BY ANGELO AZZI AND NICOLE KRESGE

Molecular biologist Britton Chance, whose multifaceted research advanced the understanding of biology, instrumentation and medicine, passed away on Nov. 16. He was 97.

BY NICOLE KRESGE

Harvey Akio Itano, University of California, San Diego emeritus professor of pathology, died this past May at age 89. He was best known for his work, with Linus Pauling, on the molecular basis of sickle cell anemia.