title: The introduction of Xenopus laevis into developmental biology: of empire, pregnancy testing and ribosomal genes.
authors.affiliation: Wellcome CRC Institute, University of Cambridge, United Kingdom. j.gurdon@welc.cam.ac.uk
authors.forename: J B
authors.initials: JB
authors.lastname: Gurdon
authors.forename: N
authors.initials: N
authors.lastname: Hopwood
mesh_terms: D000818:Animals; D015509:Developmental Biology / Q000266:history*; D049673:History, 20th Century; D006113:United Kingdom; D014982:Xenopus laevis / Q000196:embryology*