title: PERCENTAGE INCORPORATION OF LEUCINE LABELLED WITH CARBON-14 INTO ISOLATED MITOTIC APPARATUS DURING EARLY DEVELOPMENT OF SEA URCHIN EGGS.
mesh_terms: D000818:Animals; D001345:Autoradiography; D002250:Carbon Radioisotopes; D004447:Echinodermata; D007930:Leucine; D010063:Ovum; D011506:Proteins / Q000378:metabolism*; D012106:Research; D012617:Sea Urchins; D008941:Spindle Apparatus
chemical_list: D002250:Carbon Radioisotopes; D011506:Proteins; D007930:Leucine
keywords: ECHINODERMATA; EXPERIMENTAL LAB STUDY; LEUCINE; OVUM; PROTEIN METABOLISM; RADIOAUTOGRAPHY