牛肉膏蛋白胨琼脂培养基的PH值研究
蛋白胨是培养基的基本构成材料之一,故而使用非常广泛。根据蛋白胨种类的不同,培养基也分为很多类。今天我们就来了解一下为何牛肉膏蛋白胨琼脂培养基要调PH值。
Anti-E.coliO139抗志贺毒素大肠杆菌O139抗体(仔猪水肿病志贺毒素大肠杆菌O139)Multi-classantibodies规格:0.2ml
Anti-EP3前列腺素E受体3抗体Multi-classantibodies规格:0.2ml
Anti-EphrinA1EphA1抗体Multi-classantibodies规格:0.2ml
Anti-EphA4*蛋白激酶A4抗体Multi-classantibodies规格:0.2ml
Anti-EphrinBEphrinB抗体Multi-classantibodies规格:0.2ml
Anti-phospho-EphrinB(Tyr331)磷酸化EphrinB抗体Multi-classantibodies规格:0.1ml
Anti-phospho-EphrinB(Tyr317)磷酸化EphrinB抗体Multi-classantibodies规格:0.1ml
Anti-phospho-EphrinB(Tyr298)磷酸化EphrinB抗体Multi-classantibodies规格:0.1ml
Anti-phospho-EphrinB(Tyr324/329)磷酸化EphrinB抗体Multi-classantibodies规格:0.1ml
Anti-EphA2/EphreceptorA2内皮细胞受体蛋白*激酶抗体Multi-classantibodies规格:0.1ml
Anti-Phospho-EphA2(Tyr594)磷酸化*蛋白激酶A2受体抗体Multi-classantibodies规格:0.1ml
Anti-EphA4R*蛋白激酶A4受体抗体Multi-classantibodies规格:0.2ml
Anti-EphB2REphB2R抗体Multi-classantibodies规格:0.1ml
Anti-EPOR红细胞生成素受体抗体Multi-classantibodies规格:0.1ml
Anti-EphB6*蛋白激酶受体B6抗体Multi-classantibodies规格:0.2ml
Anti-ER-alpha雌激素受体α抗体Multi-classantibodies规格:0.1ml
其实你只要保证牛肉膏培养基所用的水不太偏酸或太偏碱,不调ph值也可以的。牛肉膏蛋白胨琼脂其实就是普通营养琼脂,牛肉膏蛋白胨适合绝大多数营养要求不高的细菌,真菌也可以,因为细菌对ph值的要求比真菌高,所以培养细菌调一下ph,如果是培养真菌那就可以放心些。另外其成分中的牛肉膏和蛋白胨如果质量比较差,也会对牛肉膏培养基的ph造成严重影响。