title: Changes in the pigment pattern of eggs of Xenopus laevis following fertilization.
mesh_terms: D000818:Animals; D005260:Female; D005306:Fertilization; D010063:Ovum / Q000166:cytology* / Q000502:physiology; D010858:Pigmentation; D013997:Time Factors; D014981:Xenopus / Q000502:physiology*