. MOLECULAR VARIABLES AFFECTING CHOICE BEHAVIOR
    JAMES MAZUR; Fiscal Year: 2009
  4. Associative Learning
    ROBERT RESCORLA; Fiscal Year: 2005
  5. MEMORY PROCEDURES FOR DRUG ASSESSMENTS
    Anthony Wright; Fiscal Year: 2001
  6. Learning Processes in Matching-to-Sample by Pigeons
    Anthony Wright; Fiscal Year: 2005
  7. Memory Processing in Primates and Avians
    Anthony A Wright; Fiscal Year: 2010
  8. Processes of Discrimination and Attention
    DONALD BLOUGH; Fiscal Year: 2008
  9. Alcohol Cues:Opioid Anatagonism/ Behavioral Economics
    TIMOTHY SHAHAN; Fiscal Year: 2005
  10. Discrimination, Reinforcement, and Resistance to Change
    JOHN NEVIN; Fiscal Year: 2009

Detail Information

Publications252 found, 100 shown here

  1. ncbi Hierarchical group dynamics in pigeon flocks
    Máté Nagy
    Department of Biological Physics, Eotvos University, Pázmány Péter sétány 1A, H 1117, Budapest, Hungary
    Nature 464:890-3. 2010
    ....
  2. ncbi From compromise to leadership in pigeon homing
    Dora Biro
    Department of Zoology, University of Oxford, Oxford OX1 3PS, United Kingdom
    Curr Biol 16:2123-8. 2006
    ..In the context of mass migration of birds and other animals, our results imply that simple self-organizing rules can produce behaviors that improve accuracy in decision-making and thus benefit individuals traveling in groups ...
  3. ncbi Newcastle disease in the European Union 2000 to 2009
    Dennis J Alexander
    Virology Department, Animal Health and Veterinary Laboratories Agency Weybridge, Addlestone, Surrey, UK
    Avian Pathol 40:547-58. 2011
    ..This virus appears to have spread regularly to wild birds, especially those of the Columbidae family, and has been the cause of significant outbreaks in poultry...
  4. ncbi Neuronal encoding of meaning: establishing category-selective response patterns in the avian 'prefrontal cortex'
    Janina A Kirsch
    Department of Biopsychology, Institute of Cognitive Neuroscience, Faculty of Psychology, Ruhr University Bochum, 44780 Bochum, Germany
    Behav Brain Res 198:214-23. 2009
    ..This backward shift in time resembles response patterns assumed by the temporal difference (TD) model of reinforcement learning, but goes beyond it, since it reflects the neuronal correlate of functional categories...
  5. ncbi Differential increase of extracellular dopamine and serotonin in the 'prefrontal cortex' and striatum of pigeons during working memory
    Dilek Karakuyu
    Biopsychologie, Fakultat fur Psychologie, Ruhr Universitat Bochum, 44780 Bochum, Germany
    Eur J Neurosci 26:2293-302. 2007
    ..Our findings thus show a triple dissociation between transmitters, structures and tasks within the avian 'prefronto'-striatal system...
  6. ncbi The role of visual landmarks in the avian familiar area map
    Richard A Holland
    Biology Department, University of Leeds, Leeds LS2 9JT, UK
    J Exp Biol 206:1773-8. 2003
    ..The effect of the structure of the visual sense of the homing pigeon on its use of visual landmarks is also considered...
  7. ncbi Clusters of iron-rich cells in the upper beak of pigeons are macrophages not magnetosensitive neurons
    Christoph Daniel Treiber
    Institute of Molecular Pathology, Dr Bohr Gasse, 1030 Vienna, Austria
    Nature 484:367-70. 2012
    ..Our work necessitates a renewed search for the true magnetite-dependent magnetoreceptor in birds...
  8. pmc Pathotypical characterization and molecular epidemiology of Newcastle disease virus isolates from different hosts in China from 1996 to 2005
    Zhuo ming Qin
    Institute of Poultry Science, Shandong Academy of Agricultural Sciences, Jinan 250100, China
    J Clin Microbiol 46:601-11. 2008
    ....
  9. ncbi Single units in the pigeon brain integrate reward amount and time-to-reward in an impulsive choice task
    Tobias Kalenscher
    Department of Biopsychology, Institute of Cognitive Neuroscience, GAFO 05 618, Ruhr University Bochum, Universitatsstrasse 150, 44780 Bochum, Germany
    Curr Biol 15:594-602. 2005
    ..Despite increasing knowledge about the pharmacology and anatomy underlying impulsivity, it is still unknown how the brain combines reward amount and time-to-reward information to represent subjective reward value...
  10. ncbi Influenza A virus receptors in the respiratory and intestinal tracts of pigeons
    Yuehuan Liu
    Institute of Animal and Husbandry Medicine, Beijing Academy of Agriculture and Forestry Sciences, Beijing, PR China
    Avian Pathol 38:263-6. 2009
    ..Overall, the results suggest that SAalpha2,6Gal is the major receptor in the pigeon airway, which may partly contribute to the resistance of pigeons to Asian lineage HPAIV subtype H5N1...
  11. ncbi Parasite mediated mortality and host immune response explain age-related differences in blood parasitism in birds
    Daniel Sol
    Department of Biology, McGill University, 1205 Avenue Docteur Penfield, Montreal, Quebec, H3A 1B1, Canada
    Oecologia 135:542-7. 2003
    ....
  12. ncbi Pigeon homing along highways and exits
    Hans Peter Lipp
    Institute of Anatomy, University of Zurich, CH 8057 Zurich, Switzerland
    Curr Biol 14:1239-49. 2004
    ..However, technical limitations in tracking pigeon routes have prevented proof...
  13. ncbi Rapid detection of pigeon herpesvirus, fowl adenovirus and pigeon circovirus in young racing pigeons by multiplex PCR
    Markus Freick
    Institute for Virology, Faculty of Veterinary Medicine, University of Leipzig, An den Tierkliniken 29, D 04103 Leipzig, Germany
    J Virol Methods 148:226-31. 2008
    ..The usefulness of the multiplex PCR was demonstrated by re-investigation of liver samples from young racing pigeons previously tested positive by uniplex PCRs...
  14. ncbi Epidemiological aspects of clinical and environmental Cryptococcus neoformans isolates in the Brazilian state Rio Grande do Sul
    J A Horta
    Departamento de Microbiologia, Instituto de Ciências Básicas do Saúde, Universidade Federal do Rio Grande do Sul, Campus do Vale, PO Box 15005, 91501 970 Porto Alegre, RS, Brazil
    Med Mycol 40:565-71. 2002
    ..The majority of the clinical isolates were assigned to the molecular subclass F. The RAPD data obtained reinforce the developing consensus about the population structure of this fungus...
  15. pmc Characterization of newly emerging Newcastle disease virus isolates from the People's Republic of China and Taiwan
    L Yu
    Animal Health Biotechnology Laboratory, Institute of Molecular Agrobiology, National University of Singapore, Singapore 117604
    J Clin Microbiol 39:3512-9. 2001
    ..Finally, a cross-protective experiment indicated that at least one strain (Ch-A7/96) among our NDV isolates was an antigenic variant, responsible for recent outbreaks of ND in vaccinated chicken flocks...
  16. ncbi Impact of urban environment and host phenotype on the epidemiology of Chlamydiaceae in feral pigeons (Columba livia)
    J Gasparini
    Laboratoire Ecologie et Evolution EcoEvo, CNRS ENS UPMC UMR 7625, Universite Pierre et Marie Curie, 7 quai St Bernard, 75252 Paris, France
    Environ Microbiol 13:3186-93. 2011
    ..Our study thus highlights the importance of considering environmental and host phenotype when investigating the epidemiology of infectious diseases...
  17. pmc Sarcocystis species lethal for domestic pigeons
    Philipp Olias
    Freie Universitat Berlin, Berlin, Germany
    Emerg Infect Dis 16:497-9. 2010
    ..that causes lethal neurologic disease in domestic pigeons in Germany. Experimental infections indicated transmission by northern goshawks, and sequence analyses indicated transnational distribution. Worldwide spread is possible...
  18. ncbi Flight of the dodo
    Beth Shapiro
    Department of Zoology, University of Oxford, Oxford, OX1 3PS, UK
    Science 295:1683. 2002
  19. ncbi Pathogenicity of a Hong Kong-origin H5N1 highly pathogenic avian influenza virus for emus, geese, ducks, and pigeons
    Laura E Leigh Perkins
    Southeast Poultry Research Laboratory, United States Department of Agriculture, Agricultural Research Service, Athens, GA 30605, USA
    Avian Dis 46:53-63. 2002
    ..n. inoculation with the HK/220 virus, whereas ducks and pigeons are more resistant. These latter two species probably played a minimal epidemiologic role in the perpetuation of the H5N1 Hong Kong-origin influenza viruses...
  20. ncbi Characteristics of pigeon paramyxovirus serotype-1 isolates (PPMV-1) from the Russian Federation from 2001 to 2009
    I P Pchelkina
    Federal Governmental Institution, Federal Centre for Animal Health, FGI ARRIAH, Vladimir 600901, Russia
    Avian Dis 57:2-7. 2013
    ..The complete nucleotide sequence of the genome for the Pigeon/Russia/Vladimir/687/05 isolate of sublineage VIb/2 was determined...
  21. pmc Dynamical modeling of collective behavior from pigeon flight data: flock cohesion and dispersion
    Graciano Dieck Kattas
    Department of Electronic and Information Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong
    PLoS Comput Biol 8:e1002449. 2012
    ..From these models, the behavior of the individual agents (animals) may be inferred...
  22. ncbi Sarcocystis calchasi-associated neurologic disease in a domestic pigeon in North America
    A Wunschmann
    Department of Veterinary Population Medicine, Veterinary Diagnostic Laboratory, College of Veterinary Medicine, University of Minnesota, St Paul, USA
    Transbound Emerg Dis 58:526-30. 2011
    ..calchasi. Sarcocystis calchasi is the cause of an emerging lethal disease in pigeons in Germany. This is the first description of the parasite outside of Germany...
  23. ncbi Antibiotic resistance in faecal bacteria (Escherichia coli, Enterococcus spp.) in feral pigeons
    T Radimersky
    Department of Biology and Wildlife Diseases, Faculty of Veterinary Hygiene and Ecology, University of Veterinary and Pharmaceutical Sciences, Palackeho 1 3, Brno, Czech Republic
    J Appl Microbiol 109:1687-95. 2010
    ..To determine the presence of antibiotic-resistant faecal Escherichia coli and Enterococcus spp. in feral pigeons (Columba livia forma domestica) in the Czech Republic...
  24. ncbi [Measurement of bird specific antibody in bird-related hypersensitivity pneumonitis]
    Naohiko Inase
    Department of Integrated Pulmonology, Tokyo Medical and Dental University
    Nihon Kokyuki Gakkai Zasshi 49:717-22. 2011
    ..In conclusion, measurement of antibodies against pigeons and budgerigars are helpful for the diagnosis of BRHP...
  25. ncbi Cognitive impairments after lesions of the neostriatum caudolaterale and its thalamic afferent in pigeons: functional similarities to the mammalian prefrontal system?
    O Gunturkun
    Department of Psychology, Ruhr University Bochum, Germany
    J Hirnforsch 38:133-43. 1997
    ..It is concluded that the functional similarities of the prefrontal cortex and the NCL extent at least partly to their thalamic afferent structures, although these diencephalic nuclei differ considerably in their anatomy...
  26. ncbi A disease complex associated with pigeon circovirus infection, young pigeon disease syndrome
    Rüdiger Raue
    Institute for Virology, Faculty of Veterinary Medicine, University of Leipzig, An den Tierkliniken 29, D 04103, Leipzig, Germany
    Avian Pathol 34:418-25. 2005
    ..The results of this study indicate that YPDS is a multifactorial disease in which pigeon circovirus might be a crucial factor, possibly by inducing immunosuppression in infected birds...
  27. ncbi The effects of a changing ambient magnetic field on single-unit activity in the homing pigeon hippocampus
    Juan Pedro Vargas
    Department of Psychology and J P Scott Center for Neuroscience, Mind and Behavior, Bowling Green State University, 43403 Bowling Green, OH, USA
    Brain Res Bull 70:158-64. 2006
    ..The results are consistent with the hypothesis that a subset of hippocampal formation neurons receives information regarding changes in the earth's magnetic field that may be used to guide behavior...
  28. pmc Objectively identifying landmark use and predicting flight trajectories of the homing pigeon using Gaussian processes
    Richard Mann
    Department of Engineering Science, University of Oxford, Oxford, UK
    J R Soc Interface 8:210-9. 2011
    ..We subsequently find that the most informative elements of the flight trajectories coincide with landscape features that have previously been suggested as important components of the homing task...
  29. ncbi Functional aspects of dopamine metabolism in the putative prefrontal cortex analogue and striatum of pigeons (Columba livia)
    Tobias Bast
    Biopsychologie, Fakultat fur Psychologie, Ruhr Universitat Bochum, 44780 Bochum, Germany
    J Comp Neurol 446:58-67. 2002
    ..They may reflect weaker regulation of extracellular DA, favoring DAergic volume transmission, in associative than striatal forebrain regions...
  30. pmc Neural correlates of executive control in the avian brain
    Jonas Rose
    Department of Psychology, University of Otago, Dunedin, New Zealand
    PLoS Biol 3:e190. 2005
    ..This form of executive control is fundamental not only to working memory, but also to all cognition...
  31. ncbi More than classical Chlamydia psittaci in urban pigeons
    Konrad Sachse
    Friedrich Loeffler Institut Federal Research Institute for Animal Health, Institute of Molecular Pathogenesis, Jena, Germany
    Vet Microbiol 157:476-80. 2012
    ..Future surveys in domestic and wild birds will have to take the extended variety of chlamydial organisms into account...
  32. pmc Histological and global gene expression analysis of the 'lactating' pigeon crop
    Meagan J Gillespie
    CSIRO Livestock Industries, Australian Animal Health Laboratory, 5 Portarlington Road, Geelong, Vic, Australia
    BMC Genomics 12:452. 2011
    ..Studies have investigated the nutritional value of pigeon 'milk' but very little else is known about what it is or how it is produced. This study aimed to gain insight into the process by studying gene expression in the 'lactating' crop...
  33. ncbi The role of dopamine in maintenance and distractability of attention in the "prefrontal cortex" of pigeons
    J Rose
    Institute of Cognitive Neuroscience, Biopsychology, Department of Psychology, Ruhr University of Bochum, 44780 Bochum, Germany
    Neuroscience 167:232-7. 2010
    ..This is comparable to the role dopamine plays in working memory and argues for similar mechanisms underlying selective attention and working memory...
  34. ncbi Activational rather than navigational effects of odors on homing of young pigeons
    Paulo E Jorge
    Centro de Biologia Ambiental, Museu Nacional de Historia Natural, Universidade de Lisboa, Lisboa, Portugal
    Curr Biol 19:650-4. 2009
    ..These findings show that odors, rather than providing navigational information, activate a nonolfactory path integration system...
  35. ncbi Pathogenicity of Chinese H5N1 highly pathogenic avian influenza viruses in pigeons
    Beibei Jia
    Animal Influenza Laboratory of the Ministry of Agriculture and National Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute, Chinese Academy of Agricultural Sciences, Harbin, People s Republic of China
    Arch Virol 153:1821-6. 2008
    ..These results indicate that pigeons are susceptible to the more recent Asian H5N1 HPAI and could be a source of infection to other animals, including humans...
  36. ncbi Navigational abilities of adult and experienced homing pigeons deprived of olfactory or trigeminally mediated magnetic information
    Anna Gagliardo
    Dipartimento di Biologia, University of Pisa, Italy
    J Exp Biol 212:3119-24. 2009
    ..Our data show that even in trained adult pigeons, olfactory cues are needed for homing from unfamiliar locations and that the lack of magnetic information does not affect navigational abilities of experienced adult homing pigeons...
  37. ncbi Molecular typing of clinical and environmental Cryptococcus neoformans isolates in the Brazilian state Rio Grande do Sul
    Agnes Kiesling Casali
    Centro de Biotecnologia, Universidade Federal do Rio Grande do Sul, P O Box 15005, 91501 970 RS, Porto Alegre, Brazil
    FEMS Yeast Res 3:405-15. 2003
    ..5 of the clinical and 52.6% of the environmental isolates). Our results add considerable new information to the few available data on ecology, molecular biology and epidemiology of C. neoformans in the southern region of Brazil...
  38. ncbi Afferent and efferent connections of the caudolateral neostriatum in the pigeon (Columba livia): a retro- and anterograde pathway tracing study
    S Kroner
    AE Biopsychologie, Fakultat fur Psychologie, Ruhr Universitat Bochum, Germany
    J Comp Neurol 407:228-60. 1999
    ..This organization might comprise the neural basis for such complex behaviours as working memory or spatial orientation...
  39. ncbi Age-related increase of superoxide generation in the brains of mammals and birds
    Toru Sasaki
    Research Team for Molecular Biomarker, Tokyo Metropolitan Institute of Gerontology, Tokyo 173 0015, Japan
    Aging Cell 7:459-69. 2008
    ..This suggested that superoxide production itself may increase with age. We speculated that reactive oxygen may be a signal to determine the aging process...
  40. pmc Adaptive criterion setting in perceptual decision making
    Maik C Stüttgen
    Department of Biopsychology, Institute of Cognitive Neuroscience, Faculty of Psychology, GAFO 05 620, University of Bochum, Bochum, Germany
    J Exp Anal Behav 96:155-76. 2011
    ..Instead, the rapid adjustments observed can be explained by a model in which reinforcement probabilities for each action, contingent on perceived stimulus intensity, determine choice allocation...
  41. ncbi A strong magnetic anomaly affects pigeon navigation
    Roswitha Wiltschko
    Fachbereich Biowissenschaften der JW Goethe Universität Frankfurt, Siesmayerstrasse 70, D 60054 Frankfurt am Main, Germany
    J Exp Biol 212:2983-90. 2009
    ..This, in turn, implies that pigeons can sense the respective changes in magnetic intensity. Magnetic cues seem to be included in the normal navigational processes that determine the departure direction...
  42. pmc Pigeons combine compass and landmark guidance in familiar route navigation
    Dora Biro
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, United Kingdom
    Proc Natl Acad Sci U S A 104:7471-6. 2007
    ..Thus, we demonstrate conditions under which compass orientation and landmark guidance must be combined into a system of simultaneous or oscillating dual control...
  43. ncbi The role of the magnetite-based receptors in the beak in pigeon homing
    Roswitha Wiltschko
    Fachbereich Biowissenschaften, J W Goethe Universität Frankfurt, Siesmayerstrasse 70, Frankfurt am Main, Germany
    Curr Biol 20:1534-8. 2010
    ..These findings indicate that the receptors in the beak mediate magnetic "map" information and that this information is normally included in the navigational process yet can be replaced by nonmagnetic factors at most sites...
  44. pmc West Nile virus viremia in wild rock pigeons
    Andrew B Allison
    University of Georgia, Athens, Georgia 30602 7393, USA
    Emerg Infect Dis 10:2252-5. 2004
    ..The observed viremia levels and seroprevalence indicate that this species could be involved in amplifying WNV in urban settings...
  45. ncbi Unusual biphasic disease in domestic pigeons (Columba livia f. domestica) following experimental infection with Sarcocystis calchasi
    P Olias
    Department of Veterinary Pathology, Freie Universitat Berlin, Robert von Ostertag Strasse 15, 14163 Berlin, Germany
    Avian Dis 54:1032-7. 2010
    ..The findings further characterize the new highly pathogenic disease in domestic pigeons, which clinically mimics paramyxovirosis and salmonellosis in both phases of the disease and exclude chickens as further intermediate host species...
  46. ncbi Factors reducing the expected deflection in initial orientation in clock-shifted homing pigeons
    Anna Gagliardo
    Dipartimento di Etologia, Ecologia ed Evoluzione, Via Volta 6, I 56126 Pisa, Italy
    J Exp Biol 208:469-78. 2005
    ..Our data suggest that the following factors have a role in reducing deviation due to the clock-shift: familiarity with the release site, the lack of olfactory information and some unknown site-dependent features...
  47. ncbi Does familiarity with the release site reduce the deflection induced by clock-shifting? A comment to the paper by Gagliardo et al. (2005)
    Roswitha Wiltschko
    Zoologisches Institut der J W Goethe Universität Frankfurt, Siesmayerstrasse 70, D 60054, Frankfurt am Main, Germany
    J Exp Biol 208:4001-2; discussion 4002-3. 2005
  48. ncbi Isolation of Cryptococcus species including C. neoformans from cloaca of pigeons
    I Rosario
    Department of Animal Pathology, Faculty of Veterinary, University of Las Palmas de Gran Canaria, Arucas Las, Plamas España, Spain
    Mycoses 48:421-4. 2005
    ..91%). The results show the importance of pigeon in the cryptococcosis epidemiology as reservoir and carrier for C. neoformans var. neoformans, but also for other Cryptococcus species of increasing clinical interest...
  49. ncbi [Occurrence of Cryptococcus neoformans in pigeon excrement in the city of Pelotas, State of Rio Grande do Sul]
    Renata Osório de Faria
    Faculdade de Veterinaria, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS
    Rev Soc Bras Med Trop 43:198-200. 2010
    ..It is found in sources within the environment, including pigeon excrement, and is an important cause of mortality among immunocompromised individuals worldwide...
  50. ncbi Comparison of susceptibility to antimicrobials of the enterococcal species isolated from pigeons (Columba livia)
    Patrick Butaye
    Department of Pathology, Bacteriology, and Poultry Diseases, Faculty of Veterinary Medicine, University of Ghent, Merelbeke, Belgium
    Microb Drug Resist 8:215-8. 2002
    ..faecalis. The differences noted between the different species illustrate the difficulties related to the choice of indicator bacteria for antimicrobial resistance in the intestinal flora...
  51. ncbi Determination of hemagglutinin and neuraminidase subtypes of avian influenza A viruses in urban pigeons by a new nested RT-PCR
    P Gronesova
    Institute of Virology, Slovak Academy of Sciences, Dubravska cesta 9, 845 05 Bratislava, Slovak Republic
    Acta Virol 53:213-6. 2009
    ..However, samples from both the oropharynx and cloaca coming from one animal were positive in only 8% of pigeons. Four different HA and NA combinations H7N3, H7N6, H9N5, and H14N8 respectively, were identified using a new nested RT-PCR...
  52. ncbi Nonspatial and subdivision-specific working memory deficits after selective lesions of the avian prefrontal cortex
    Bettina Diekamp
    Biopsychology, Department of Psychology, Ruhr University Bochum, 44780 Bochum, Germany
    J Neurosci 22:9573-80. 2002
    ..Differences in the connections of these subdivisions with striatal areas and other association areas in the frontomedial forebrain underline functional differences. The data indicate a possible segregation of functions in the avian NCL...
  53. ncbi Biological and molecular characterization of a pigeon paramyxovirus type-1 isolate found in Argentina
    F Zanetti
    , CNIA, INTA, Castelar, Buenos Aires, Argentina
    Avian Dis 45:567-71. 2001
    ..These results provide further evidence about the unusual pathogenicity of PPMV-1 for chickens and show once more the need for more biological determinations in these cases to arrive at a final conclusion...
  54. ncbi Prevalence of pigeon circovirus infections in feral pigeons in Ljubljana, Slovenia
    Uros Krapez
    Institute of Poultry Health, Veterinary Faculty, University of Ljubljana, Cesta v Mestni log 47, 1115 Ljubljana, Slovenia
    Avian Dis 56:432-5. 2012
    ....
  55. ncbi Epidemiological investigation of selected pigeon viral infections in Poland
    T A Stenzel
    Department of Poultry Diseases, University of Warmia and Mazury, Oczapowskiego 13, Olsztyn 10 719, Poland
    Vet Rec 171:562. 2012
    ....
  56. ncbi Positional entropy during pigeon homing II: navigational interpretation of Bayesian latent state models
    Tim Guilford
    Animal Behaviour Research Group, Department of Zoology, South Parks Road, Oxford, OX1 3PS, UK
    J Theor Biol 227:25-38. 2004
    ..The first of these two papers details the novel technical developments associated with this work and the second paper contains a navigational interpretation of the results particularly with respect to visual features of the landscape...
  57. ncbi A geometric model for initial orientation errors in pigeon navigation
    Claire M Postlethwaite
    Department of Mathematics, University of Auckland, Private Bag 92019, Auckland 1142, New Zealand
    J Theor Biol 269:273-9. 2011
    ....
  58. ncbi Phylogenetic analysis and comparison of eight strains of pigeon paramyxovirus type 1 (PPMV-1) isolated in China between 2010 and 2012
    Hongbo Guo
    Division of Avian Infectious Diseases, National Key Laboratory of Veterinary Biotechnology, Harbin Veterinary Research Institute, The Chinese Academy of Agricultural Sciences, Harbin 150001, The People s Republic of China
    Arch Virol 158:1121-31. 2013
    ....
  59. ncbi Helminths parasitizing Columbina picui (Columbiformes: Columbidae) in Brazil
    Marco A A Coimbra
    Wild Fauna Rehabilitation Center NURFS CETAS, Federal University of Pelotas UFPel, P O Box 354, CEP 96010 900, Pelotas, RS, Brazil
    J Parasitol 95:1011-2. 2009
    ..2.9%) in the proventriculus. This is the first report of D. nasuta parasitizing C. picui in Brazil and the first record of A. columbae and O. iheringi infecting C. picui in the state of Rio Grande do Sul, Brazil...
  60. ncbi Viral infections in pigeons
    D Marlier
    Faculty of Veterinary Medicine, Department of Infectious and Parasitic Diseases, Birds and Rabbits Medicine, University of Liege, Sart Tilman, Bat B42, B4000 Liege, Belgium
    Vet J 172:40-51. 2006
    ..It is hoped that the review will provide a useful reference for veterinarians and others and offer advice on the diagnosis, treatment and prevention of the major infectious diseases of pigeons...
  61. ncbi Impairment in a discrimination reversal task after D1 receptor blockade in the pigeon "prefrontal cortex"
    B Diekamp
    Fakultat fur Psychologie, Ruhr Universitat Bochum, Germany
    Behav Neurosci 114:1145-55. 2000
    ..Thus, the avian NCL and mammalian PFC could represent functionally equivalent neural networks under control of the DA system...
  62. ncbi Characterization of Cryptococcus neoformans isolated from urban environmental sources in Goiânia, Goiás State, Brazil
    Cláudia Castelo Branco Artiaga Kobayashi
    Instituto de Patologia Tropical e Saude Publica, Universidade Federal de Goias, Goiania, Brazil
    Rev Inst Med Trop Sao Paulo 47:203-7. 2005
    ..neoformans isolates obtained from AIDS patients with cryptococcal meningitis between October 2001 and April 2002 justify the study of the habitats of these yeasts as probable sources of cryptococcosis in this city...
  63. pmc Lateralization of magnetic compass orientation in pigeons
    Christiane Wilzeck
    Psychologisches Institut, Johann Wolfgang Goethe Universitat, Mertonstr 17, 60054 Frankfurt am Main, Germany
    J R Soc Interface 7:S235-40. 2010
    ..Our findings demonstrate bilateral processing of magnetic information, but also suggest qualitative differences in how the left and the right brain deal with magnetic cues...
  64. ncbi Neural correlates of directed forgetting in the avian prefrontal cortex
    Michelle Milmine
    Department of Psychology, University of Otago, Dunedin, New Zealand
    Behav Neurosci 122:199-209. 2008
    ..The authors discuss the extent to which the findings are in line with the view that the sustained activity reflects memory for the sample stimulus or memory for reward...
  65. pmc Brain cells in the avian 'prefrontal cortex' code for features of slot-machine-like gambling
    Damian Scarf
    Department of Psychology, University of Otago, Dunedin, New Zealand
    PLoS ONE 6:e14589. 2011
    ..These findings not only add to recent neurophysiological research employing simulated gambling paradigms, but also add to research addressing the functional correspondence between the avian NCL and primate PFC...
  66. ncbi Single unit activity during a Go/NoGo task in the "prefrontal cortex" of pigeons
    T Kalt
    AE Biopsychologie, Fakultat fur Psychologie, Ruhr Universitat Bochum, Germany
    Brain Res 839:263-78. 1999
    ..These neuronal activity patterns suggest that the NCL provides a neural network that participates in the integration and processing of external stimuli in order to generate goal directed behavior...
  67. ncbi Characterization of the complete mitochondrial genome of the Rock pigeon, Columba livia (Columbiformes: Columbidae)
    X Z Kan
    The Provincial Key Laboratory of the Conservation and Exploitation Research of Biological Resources in Anhui, College of Life Sciences, Anhui Normal University, Wuhu, China
    Genet Mol Res 9:1234-49. 2010
    The rock pigeon (Columba livia), or Rock dove, is a member of the bird family Columbidae. We mapped the complete mitochondrial genome of the Rock pigeon...
  68. ncbi Seroprevalence of Toxoplasma gondii infection in domestic pigeons (Columba livia) in Guangdong Province of southern China
    C Yan
    State Key Laboratory of Veterinary Etiological Biology, Key Laboratory of Veterinary Parasitology of Gansu Province, Lanzhou Veterinary Research Institute, CAAS, Lanzhou, Gansu Province 730046, PR China
    Vet Parasitol 177:371-3. 2011
    ..gondii in the examined pigeon farms, which poses potential risk for human infection with T. gondii. To our knowledge, this is the first seroprevalence survey of pigeons infected by T. gondii in People's Republic of China...
  69. ncbi Out of context: NMDA receptor antagonism in the avian 'prefrontal cortex' impairs context processing in a conditional discrimination task
    Silke Lissek
    Institute for Cognitive Neuroscience, Faculty of Psychology, Department of Biopsychology, Ruhr Universitat Bochum, Bochum, Germany
    Behav Neurosci 119:797-805. 2005
    ..Therefore, NMDA receptors in the avian PFC participate in response selection requiring context processing rather than in response selection per se...
  70. ncbi Delay activity in avian prefrontal cortex--sample code or reward code?
    Rebecca Browning
    Department of Psychology, University of Otago, Dunedin, New Zealand
    Eur J Neurosci 33:726-35. 2011
    ..Our findings suggest that activity in the avian PFC represents the outcome associated with each sample (reward or no reward) rather than memory for the sample itself...
  71. ncbi NMDA and D2-like receptors modulate cognitive flexibility in a color discrimination reversal task in pigeons
    Christina Herold
    Institute for Cognitive Neuroscience, Department of Biopsychology, Faculty of Psychology, Ruhr University Bochum
    Behav Neurosci 124:381-90. 2010
    ..Our data support the hypothesis that D2-like receptor mechanisms, like N-methyl-d-aspartate receptor modulations, are involved in cognitive flexibility and relearning processes, but not in initial learning of stimulus-reward association...
  72. ncbi Working memory neurons in pigeons
    Bettina Diekamp
    Biopsychologie, Fakultat fur Psychologie, Ruhr Universitat Bochum, 44780 Bochum, Germany
    J Neurosci 22:RC210. 2002
    ....
  73. ncbi Navigational abilities of homing pigeons deprived of olfactory or trigeminally mediated magnetic information when young
    Anna Gagliardo
    Dipartimento di Biologia, University of Pisa, Via A Volta 6, Pisa, Italy
    J Exp Biol 211:2046-51. 2008
    ..Our data show that olfactory cues are needed for the development of navigational abilities from unfamiliar locations and that the lack of magnetic information does not affect the development of homing abilities...
  74. ncbi Biological and molecular characterization of Indian isolates of Newcastle disease virus from pigeons
    K Kumanan
    Department of Animal Biotechnology, Madras Veterinary College, Tamil Nadu Veterinary and Animal Sciences University, Chennai 600007, India
    Acta Virol 49:105-9. 2005
    ..Three of these velogenic isolates were phylogenetically related to mesogenic vaccine virus strain and the fourth one to a few exotic velogenic isolates. The lentogenic isolate obtained in this study was identical with the LaSota strain...
  75. ncbi Elemental versus configural perception in a people-present/people-absent discrimination task by pigeons
    Ulrike Aust
    University of Vienna, Vienna, Austria
    Learn Behav 31:213-24. 2003
    ..This result strongly suggests that responding was controlled by both the constituting target components and their spatial relations and, therefore, points to the dual importance of elemental and configural information...
  76. ncbi Olfactory lateralization in homing pigeons: a GPS study on birds released with unilateral olfactory inputs
    Anna Gagliardo
    Department of Biology, University of Pisa, Pisa, Italy
    J Exp Biol 214:593-8. 2011
    ..g. during flights around a stopover site. These data suggest a more important involvement of the right olfactory system in processing the olfactory information needed for the operation of the navigational map...
  77. ncbi Matrix protein gene sequence analysis of avian paramyxovirus 1 isolates obtained from pigeons
    Flavia Zanetti
    Instituto de Biotecnologia, Centro de Investigaciones en Ciencias Veterinarias y Agropecuarias, Instituto Nacional de Tecnologia Agropecuaria, Castelar, Buenos Aires, Argentina
    Virus Genes 26:199-206. 2003
    ..Specifically, isolates from pigeons and doves, members of the Columbidae family were examined...
  78. ncbi The receptor architecture of the pigeons' nidopallium caudolaterale: an avian analogue to the mammalian prefrontal cortex
    Christina Herold
    C and O Vogt Institute of Brain Research, University of Dusseldorf, 40225 Dusseldorf, Germany
    Brain Struct Funct 216:239-54. 2011
    ..The differences in glutamate receptor distributions may reflect species-specific adaptations...
  79. ncbi Point of decision: when do pigeons decide to head home?
    Ingo Schiffner
    Fachbereich Biowissenschaften, J W Goethe Universität Frankfurt, Siesmayerstr 70, 60054, Frankfurt am Main, Germany
    Naturwissenschaften 96:251-8. 2009
    ..The behavior during this phase seems to be controlled by flight preparation, exploration, and non-navigational motivations rather than by navigational necessities alone...
  80. pmc Activational effects of odours on avian navigation
    Paulo E Jorge
    Department of Biological Sciences, Virginia Tech, 4100 Derring Hall, Blacksburg, VA 24061 0406, USA
    Proc Biol Sci 277:45-9. 2010
    ..This test decisively contradicts the olfactory map hypothesis, which predicts that olfactory cues are the primary source of navigational information used by birds...
  81. ncbi Characterization of pigeon-origin Newcastle disease virus isolated in China
    Hualei Liu
    National Reference Laboratory for Newcastle Disease, Animal Quarantine Institute, Ministry of Agriculture, Qingdao, China 260032
    Avian Dis 50:636-40. 2006
    ..One isolate, PK9901, was proved to be a lentogenic strain, of genotype II NDV, to which the vaccine strain La Sota belongs...
  82. ncbi Resistance of immune-suppressed pigeons to subtypes H5N2 and H6N1 low pathogenic avian influenza virus
    Tsung Hsiu Fang
    Graduate Institute of Veterinary Medicine, National Taiwan University, Taipei
    Avian Dis 50:269-72. 2006
    ..Therefore, it was concluded that the pigeons are resistant to infection with these two LPAIVs and do not serve as transmission hosts, even in the presence of immune dysfunction...
  83. ncbi Neurotropism of highly pathogenic avian influenza virus A/chicken/Indonesia/2003 (H5N1) in experimentally infected pigeons (Columbia livia f. domestica)
    R Klopfleisch
    Institute of Infectology, Friedrich Loeffler Institut, Federal Research Institute for Animal Health, 17493 Greifswald Insel Riems, Germany
    Vet Pathol 43:463-70. 2006
    ..Although sentinel chickens and most pigeons did not develop disease, further experiments have to elucidate whether or not Columbiformes are involved in transmission and spread of highly pathogenic avian influenza...
  84. pmc Influenza virus (H5N1) in live bird markets and food markets, Thailand
    Alongkorn Amonsin
    Chulalongkorn University, Pathumwan, Bangkok, Thailand
    Emerg Infect Dis 14:1739-42. 2008
    ..Twelve subtype H5N1 viruses were isolated. The subtype H5N1 viruses circulating in the markets were genetically related to those that circulated in Thailand during 2004-2005...
  85. ncbi How the viewing of familiar landscapes prior to release allows pigeons to home faster: evidence from GPS tracking
    Dora Biro
    Department of Zoology, University of Oxford, South Parks Road, UK
    J Exp Biol 205:3833-44. 2002
    ..Overall, the variety of approaches applied here clearly highlight the potential for future applications of GPS tracking technology in navigation studies...
  86. ncbi Molecular identification and characterization of novel coronaviruses infecting graylag geese (Anser anser), feral pigeons (Columbia livia) and mallards (Anas platyrhynchos)
    Christine Monceyron Jonassen
    Section for Virology and Serology, National Veterinary Institute, PO Box 8156 Dep, N 0033 Oslo, Norway
    J Gen Virol 86:1597-607. 2005
    ....
  87. ncbi Small-scale spatial cognition in pigeons
    Ken Cheng
    Centre for the Integrative Study of Animal Behaviour, Department of Psychology, Macquarie University, Sydney, NSW 2109, Australia
    Behav Processes 72:115-27. 2006
    ..Most recently, single-cell recording from the pigeon's hippocampal formation has revealed cells with different properties from the classic 'place' cells of rats, as well as differences in the two sides of the hippocampus...
  88. pmc Risk for infection with highly pathogenic avian influenza virus (H5N1) in backyard chickens, Bangladesh
    Paritosh K Biswas
    Department of Microbiology, Chittagong Veterinary and Animal Sciences University, Khulshi, Chittagong, Bangladesh
    Emerg Infect Dis 15:1931-6. 2009
    ..50, p = 0.032). Separating chickens and ducks at night was protective (OR 0.06, 95% CI 0.01-0.45, p = 0.006). Reducing these risks and taking protective measures might reduce the risk for influenza (H5N1) infection in backyard chickens...
  89. ncbi Virulence of pigeon-origin Newcastle disease virus isolates for domestic chickens
    G D Kommers
    Department of Pathology, College of Veterinary Medicine, University of Georgia, Athens 30602-7388, USA
    Avian Dis 45:906-21. 2001
    ..The behavior of the two pigeon-origin APMV-1 isolates when inoculated into chickens was characteristic of velogenic viscerotropic NDVs and included necro-hemorrhagic lesions in the gastrointestinal tract...
  90. ncbi Protein nonenzymatic modifications and proteasome activity in skeletal muscle from the short-lived rat and long-lived pigeon
    Manel Portero-Otin
    Department of Basic Medical Sciences, Faculty of Medicine, University of Lleida, Avinguda Rovira Roure 44, Lleida 25198, Spain
    Exp Gerontol 39:1527-35. 2004
    ..These results reinforces the role of structural components such as membrane unsaturation and protein composition in determining the longer maximum life span showed by birds compared with mammals of similar body size...
  91. ncbi A GPS-based system for recording the flight paths of birds
    K von Hünerbein
    J W Goethe Universität Frankfurt, Frankfurt am Main, Germany
    Naturwissenschaften 87:278-9. 2000
    ..Prototypes were tested on homing pigeons. The records of complete flight paths with surprising details illustrate the potential of this new method that can be used on a variety of medium-sized and large vertebrates...
  92. ncbi A lightweight microdrive for single-unit recording in freely moving rats and pigeons
    David K Bilkey
    Department of Psychology, University of Otago, PO Box 56, Dunedin, New Zealand
    Methods 30:152-8. 2003
    ..Here we discuss the construction of the device and comment on its use in recording from freely moving rats and pigeons...
  93. ncbi Eared dove (Zenaida auriculata, Columbidae) as host for St. Louis encephalitis virus (Flaviviridae, Flavivirus)
    Luis A Diaz
    Laboratorio Arbovirus, Instituto de Virología Dr JM Vanella, Facultad de Ciencias Medicas, Universidad Nacional de Cordoba, Cordoba, Argentina
    Vector Borne Zoonotic Dis 8:277-82. 2008
    ..quinquefasciatus, and that these mosquitoes also fed on eared doves, they could be considered competent hosts for SLEV...
  94. pmc Familiar route loyalty implies visual pilotage in the homing pigeon
    Dora Biro
    Department of Zoology, University of Oxford, South Parks Road, Oxford OX1 3PS, United Kingdom
    Proc Natl Acad Sci U S A 101:17440-3. 2004
    ..We discuss how visual landmarks may be encoded as waypoints within familiar route maps...
  95. ncbi Minute excretion of highly pathogenic avian influenza virus A/chicken/Indonesia/2003 (H5N1) from experimentally infected domestic pigeons (Columbia livia) and lack of transmission to sentinel chickens
    Ortrud Werner
    Institute of Diagnostic Virology, Friedrich Loeffler Institut FLI, Federal Research Institute for Animal Health, 17493 Greifswald Insel Riems, Germany
    J Gen Virol 88:3089-93. 2007
    ..All surviving birds shed virus via the oropharynx and the cloaca at minimal titres and seroconverted. Sentinel chickens reared in direct contact to the pigeons neither developed clinical signs nor seroconverted to the H5N1 virus...
  96. ncbi Structural and functional homology among chicken, duck, goose, turkey and pigeon interleukin-8 proteins
    Yung Fu Wu
    Graduate Institute of Veterinary Microbiology, College of Veterinary Medicine, National Chung Hsing University, Taichung, Taiwan
    Vet Immunol Immunopathol 125:205-15. 2008
    ....
  97. ncbi Infectious and lethal doses of H5N1 highly pathogenic avian influenza virus for house sparrows (Passer domesticus) and rock pigeons (Columbia livia)
    Justin D Brown
    Southeastern Cooperative Wildlife Disease Study, Department of Population Health, Wildlife Health Building, College of Veterinary Medicine, University of Georgia, Athens, GA 30602, USA
    J Vet Diagn Invest 21:437-45. 2009
    ..When infection did occur, the duration of viral shedding was brief, and viral titers were low. The data suggests that pigeons would contribute little to the transmission and spread of H5N1 HPAI virus in poultry...
  98. ncbi Having the nerve to home: trigeminal magnetoreceptor versus olfactory mediation of homing in pigeons
    A Gagliardo
    Dipartimento di Biologia, University of Pisa, Via Volta 6, Pisa, Italy
    J Exp Biol 209:2888-92. 2006
    ..In the present study, however, we show that an intact ophthalmic branch of the trigeminal nerve is neither necessary nor sufficient for good homing performance from unfamiliar locations, but that an intact olfactory nerve is necessary...
  99. ncbi Low complex I content explains the low hydrogen peroxide production rate of heart mitochondria from the long-lived pigeon, Columba livia
    Adrian J Lambert
    Medical Research Council Mitochondrial Biology Unit, Hills Road, Cambridge, CB2 0XY, UK
    Aging Cell 9:78-91. 2010
    ..We conclude that mitochondria from the long-lived pigeon display low rates of hydrogen peroxide production because they have low levels of complex I...
  100. ncbi Hyperbolic value addition and general models of animal choice
    J E Mazur
    Department of Psychology, Southern Connecticut State University, New Haven, Connecticut 06515, USA
    Psychol Rev 108:96-112. 2001
    ..Some results favor the hyperbolic value-added model and delay-reduction theory over the contextual-choice model, but more data are needed from choice situations for which the models make distinctly different predictions...
  101. ncbi An outbreak of sarcocystosis in psittacines and a pigeon in a zoological collection in Brazil
    R Ecco
    Veterinary School, Universidade Federal de Minas Gerais, Belo Horizonte, Av Antonio Carlos, 6627, Belo Horizonte, MG 31270 901 Minas Gerais, Brazil
    Avian Dis 52:706-10. 2008
    ..This is the first documentation of Sarcocystis infection in psittacines and a pigeon from Brazil...

Research Grants62

  1. Evolution of Cryptococcus neoformans strains from patients with HIV/AIDS
    John R Perfect; Fiscal Year: 2013
    ..This application of whole-genome methods to natural strains of C. neoformans will identify genes or genomic regions that are significantly associated with pathogenicity for humans. ..
  2. Responses and Equivalence Classes
    Peter Urcuioli; Fiscal Year: 2007
    ..unreadable] [unreadable]..
  3. MOLECULAR VARIABLES AFFECTING CHOICE BEHAVIOR
    JAMES MAZUR; Fiscal Year: 2009
    ....
  4. Associative Learning
    ROBERT RESCORLA; Fiscal Year: 2005
    ..These studies would importantly influence our thinking about elementary associative learning processes. They would illuminate the process of extinction, a process important both to clinical applications and to neural investigations. ..
  5. MEMORY PROCEDURES FOR DRUG ASSESSMENTS
    Anthony Wright; Fiscal Year: 2001
    ..Understanding how memory works and the mechanisms of drugs and drug abuse on memory is necessary for any effective treatment regime. ..
  6. Learning Processes in Matching-to-Sample by Pigeons
    Anthony Wright; Fiscal Year: 2005
    ..This research will extend our knowledge of how tasks are learned, problems solved, and conditions that lead to either higher-order concept learning or stimulus-specific learning. ..
  7. Memory Processing in Primates and Avians
    Anthony A Wright; Fiscal Year: 2010
    ..g., neurophysiological) on how memory works. ..
  8. Processes of Discrimination and Attention
    DONALD BLOUGH; Fiscal Year: 2008
    ..The work stresses the collection of quantitative data suitable for mathematical modeling; an exemplar model of discrimination and memory is used to predict key results. ..
  9. Alcohol Cues:Opioid Anatagonism/ Behavioral Economics
    TIMOTHY SHAHAN; Fiscal Year: 2005
    ..Future studies could examine the role of specific opioid receptor subtypes or other receptor systems in the effects of alcohol cues and their relationship to genetic susceptibility to alcoholism. ..
  10. Discrimination, Reinforcement, and Resistance to Change
    JOHN NEVIN; Fiscal Year: 2009
    ....
  11. Neuropharmacology of GHB discrimination
    Wouter Koek; Fiscal Year: 2010
    ..Increased knowledge about the activation and modulation of GABAB systems will help to develop effective approaches to treating sleep-, drug abuse-, and other CNS disorders. ..
  12. Divided Attention and Reinforcement Variables
    TIMOTHY SHAHAN; Fiscal Year: 2007
    ..unreadable] [unreadable]..
  13. Discriminative Stimulus Effects of Alcohol in Mice
    Wouter Koek; Fiscal Year: 2007
    ..This future research will increase our understanding of risk factors for alcoholism and drug abuse and will help the development of effective approaches to prevention and treatment. [unreadable] [unreadable] [unreadable]..
  14. Effect of prior event on reward value
    Thomas R Zentall; Fiscal Year: 2010
    ..If prior effort or other prior less preferred events affect the value of the reinforcer that follows, it suggests that the value of reinforcers may be enhanced by increasing the effort required to obtain them. ..
  15. SINGLE CODE/DEFAULT STRATEGY USE BY ANIMALS
    Thomas Zentall; Fiscal Year: 2001
    ....
  16. Effect of Prior Effort on Reward Value
    Thomas Zentall; Fiscal Year: 2006
    ..The proposed research should have important implications for theories of cognitive dissonance as well as other psychological theories of human social behavior...
  17. PERCEPTUAL BASES OF VISUAL CONCEPTS
    EDWARD WASSERMAN; Fiscal Year: 2008
    ..The results could also promote the behavioral analysis of discrimination and generalization processes in learning-disabled or language-deficient humans. [unreadable] [unreadable]..
  18. Principles of Behavior Change: Choice and Context
    Edmund Fantino; Fiscal Year: 2010
    ..The outcomes of these studies are expected to influence the development of improved and individualized forms of behavioral and cognitive therapy as well as guide future research on the neural bases of choice. ..
  19. PERCEPTUAL BASES OF VISUAL CONCEPTS
    Edward A Wasserman; Fiscal Year: 2010
    ..Our results should also advance our understanding of how the visual system develops and how to promote its regeneration after disease or injury. ..
  20. Dynamic Models of Reconditioning
    Peter Killeen; Fiscal Year: 2006
    ..By providing statistically powerful tests of competing models of underlying behavioral machinery, we may get closer to understanding how to mitigate such fatal obsessions. ..
  21. CHANGES IN REINFORCER VALUE AND REINFORCER RELATIVITY
    FRANCES MCSWEENEY; Fiscal Year: 2002
    ..Because operant principles are often used to understand and to treat health-related problems (e.g., drug taking, obesity), this research may have many implications for both theory and practice in the area of health. ..
  22. DRUGS OF ABUSE: CHRONIC INTERACTIONS AND BEHAVIOR
    DONALD MCMILLAN; Fiscal Year: 2005
    ..abstract_text> ..
  23. Neuropathology and Pathogenesis of Huntington's Disease
    Anton Reiner; Fiscal Year: 2008
    ..abstract_text> ..
  24. MONOCYTE/MACROPHAGE SUBCELLULAR LIPOPROTEIN PROCESSING
    Nancy Jones; Fiscal Year: 2002
    ..The role of receptors and non-specific binding will be determined by competition studies. The proposed studies will provide potential mechanism(s) for native LDL to cause in vitro foam cell formation. ..
  25. CELLULAR AND MOLECULAR STUDIES OF VESTIBULAR HAIR CELLS
    MANNING CORREIA; Fiscal Year: 2007
    ..The two specific aims of this project are linked in that one drives studies of the the effector pKir2.1 and the second directs studies the msucarinic receptors in the pathway proposed above. ..
  26. Temporal Dynamics
    JOHN STADDON; Fiscal Year: 2006
    ..We believe that these studies may lead to an entirely new unified approach to choice. ..
  27. Sequence Learning
    WALTER HERBRANSON; Fiscal Year: 2006
    ..Such an animal model would prove particularly valuable in the investigation of several neurological disorders such as temporal lobe amnesia and Parkinson's disease. [unreadable] [unreadable] [unreadable]..
  28. Effects of Response Effort and Reinforcer Delay on Behav
    Theresa Foster; Fiscal Year: 2003
    ..This research may also reveal processes useful for understanding human behavior in situations involving health and safety behavior. ..
  29. Determinants of Reward Value
    REBECCA SINGER; Fiscal Year: 2007
    ..This model is also used to study risk-taking and gambling behavior. [unreadable] [unreadable] [unreadable]..
  30. HOST COMPETENCE FACTORS AFFECT ARBOVIRUS TRANSMISSION
    William Reisen; Fiscal Year: 2003
    ..Studies will assess how alternating sequential infections between vertebrate and vector species that are part of the natural transmission cycle may alter virus genetics and fitness. ..
  31. EXPERIMENTAL & THEORETICAL STUDIES: LEARNING MECHANISMS
    JOHN STADDON; Fiscal Year: 2002
    ..The proposed work is intended to increase our basic understanding of how these systems work , hence aid in the search for means to eliminate or alleviate memory and learning disorders. ..
  32. Temporal Integration of Learned Behavior
    AARON BLAISDELL; Fiscal Year: 2006
    ..unreadable] [unreadable]..
  33. Associative Mechanisms of Spatial Cognition
    AARON BLAISDELL; Fiscal Year: 2006
    ..abstract_text> ..
  34. Contingent Tolerance to Cocaine in Pigeons
    JULIE MARUSICH; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  35. ARBOVIRUS PERSISTENCE IN SEASONAL WETLANDS
    William Reisen; Fiscal Year: 2002
    ..Virus ecology at wetlands in the Coachella Valley of southeastern California with consistent enzootic activity will be compared with wetlands in the southern San Joaquin Valley where virus activity currently is intermittent. ..
  36. MODELS FOR LEARNING, MEMORY, AND INFERENCE
    JOHN STADDON; Fiscal Year: 2001
    ..The ultimate aim is to combine these elementary processes into increasingly comprehensive, associative models whose properties can be compared to the structure and function of the neural systems that bring about learning. ..
  37. Evolutionary genetics of visual communication
    SETH COLEMAN; Fiscal Year: 2008
    ..abstract_text> ..
  38. Function of Vestibular-Nerve Afferent Types
    Timothy Hullar; Fiscal Year: 2008
    ..Findings from this study will allow better understanding of pathologies of the peripheral vestibular system. ..
  39. Automated Testing of Learning and Memory
    CHARLES GALLISTEL; Fiscal Year: 2002
    ....
  40. Representation of number in infancy
    Elizabeth M Brannon; Fiscal Year: 2010
    ....
  41. Number Representation in Primates
    Elizabeth M Brannon; Fiscal Year: 2010
    ....
  42. Behavioral Pharmacology of Serotonin Inverse Agoinsts
    Ellen Walker; Fiscal Year: 2006
    ..Taken together, these experiments will provide a novel pharmacological and/or behavioral profile for 5-HT2C inverse agonists and neutral antagonists while testing hypotheses generated from in vitro data. ..
  43. Developing a Model of Transitive Behavior
    Karen Lionello DeNolf; Fiscal Year: 2005
    ..Ultimately, this rat model will lead to advances in the assessment of non-language based symbolic behavior, and to applications in the fields of behavioral toxicology and animal models of developmental disabilities. ..
  44. CHEMISTRY AND BIOCHEMISTRY OF GLYCOCONJUGATES
    YUAN LEE; Fiscal Year: 2005
    ..These studies are significant from the evolutionary standpoint, since the occurrence of alpha-Gal in glycoproteins is rare in birds, and the responsible transferase seems to be different from that of mammals. ..
  45. Mechanism of Ca2+ Sensitization in Smooth Muscle
    Toshio Kitazawa; Fiscal Year: 2006
    ..abstract_text> ..
  46. QUANTITATIVE MORPHOPHYSIOLOGY OF VESTIBULAR AFFERENTS
    GOLDA KEVETTER; Fiscal Year: 2004
    ..This could prove important for treatment of patients with vestibular disorders, such as those suffering with Meniere's disease or even normal aging. ..
  47. Behavioral Treatment for College Student Cigarette Use
    CHRISTOPHER CORREIA; Fiscal Year: 2003
    ..abstract_text> ..
  48. Howard/Hopkins Center for Reducing Asthma Disparities
    Georgia Dunston; Fiscal Year: 2006
    ..abstract_text> ..
  49. Developing techniques for studying tinnitus in animals
    Henry Heffner; Fiscal Year: 2007
    ..Knowing the pitch of an animal's tinnitus is necessary to distinguish between physiological changes due to hearing loss from those due to tinnitus. [unreadable] [unreadable]..
  50. ANTIBODY PROBES OF CNS MITOCHONDRIAL APOPTOTIC FUNCTION
    Ronald Jemmerson; Fiscal Year: 2004
    ..The feasibility of the proposed research is supported by preliminary results and by the participation of on-site collaborators with expertise in the field of neuroscience, in particular the physiology of CNS mitochondria. ..
  51. Chemoanatomic bases for peripheral vestibular function
    GAY HOLSTEIN; Fiscal Year: 2007
    ..The proposed research is unique, and will have direct bearing on the development of more effective therapeutic interventions, both medicinal and device-oriented, for peripheral vestibular disorders. [unreadable] [unreadable] [unreadable]..
  52. Sex Diffrerences in Opioid Antinociception
    Andrew Barrett; Fiscal Year: 2003
    ....
  53. Epidemiology of Yellow Fever in the Americas
    Robert Tesh; Fiscal Year: 2005
    ..Most of the work will be done in laboratories at the University of Texas Medical Branch, Center for Tropical Diseases; but a small portion will be done at the Evandro Chagas Institute in Belem, Brazil. ..
  54. Mimic Peptides of HIV-1 Epitopes as Vaccines
    Darcy Wilson; Fiscal Year: 2005
    ..Ultimately, this peptide sequence information will be incorporated into a therapeutic/ prophylactic multi-epitope vaccine formulation based on multiple peptides, fusion proteins or DNA sequences in viral vectors. ..
  55. Engineering glutamate metabolism
    Malcolm Watford; Fiscal Year: 2006
    ..The long term goals of the work are to formulate optimal delivery of amino acids and protein to enhance protein accretion and limit protein wasting in the treatment, and prevention, of disease. ..
  56. Murine Model of Marijuana-Induced Executive Dysfunction
    RUTH COLWILL; Fiscal Year: 2003
    ..Changes in endocannabinoid levels: -Measurements of anandamide and 2-arachidonylglycerol in dissected brain regions using liquid chromatography/mass spectrometry (LC/MS). ..
  57. NMDA and D1 receptor involvement in operant learning
    Matthew Andrzejewski; Fiscal Year: 2005
    ..The proposed research integrates cannula mapping techniques, pharmacological manipulations and advanced behavioral analysis. ..
  58. Brain Damage and Recovery of Function in the Adult System
    Mei Fang Cheng; Fiscal Year: 2009
    ..In sum, the present proposal seeks to determine the role of lesion-induced neurogenesis in the context of the recovery of function in the mature dove brain. ..
  59. Sex Differences to Effects of Nicotine on Responses Maintained by Environmental S
    BETHANY RAIFF; Fiscal Year: 2007
    ..unreadable] [unreadable] [unreadable]..