一般來說,用於蛋白腖生產的蛋白包括動物蛋白(酪蛋白、肉類)和植物蛋白(豆類)兩liang種zhong。蛋dan白bai腖dong當dang中zhong不bu僅jin含han有you豐feng富fu的de氨an基ji酸suan,特te別bie是shi含han硫liu氨an基ji酸suan較jiao多duo,而er且qie含han有you更geng多duo的de細xi菌jun生sheng長chang需xu要yao的de維wei生sheng素su和he其qi它ta生sheng長chang因yin子zi。是shi生sheng物wu製zhi藥yao發fa酵jiao及ji各ge種zhong培pei養yang基ji製zhi備bei的de基ji礎chu原yuan材cai料liao。在zai培pei養yang基ji當dang中zhong它ta起qi的de主zhu要yao作zuo用yong是shi提ti供gong氮dan源yuan。
蛋白腖的用途:shiyanshiyongzuopeiyangji,peiyangxijun。shipinzhongyongzuotigaodanbaihanliang。yongyusiliaozhongxianzhujiangdilesiliaochangdeshengchanchengben,shisiliaoxingyezhongdanbaiyuanbuzudelianghaojiapin。
yilaodanbaidongshiyizhongyouzhidanbaidong,yichengyimeidanbaidonghuochengyidanbaidong。gaidanbaidongxicaiyonglaodanbaijingyimeixiaohuahou,nongsuoganzaoerchengdeqianhuangsefenmo,juyouseqian、易溶、透明、無沉澱等良好物理性狀。可配製各種微生物培養基。
酪lao蛋dan白bai腖dong是shi用yong酪lao蛋dan白bai經jing胰yi酶mei水shui解jie精jing製zhi而er成cheng,色se澤ze呈cheng淡dan黃huang色se或huo白bai色se。月yue示shi腖dong采cai用yong精jing蛋dan白bai為wei基ji質zhi,經jing特te殊shu水shui解jie提ti取qu製zhi備bei的de幹gan燥zao粉fen末mo,營ying養yang極ji為wei豐feng富fu,可ke做zuo多duo種zhong培pei養yang基ji的de基ji礎chu。
大(da)豆(dou)蛋(dan)白(bai)腖(dong)是(shi)是(shi)用(yong)大(da)豆(dou)為(wei)基(ji)質(zhi),采(cai)用(yong)新(xin)工(gong)藝(yi)提(ti)取(qu)而(er)成(cheng)的(de)淡(dan)黃(huang)色(se)粉(fen)末(mo),含(han)有(you)多(duo)種(zhong)營(ying)養(yang)成(cheng)份(fen),適(shi)合(he)做(zuo)微(wei)生(sheng)物(wu)培(pei)養(yang)用(yong)原(yuan)料(liao)。專(zhuan)門(men)用(yong)於(yu)培(pei)養(yang)鏈(lian)球(qiu)菌(jun)、肺炎球菌、布氏杆菌等,營養豐富,也可用做工業化生產的發酵原料。
牛niu肉rou蛋dan白bai腖dong用yong新xin鮮xian精jing牛niu肉rou,采cai用yong最zui新xin工gong藝yi精jing致zhi而er成cheng在zai培pei養yang基ji當dang中zhong它ta起qi的de主zhu要yao作zuo用yong是shi補bu充chong蛋dan白bai腖dong以yi及ji其qi它ta氮dan源yuan的de營ying養yang不bu足zu。多duo價jia腖dong采cai用yong先xian進jin生sheng物wu提ti取qu工gong藝yi精jing致zhi而er成cheng,為wei淡dan黃huang色se幹gan燥zao粉fen末mo,營ying養yang極ji為wei豐feng富fu,可ke做zuo多duo種zhong培pei養yang基ji的de基ji礎chu。適shi合he奈nai瑟se氏shi菌jun、沙門氏菌屬等生長。
骨蛋白腖係蛋白質分解產物,如將牛肉、酪蛋白、牛奶粉、白明膠、大豆蛋白、絲蛋白、血纖維蛋白等為原料,經不完全的水解工藝所得的產物。市售產品以淡黃至棕黃色粉劑為主。其分子量約2000左右。
不bu同tong來lai源yuan的de蛋dan白bai質zhi和he不bu同tong的de水shui解jie條tiao件jian,其qi水shui解jie物wu中zhong組zu成cheng可ke千qian差cha萬wan別bie。所suo以yi腖dong往wang往wang是shi一yi個ge複fu雜za的de多duo肽tai混hun合he物wu。可ke溶rong於yu水shui,過guo熱re不bu凝ning固gu,在zai飽bao和he硫liu酸suan銨an中zhong不bu發fa生sheng沉chen澱dian但dan可ke為wei蛋dan白bai質zhi沉chen澱dian劑ji所suo沉chen澱dian。可ke用yong作zuo微wei生sheng物wu和he動dong物wu細xi胞bao培pei養yang基ji、特種功能性食品和化妝品的配料,也有用作啤酒等產品的穩定劑。
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