Mesendoderm An Ancient Germ Layer?

  title={Mesendoderm An Ancient Germ Layer?},
  author={Adam Rodaway and Roger Patient},
including the posterior portion of the pharynx, an organ University of Nottingham that has homologies to the heart, coelomocytes, which Queen's Medical Centre resemble macrophages, and a subset of body wall mus-Nottingham NG7 2UH cle. The two GATA factors therefore occupy a pivotal United Kingdom position as zygotic factors specifying a single precursor that gives rise to both mesoderm and endoderm. In much closer relatives of the vertebrates, the sea ur-Formation of the three primary germ… CONTINUE READING