flow cytometric measurements were made on acridine orange ( ao ) and 7-diethylamino-3- ( 4'-maleimidylphenyl ) -4-methyl-coumarin ( cpm ) -stained epididymal- and vas deferens-derived spermatozoal nuclei to follow the course of chromatin condensation and oxidation of free sulfhydryl groups , respectively , during passage through mouse and rat posttesticular reproductive tracts .
C0007610
nuclei
C0008546
chromatin