... experiments in Xenopus laevis . * Author for correspondence (e-mail: [email protected] ) 23 6 2004 © 2004. 2004 Xenopus Mesoderm induction TGFβ family Activin The mesoderm of the amphibian embryo is formed through an inductive interaction in which cells of the vegetal...

...R. J. White; B. I. Sun; H. L. Sive; J. C. Smith One candidate for an endogenous mesoderm-inducing factor in Xenopus is derrière, a member of the TGFβ family closely related to Vg1. In this paper we first show that derrière is able to exert long-range effects in the early Xenopus embryo...