livers
BACKGROUND: Tamoxifen forms DNA adducts in rat liver and causes an increased       mutation frequency at the lacI genes in the livers of lambda/lacI transgenic       rats.
BACKGROUND: Tamoxifen forms DNA adducts in rat liver and causes an increased       mutation frequency at the lacI genes in the  @SUBJECT$   @PREDICAT$  lambda/lacI transgenic        @OBJECT$ .