Ksenia Gnedeva, PhD

Associate Professor of Otolaryngology - Head and Neck Surgery and Stem Cell Biology & Regenerative Medicine

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Overview

Dr. Ksenia Gnedeva is an Assistant Professor in the USC Caruso Department of Otolaryngology – Head and Neck Surgery and the Department of Stem Cell Biology and Regenerative Medicine at the Keck School of Medicine of USC. Her research focuses on the molecular and mechanical mechanisms that regulate the development and regeneration of sensory organs, particularly the inner ear.

Dr. Gnedeva’s laboratory investigates how signaling pathways and tissue mechanics control embryonic growth of sensory organs and how developmental programs of self-renewal and differentiation can be re-initiated in the mammalian inner ear after damage. While the primary focus is on hearing and balance restoration, the lab also explores broader mechanisms that suppress regeneration in specialized sensory tissues.

Her recent work has identified key gene regulators, such as the Hippo pathway and the protein p27^Kip1, that inhibit the proliferation of sensory receptor cells following injury. By targeting these pathways, her research aims to unlock regenerative capacities in the inner ear and retina, offering potential therapeutic avenues for restoring hearing and vision in patients.

Dr. Gnedeva earned her Ph.D. in developmental and cell biology from the Sanford Burnham Prebys Medical Discovery Institute and the Koltsov Institute of Developmental Biology at the Russian Academy of Sciences. She is also a member of the Hearing Restoration Project, a consortium dedicated to advancing treatments for hearing loss.

Publications

  • Optical coherence tomography imaging demonstrates endolymphatic hydrops in the lateral and posterior semicircular canals in noise-exposed mice. Hear Res. 2025 10; 466:109380.. View in PubMed
  • ShH10 viral vector for safe, efficient, and selective transduction of inner ear supporting cells. Dev Biol. 2025 Nov; 527:289-296.. View in PubMed
  • Small-Molecule Inhibition of the Hippo Pathway Induces Regeneration of Retinal Pigment Epithelium. Invest Ophthalmol Vis Sci. 2025 Jun 02; 66(6):69.. View in PubMed
  • The Hippo pathway and p27Kip1 cooperate to suppress mitotic regeneration in the organ of Corti and the retina. Proc Natl Acad Sci U S A. 2025 Apr 08; 122(14):e2411313122.. View in PubMed
  • Long-range Atoh1 enhancers maintain competency for hair cell regeneration in the inner ear. Proc Natl Acad Sci U S A. 2024 12 17; 121(51):e2418098121.. View in PubMed
  • Long-term expandable mouse and human-induced nephron progenitor cells enable kidney organoid maturation and modeling of plasticity and disease. Cell Stem Cell. 2024 06 06; 31(6):921-939.e17.. View in PubMed
  • Large-scale annotated dataset for cochlear hair cell detection and classification. Sci Data. 2024 04 23; 11(1):416.. View in PubMed
  • Obtaining High-Quality Cryosections of Whole Rabbit Eye. J Vis Exp. 2023 11 10.. View in PubMed
  • Large-scale annotated dataset for cochlear hair cell detection and classification. bioRxiv. 2023 Sep 01.. View in PubMed
  • SoxC transcription factors shape the epigenetic landscape to establish competence for sensory differentiation in the mammalian organ of Corti. Proc Natl Acad Sci U S A. 2023 08 22; 120(34):e2301301120.. View in PubMed