People

Christine Hsieh, PhD

Associate Professor, Division of Rheumatology
Research Biologist, Director of VA FACS Core Facility
Principal Investigator
M_MED-VAMC-RHEU

Christine Hsieh graduated with a B.S. in Molecular, Cell, and Developmental Biology from UCLA.  She received her Ph.D. in Immunology from Stanford University where she studied NK cells in liver transplantation with Dr. Sheri M. Krams.  She completed a postdoctoral fellowship at UCSF where she studied microglia and macrophages during neurodegeneration with Dr. William E. Seaman.  She researches molecular and cellular immunology in traumatic brain injury, neurodegeneration, neuroinflammation, tissue injury, and most recently COVID-19.

Mary Nakamura, MD

Professor of Medicine, Division of Rheumatology, In Residence
Principal Investigator
Medicine

Mary Nakamura received her B.A. from Swarthmore College, her M.D. from Yale and trained in internal medicine at the University of California, San Francisco. She completed her rheumatology training at Johns Hopkins and UCSF. She did her post doctoral work at UCSF under the mentorship of Bill Seaman. She is a basic-translational researcher focused on studies in the field of osteoimmunology. She leads the Rheumatoid Arthritis Clinic at UCSF Parnassus and is a clinical attending at the SF VA HCS.

Isabella Imhof

Senior Scientist
M_MED-VAMC-RHEU

Dr. Isabella Imhof graduated with a Ph.D. in Biochemistry from the University of Freibourg, Switzerland.  She trained as a postdoctoral fellow at UCSF in the lab of Dr. Ryk Derynk.  Dr. Imhof is an expert in cardioimmunology, cardiac injury, arthritis, traumatic brain injury, molecular biology, and flow cytometry.

Luyi Li

Lab Alumni- Research Associate, General Surgeon
M_MED-VAMC-RHEU

Luyi Li is a general surgeon with over 20 years of research experience performing animal surgery.

Erene Niemi, BA

Lab Alumni- Research Specialist
M_MED-VAMC-RHEU

Erene Niemi is a senior research scientist with expertise in NK cells, osteoclasts, flow cytometry, cellular biology, and human and mouse immunology studies.  She graduated from the University of Stockholm, and is proud to have worked with Dr. Rolf Kiesling and Dr. William Seaman.  

Judy Shigenaga, BS

VA Core Facilities Manager and Research Specialist
M_MED-VAMC-ENDO-ENDO

Judy Shigenaga received her B.S. from the University of California, Los Angeles. She has extensive experience in endocrinology studies, next generation sequencing, biomarker studies, and flow cytometry.

Kerri Somebang

Lab Alumni- Research Associate
M_MED-VAMC-RHEU

Kerri Somebang received her B.S. in Chemistry from the University of California, San Diego.  She is an expert in traumatic brain injury, neurobehavior studies, brain surgery, in vivo mouse studies, cellular and molecular biology, and processing tissue samples for single-cell transcriptomics.