title: Left-right asymmetry.
authors.affiliation: Department of Molecular and Cellular Biology, Harvard University, Cambridge, MA 02138, USA.
authors.forename: E J
authors.initials: EJ
authors.lastname: Robertson
mesh_terms: D029404:Activin Receptors; D000818:Animals; D019521:Body Patterning / Q000235:genetics*; D002642:Chick Embryo; D004627:Embryonic Induction; D018507:Gene Expression Regulation, Developmental; D006321:Heart / Q000196:embryology*; D053823:Hedgehog Proteins; D008648:Mesoderm / Q000378:metabolism; D055457:Nodal Protein; D011506:Proteins / Q000235:genetics / Q000502:physiology; D017978:Receptors, Growth Factor / Q000235:genetics / Q000502:physiology; D015534:Trans-Activators; D016212:Transforming Growth Factor beta; D016335:Zinc Fingers / Q000235:genetics* / Q000502:physiology
chemical_list: D053823:Hedgehog Proteins; D055457:Nodal Protein; D011506:Proteins; D017978:Receptors, Growth Factor; D015534:Trans-Activators; D016212:Transforming Growth Factor beta; D029404:Activin Receptors