title: Sperm maturation in the male reproductive tract: development of motility.
mesh_terms: D000818:Animals; D004822:Epididymis / Q000166:cytology*; D005298:Fertility; D006168:Guinea Pigs; D008297:Male; D008858:Microscopy, Phase-Contrast; D009068:Movement; D011817:Rabbits; D013045:Species Specificity; D013094:Spermatozoa / Q000254:growth & development*; D013737:Testis / Q000166:cytology*