title: [Isolation of nucleate and anucleate fragments of eggs of the sea urchin Sphaerechinus granularis].
mesh_terms: D000818:Animals; D002458:Cell Fractionation; D002467:Cell Nucleus; D002499:Centrifugation, Density Gradient; D005260:Female; D008722:Methods; D010063:Ovum / Q000166:cytology*; D012617:Sea Urchins
vernacular_title: Isolement de fragments nucléés et anucléés d'oeufs de l'oursin Sphaerechinus granularis.