Medical Genetics Branch
The Medical Genetics Branch (MGB) seeks to identify and understand inherited disorders of metabolism and of human development. MGB investigators focus on human genetics, vertebrate embryology, inborn errors of metabolism, and neurogenetic disorders.
Branch Staff

Ellen Sidransky, M.D.
- Chief and Senior Investigator
- Medical Genetics Branch

Benjamin Solomon, M.D.
- Clinical Director
- Office of the Clinical Director

Cynthia Tifft, M.D., Ph.D.
- Deputy Clinical Director
- Medical Genetics and Genomic Medicine Training Program

William A. Gahl, M.D., Ph.D.
- Director
- Undiagnosed Diseases Program

Dan Kastner, M.D., Ph.D.
- NIH Distinguished Investigator
- Medical Genetics Branch

Lindsey A. Criswell, M.D., M.P.H., D.Sc.
- Adjunct Investigator
- Medical Genetics Branch

Marjan Huizing, Ph.D.
- Staff Scientist
- Human Biochemical Genetics Section

Ivona Aksentijevich, M.D.
- Associate Investigator
- Inflammatory Disease Section

Suzanne Hart, Ph.D.
- Deputy Director
- Medical Genetics and Genomic Medicine Training Program

Carsten G. Bonnemann, M.D.
- Adjunct Investigator
- Medical Genetics Branch

Edward S. Giniger, Ph.D.
- Adjunct Investigator
- Medical Genetics Branch
Last updated: October 18, 2023