title: Biosynthesis of Thermopsis alkaloids from carbon-14 dioxide. Evidence for the formation of the pyridone bases from lupanine via 5,6-dehydrolupanine.
mesh_terms: D000470:Alkaloids / Q000096:biosynthesis*; D001345:Autoradiography; D002245:Carbon Dioxide / Q000378:metabolism; D002247:Carbon Isotopes; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D010944:Plants / Q000378:metabolism*; D011083:Polycyclic Compounds / Q000096:biosynthesis; D011728:Pyridones / Q000096:biosynthesis*
chemical_list: D000470:Alkaloids; D002247:Carbon Isotopes; D011083:Polycyclic Compounds; D011728:Pyridones; D002245:Carbon Dioxide