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Claire Eliane Le Pichon, Ph.D.
Investigator
Unit on the Development of Neurodegeneration
NICHD/DIR
Research Topics
Our work is dedicated to advancing our understanding of common molecular and cellular mechanisms of neurodegeneration, with the ultimate goal of developing treatments for neurodegenerative diseases and even preventing them. The lab uses the mouse and human iPSC–derived neurons as model systems. One research focus is on mechanisms of stress-response pathways in neurons, such as the evolutionarily conserved axon-damage signaling pathway under the control of DLK (dual leucine zipper kinase; MAP3K12). This kinase is a critical regulator of the neuronal response to axon injury. Although the DLK stress response has been more extensively studied in the context of trauma such as nerve injury, we have found that it also contributes to neurodegenerative disease (Le Pichon et al., 2017). A second research theme is to understand what makes certain populations of neurons more vulnerable or resilient to neurodegeneration, with a particular focus on motor neuron diseases. Please see a full list of publications at https://www.nichd.nih.gov/research/atNICHD/Investigators/lepichon/publi….
Biography
Dr. Claire Le Pichon earned her B.A. degree from Cambridge University, U.K. and her Ph.D. in Biological Sciences from Columbia University in 2007 in the laboratory of Dr. Stuart Firestein, where her interest in neurodegenerative disease began while studying the function of the cellular prion protein PrPC. After her PhD, Dr. Le Pichon joined the Translational Neuroscience group at Genentech, where she worked on preclinical drug development for neurodegenerative disease pipeline targets, using mouse models of disease. She became an Investigator at the NICHD in 2016. Her laboratory employs a multidisciplinary approach including mouse genetics, wide-scale imaging of whole cleared tissues, single cell sequencing, CRISPR-based genetic screens and mechanistic studies in iPSC-derived neurons to investigate the early events underlying the onset, development, and progression of neurodegenerative diseases.
Selected Publications
- Wlaschin JJ, Donahue C, Gluski J, Osborne JF, Ramos LM, Silberberg H, Le Pichon CE. Promoting regeneration while blocking cell death preserves motor neuron function in a model of ALS. Brain. 2023;146(5):2016-2028.
- Alkaslasi MR, Piccus ZE, Hareendran S, Silberberg H, Chen L, Zhang Y, Petros TJ, Le Pichon CE. Single nucleus RNA-sequencing defines unexpected diversity of cholinergic neuron types in the adult mouse spinal cord. Nat Commun. 2021;12(1):2471.
- Wlaschin JJ, Gluski JM, Nguyen E, Silberberg H, Thompson JH, Chesler AT, Le Pichon CE. Dual leucine zipper kinase is required for mechanical allodynia and microgliosis after nerve injury. Elife. 2018;7.
- Nguyen MQ, Le Pichon CE, Ryba N. Stereotyped transcriptomic transformation of somatosensory neurons in response to injury. Elife. 2019;8.
- Le Pichon CE, Meilandt WJ, Dominguez S, Solanoy H, Lin H, Ngu H, Gogineni A, Sengupta Ghosh A, Jiang Z, Lee SH, Maloney J, Gandham VD, Pozniak CD, Wang B, Lee S, Siu M, Patel S, Modrusan Z, Liu X, Rudhard Y, Baca M, Gustafson A, Kaminker J, Carano RAD, Huang EJ, Foreman O, Weimer R, Scearce-Levie K, Lewcock JW. Loss of dual leucine zipper kinase signaling is protective in animal models of neurodegenerative disease. Sci Transl Med. 2017;9(403).
Related Scientific Focus Areas
Molecular Biology and Biochemistry
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This page was last updated on Monday, December 2, 2024