Content of biotin in fermentation liquid was determined with high performance liquid chromatography ( HPLC ).
采用 高效液相色谱 法测定发酵液中生物素的含量.
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The enzyme activity in fermentation liquid could be inhibited by PMSF and DFP.
该发酵液所含蛋白酶活性能够被丝氨酸蛋白酶抑制剂PMSF,DFP完全抑制.
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Extraction of crude polysaccharide from submerged fermentation liquid and its anti - tumor activity in vivo were studied.
液体发酵白灵侧耳,从发酵全液中提粗多糖,研究其体内抗肿瘤活性.
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