Improving control of gene therapy-based Neurotrophin delivery for inner ear applications

M St. Peter, DE Brough, A Lawrence… - … in Bioengineering and …, 2022 - frontiersin.org
Background: Survival and integrity of the spiral ganglion is vital for hearing in background
noise and for optimal functioning of cochlear implants. Numerous studies have …

Schwann cells genetically modified to express neurotrophins promote spiral ganglion neuron survival in vitro

LN Pettingill, RL Minter, RK Shepherd - Neuroscience, 2008 - Elsevier
The intracochlear infusion of neurotrophic factors via a mini-osmotic pump has been shown
to prevent deafness-induced spiral ganglion neuron (SGN) degeneration; however, the use …

Neurotrophin gene therapy for sustained neural preservation after deafness

PJ Atkinson, AK Wise, BO Flynn, BA Nayagam… - PLoS …, 2012 - journals.plos.org
The cochlear implant provides auditory cues to profoundly deaf patients by electrically
stimulating the residual spiral ganglion neurons. These neurons, however, undergo …

Viability of long-term gene therapy in the cochlea

PJ Atkinson, AK Wise, BO Flynn, BA Nayagam… - Scientific reports, 2014 - nature.com
Gene therapy has been investigated as a way to introduce a variety of genes to treat
neurological disorders. An important clinical consideration is its long-term effectiveness. This …

Neurotrophin gene therapy to promote survival of spiral ganglion neurons after deafness

PA Leake, O Akil, H Lang - Hearing research, 2020 - Elsevier
Hearing impairment is a major health and economic concern worldwide. Currently, the
cochlear implant (CI) is the standard of care for remediation of severe to profound hearing …

Development of a cell-based treatment for long-term neurotrophin expression and spiral ganglion neuron survival

MP Zanin, M Hellström, RK Shepherd, AR Harvey… - Neuroscience, 2014 - Elsevier
Spiral ganglion neurons (SGNs), the target cells of the cochlear implant, undergo gradual
degeneration following loss of the sensory epithelium in deafness. The preservation of a …

The effect of deafness duration on neurotrophin gene therapy for spiral ganglion neuron protection

AK Wise, T Tu, PJ Atkinson, BO Flynn, BE Sgro… - Hearing research, 2011 - Elsevier
A cochlear implant can restore hearing function by electrically exciting spiral ganglion
neurons (SGNs) in the deaf cochlea. However, following deafness SGNs undergo …

Neurotrophin therapy and cochlear implantation: translating animal models to human therapy

H Staecker, C Garnham - Experimental neurology, 2010 - Elsevier
Cochlear implantation is a highly successful intervention for the treatment of deafness that
depends on electrical stimulation of the inner ear's surviving spiral ganglion neurons. It is …

Cell–gene delivery of brain-derived neurotrophic factor to the mouse inner ear

T Okano, T Nakagawa, T Kita, T Endo, J Ito - Molecular Therapy, 2006 - cell.com
Sensorineural hearing loss is a common disability, but treatment options are currently limited
to cochlear implants and hearing aids. Studies are therefore being conducted to provide …

Effects of localized neurotrophin gene expression on spiral ganglion neuron resprouting in the deafened cochlea

AK Wise, CR Hume, BO Flynn, YS Jeelall, CL Suhr… - Molecular Therapy, 2010 - cell.com
A cochlear implant may be used to electrically stimulate spiral ganglion neurons (SGNs) in
people with severe sensorineural hearing loss (SNHL). However, these neurons …