title: The fractionation of transfer factors in the presence of a proteolytic inhibitor.
mesh_terms: D002474:Cell-Free System; D002845:Chromatography; D004926:Escherichia coli / Q000378:metabolism*; D006358:Hot Temperature; D010452:Peptide Biosynthesis; D010649:Phenylalanine; D011480:Protease Inhibitors; D012270:Ribosomes / Q000378:metabolism*; D013451:Sulfonic Acids / Q000494:pharmacology*
chemical_list: D011480:Protease Inhibitors; D013451:Sulfonic Acids; D010649:Phenylalanine