A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells

Sensory neural hearing loss and vestibular dysfunction have become the most common forms of sensory defects, affecting millions of people worldwide. Developing effective therapies to restore hearing loss is challenging, owing to the limited regenerative capacity of the inner ear hair cells. With rec...

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Main Authors: Michael S. Detamore, Keerthana Devarajan, Hinrich Staecker
Format: Article
Language:English
Published: MDPI AG 2011-09-01
Series:Journal of Functional Biomaterials
Subjects:
Online Access:http://www.mdpi.com/2079-4983/2/3/249/
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author Michael S. Detamore
Keerthana Devarajan
Hinrich Staecker
author_facet Michael S. Detamore
Keerthana Devarajan
Hinrich Staecker
author_sort Michael S. Detamore
collection DOAJ
description Sensory neural hearing loss and vestibular dysfunction have become the most common forms of sensory defects, affecting millions of people worldwide. Developing effective therapies to restore hearing loss is challenging, owing to the limited regenerative capacity of the inner ear hair cells. With recent advances in understanding the developmental biology of mammalian and non-mammalian hair cells a variety of strategies have emerged to restore lost hair cells are being developed. Two predominant strategies have developed to restore hair cells: transfer of genes responsible for hair cell genesis and replacement of missing cells via transfer of stem cells. In this review article, we evaluate the use of several genes involved in hair cell regeneration, the advantages and disadvantages of the different viral vectors employed in inner ear gene delivery and the insights gained from the use of embryonic, adult and induced pluripotent stem cells in generating inner ear hair cells. Understanding the role of genes, vectors and stem cells in therapeutic strategies led us to explore potential solutions to overcome the limitations associated with their use in hair cell regeneration.
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spelling doaj.art-120bdaa493c145978f33759db2847cd72022-12-22T02:10:39ZengMDPI AGJournal of Functional Biomaterials2079-49832011-09-012324927010.3390/jfb2030249A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair CellsMichael S. DetamoreKeerthana DevarajanHinrich StaeckerSensory neural hearing loss and vestibular dysfunction have become the most common forms of sensory defects, affecting millions of people worldwide. Developing effective therapies to restore hearing loss is challenging, owing to the limited regenerative capacity of the inner ear hair cells. With recent advances in understanding the developmental biology of mammalian and non-mammalian hair cells a variety of strategies have emerged to restore lost hair cells are being developed. Two predominant strategies have developed to restore hair cells: transfer of genes responsible for hair cell genesis and replacement of missing cells via transfer of stem cells. In this review article, we evaluate the use of several genes involved in hair cell regeneration, the advantages and disadvantages of the different viral vectors employed in inner ear gene delivery and the insights gained from the use of embryonic, adult and induced pluripotent stem cells in generating inner ear hair cells. Understanding the role of genes, vectors and stem cells in therapeutic strategies led us to explore potential solutions to overcome the limitations associated with their use in hair cell regeneration.http://www.mdpi.com/2079-4983/2/3/249/sensory neural hearing lossvestibular dysfunctionhair cell regenerationviral vectorsgene deliverystem cells
spellingShingle Michael S. Detamore
Keerthana Devarajan
Hinrich Staecker
A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells
Journal of Functional Biomaterials
sensory neural hearing loss
vestibular dysfunction
hair cell regeneration
viral vectors
gene delivery
stem cells
title A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells
title_full A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells
title_fullStr A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells
title_full_unstemmed A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells
title_short A Review of Gene Delivery and Stem Cell Based Therapies for Regenerating Inner Ear Hair Cells
title_sort review of gene delivery and stem cell based therapies for regenerating inner ear hair cells
topic sensory neural hearing loss
vestibular dysfunction
hair cell regeneration
viral vectors
gene delivery
stem cells
url http://www.mdpi.com/2079-4983/2/3/249/
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