title: Study of yolk-sac endoderm organogenesis in the chick using a specific enzyme (cysteine lyase) as a marker of cell differentiation.
mesh_terms: D000818:Animals; D001345:Autoradiography; D001769:Blood; D001773:Blood Cells / Q000378:metabolism; D002454:Cell Differentiation; D002642:Chick Embryo; D003545:Cysteine / Q000097:blood; D004707:Endoderm / Q000201:enzymology / Q000254:growth & development* / Q000378:metabolism; D004848:Epithelium / Q000254:growth & development; D005260:Female; D008190:Lyases / Q000378:metabolism*; D008648:Mesoderm / Q000378:metabolism; D008938:Mitosis; D009024:Morphogenesis; D010063:Ovum / Q000254:growth & development; D013936:Thymidine / Q000378:metabolism; D014316:Tritium; D014817:Vitelline Membrane / Q000201:enzymology / Q000254:growth & development*
chemical_list: D014316:Tritium; D008190:Lyases; D003545:Cysteine; D013936:Thymidine