IRVINE, Calif.–(BUSINESS WIRE)–May 3, 2005–At the Pacific Coast Reproductive Society’s (PCRS) Annual Conference, Dr. Lawrence B. Werlin will present groundbreaking discoveries from his research on the effects of Preimplantation Genetic Diagnosis (PGD) on embryos. The conference, May 4-8, 2005, in Indian Wells, Calif., brings together leaders in the field of reproductive medicine throughout North America and abroad.