Dr. Rosalind Segal

Biography

Rosalind Segal is a Professor of Neurobiology at the Harvard University. Her research focuses on understanding growth factor signaling pathways that are crucial for normal brain development and function, and how these pathways contribute to brain disorders such as tumors. Key areas of her work include the Hedgehog signaling pathway, which is significant in the development of medulloblastomas and astrocytomas. Her studies reveal components of the tumor microenvironment that enhance proliferation in the presence of active Hedgehog signaling, including critical chemokines and heparan sulfate proteoglycans. She has also highlighted the role of nerve growth factors in the survival of developing sensory neurons, showing that factors like Neurotrophin-3 and -4 are vital for neuronal survival and differentiation. Her recent work illustrates how localized signaling impacts gene regulation and can inform therapeutic approaches for conditions such as peripheral neuropathy and age-related sensory loss.

Research Interests