Magdalena Petryniak, M.D.
Principal Investigator

Magda Petryniak is an Assistant Professor in the Department of Pediatrics at Oregon Health & Science University, and a member of the Neuroscience Graduate Program. She received a B.S. from M.I.T. and her M.D. from Columbia University. She did her internship and residency training in Pediatrics at Washington University in St. Louis, and her fellowship in Neonatology at UCSF. She is board certified in Neonatal-Perinatal medicine and a practicing neonatalogist at OHSU.

Click here to download her C.V.




Gregory Potter, Ph.D.
Research Assistant Professor

Greg studied BioEngineering at UC Berkeley before obtaining a PhD in Neuroscience from Johns Hopkins University School of Medicine. He did postdoctoral work at UCSF studying interneuron and oligodendrocyte differentiation. He is interested in understanding how oligodendrocytes initiate, direct, and maintain axonal myelination, and applying this knowledge to improve treatment of glial-based neurological diseases such as multiple sclerosis and leukodystrophies.

Personal website: 

E-mail: pottergr @





Katie Townes McMann, D.O.
Neonatology Fellow

Katie is a second year Neonatology fellow. She received her B.S. in Human Development as well as General Science from Oregon State University before attending medical school at Touro University College of Osteopathic Medicine. After her doctorate, she completed her pediatric residency training at OHSU. As a physician-scientist, Katie divides her time between the lab and the neonatal intensive care unit.

E-mail: townesmc @





Katie Murphy, B. S.
Research Assistant II

Katie MurphyKatie received her B.S. in biochemistry and molecular biology from Lewis & Clark College in May 2013.  She is gaining hand-on experience in the Petryniak lab, and hopes to purse an MD or PhD/MD in the future.

E-mail: murphka @