...Simona Ghenea; Jeffrey R. Boudreau; Nicholas P. Lague; Ian D. Chin-Sang Mutations that affect the single C. elegans Eph receptor tyrosine kinase VAB-1 cause defects in cell movements during embryogenesis. Here, we provide genetic and molecular evidence that the VAB-1 Eph receptor functions...

... in the node. * Formerly in the Department of Human Anatomy, South Parks Road, Oxford OX1 3QX, UK 15 02 1996 © 1996 by Company of Biologists 1996 primitive streak fate map notochord somite gastrulation cell movements chick embryo In higher vertebrate embryos (birds...

... hypoblast primitive streak cell movements The mode of formation, the cellular composition and the developmental significance of the early chick’s hypoblast have been the subject of severe dispute since the 1860s. The first theory, by now completely ruled out, was the delamination theory (see...