to examine the ontogeny of growth hormone synthesis and secretion in human fetus , growth hormone messenger ribonucleic acid was measured in 11 pituitaries from fetuses of 16 to 27 weeks of gestation by hybridization of cytosol ribonucleic acid with complementary deoxyribonucleic acid labeled with phosphate 32 .
C0035696
messenger ribonucleic acid
C0035668
ribonucleic acid