title: Source of amino acids used for protein synthesis in HeLa cells.
mesh_terms: D002250:Carbon Radioisotopes; D006367:HeLa Cells / Q000378:metabolism*; D006801:Humans; D007553:Isotope Labeling; D007930:Leucine / Q000378:metabolism*; D008954:Models, Biological; D009363:Neoplasm Proteins / Q000096:biosynthesis*; D014176:Protein Biosynthesis; D012334:RNA, Neoplasm / Q000378:metabolism; D012343:RNA, Transfer / Q000378:metabolism; D013997:Time Factors; D014316:Tritium; D014633:Valine / Q000378:metabolism
chemical_list: D002250:Carbon Radioisotopes; D009363:Neoplasm Proteins; D012334:RNA, Neoplasm; D014316:Tritium; D012343:RNA, Transfer; D007930:Leucine; D014633:Valine