Johannes A Frasnelli

Summary

Publications

  1. ncbi Olfactory function in chronic renal failure
    Johannes A Frasnelli
    Am J Rhinol 16:275-9. 2002
  2. doi Crossmodal plasticity in sensory loss
    Johannes Frasnelli
    Departement de Psychologie, Centre de Recherche en Neuropsychologie et Cognition, Universite de Montreal, Montreal, Quebec, Canada
    Prog Brain Res 191:233-49. 2011
  3. pmc Dual processing streams in chemosensory perception
    Johannes Frasnelli
    Centre de Recherche en Neuropsychologie et Cognition, Université de Montréal Montréal, QC, Canada Department of ENT Medicine, Technical University of Dresden Dresden, Germany
    Front Hum Neurosci 6:288. 2012
  4. doi Now you like me, now you don't: impact of labels on odor perception
    Simona Manescu
    CERNEC, Department of Psychology, F 480, Pavillon Marie Victorin, Universite de Montreal, 90 avenue Vincent D Indy, Montreal, Québec H2V 2S9, Canada
    Chem Senses 39:167-75. 2014
  5. ncbi Brain structure is changed in congenital anosmia
    Johannes Frasnelli
    CERNEC, Departement de Psychologie, Universite de Montreal, Montreal, Quebec, Canada Smell and Taste Clinic, Department of ENT, Technical University of Dresden Medical School, Dresden, Germany Electronic address
    Neuroimage 83:1074-80. 2013
  6. doi Olfactory dysfunction affects thresholds to trigeminal chemosensory sensations
    J Frasnelli
    CHU Ste Justine, Universite de Montreal, Montreal, QC, Canada
    Neurosci Lett 468:259-63. 2010
  7. doi Odor localization and sniffing
    Johannes Frasnelli
    Centre hospitalier universitaire Sainte Justine, Universite de Montreal, Montreal, Quebec, Canada
    Chem Senses 34:139-44. 2009
  8. doi Localisation of unilateral nasal stimuli across sensory systems
    Johannes Frasnelli
    CERNEC, Universite de Montreal, Montreal, QC, Canada
    Neurosci Lett 478:102-6. 2010
  9. pmc The vomeronasal organ is not involved in the perception of endogenous odors
    Johannes Frasnelli
    Centre de Recherche en Neuropsychologie et Cognition, Universite de Montreal, Montreal, Canada
    Hum Brain Mapp 32:450-60. 2011
  10. pmc Perception of specific trigeminal chemosensory agonists
    J Frasnelli
    Monell Chemical Senses Center, Philadelphia, PA, USA
    Neuroscience 189:377-83. 2011

Detail Information

Publications24

  1. ncbi Olfactory function in chronic renal failure
    Johannes A Frasnelli
    Am J Rhinol 16:275-9. 2002
    ..Because smell plays an important role in nutrition, this study aimed to investigate olfactory function in CRF patients...
  2. doi Crossmodal plasticity in sensory loss
    Johannes Frasnelli
    Departement de Psychologie, Centre de Recherche en Neuropsychologie et Cognition, Universite de Montreal, Montreal, Quebec, Canada
    Prog Brain Res 191:233-49. 2011
    ..Altogether, the studies reviewed herein illustrate the fascinating plasticity of the brain when coping with sensory deprivation...
  3. pmc Dual processing streams in chemosensory perception
    Johannes Frasnelli
    Centre de Recherche en Neuropsychologie et Cognition, Université de Montréal Montréal, QC, Canada Department of ENT Medicine, Technical University of Dresden Dresden, Germany
    Front Hum Neurosci 6:288. 2012
    ....
  4. doi Now you like me, now you don't: impact of labels on odor perception
    Simona Manescu
    CERNEC, Department of Psychology, F 480, Pavillon Marie Victorin, Universite de Montreal, 90 avenue Vincent D Indy, Montreal, Québec H2V 2S9, Canada
    Chem Senses 39:167-75. 2014
    ....
  5. ncbi Brain structure is changed in congenital anosmia
    Johannes Frasnelli
    CERNEC, Departement de Psychologie, Universite de Montreal, Montreal, Quebec, Canada Smell and Taste Clinic, Department of ENT, Technical University of Dresden Medical School, Dresden, Germany Electronic address
    Neuroimage 83:1074-80. 2013
    ..This finding has been attributed to reduced or absent synaptic pruning as a result of missing peripheral sensory input. Our findings suggest that similar mechanisms take place in the olfactory system. ..
  6. doi Olfactory dysfunction affects thresholds to trigeminal chemosensory sensations
    J Frasnelli
    CHU Ste Justine, Universite de Montreal, Montreal, QC, Canada
    Neurosci Lett 468:259-63. 2010
    ..This was most evident in patients with postviral OD. In conclusion, factors such as age, olfactory status and etiology of olfactory disorder can affect responsiveness to perithreshold trigeminal chemosensory stimuli...
  7. doi Odor localization and sniffing
    Johannes Frasnelli
    Centre hospitalier universitaire Sainte Justine, Universite de Montreal, Montreal, Quebec, Canada
    Chem Senses 34:139-44. 2009
    ..These results suggest that active sniffing may affect our ability to localize odors. Other than mixed olfactory trigeminal stimuli, pure odorants are, however, not localizable even in active condition of sniffing...
  8. doi Localisation of unilateral nasal stimuli across sensory systems
    Johannes Frasnelli
    CERNEC, Universite de Montreal, Montreal, QC, Canada
    Neurosci Lett 478:102-6. 2010
    ..Furthermore, they show that the trigeminal chemosensory system should therefore be considered a self-confined contributor to chemosensory perception...
  9. pmc The vomeronasal organ is not involved in the perception of endogenous odors
    Johannes Frasnelli
    Centre de Recherche en Neuropsychologie et Cognition, Universite de Montreal, Montreal, Canada
    Hum Brain Mapp 32:450-60. 2011
    ..These results provide strong evidence that the human VNO has no obvious function. Pheromonal communication in humans may be conveyed via the main olfactory system...
  10. pmc Perception of specific trigeminal chemosensory agonists
    J Frasnelli
    Monell Chemical Senses Center, Philadelphia, PA, USA
    Neuroscience 189:377-83. 2011
    ..Further, for stimuli activating the same receptor a mixture suppression effect appears to occur similar to that observed in the other chemosensory systems...
  11. ncbi Subjects with congenital anosmia have larger peripheral but similar central trigeminal responses
    J Frasnelli
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Dresden, Germany
    Cereb Cortex 17:370-7. 2007
    ..The results of the study are discussed by proposing a model of mixed sensory adaptation/compensation in the interactions between olfactory and the trigeminal system...
  12. ncbi The influence of stimulus duration on odor perception
    Johannes Frasnelli
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Fetscherstr 74, 01307 Dresden, Germany
    Int J Psychophysiol 62:24-9. 2006
    ..Results of the present study showed that similar to trigeminal ERP, information about stimulus duration is encoded in olfactory ERP, mainly in amplitudes...
  13. ncbi Intranasal concentrations of orally administered flavors
    Johannes Frasnelli
    Department of Food and Nutritional Sciences, University College Cork, Western Road, Cork, Ireland
    Chem Senses 30:575-82. 2005
    ..These results indicate that different volatile flavor compounds exhibit different temporal and spatial profiles in terms of their intranasal distribution...
  14. ncbi Olfactory dysfunction and daily life
    Johannes Frasnelli
    Department of Otorhinolaryngology, Smell and Taste Clinic, University of Dresden Medical School, Fetscherstr 74, 01307 Dresden, Germany
    Eur Arch Otorhinolaryngol 262:231-5. 2005
    ..In conclusion, the assessment of the degree of qualitative olfactory dysfunction may be possible by the use of instruments based on questionnaires regarding daily life problems...
  15. doi Neuroanatomical correlates of olfactory performance
    Johannes Frasnelli
    Centre hospitalier universitaire Sainte Justine, Universite de Montreal, Montreal, Canada
    Exp Brain Res 201:1-11. 2010
    ..This association between anatomy and olfactory performance suggests a possible biological explanation for the high degree of individual differences and sex effects observed in higher order olfactory tasks...
  16. ncbi Chemosensory specific reduction of trigeminal sensitivity in subjects with olfactory dysfunction
    J Frasnelli
    Montreal Neurological Institute, McGill University, 3801 University Street, Room 276, Montreal, QC, Canada
    Neuroscience 142:541-6. 2006
    ..These results indicate that the decrease of trigeminal sensitivity in subjects with olfactory dysfunction is specific for chemosensory sensations...
  17. ncbi Comparison of lateralized and binasal olfactory thresholds
    J Frasnelli
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Fetscherstrasse 74, 01307 Dresden, Germany
    Rhinology 40:129-34. 2002
    ....
  18. ncbi Interactions between the chemical senses: trigeminal function in patients with olfactory loss
    J Frasnelli
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Dresden, Germany
    Int J Psychophysiol 65:177-81. 2007
    ..On peripheral levels, however, adaptive mechanisms seem to produce an increase in the trigeminal responsiveness of patients with hyposmia or anosmia...
  19. ncbi Intranasal trigeminal function in subjects with and without an intact sense of smell
    E Iannilli
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Fetscherstrasse 74, 01307 Dresden, Germany
    Brain Res 1139:235-44. 2007
    ..These data suggest that the processing of the trigeminally mediated information is different in the presence or absence of an intact sense of smell, pointing towards the intimate connection between the two chemosensory systems...
  20. ncbi Post-infectious olfactory dysfunction exhibits a seasonal pattern
    I Konstantinidis
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School Technische Universität Dresden, Dresden, Germany
    Rhinology 44:135-9. 2006
    ..We investigated whether olfactory dysfunction following infections of the upper respiratory tract (post-URTI) has an incidence matching the seasonality of URTIs. Study design: Retrospective study...
  21. ncbi Euosmia: a rare form of parosmia
    B N Landis
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Dresden, Germany
    Acta Otolaryngol 126:101-3. 2006
    ..In contrast, parosmias always seem to be unpleasant. We report the case of a female with post-infectious hyposmia who reported a pleasant parosmia to selected odorants. We have called this rare clinical presentation euosmia...
  22. doi Central processing of trigeminal activation in humans
    T Hummel
    Department of Otorhinolaryngology, University of Dresden Medical School, Smell and Taste Clinic, Dresden, Germany
    Ann N Y Acad Sci 1170:190-5. 2009
    ..Both the orbitofrontal cortex and the rostral insula appear to be of significance in the amplification of trigeminal input, which is missing in patients with olfactory loss...
  23. ncbi Clinical presentation of qualitative olfactory dysfunction
    J Frasnelli
    Smell and Taste Clinic, Department of Otorhinolaryngology, University of Dresden Medical School, Fetscherstrasse 74, 01307 Dresden, Germany
    Eur Arch Otorhinolaryngol 261:411-5. 2004
    ..Further, emphasis is placed on the fact that only a detailed and directed history of the patient can provide cues to the correct diagnosis...
  24. ncbi Cross-modal integration of intranasal stimuli: a functional magnetic resonance imaging study
    J A Boyle
    Department of Psychology, McGill University, Montreal, Quebec, Canada
    Neuroscience 149:223-31. 2007
    ..Further, we also conclude that a mixed olfactory/trigeminal stimulus appears to lead to higher cortical activations than the sum of its parts...