the castration of adult rats four weeks before experimentation did not alter either the basal production of prostaglandin ( pg ) e2 ( intact rats 1157 +/- 160 pg/mg protein , castrated rats 1093 +/- 90 pg/mg protein ) or the a 23187-induced production of pge2 ( 1591 +/- 209 or 1701 +/- 286 pg/mg protein respectively ) or that of leucotriene ( lt ) c4 ( 474 +/- 33 , 389 +/- 39 pg/mg protein ) .
C0034693
rats
C1335665
rats