title: On the assay, isolation and characterization of the lac repressor.
mesh_terms: D000818:Animals; D001426:Bacterial Proteins / Q000032:analysis* / Q000302:isolation & purification; D001431:Bacteriological Techniques; D002474:Cell-Free System; D002845:Chromatography; D002850:Chromatography, Gel; D004589:Electrophoresis, Disc; D004926:Escherichia coli / Q000032:analysis; D005620:Freund's Adjuvant; D005809:Genes, Regulator; D005827:Genetics, Microbial; D007106:Immune Sera; D011485:Protein Binding; D011817:Rabbits
chemical_list: D001426:Bacterial Proteins; D007106:Immune Sera; D005620:Freund's Adjuvant