prolactin ( prl ) gene expression in three strains of gh cells ( rat pituitary tumor cells ) has been quantitated by measurement of : ( a ) intracellular and extracellular prl , ( b ) cytoplasmic translatable prl-specific mrna ( mrnaprl ) , and ( c ) molecular hybridization of cytoplasmic poly ( a ) rna to cdnaprl ( dna complementary to mrnaprl ) .
C1418938
prolactin
C0033371
prl