The protein RingoA is a key regulator of meiosis -- the cell division process that gives rise to ovules and sperm for sexual reproduction in mammals -- report scientists. Published in Nature ...
This is a preview. Log in through your library . Abstract Using a combination of observations of fate of ovules in matured fruits and of fluorescence techniques to study pollen tube growth and ...
En modifiant l'activation de seulement huit gènes, des chercheurs japonais ont obtenu des ovocytes de souris à partir de cellules souches. Mis en présence de sperme, plusieurs de ces simili-ovules ont ...
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