Collagen fractionation: separation of native types I, II and III by differential precipitation.
D000645:Ammonium Sulfate; D002356:Cartilage / Q000032:analysis; D003094:Collagen / Q000302:isolation & purification*; D000431:Ethanol; D005260:Female; D005590:Fractional Precipitation; D006801:Humans; D007889:Leiomyoma / Q000032:analysis; D012867:Skin / Q000032:analysis; D012965:Sodium Chloride; D014594:Uterine Neoplasms / Q000032:analysis
D000431:Ethanol; D012965:Sodium Chloride; D003094:Collagen; D000645:Ammonium Sulfate