[Electron microscopic observations of ovum-implantation--cellular connections between the blastocyst and endometrium].
D000818:Animals; D001755:Blastocyst / Q000166:cytology*; D010064:Embryo Implantation; D004717:Endometrium / Q000166:cytology*; D005260:Female; D007365:Intercellular Junctions; D008854:Microscopy, Electron; D051381:Rats; D014327:Trophoblasts / Q000166:cytology