...Nicolas Lartillot; Olivier Lespinet; Michel Vervoort; André Adoutte We report the characterisation of a Brachyury ortholog (PvuBra) in the marine gastropod Patella vulgata . In this mollusc, the embryo displays an equal cleavage pattern until the 32-cell stage. There, an inductive event takes...

...I. Néant; P. Guerrier The dependency of some key events of the cell cycle upon pH, phosphorylation and protein synthesis was investigated during meiosis reinitiation of Patella vulgata oocytes stimulated by ammonia. In this report, we show, through heterologous microinjection experiments...