References & Sources

Pregnancy poses risk for mutation carriers

Although having had children seems to protect most women against breast cancer, a new study suggests that pregnancy may have the opposite effect in women who have genetic mutations predisposing them to breast cancer.

References:

Jernström, H. . . . and S.A. Narod. 1999. Pregnancy and risk of early breast cancer in carriers of BRCA1 and BRCA2. Lancet 354(Nov. 27):1846.

Sources:

Steven A. Narod
University of Toronto
Centre for Research on Women’s Health
Women’s College Hospital
790 Bay Street, Room 750
Toronto, Ontario M5G 1N8
Canada

From Science News, Vol. 156, No. 24, December 11, 1999, p. 381. Copyright © 1999, Science Service.