title: [Preparation from IP-48 of a PPD (IP-70) devoid of nucleic acids, free polysaccharides and acidic proteins].
mesh_terms: D000818:Animals; D001426:Bacterial Proteins / Q000302:isolation & purification*; D001681:Biological Assay; D055598:Chemical Phenomena; D011232:Chemical Precipitation; D002621:Chemistry; D002845:Chromatography; D003470:Culture Media; D004269:DNA, Bacterial / Q000032:analysis; D006168:Guinea Pigs; D006801:Humans; D010772:Phosphotungstic Acid; D011135:Polysaccharides, Bacterial / Q000032:analysis; D014238:Trichloroacetic Acid; D014373:Tuberculin / Q000032:analysis*
chemical_list: D001426:Bacterial Proteins; D003470:Culture Media; D004269:DNA, Bacterial; D011135:Polysaccharides, Bacterial; D014373:Tuberculin; D010772:Phosphotungstic Acid; D014238:Trichloroacetic Acid
vernacular_title: Préparation à partir de l'JP-48 d'une PPD dite IP-70 dépourvue d'acides nucléiques, de polysaccharides libres et de protéines acides.