An ultrastructural observation of mouse fertilization in vivo as revealed by 200 kV electron microscopy.
D000818:Animals; D005260:Female; D008297:Male; D051379:Mice; D008854:Microscopy, Electron; D010063:Ovum / Q000648:ultrastructure*; D013084:Sperm-Ovum Interactions; D013094:Spermatozoa / Q000648:ultrastructure*