Listar por tema "Estrus"

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In vitro action of progestogens on sperm migration in human cervical mucus

Kesseru, Esteban; Camacho-Ortega, Pedro; Laudahn, Gerhard; Schopflin, Gisela (Elsevier, 1975)

The presence of progestogens in the cervical mucus suppresses and arrests sperm penetration. Using the Kremer technique, the effects of in vitro released progesterone, d norgestrel, and cyproterone acetate were studied by ...