| Literature DB >> 28304915 |
K Hara1, P Tydeman1, R T M Hengst1.
Abstract
In fertilizedXenopus eggs, shortly after egg rotation but well before the occurrence of the cleavage-associated "surface contraction waves", two circular dark zones originate consecutively from the pigment spot marking the site of sperm entrance. They expand and travel centrifugally over the egg surface.Keywords: Fertilization; Surface wave; Time-lapse cinematography; Xenopus egg
Year: 1977 PMID: 28304915 DOI: 10.1007/BF00848442
Source DB: PubMed Journal: Wilehm Roux Arch Dev Biol ISSN: 0340-0794