title: Ultrastructure of pig tubal ova. The unfertilized and pronuclear stage.
mesh_terms: D000818:Animals; D002462:Cell Membrane; D002467:Cell Nucleus; D002843:Chromatin; D002875:Chromosomes; D003594:Cytoplasmic Granules; D003896:Desmosomes; D004721:Endoplasmic Reticulum; D005260:Female; D005306:Fertilization; D006056:Golgi Apparatus; D002479:Inclusion Bodies; D007315:Insemination, Artificial; D008055:Lipids; D008297:Male; D008540:Meiosis; D008854:Microscopy, Electron; D008928:Mitochondria; D008933:Mitochondrial Swelling; D008938:Mitosis; D010063:Ovum / Q000166:cytology*; D013094:Spermatozoa; D013552:Swine
chemical_list: D002843:Chromatin; D008055:Lipids