title: [A new purified protein derivative of high purity: PPD IJ71 (author's transl)].
mesh_terms: D000818:Animals; D002850:Chromatography, Gel; D002852:Chromatography, Ion Exchange; D003902:Detergents; D006146:Guanidines; D006168:Guinea Pigs; D006851:Hydrochloric Acid; D008722:Methods; D011487:Protein Conformation; D011506:Proteins / Q000032:analysis; D012965:Sodium Chloride; D012967:Sodium Dodecyl Sulfate; D012997:Solvents; D014373:Tuberculin / Q000032:analysis* / Q000302:isolation & purification; D014461:Ultracentrifugation; D014462:Ultrafiltration
chemical_list: D003902:Detergents; D006146:Guanidines; D011506:Proteins; D012997:Solvents; D014373:Tuberculin; D012967:Sodium Dodecyl Sulfate; D012965:Sodium Chloride; D006851:Hydrochloric Acid
vernacular_title: Un nouveau PPD hautement purifie: le PPD IP71