Recent advances in molecular studies on cochlear development and regeneration

Y Sun, Z Liu - Current Opinion in Neurobiology, 2023 - Elsevier
The auditory organ cochlea harbors two types of sound receptors, inner hair cells (IHCs) and
outer hair cells (OHCs), which are innervated by spiral (auditory) ganglion neurons (SGNs) …

gEAR: Gene Expression Analysis Resource portal for community-driven, multi-omic data exploration

J Orvis, B Gottfried, J Kancherla, RS Adkins, Y Song… - Nature …, 2021 - nature.com
To the Editor—Biologists are important stakeholders in genomic data, both as data
generators and as users of genomic data resources. Tools to efficiently visualize and …

Stem cell-based hair cell regeneration and therapy in the inner ear

J Qi, W Huang, Y Lu, X Yang, Y Zhou, T Chen… - Neuroscience …, 2024 - Springer
Hearing loss has become increasingly prevalent and causes considerable disability, thus
gravely burdening the global economy. Irreversible loss of hair cells is a main cause of …

POU4F3 pioneer activity enables ATOH1 to drive diverse mechanoreceptor differentiation through a feed-forward epigenetic mechanism

HV Yu, L Tao, J Llamas, X Wang… - Proceedings of the …, 2021 - National Acad Sciences
During embryonic development, hierarchical cascades of transcription factors interact with
lineage-specific chromatin structures to control the sequential steps in the differentiation of …

DNA methylation in the mouse cochlea promotes maturation of supporting cells and contributes to the failure of hair cell regeneration

JD Nguyen, J Llamas, T Shi… - Proceedings of the …, 2023 - National Acad Sciences
Mammalian hair cells do not functionally regenerate in adulthood but can regenerate at
embryonic and neonatal stages in mice by direct transdifferentiation of neighboring …

Cellular reprogramming with ATOH1, GFI1, and POU4F3 implicate epigenetic changes and cell-cell signaling as obstacles to hair cell regeneration in mature …

AA Iyer, I Hosamani, JD Nguyen, T Cai, S Singh… - Elife, 2022 - elifesciences.org
Reprogramming of the cochlea with hair-cell-specific transcription factors such as ATOH1
has been proposed as a potential therapeutic strategy for hearing loss. ATOH1 expression …

SoxC transcription factors shape the epigenetic landscape to establish competence for sensory differentiation in the mammalian organ of Corti

X Wang, J Llamas, T Trecek, T Shi… - Proceedings of the …, 2023 - National Acad Sciences
The auditory organ of Corti is comprised of only two major cell types—the mechanosensory
hair cells and their associated supporting cells—both specified from a single pool of …

Enhancer decommissioning imposes an epigenetic barrier to sensory hair cell regeneration

L Tao, VY Haoze, J Llamas, T Trecek, X Wang… - Developmental cell, 2021 - cell.com
Adult mammalian tissues such as heart, brain, retina, and the sensory structures of the inner
ear do not effectively regenerate, although a latent capacity for regeneration exists at …

Expression of Atoh1, Gfi1, and Pou4f3 in the mature cochlea reprograms nonsensory cells into hair cells

MM McGovern, IV Hosamani, Y Niu… - Proceedings of the …, 2024 - National Acad Sciences
Mechanosensory hair cells of the mature mammalian organ of Corti do not regenerate;
consequently, loss of hair cells leads to permanent hearing loss. Although nonmammalian …

Combinatorial Atoh1 and Gfi1 induction enhances hair cell regeneration in the adult cochlea

S Lee, JJ Song, LA Beyer, DL Swiderski… - Scientific reports, 2020 - nature.com
Mature mammalian cochlear hair cells (HCs) do not spontaneously regenerate once lost,
leading to life-long hearing deficits. Attempts to induce HC regeneration in adult mammals …