TY - GEN AU - Gil Recasens,M E AU - de Lourdes Collado,M AU - Hicks,J J TI - [New concepts related to implantation. III. Biochemical characteristics] SN - 0300-9041 PY - 1979///0524 KW - Blastocyst KW - metabolism KW - Cell Membrane KW - Embryo Implantation KW - Endometrium KW - cytology KW - Enzymes KW - Female KW - Humans KW - Methods KW - Nucleic Acids KW - Pregnancy KW - Trophoblasts N1 - Publication Type: English Abstract; Journal Article ER -