Auditory Science Lab

Recent lab productivity

Full papers:

  • Brown TA, Harrison RV. (2011) Neuronal responses in chinchilla auditory cortex after postnatal exposure to frequency-modulated tones. Hear Res. 275: 8-16.
  • Holler T, Campisi P, Allegro J, Chadha NK, Harrison RV, Papsin B, Gordon K. (2010) Abnormal voicing in children using cochlear implants. Arch Otolaryngol Head Neck Surg. 136(1):17-21.
  • Allegro J, Papsin B, Harrison RV, Campisi P. (2010) Acoustic analysis of voice in cochlear implant recipients with post-meningitic hearing loss. Cochlear Implants International. 11(2) 100-116.
  • Brown TA, Harrison RV. (2010) Postnatal development of neuronal responses to frequency-modulated tones in chinchilla auditory cortex. Brain Res. 14;1309:29-39.
  • Chugh BP,  Lerch JP, Yu  LX, Pienkowski  M, Harrison  RV, Henkelman  RM, Sled JG. (2009)  Measurement of cerebral blood volume in mouse brain regions using micro-computed tomography.  NeuroImage 47 (2009) 1312–1318.
  • Brown TA, Harrison RV. (2009) Responses of neurons in chinchilla auditory cortex to frequency modulated tones. J Neurophysiol 101: 2017-2009.
  • Holler T, Allegro J, Chadha NK, Hawkes M, Harrison RV, Forte V, Campisi P. (2009) Voice outcomes following repeated surgical resection of laryngeal papillomata in children. Otolaryngol Head Neck Surg.141(4):522-6.

Text book chapters:

  • Harrison RV. (2010) Neural Plasticity in Otology. Chapter 132 in: Otolaryngology: Head and Neck Surgery, edition 5. Cummings et al. eds. Mosby/Elsevier Sciences. pp1876-1887.
  • Harrison RV. [2010] Development of the Auditory System from Periphery to Cortex. Chapter 3 in Comprehensive Handbook of Pediatric Audiology edited by Judith S. Gravel and Richard C. Seewald. Plural Publishing Series in Pediatric Audiology.
  • Harrison RV. (2010) The Anatomy and Function of the Cochlea. In Translational Perspectives in Hearing Science. Burkard and Tremblay eds. Plural publishing.

Abstracts:

  • Anderson NM, Berndl E, Berberovic Z, Reheman A, Brown TA, Bailey ML, Flenniken AM, Orborne LR, Adamson SL, Rossant J, Wang C, Paulson RF, McNagny KM, Minden MD, Quaggin SE, Harrison RV, Ni H, McPherson JD, Stanford WL, Barber DL. Myh9Q1443L Is a Novel Mouse Model of MYH9-Related Disorders. Proceedings of the American Society of Hematology meeting Toronto, December 3-7, 2010.
  • Harrison RV. Developmental plasticity of the auditory system. The keynote speaker at: Sound for a Young Generation. Second Latin American Pediatric Conference. (Abstract and lecture on line) Santiago Chile, November 24-27, 2010.
  • Harrison RV. review of book Imaging the Brain with Optical Methods. Edited by Anna W. Roe.  Canadian Journal Neurological Sciences 37; 5, 2010.
  • Morong SE, Negandhi J, Harrison RV. The Effect of GABA Agonists on Noise Induced Threshold Shifts. Proceedings of the Annual Meeting Canadian Society for Otolaryngology, Niagara Falls, ON., May 23-26, 2010.
  • Harrison RV. Plasticity and development of auditory pathways after cochlear implantation and Critical periods for unilateral and for bilateral cochlear implantation in children.  Proceedings (online) of S.E. Asian Cochlear Implant Society research meeting, Hyderabad, India, Nov 6-8  November 2009.
  • Brown TA, Harrison RV.  Postnatal development of FM coding in chinchilla auditory cortex. 3rd International Conference on Auditory Cortex, Magdeburg, Germany, August 29 - September 2, 2009.
  • Harrison RV. Sensorineural hearing loss in children. In proceedings of the Annual meeting, Canadian Paediatric Society, Ottawa, June 2009.
  • Tanaka S, Gordon KA, Harrison RV. Development of the Auditory Cortex in Children with Bilateral Cochlear Implants. Midwinter Meeting of the Association for Research in Otolaryngology, Maryland, February 14-19, 2009.
  • Harrison RV. Neural plasticity of the auditory system. In Proceedings of the  41st Indian Speech and Hearing association annual convention (ISHACON) Pune, India, January 23, 2009

Presentations as an Invited speaker:

  • Developmental plasticity of the auditory system.  The keynote speaker at: Sound for a Young Generation. Second Latin American Pediatric Conference. Santiago Chile, November 24-27, 2010.
  • The development and history of cochlear implantation in Toronto. Cochlear Implant Centre, Teachers Workshop. October 18, 2010.
  • The development and the plasticity of the auditory system. Keynote Lecture, Faculty Health Sciences Annual Academic day, and 25th anniversary dept communication disorders. October 1, 2010.
  • The development of cochlear implant technology, and CI programs in Canada. Keynote Lecture, Nalli Day (SickKids Cochlear Implant Day). February 17, 2010.
  • Critical periods for unilateral and for bilateral cochlear implantation in children and Plasticity and development of auditory pathways after cochlear implantation. S.E. Asian Cochlear Implant Society research meeting.  Hyderabad, India, November 6-8, 2009.
  • Critical periods for unilateral and for bilateral cochlear implantation in children. Department Otolaryngology university of Mumbai India (Bombay Hindja Hospital). Invited lecture January 21,  2009.
  • Neural plasticity of the auditory system. 41st Indian Speech and Hearing association annual convention (ISHACON) Pune, India, January 23, 2009.
  • The infant hearing screening program in Ontario Canada. 41st Indian Speech and Hearing association annual convention (ISHACON) Pune, India, January 24, 2009.
  • Sensorineural hearing loss in children. Invited speaker, Annual meeting, Canadian Pediatric Society, Ottawa, June 2009.

Recent research collaborations:

  • CIHR Team Grant (The Development and Ageing of Binaural Hearing). By definition a CIHR team grant involves research collaborations. PIs: RV Harrison, Lu Yang Wang, Karen Gordon, Adrian James, Vincent Lin, and Lendra Friesen.
  • Vincent Lin, Sunnybrook Health Science Centre. ABR testing of hearing in VEGF mouse model of hearing loss. 2010 - present.
  • Elizabeth Berndl, Lee Adamson, Dwayne Barber. ABR hearing tests in MYH9 knockout mouse model. 2010 - present.
  • Nathan Jowett et al. Osseointegration, Bone, and Soft Tissue Healing Following Ultrafast Laser Ablation. SickKids, 2011.
  • Joseph Ly, Sue Quaggin, Lab at The Centre for Phenogenomics.   Analysis of cochlear haircell orientation in a glomerulocystic mouse.  Quantification of stereocilia bundle orientation and statistical analyses. 2010- present

External grant funding:

  • CIHR Team Grant: The Development and Ageing of Binaural Hearing. 5-year term, 2010-2015. RV Harrison, Team Leader. Co PIs: Lu Yang Wang, Karen Gordon, Adrian James, Vincent Lin, and Lendra Friesen.
  • Canadian Institutes of Photonics Innovation (CIPI):  Osseointegration, Bone, and Soft Tissue Healing Following Ultrafast Laser Ablation in a Rat Model. PIs: Nathan Jowett, Darren Kraemer, RJ Dwayne Miller, Robert V Harrison, Paul Wiseman, and Alex Mlynarek.
  • CIHR Operating Grant: The programming of the neonatal auditory brain by environmental sound stimuli. 5-year term ends 2012. PI: RV Harrison.
  • The Masonic Foundation of Ontario. New diagnostic techniques for hearing disorders. PI: RV Harrison.

Other academic or community activities:

  • Member, Paediatric Cochlear Implant Program, The Hospital for Sick Children
  • Chair, Promotions Committee, Department of Otolaryngology - Head and Neck Surgery, University of Toronto.
  • Executive Committee, Department of Otolaryngology - Head and Neck Surgery, University of Toronto.
  • Chair, Research Committee, Department Otolaryngology - Head and Neck Surgery, University of Toronto.
  • Departmental Advisory Committee (DAC) Department Otolaryngology - Head and Neck Surgery, University of Toronto.
  • CIHR Grants committee (Systems and Clinical Neuroscience C) Ottawa May 12-13, 2010
  • CIHR Grants Committee (Behavioural Sciences C) Ottawa May 18-19, 2010
  • Canadian Paediatric Society, Noni MacDonald Prize 2009.
  • Canadian Cochlear Implant Centres, National Annual meeting. Planner and discussant. Toronto ON. November 2009.
  • Team coordinator (audiology testing) for  Ontario Health Study (OHS) (a population-based cohort study aimed at investigating the factors that increase individual and community risk of developing chronic diseases) December 2010 – present).
  • Organizer and convener, Otolaryngology – HNS annual Research Evening. October 21, 2010
  • Cochlear Implant Centre, Teachers Workshop 2010: Harrison RV, The development and history of Cochlear Implantation in Toronto. October 18, 2010
  • Various hearing health care and research advocacy activities as board member and scientific advisor to: The Hearing Foundation of Canada (THFC)