the maximal rate of excretion of radiolabel attained by the fetus was somewhat slower than in the adult ( 82.8 +/-1.4 % and 96.1 +/-4.0 % [ mean +/-se ] of the infusion rate , respectively ) , and the proportion of the total dose excreted by the fetal liver during 10 hr was smaller ( 81.4 +/-1.3 % vs. 96.6 +/-4.4 % ) .
C0015965
fetus
C1517162
fetal liver