[Is there either agenesis or regression of the Mullerian duct in female bird embryos under the influence of male hormone?].
The natural occurence of "Free-Martinism" in Birds and the chorio-allantoïc grafting experiments of testis fragments on female chick host-embryos allow to the authors to define the manner provoking the entire or partial disappearance of the müllerian ducts and to state exactly if the phenomenon is a agenesis or a regression.
D000818:Animals; D001717:Birds; D002417:Cattle; D002642:Chick Embryo; D005260:Female; D005611:Freemartinism; D008297:Male; D009095:Mullerian Ducts / Q000187:drug effects*; D013735:Testicular Hormones / Q000494:pharmacology*; D013737:Testis / Q000378:metabolism / Q000637:transplantation
D013735:Testicular Hormones
Y a-t-il-agénésis ou régression des cannaux de Müller de l'embryon femelle d'oiseau sous l'influence des hormones mâles