Oct. 31, 1997--BioTime, Inc. (NASDAQ:BTIM) is pleased to announce that Ronald S. Barkin, J.D. has been promoted from Executive Vice President to President and Chief Operating Officer. Paul Segall, Ph.D. will remain as Chairman of the Board of Directors and Chief Executive Officer.

BioTime, headquartered in Berkeley, Calif., is engaged in the research and development of synthetic blood plasma expanders and hypothermic blood substitute solutions and technology for use in surgery, emergency trauma treatment, the preservation of organs awaiting transplant, and for other biomedical applications.

CONTACT: Victoria Bellport (510) 845-9535