urodela

Summary

Summary: An order of the Amphibia class which includes salamanders and newts. They are characterized by usually having slim bodies and tails, four limbs of about equal size (except in Sirenidae), and a reduction in skull bones.

Top Publications

  1. ncbi Segregation of object and background motion in the retina
    Bence P Olveczky
    Division of Health Sciences and Technology, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02138, USA
    Nature 423:401-8. 2003
  2. ncbi Characterization of displaced bipolar cells in the tiger salamander retina
    Bruce R Maple
    Cullen Eye Institute, Baylor College of Medicine, One Baylor Plaza, Mail Station NC 205, Houston, TX 77030, USA
    Vision Res 45:697-705. 2005
  3. ncbi Strong selection against hybrids at a hybrid zone in the Ensatina ring species complex and its evolutionary implications
    João Alexandrino
    Museum of Vertebrate Zoology, University of California, Berkeley, 3101 Valley Life Science Building 3160, Berkeley, California 94720 3160, USA
    Evolution 59:1334-47. 2005
  4. ncbi Evolutionary rates, divergence dates, and the performance of mitochondrial genes in Bayesian phylogenetic analysis
    Rachel Lockridge Mueller
    Museum of Vertebrate Zoology, University of California, 3101 Valley Life Sciences Building Berkeley, California 94720 3160, USA
    Syst Biol 55:289-300. 2006
  5. ncbi Population dynamics and regulation in the cave salamander Speleomantes strinatii
    Sebastiano Salvidio
    DIPTERIS, Universita di Genova, Corso Europa 26, Genova, Italy
    Naturwissenschaften 94:396-400. 2007
  6. ncbi Amphibian chemical defense: antifungal metabolites of the microsymbiont Janthinobacterium lividum on the salamander Plethodon cinereus
    Robert M Brucker
    Department of Chemistry and Biochemistry, James Madison University, Harrisonburg, VA 22807, USA
    J Chem Ecol 34:1422-9. 2008
  7. ncbi Diversity of cutaneous bacteria with antifungal activity isolated from female four-toed salamanders
    Antje Lauer
    Department of Biology, James Madison University, Harrisonburg, VA, USA
    ISME J 2:145-57. 2008
  8. ncbi Female philopatry and male-biased dispersal in a direct-developing salamander, Plethodon cinereus
    Eric B Liebgold
    Department of Biology, The University of Virginia, Charlottesville, VA 22904 4328, USA
    Mol Ecol 20:249-57. 2011
  9. pmc Cutaneous bacteria of the redback salamander prevent morbidity associated with a lethal disease
    Matthew H Becker
    Department of Biological Sciences, Virginia Tech, Blacksburg, Virginia, USA
    PLoS ONE 5:e10957. 2010
  10. ncbi Does niche conservatism promote speciation? A case study in North American salamanders
    Kenneth H Kozak
    Department of Ecology and Evolution, Stony Brook University, Stony Brook, New York 11794 5245, USA
    Evolution 60:2604-21. 2006

Research Grants

  1. Developmental Neuroscience Research Program
    PETER MACLEISH; Fiscal Year: 2007
  2. NEUROMODULATION OF RETINAL GANGLION CELL RESPONSES
    Abram Akopian; Fiscal Year: 2007
  3. Replacing an Animal Resource Facility Cage Washer.
    Kristen Drescher; Fiscal Year: 2007
  4. Pheromone sensing in mammals
    Trese Leinders Zufall; Fiscal Year: 2006
  5. VISION AND INTRARETINAL POTENTIALS
    DWIGHT BURKHARDT; Fiscal Year: 2003
  6. ODOR PROCESSING AND OLFACTORY BULB LOCAL CIRCUITS
    JOHN KAUER; Fiscal Year: 2004
  7. Origin of vertebrate left-right asymmetry
    Martina Brueckner; Fiscal Year: 2008
  8. IDENTIFYING NEWT GENES THAT REGULATE CELLULAR PLASTICITY
    SHANNON ODELBERG; Fiscal Year: 2004
  9. THE ROLE OF A NOVEL GENE, NNAL, IN NEURONAL REGENERATION
    PETER MACLEISH; Fiscal Year: 2004
  10. Conference on Retinal Neurobiology and Visual Processing
    Malcolm Slaughter; Fiscal Year: 2006

Detail Information

Publications229 found, 100 shown here

  1. ncbi Segregation of object and background motion in the retina
    Bence P Olveczky
    Division of Health Sciences and Technology, Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02138, USA
    Nature 423:401-8. 2003
    ..We show how a population of ganglion cells selective for differential motion can rapidly flag moving objects, and even segregate multiple moving objects...
  2. ncbi Characterization of displaced bipolar cells in the tiger salamander retina
    Bruce R Maple
    Cullen Eye Institute, Baylor College of Medicine, One Baylor Plaza, Mail Station NC 205, Houston, TX 77030, USA
    Vision Res 45:697-705. 2005
    ..We conclude that displaced bipolar cells in the tiger salamander retina are entirely OFF-center cells, and predominately cone-dominated cells...
  3. ncbi Strong selection against hybrids at a hybrid zone in the Ensatina ring species complex and its evolutionary implications
    João Alexandrino
    Museum of Vertebrate Zoology, University of California, Berkeley, 3101 Valley Life Science Building 3160, Berkeley, California 94720 3160, USA
    Evolution 59:1334-47. 2005
    ....
  4. ncbi Evolutionary rates, divergence dates, and the performance of mitochondrial genes in Bayesian phylogenetic analysis
    Rachel Lockridge Mueller
    Museum of Vertebrate Zoology, University of California, 3101 Valley Life Sciences Building Berkeley, California 94720 3160, USA
    Syst Biol 55:289-300. 2006
    ..Reasons underlying this rate variation are discussed, as is the extensive rate variation in cox1 in light of its proposed role in DNA barcoding...
  5. ncbi Population dynamics and regulation in the cave salamander Speleomantes strinatii
    Sebastiano Salvidio
    DIPTERIS, Universita di Genova, Corso Europa 26, Genova, Italy
    Naturwissenschaften 94:396-400. 2007
    ..These results stress the importance of considering both exogenous and endogenous factors when analysing amphibian long-term population dynamics...
  6. ncbi Amphibian chemical defense: antifungal metabolites of the microsymbiont Janthinobacterium lividum on the salamander Plethodon cinereus
    Robert M Brucker
    Department of Chemistry and Biochemistry, James Madison University, Harrisonburg, VA 22807, USA
    J Chem Ecol 34:1422-9. 2008
    ..Exploitation of this biological process may provide long-term resistance to B. dendrobatidis for vulnerable amphibians and serve as a model for managing future emerging diseases in wildlife populations...
  7. ncbi Diversity of cutaneous bacteria with antifungal activity isolated from female four-toed salamanders
    Antje Lauer
    Department of Biology, James Madison University, Harrisonburg, VA, USA
    ISME J 2:145-57. 2008
    ..The resident cutaneous antifungal bacteria may play an important role in amphibians' innate defense against pathogens, including the lethal chytrid fungus Batrachochytrium dendrobatidis...
  8. ncbi Female philopatry and male-biased dispersal in a direct-developing salamander, Plethodon cinereus
    Eric B Liebgold
    Department of Biology, The University of Virginia, Charlottesville, VA 22904 4328, USA
    Mol Ecol 20:249-57. 2011
    ..We conclude that, in this population of a direct-developing amphibian, females are philopatric and dispersal is male-biased, consistent with the local mate competition hypothesis...
  9. pmc Cutaneous bacteria of the redback salamander prevent morbidity associated with a lethal disease
    Matthew H Becker
    Department of Biological Sciences, Virginia Tech, Blacksburg, Virginia, USA
    PLoS ONE 5:e10957. 2010
    ..Therefore, symbiotic microbes associated with this species appear to be an important component of its innate skin defenses...
  10. ncbi Does niche conservatism promote speciation? A case study in North American salamanders
    Kenneth H Kozak
    Department of Ecology and Evolution, Stony Brook University, Stony Brook, New York 11794 5245, USA
    Evolution 60:2604-21. 2006
    ..Our results demonstrate that even the relatively subtle climatic differences between montane and lowland habitats in eastern North America may play a key role in the origin of new species...
  11. ncbi Higher-level salamander relationships and divergence dates inferred from complete mitochondrial genomes
    Peng Zhang
    Department of Integrative Biology, Museum of Vertebrate Zoology, University of California, Berkeley, CA 94720 3160, USA
    Mol Phylogenet Evol 53:492-508. 2009
    ..A likelihood-based ancestral area reconstruction analysis favors a distribution throughout Laurasia in the Early Jurassic for the common ancestor of all living salamanders...
  12. pmc The bacterially produced metabolite violacein is associated with survival of amphibians infected with a lethal fungus
    Matthew H Becker
    Department of Biological Sciences, Virginia Tech, MC 0406, Blacksburg, VA 24061, USA
    Appl Environ Microbiol 75:6635-8. 2009
    ..cinereus and that adding J. lividum is effective for protecting individuals that lack violacein-producing skin bacteria...
  13. ncbi Scale-dependent genetic structure of the Idaho giant salamander (Dicamptodon aterrimus) in stream networks
    Lindy B Mullen
    Division of Biological Sciences, University of Montana, Missoula, MT 59812, USA
    Mol Ecol 19:898-909. 2010
    ..These results show the strong influence of stream networks on population structure and genetic divergence of a salamander, with contrasting effects at different hierarchical scales...
  14. pmc What are the consequences of combining nuclear and mitochondrial data for phylogenetic analysis? Lessons from Plethodon salamanders and 13 other vertebrate clades
    M Caitlin Fisher-Reid
    Department of Ecology and Evolution, Stony Brook University, Stony Brook NY, 11794 5245, USA
    BMC Evol Biol 11:300. 2011
    ....
  15. pmc Vesicle pool size at the salamander cone ribbon synapse
    Theodore M Bartoletti
    Department of Ophthalmology and Visual Sciences, University of Nebraska Medical Center, 4050 Durham Research Center, Omaha, NE 68198 5840, USA
    J Neurophysiol 103:419-23. 2010
    ..EPSCs evoked by lengthy depolarization suggest a reserve pool of approximately 90 vesicles per ribbon, similar to the number of additional docking sites further up the ribbon...
  16. ncbi Genetic leakage after adaptive and nonadaptive divergence in the Ensatina eschscholtzii ring species
    Ricardo J Pereira
    Museum of Vertebrate Zoology and Department of Integrative Biology, 3101 Valley Life Sciences Building, University of California, Berkeley, California 94720, USA
    Evolution 63:2288-301. 2009
    ..Diversification and consequent genetic interactions in Ensatina reveal a continuum between populations, ecological races, and species, where polytypic traits and high genetic differentiation are maintained without reproductive isolation...
  17. ncbi Appendage regeneration in adult vertebrates and implications for regenerative medicine
    Jeremy P Brockes
    Department of Biochemistry and Molecular Biology, University College London, Gower Street, London WC1E 6BT, UK
    Science 310:1919-23. 2005
    ..The blastema can regenerate autonomously as a self-organizing system over variable linear dimensions. Here we consider the prospects for limb regeneration in mammals from this viewpoint...
  18. ncbi Exploring patterns and extent of bias in estimating divergence time from mitochondrial DNA sequence data in a particular lineage: a case study of salamanders (order Caudata)
    Yuchi Zheng
    Department of Herpetology, Chengdu Institute of Biology, Chinese Academy of Sciences, Chengdu, People s Republic of China
    Mol Biol Evol 28:2521-35. 2011
    ..In other groups, similar evaluation should be performed to facilitate the choice of markers for molecular dating and making inferences from the results...
  19. ncbi When are phylogenetic analyses misled by convergence? A case study in Texas cave salamanders
    John J Wiens
    Department of Ecology and Evolution, State University of New York at Stony Brook, Stony Brook, New York 11794 5245, USA
    Syst Biol 52:501-14. 2003
    ....
  20. ncbi Experimental infection of North American plethodontid salamanders with the fungus Batrachochytrium dendrobatidis
    V M Vazquez
    University of Georgia, Plant Biology Department, Athens, Georgia 30602, USA
    Dis Aquat Organ 84:1-7. 2009
    ..However, some animals may have survived with or cleared the infection. Additional studies are required to determine whether chytridiomycosis is a significant factor in declines of plethodontid salamanders...
  21. pmc The amphibian chytrid fungus, Batrachochytrium dendrobatidis, in fully aquatic salamanders from Southeastern North America
    Matthew W H Chatfield
    Department of Ecology and Evolutionary Biology, Tulane University, New Orleans, Louisiana, United States of America
    PLoS ONE 7:e44821. 2012
    ....
  22. ncbi Addition of antifungal skin bacteria to salamanders ameliorates the effects of chytridiomycosis
    Reid N Harris
    Department of Biology, James Madison University, Harrisonburg, Virginia 22807, USA
    Dis Aquat Organ 83:11-6. 2009
    ..Our results also suggest a mechanism for the association of climate change and the likelihood of chytridiomycosis outbreaks via the effects of the former on antifungal bacterial communities...
  23. ncbi The identification of 2,4-diacetylphloroglucinol as an antifungal metabolite produced by cutaneous bacteria of the salamander Plethodon cinereus
    Robert M Brucker
    Departments of Biology and Chemistry, James Madison University, Harrisonburg, VA 22807, USA
    J Chem Ecol 34:39-43. 2008
    ..73 microM, comparable to crude extract concentrations. This study is the first to show that an epibiotic bacterium on an amphibian species produces a chemical that inhibits pathogenic fungi...
  24. ncbi Experimental infection of native north Carolina salamanders with Batrachochytrium dendrobatidis
    Sathya K Chinnadurai
    North Carolina State University, College of Veterinary Medicine, Raleigh, NC 27606, USA
    J Wildl Dis 45:631-6. 2009
    ..This study also indicates that PCR is a very sensitive tool for detecting B. dendrobatidis infection, even in animals that are clinically unaffected, thus positive results should be interpreted with caution...
  25. ncbi Genetic subdivision, glacial refugia and postglacial recolonization in the golden-striped salamander, Chioglossa lusitanica (Amphibia: urodela)
    J Alexandrino
    Departamento de Zoologia e Antropologia, Faculdade de Ciencias, Universidade do Porto, Praça Gomes Teixeira, 4050 Porto, Portugal
    Mol Ecol 9:771-81. 2000
    ....
  26. pmc Use of multiple dispersal pathways facilitates amphibian persistence in stream networks
    Evan H Campbell Grant
    Northeast Amphibian Research and Monitoring Initiative, US Geological Survey Patuxent Wildlife Research Center, Laurel, MD 20708 4026, USA
    Proc Natl Acad Sci U S A 107:6936-40. 2010
    ..Our results link the movement behavior of stream salamanders to network topology, and they underscore the importance of identifying and protecting critical dispersal pathways when addressing region-wide population declines...
  27. pmc A comparative study of gland cells implicated in the nerve dependence of salamander limb regeneration
    Anoop Kumar
    Institute for Structural and Molecular Biology, University College London, London, UK
    J Anat 217:16-25. 2010
    ..These findings serve to unify the nerve dependence of limb regeneration...
  28. pmc Sal-Site: integrating new and existing ambystomatid salamander research and informational resources
    Jeramiah J Smith
    Department of Biology, Spinal Cord and Brain Injury Research Center, University of Kentucky, Lexington, KY 40506, USA
    BMC Genomics 6:181. 2005
    ..Sal-Site is accessible at http://www.ambystoma.org...
  29. ncbi Linking movement behaviour to dispersal and divergence in plethodontid salamanders
    Winsor H Lowe
    Division of Biological Sciences, University of Montana, Missoula, MT 59812, USA
    Mol Ecol 17:4459-69. 2008
    ....
  30. ncbi A large-scale phylogeny of Amphibia including over 2800 species, and a revised classification of extant frogs, salamanders, and caecilians
    R Alexander Pyron
    Department of Biological Sciences, The George Washington University, 2023 G St NW, Washington, DC 20052, United States
    Mol Phylogenet Evol 61:543-83. 2011
    ....
  31. pmc Retinal ganglion cells can rapidly change polarity from Off to On
    Maria Neimark Geffen
    Program in Biophysics, Harvard University, Cambridge, Massachusetts, United States of America
    PLoS Biol 5:e65. 2007
    ..This study illustrates how inhibitory interneurons can rapidly gate the flow of information within a circuit, dramatically altering the behavior of the principal neurons in the course of a computation...
  32. pmc Genic regions of a large salamander genome contain long introns and novel genes
    Jeramiah J Smith
    Department of Biology and Spinal Cord and Brain Injury Research Center, University of Kentucky, Lexington, KY 40506, USA
    BMC Genomics 10:19. 2009
    ..Sixteen BAC clones from the Mexican axolotl (Ambystoma mexicanum: c-value = 32 x 10(9) bp) were isolated and sequenced to characterize the structure of genic regions...
  33. ncbi Phylogeographic and demographic effects of Pleistocene climatic fluctuations in a montane salamander, Plethodon fourchensis
    Donald B Shepard
    Sam Noble Oklahoma Museum of Natural History and Department of Zoology, University of Oklahoma, Norman, Oklahoma 73072, USA
    Mol Ecol 18:2243-62. 2009
    ..fourchensis with its parapatric, sister taxon, P. ouachitae, also emphasizes how responses can vary substantially even among closely related, similarly distributed taxa...
  34. pmc Ontogenetic convergence and evolution of foot morphology in European cave salamanders (Family: Plethodontidae)
    Dean C Adams
    Department of Ecology, Evolution, and Organismal Biology, Iowa State University, Ames, 50011, USA
    BMC Evol Biol 10:216. 2010
    ..For many traits, the relative importance of selective and developmental components remains understudied...
  35. ncbi Aquatic herbicide exposure increases salamander desiccation risk eight months later in a terrestrial environment
    Jason R Rohr
    Department of Biology, University of Kentucky, 101 Morgan Building, Lexington, Kentucky 40506 0225, USA
    Environ Toxicol Chem 24:1253-8. 2005
    ..These results emphasize the importance of considering both latent and cumulative effects of temporally linked stressors in ecotoxicology...
  36. pmc Physiological constraints on organismal response to global warming: Mechanistic insights from clinally varying populations and implications for assessing endangerment
    Joseph Bernardo
    Department of Biology, College of Charleston, 66 George Street, Charleston, SC 29424, USA
    Biol Lett 2:135-9. 2006
    ..We propose that indices of warming-induced stress tolerance may provide a critical new tool for quantitative assessments of endangerment due to anthropogenic climate change across diverse species...
  37. ncbi Global patterns of diversification and species richness in amphibians
    John J Wiens
    Department of Ecology and Evolution, Stony Brook University, Stony Brook, New York 11794, USA
    Am Nat 170:S86-106. 2007
    ..These results may shed light on both the evolutionary causes of the latitudinal diversity gradient and the dramatic but poorly explained disparities in the diversity of living amphibian clades...
  38. ncbi Adding more ecology into species delimitation: ecological niche models and phylogeography help define cryptic species in the black salamander (Aneides flavipunctatus)
    Leslie J Rissler
    Department of Biological Sciences, University of Alabama, Tuscaloosa, AL 35487, USA
    Syst Biol 56:924-42. 2007
    ..Our work demonstrates the ease and utility of using spatial analyses of environmental data and phylogenetics in species delimitation, especially for groups displaying fine-scaled endemism and cryptic species...
  39. ncbi Nested clade analysis and the genetic evidence for population expansion in the phylogeography of the golden-striped salamander, Chioglossa lusitanica (Amphibia: Urodela)
    J Alexandrino
    Departamento de Zoologia e Antropologia, Faculdade de Ciencias, Universidade do Porto, Praça Gomes Teixeira, 4050 Porto, Portugal
    Heredity (Edinb) 88:66-74. 2002
    ..The power of nested clade analysis to detect the genetic signature of range expansion deserves further testing...
  40. pmc Intra-retinal visual cycle required for rapid and complete cone dark adaptation
    Jin Shan Wang
    Department of Ophthalmology and Visual Sciences, Washington University School of Medicine, 660 South Euclid Ave, Saint Louis, Missouri 63110, USA
    Nat Neurosci 12:295-302. 2009
    ..Finally, we also observed cone dark adaptation in the isolated mouse retina...
  41. ncbi First report of a ranavirus associated with morbidity and mortality in farmed Chinese giant salamanders (Andrias davidianus)
    Y Geng
    College of Veterinary Medicine, Sichuan Agricultural University, Ya an, Sichuan 625014, China
    J Comp Pathol 145:95-102. 2011
    ..These salamanders all died within 6-8 days. This is the first report of ranavirus infection associated with mass mortality in Chinese giant salamanders...
  42. ncbi River drainages and phylogeography: an evolutionary significant lineage of shovel-nosed salamander (Desmognathus marmoratus) in the southern Appalachians
    M Tildon Jones
    Department of Biological Sciences, Clemson University, 132 Long Hall, Clemson, SC 29634 0314, USA
    Mol Phylogenet Evol 38:280-7. 2006
  43. pmc Incipient species formation in salamanders of the Ensatina complex
    D B Wake
    Museum of Vertebrate Zoology and Department of Integrative Biology, University of California, Berkeley, CA 94720 3160, USA
    Proc Natl Acad Sci U S A 94:7761-7. 1997
    ..Ensatina illustrates the continuing difficulty in making taxonomic assignments in complexes studied during species formation...
  44. ncbi Historic occurrence of the amphibian chytrid fungus Batrachochytrium dendrobatidis in hellbender Cryptobranchus alleganiensis populations from Missouri
    Catherine M Bodinof
    Department of Fisheries and Wildlife Sciences, University of Missouri, Columbia, Missouri 65211, USA
    Dis Aquat Organ 96:1-7. 2011
    ..Our findings are consistent with the hypothesis that Bd is a non-endemic pathogen in North America that was introduced in the second half of the twentieth century...
  45. ncbi Recent divergence with gene flow in Tennessee cave salamanders (Plethodontidae: Gyrinophilus) inferred from gene genealogies
    Matthew L Niemiller
    Department of Biology, Middle Tennessee State University, Murfreesboro, TN 37132, USA
    Mol Ecol 17:2258-75. 2008
    ..These results strongly favour the hypothesis that Tennessee cave salamanders originated from spring salamanders via divergence with gene flow...
  46. ncbi Pronounced phylogeographic structure on a small spatial scale: geomorphological evolution and lineage history in the salamander ring species Ensatina eschscholtzii in central coastal California
    Shawn R Kuchta
    Museum of Vertebrate Zoology, Department of Integrative Biology, University of California Berkeley, Berkeley, CA 94720 3160, USA
    Mol Phylogenet Evol 50:240-55. 2009
    ..We conclude that such striking levels of phylogeographic structure reflect interspersed episodes of spatial fragmentation, in part driven by the complex geomorphological evolution of the California Coast Range system...
  47. ncbi Rapid diversification, incomplete isolation, and the "speciation clock" in North American salamanders (Genus Plethodon): testing the hybrid swarm hypothesis of rapid radiation
    John J Wiens
    Department of Ecology and Evolution, Stony Brook University, Stony Brook, New York 11794 5245, USA
    Evolution 60:2585-603. 2006
    ..In contrast to the conclusions of a recent review of adaptive radiation and hybridization, we suggest that extensive hybridization sometimes may be a consequence, rather than a cause, of rapid diversification...
  48. ncbi Microsatellite analysis supports mitochondrial phylogeography of the hellbender (Cryptobranchus alleganiensis)
    Maria Tonione
    Department of Biology, San Francisco State University, 1600 Holloway Avenue, San Francisco, CA 94132, USA
    Genetica 139:209-19. 2011
    ..We suggest that the eight independent groups identified in our study should be managed as such, rather than basing conservation decisions on the two named subspecies of hellbender...
  49. ncbi Ontogeny discombobulates phylogeny: paedomorphosis and higher-level salamander relationships
    John Wiens
    Department of Ecology and Evolution, Stony Brook University, Stony Brook, New York 11794 5245, USA
    Syst Biol 54:91-110. 2005
    ..Our results suggest that the effects of paedomorphosis on phylogenetic analyses may be complex, difficult to detect, and can lead to results that are both wrong and statistically well supported by parsimony and Bayesian analyses...
  50. ncbi Phylogeography of the Alpine salamander, Salamandra atra (Salamandridae) and the influence of the Pleistocene climatic oscillations on population divergence
    A Riberon
    Laboratoire de Biologie des populations d Altitude, CNRS UMR 5553, Universite Joseph Fourier, BP 53, F 38041 Grenoble Cedex 9, France
    Mol Ecol 10:2555-60. 2001
    ....
  51. pmc Amphibian sex determination: segregation and linkage analysis using members of the tiger salamander species complex (Ambystoma mexicanum and A. t. tigrinum)
    J J Smith
    Department of Biology and Spinal Cord, Brian Injury Research Center, University of Kentucky, Lexington, KY, USA
    Heredity (Edinb) 102:542-8. 2009
    ..Localization of ambysex sets the stage for gene identification and provides important tools for studying the effect of sex in laboratory and natural populations of this model amphibian system...
  52. ncbi Survey for the pathogenic chytrid fungus Batrachochytrium dendrobatidis in southwestern North Carolina salamander populations
    S Conor Keitzer
    Department of Forestry and Natural Resources, Purdue University, 715 W State St, West Lafayette, Indiana 47907, USA
    J Wildl Dis 47:455-8. 2011
    ..If B. dendrobatidis was present at the time of our sampling, this survey supports evidence of low prevalence of B. dendrobatidis in North American headwater stream salamander populations...
  53. pmc Evolution of gigantism in amphiumid salamanders
    Ronald M Bonett
    Department of Biological Sciences, University of Tulsa, Tulsa, Oklahoma, USA
    PLoS ONE 4:e5615. 2009
    ..means and A. tridactylum. These patterns are concordant with differences in habitat breadth and range size among lineages, and have implications for reproductive isolation and diversification of amphiumid salamanders...
  54. ncbi Low metabolic rates in salamanders are correlated with weak selective constraints on mitochondrial genes
    Rebecca A Chong
    Department of Biology, Colorado State University, Fort Collins, Colorado 80523 1878, USA
    Evolution 67:894-9. 2013
    ..Together, these results suggest that different aspects of mitochondrial genome evolution (i.e., nucleotide substitution, accumulation of noncoding sequences) are differently affected by metabolic variation across tetrapod lineages...
  55. ncbi Uncovering a latent multinomial: analysis of mark-recapture data with misidentification
    William A Link
    U S Geological Survey, Patuxent Wildlife Research Center, 12100 American Holly Drive, Laurel, Maryland 21163, USA
    Biometrics 66:178-85. 2010
    ..We illustrate the approach using two data sets with individual misidentification, one simulated, the other summarizing recapture data for salamanders based on natural marks...
  56. pmc Coprophagy in a cave-adapted salamander; the importance of bat guano examined through nutritional and stable isotope analyses
    Danté B Fenolio
    Department of Zoology, University of Oklahoma, 730 Van Vleet Oval, Norman, OK 73019, USA
    Proc Biol Sci 273:439-43. 2006
    ....
  57. pmc Genome size, cell size, and the evolution of enucleated erythrocytes in attenuate salamanders
    Rachel Lockridge Mueller
    Museum of Vertebrate Zoology, 3101 Valley Life Sciences Bldg, University of California, Berkeley, CA 94720 3160, USA
    Zoology (Jena) 111:218-30. 2008
    ....
  58. ncbi Phylogenetic relationships and phylogeography of Hynobius tokyoensis (Amphibia: Caudata) using complete sequences of cytochrome b and control region genes of mitochondrial DNA
    Masafumi Matsui
    Graduate School of Human and Environmental Studies, Kyoto University, Kyoto, Japan
    Mol Phylogenet Evol 44:204-16. 2007
    ..Cytochrome b appears to have evolved more quickly than CR genes in H. tokyoensis, and thus will be more useful for phylogenetic analyses and formulating conservation measures...
  59. pmc New microsatellite markers for examining genetic variation in peripheral and core populations of the Coastal Giant Salamander (Dicamptodon tenebrosus)
    Rachael Y Dudaniec
    Department of Forest Sciences, University of British Columbia, Vancouver, Canada
    PLoS ONE 5:e14333. 2010
    ..These new microsatellite loci will be a valuable addition to existing markers for detailed landscape and population genetic analyses of D. tenebrosus across its range...
  60. ncbi Reduced genetic variation in the Japanese giant salamander, Andrias japonicus (Amphibia: Caudata)
    Masafumi Matsui
    Graduate School of Human and Environmental Studies, Kyoto University, Sakyo, Kyoto 606 8501, Japan
    Mol Phylogenet Evol 49:318-26. 2008
    ..The species is thus susceptible to extinction by potential environmental fluctuations, and requires extensive conservation measures...
  61. ncbi Cracking the nut: geographical adjacency of sister taxa supports vicariance in a polytomic salamander clade in the absence of node support
    Michael Veith
    Institute for Biodiversity and Ecosystem Dynamics, University of Amsterdam, Kruislaan 318, 1098 SM Amsterdam, The Netherlands
    Mol Phylogenet Evol 47:916-31. 2008
    ....
  62. ncbi Landscape genetics of the blotched tiger salamander (Ambystoma tigrinum melanostictum)
    Stephen F Spear
    Department of Biological Sciences, Idaho State University, Pocatello, Idaho 83209, USA
    Mol Ecol 14:2553-64. 2005
    ..This study demonstrates a general approach that can be used to determine the influence of landscape variables on population genetic structure...
  63. ncbi Can parallel diversification occur in sympatry? Repeated patterns of body-size evolution in coexisting clades of North American salamanders
    Kenneth H Kozak
    Bell Museum of Natural History and Department of Fisheries, Wildlife, and Conservation Biology, University of Minnesota, St Paul, Minnesota 55108, USA
    Evolution 63:1769-84. 2009
    ..Although parallel diversification of sympatric clades may seem counterintuitive, we discuss several ecological and evolutionary factors that may allow the phenomenon to occur...
  64. ncbi Gene lineages and eastern North American palaeodrainage basins: phylogeography and speciation in salamanders of the Eurycea bislineata species complex
    Kenneth H Kozak
    Department of Biology, Washington University, Saint Louis, MO 63130, USA
    Mol Ecol 15:191-207. 2006
    ....
  65. ncbi A multigenic perspective on phylogenetic relationships in the largest family of salamanders, the Plethodontidae
    David R Vieites
    Museo Nacional de Ciencias Naturales, Consejo Superior de Investigaciones Cientificas, c Jose Gutierrez Abascal 2, 28006 Madrid, Spain
    Mol Phylogenet Evol 59:623-35. 2011
    ..Hypothesis testing of alternative topologies supports these conclusions. On the basis of these results we propose a conservative taxonomy for Plethodontidae...
  66. ncbi Testing Pleistocene refugia theory: phylogeographical analysis of Desmognathus wrighti, a high-elevation salamander in the southern Appalachians
    Erica J Crespi
    Department of Biology, Wake Forest University, Winston Salem, NC 27109, USA
    Mol Ecol 12:969-84. 2003
    ..wrighti and allow for significant genetic divergence of populations by restricting gene flow...
  67. ncbi Phylogeographic analysis of mitochondrial gene flow and introgression in the salamander, Plethodon shermani
    D W Weisrock
    Department of Biology, Box 1137, Washington University, Saint Louis, MO 63130, USA
    Mol Ecol 14:1457-72. 2005
    ..Rapid mtDNA introgression associated with transient contacts between P. shermani and other species permits a fine-level resolution of evolutionary lineages not evident from allozymic data...
  68. ncbi Discovery of the first Asian plethodontid salamander
    M S Min
    Conservation Genome Resource Bank for Korean Wildlife, and Brain Korea 21, School of Agricultural Biotechnology, Seoul National University, Seoul 151 742, South Korea
    Nature 435:87-90. 2005
    ..The distribution of the new salamander adds to the enigma of Old World plethodontids, which are otherwise restricted to the western Mediterranean region, suggesting a more extensive past distribution of the family...
  69. ncbi Evolutionary cytogenetics in salamanders
    Stanley K Sessions
    Department of Biology, Hartwick College, Oneonta, NY, 13820, USA
    Chromosome Res 16:183-201. 2008
    Salamanders (Amphibia: Caudata/Urodela) have been the subject of numerous cytogenetic studies, and data on karyotypes and genome sizes are available for most groups...
  70. pmc Phylogeny, evolution, and biogeography of Asiatic Salamanders (Hynobiidae)
    Peng Zhang
    Key Laboratory of Gene Engineering of the Ministry of Education, State Key Laboratory of Biocontrol, Zhongshan University, Guangzhou 510275, People s Republic of China
    Proc Natl Acad Sci U S A 103:7360-5. 2006
    ....
  71. pmc Breaking the covalent bond--a pigment property that contributes to desensitization in cones
    Vladimir J Kefalov
    Department of Neuroscience, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    Neuron 46:879-90. 2005
    ..Cone pigment dissociation therefore contributes to the sensitivity difference between rods and cones...
  72. ncbi A new species of lentic breeding Korean salamander of the genus Hynobius (Amphibia, Urodela)
    Jong Bum Kim
    Graduate School of Human and Environmental Studies, Kyoto University, Japan
    Zoolog Sci 20:1163-9. 2003
    ..Hynobius yangi is morphologically very similar to H. leechii, but could be differentiated from it by the tail shape, degree of limb separation, shape of vomerine teeth series, shape of egg sac, and dorsal coloration...
  73. pmc Rapid diversification and dispersal during periods of global warming by plethodontid salamanders
    David R Vieites
    Museum of Vertebrate Zoology and Department of Integrative Biology, University of California, Berkeley, CA 94720 3160, USA
    Proc Natl Acad Sci U S A 104:19903-7. 2007
    ....
  74. ncbi Accounting for coalescent stochasticity in testing phylogeographical hypotheses: modelling Pleistocene population structure in the Idaho giant salamander Dicamptodon aterrimus
    B C Carstens
    University of Idaho, Department of Biological Sciences, Box 443051, Moscow, ID, 83844 3051, USA
    Mol Ecol 14:255-65. 2005
    ....
  75. ncbi Occurrence of organic chemicals in two rivers inhabited by Ozark hellbenders (Cryptobranchus alleganiensis bishopi)
    M E Solís
    Department of Biological Sciences and Environmental Research Center, University of Missouri Rolla, 105 Schrenk Hall, 1870 Miner Circle, Rolla, MO 65409, USA
    Arch Environ Contam Toxicol 53:426-34. 2007
    ..Our study establishes the basis to examine the specific effects of the detected concentrations, alone and in combination, on the Ozark hellbenders...
  76. ncbi A new species of salamander of the genus Hynobius from Central Honshu, Japan (Amphibia, Urodela)
    Masafumi Matsui
    Graduate School of Human and Environmental Studies, Kyoto University, Kyoto University, Japan
    Zoolog Sci 21:661-9. 2004
    ....
  77. ncbi Analysis of two-state multivariate phenotypic change in ecological studies
    Michael L Collyer
    Department of Ecology, Evolution, and Organismal Biology, Iowa State University, Ames, Iowa 50011, USA
    Ecology 88:683-92. 2007
    ..Finally, we consider how our method may be extended to more complex data...
  78. ncbi Spatial and temporal patterns of Ambystoma tigrinum virus (ATV) prevalence in tiger salamanders Ambystoma tigrinum nebulosum
    Amy L Greer
    School of Life Sciences, PO Box 874501, Arizona State University ASU, Tempe, Arizona 85287 4501, USA
    Dis Aquat Organ 85:1-6. 2009
    ..There was no statistically significant spatial pattern in prevalence across the landscape. Our findings highlight the need to explore new hypotheses regarding the population level impact of these pathogens on amphibian communities...
  79. ncbi Taxonomic status of a salamander species allied to Hynobius naevius and a reevaluation of Hynobius naevius yatsui (Amphibia, Caudata)
    Atsushi Tominaga
    Graduate School of Human and Environmental Studies, Kyoto University, Sakyo ku, Kyoto 606 8501, Japan
    Zoolog Sci 25:107-14. 2008
    ..n. yatsui is elevated to full species rank as H. yatsui. To avoid taxonomic confusion, we designated one male among the syntypes as the lectotype and redescribed the species...
  80. ncbi Why does the yellow-eyed Ensatina have yellow eyes? Batesian mimicry of Pacific newts (genus Taricha) by the salamander Ensatina eschscholtzii xanthoptica
    Shawn R Kuchta
    University of California, Santa Cruz, Department of Ecology and Evolutionary Biology, Earth and Marine Sciences, Room A316, Santa Cruz, California 95064, USA
    Evolution 62:984-90. 2008
    ..These results support the mimicry hypothesis, and we suggest that E. e. xanthoptica is likely a Batesian mimic, rather a Müllerian or quasi-Batesian mimic, of Pacific newts...
  81. ncbi Dose and host characteristics influence virulence of ranavirus infections
    Jesse L Brunner
    School of Life Sciences, Arizona State University, Tempe, AZ, 85287 4501, USA
    Oecologia 144:399-406. 2005
    ..Overall, our results suggest that dose of inoculum and host characteristics (life history stage and genetic background) influence the establishment and early virus replication, and therefore the virulence of ranavirus infections...
  82. ncbi Evidence for emergence of an amphibian iridoviral disease because of human-enhanced spread
    J K Jancovich
    School of Life Sciences, Arizona State University, Tempe, AZ 85287 4501, USA
    Mol Ecol 14:213-24. 2005
    ..Human enhancement of viral movement is a mechanism consistent with these results. These findings suggest North American salamander ranaviruses cause emerging disease, as evidenced by apparent recent spread over a broad geographical area...
  83. pmc Interspecies physiological variation as a tool for cross-species assessments of global warming-induced endangerment: validation of an intrinsic determinant of macroecological and phylogeographic structure
    Joseph Bernardo
    Southern Appalachian Biodiversity Institute, Roan Mountain, TN 37687, USA
    Biol Lett 3:695-8. 2007
    ....
  84. ncbi Influence of life-history variation on the genetic structure of two sympatric salamander taxa
    C A Steele
    School of Biological Sciences, Washington State University, Pullman, WA 99164 4236, USA
    Mol Ecol 18:1629-39. 2009
    ..tenebrosus at the scale of the study. These results provide a case study of the link between life-history variation and population genetic patterns while controlling for phylogeny and environmental variation...
  85. ncbi Competition at the range boundary in the slimy salamander: using reciprocal transplants for studies on the role of biotic interactions in spatial distributions
    Heather R Cunningham
    Department of Biological Sciences, University of Alabama, Box 870345 MHB Hall, Tuscaloosa, AL 35487, USA
    J Anim Ecol 78:52-62. 2009
    ..6. Furthermore, adult salamanders from range-edge populations and core populations (from the interior of the range) differed in their respective abilities to compete under the abiotic conditions in the contact zone...
  86. pmc Streambed microstructure predicts evolution of development and life history mode in the plethodontid salamander Eurycea tynerensis
    Ronald M Bonett
    Department of Biology, University of Texas, Arlington, TX 76019, USA
    BMC Biol 4:6. 2006
    ..We use phylogenetic independent contrasts to test for relationships between a key microhabitat feature (streambed sediment) and this major life history polymorphism...
  87. ncbi Dusky salamanders (Desmognathus, Plethodontidae) from the Coastal Plain: multiple independent lineages and their bearing on the molecular phylogeny of the genus
    David A Beamer
    East Carolina University, Department of Biology, Greenville, NC 27858, USA
    Mol Phylogenet Evol 47:143-53. 2008
    ..Desmognathus has apparently experienced a complex biogeographic history in this physiographic region, one involving multiple invasions and several ecological transitions from lotic to lentic habitats...
  88. ncbi Ecological separation in a polymorphic terrestrial salamander
    Carl D Anthony
    Department of Biology, John Carroll University, University Heights, OH 44118, USA
    J Anim Ecol 77:646-53. 2008
    ..6. We conclude that the two colour morphs exhibit some degree of ecological separation and tend to mate assortatively, but are unlikely to be undergoing divergence given the observed frequency of intermorph pairings...
  89. ncbi Adaptive divergence vs. environmental plasticity: tracing local genetic adaptation of metamorphosis traits in salamanders
    Markus Weitere
    University of Cologne, Zoological Institute, Weyertal 119, D 50931 Cologne, Germany
    Mol Ecol 13:1665-77. 2004
    ....
  90. ncbi Location-specific sympatric morphological divergence as a possible response to species interactions in West Virginia Plethodon salamander communities
    Dean C Adams
    Department of Ecology, Evolution, and Organismal Biology, Iowa State University, Ames, IA 50011, USA
    J Anim Ecol 76:289-95. 2007
    ..cinereus to vary across replicate sympatric locations, resulting in distinct evolutionary trajectories of morphological change...
  91. pmc Branch length estimation and divergence dating: estimates of error in Bayesian and maximum likelihood frameworks
    Rachel S Schwartz
    Department of Biology, Colorado State University, Fort Collins, CO 80523 1878, USA
    BMC Evol Biol 10:5. 2010
    ..We then reanalyzed an empirical dataset for plethodontid salamanders to determine how inaccurate branch length estimation can affect estimates of divergence dates...
  92. ncbi Tetrodotoxin and its analogue 6-epitetrodotoxin in newts (Triturus spp.; Urodela, Salamandridae) from southern Germany
    Mari Yotsu-Yamashita
    Graduate School of Agricultural Science, Tohoku University, 1 1 Tsutsumidori Amamiyamachi, Aoba ku, Sendai 981 8555, Japan
    Toxicon 50:306-9. 2007
    ..Both toxins were detected in only 15 specimens of the four species. The toxins levels varied considerably among individuals (TTX: 0.11-9.0microg/g; 6-epiTTX: 0.05-17.0microg/g). 6-epiTTX was found to be the major component...
  93. ncbi Organization of Plethodon salamander communities: guild-based community assembly
    Dean C Adams
    Department of Ecology, Evolution, and Organismal Biology, Iowa State University, Ames, Iowa 50011, USA
    Ecology 88:1292-9. 2007
    ....
  94. ncbi Neutral theory, phylogenies, and the relationship between phenotypic change and evolutionary rates
    T Jonathan Davies
    Department of Biology, University of Virginia, Charlottesville 22904, USA
    Evolution 60:476-83. 2006
    ..These results may be explained by the idea that processes that affect general evolutionary rates, such as body size, may also be expected to influence rates of morphological change...
  95. ncbi Reciprocal phenotypic plasticity in a predator-prey interaction between larval amphibians
    Osamu Kishida
    Graduate School of Fisheries Sciences, Hokkaido University, Japan
    Ecology 87:1599-604. 2006
    ..The result suggests that the reciprocal phenotypic plasticity of R. pirica tadpoles is in response to a phenotype-specific signal under a close-signal recognition process...
  96. pmc Role of visual pigment properties in rod and cone phototransduction
    Vladimir Kefalov
    Department of Neuroscience, Johns Hopkins University School of Medicine, Baltimore, Maryland 21205, USA
    Nature 425:526-31. 2003
    ..This high spontaneous activity adapts the native cones even in darkness, making them less sensitive and kinetically faster than rods. Nevertheless, additional factors are probably involved in these differences...
  97. ncbi Phylogenetic evidence for a major reversal of life-history evolution in plethodontid salamanders
    Paul T Chippindale
    Department of Biology, University of Texas at Arlington, Arlington, Texas 76019, USA
    Evolution 58:2809-22. 2004
    ..Rather than being an evolutionary dead end, the reversal from direct developing to biphasic life history may have helped communities in eastern North America to achieve the highest local diversity of salamander species in the world...
  98. pmc Morphological homoplasy, life history evolution, and historical biogeography of plethodontid salamanders inferred from complete mitochondrial genomes
    Rachel Lockridge Mueller
    Museum of Vertebrate Zoology, 3101 Valley Life Sciences Building, University of California, Berkeley, CA 94720 3160, USA
    Proc Natl Acad Sci U S A 101:13820-5. 2004
    ..In addition, they suggest surprising evolutionary lability in traits previously interpreted to be conservative...
  99. ncbi Genetic structure of the blue ridge dusky salamander (Desmognathus orestes): inferences from allozymes, mitochondrial dna, and behavior
    L S Mead
    Graduate Program in Organismic and Evolutionary Biology, University of Massachusetts, Amherst 01003, USA
    Evolution 55:2287-302. 2001
    ..orestes as a single species and emphasize the importance of using multiple markers to examine fine-scale patterns and elucidate evolutionary processes affecting gene flow when making species-level taxonomic decisions...
  100. pmc Activation of mislocalized opsin kills rod cells: a novel mechanism for rod cell death in retinal disease
    Peter D Alfinito
    Neurosciences Department, University of Medicine and Dentistry of New Jersey New Jersey Medical School, 185 South Orange Ave, Newark, NJ 07103, USA
    Proc Natl Acad Sci U S A 99:5655-60. 2002
    ..The data support a mechanism by which activation of mislocalized opsin initiates apoptotic rod cell death through G protein stimulation of adenylate cyclase...
  101. pmc Physiological and microfluorometric studies of reduction and clearance of retinal in bleached rod photoreceptors
    Efthymia Tsina
    Department of Physiology and Biophysics, Boston University School of Medicine, Boston, MA 02118, USA
    J Gen Physiol 124:429-43. 2004
    ....

Research Grants15

  1. Developmental Neuroscience Research Program
    PETER MACLEISH; Fiscal Year: 2007
    ..abstract_text> ..
  2. NEUROMODULATION OF RETINAL GANGLION CELL RESPONSES
    Abram Akopian; Fiscal Year: 2007
    ..These processes underlie normal retinal function and their imbalance has been linked to pathophysiology of the retina. ..
  3. Replacing an Animal Resource Facility Cage Washer.
    Kristen Drescher; Fiscal Year: 2007
    ..unreadable] [unreadable] [unreadable]..
  4. Pheromone sensing in mammals
    Trese Leinders Zufall; Fiscal Year: 2006
    ..Specifically, we will test the hypothesis that the GC-D cell system functions as a pheromone detection system necessary for the detection of a limited set of biologically relevant chemical signals. ..
  5. VISION AND INTRARETINAL POTENTIALS
    DWIGHT BURKHARDT; Fiscal Year: 2003
    ..feedback pathways in mediating the surround of the bipolar cell receptive field and d) Studies of the mechanisms mediating large-field noise, surround antagonism, and spatial resolution in bipolar cells. ..
  6. ODOR PROCESSING AND OLFACTORY BULB LOCAL CIRCUITS
    JOHN KAUER; Fiscal Year: 2004
    ..abstract_text> ..
  7. Origin of vertebrate left-right asymmetry
    Martina Brueckner; Fiscal Year: 2008
    ..unreadable] [unreadable] [unreadable]..
  8. IDENTIFYING NEWT GENES THAT REGULATE CELLULAR PLASTICITY
    SHANNON ODELBERG; Fiscal Year: 2004
    ..Using these methods, we expect to identify newt genes that function in regulating cellular plasticity in mammalian cells. Identifying these genes would have important implication for the future of regenerative medicine. ..
  9. THE ROLE OF A NOVEL GENE, NNAL, IN NEURONAL REGENERATION
    PETER MACLEISH; Fiscal Year: 2004
    ..The health relatedness is to understand the molecular cascades required for successful regeneration so that effective treatment strategies can be designed to treat patients suffering from neural injury. ..
  10. Conference on Retinal Neurobiology and Visual Processing
    Malcolm Slaughter; Fiscal Year: 2006
    ..The conference provides a exceptional environment for the critical review of recent, cutting edge research and serves as a guidepost to future research. [unreadable] [unreadable] [unreadable]..
  11. Light Adaptation in Vertebrate Rod Photoreceptors
    CLINT MAKINO; Fiscal Year: 2005
    ..Aberrant responses occur with higher frequency in some human retinal diseases and severely limit the intensity range of scotopic vision. ..
  12. Photoreceptor Membrane Guanylyl Cyclases
    James Hurley; Fiscal Year: 2006
    ..These studies will provide fundamental information about how photoreceptors detect light and they will provide insights into the molecular basis of inherited diseases of the retina. ..
  13. STRUCTURE AND FUNCTION OF ROD AND CONE PIGMENTS
    Masahiro Kono; Fiscal Year: 2004
    ..These results will also be important in the understanding of the activation mechanisms of the larger field of G protein-coupled receptors. ..
  14. Modulatory Peptides and Olfactory Receptor Cell Function
    Heather Eisthen; Fiscal Year: 2006
    ..In the research proposed here, olfactory receptor neurons will be used as a model system for studying the function and mechanisms of action of NPY. ..
  15. Retinal Inhibitory Glycine Receptors
    Malcolm Slaughter; Fiscal Year: 2007
    ..Another is to characterize GABA receptor antagonists which interact with the glycine receptor. These specific aims are a necessary first step in unraveling inhibitory synapses in retina. ..