pregnant mice , receiving either distilled water to drink or distilled water containing 40 ppm cadmium , were fed , throughout pregnancy , a normal stock mouse diet supplemented with either zinc ( 200 , 400 or 800 ppm ) , copper ( 30 , 100 or 400 ppm ) , iron ( 200 or 1,000 ppm ) or selenium ( 0.05 , 2 , 20 or 200 ppm ) .
C0032961
pregnancy
C0009968
copper