title: Controlled natural in vitro fertilization may be an alternative for patients with repeated unexplained implantation failure and a high uterine natural killer cell count.
abstract: Patients with a history of repeated and unexplained implantation failure after IVF-embryo transfer and a high uterine natural killer cell count during estrogen-progestin treatment may benefit from controlled natural IVF-ET.
authors.forename: Nathalie
authors.initials: N
authors.lastname: Lédée-Bataille
authors.forename: Sylvie
authors.initials: S
authors.lastname: Dubanchet
authors.forename: Jacques
authors.initials: J
authors.lastname: Kadoch
authors.forename: Altina
authors.initials: A
authors.lastname: Castelo-Branco
authors.forename: René
authors.initials: R
authors.lastname: Frydman
authors.forename: Gérard
authors.initials: G
authors.lastname: Chaouat
mesh_terms: D019002:CD56 Antigen / Q000378:metabolism; D002452:Cell Count; D010064:Embryo Implantation; D004967:Estrogens / Q000627:therapeutic use; D005260:Female; D005307:Fertilization in Vitro / Q000379:methods*; D006801:Humans; D007694:Killer Cells, Natural / Q000378:metabolism* / Q000473:pathology*; D008183:Luteal Phase; D011372:Progestins / Q000627:therapeutic use; D016896:Treatment Outcome; D014599:Uterus / Q000473:pathology*
chemical_list: D019002:CD56 Antigen; D004967:Estrogens; D011372:Progestins