title: Changes occurring in the head of boar spermatozoa: vesiculation or vacuolation of the acrosome?
mesh_terms: D000818:Animals; D002462:Cell Membrane; D002465:Cell Movement; D002467:Cell Nucleus; D003593:Cytoplasm; D008247:Lysosomes; D008297:Male; D008854:Microscopy, Electron; D013094:Spermatozoa / Q000166:cytology / Q000502:physiology*; D013552:Swine