A strain of Bifidobacterium bifidum was domesticated with the traditional cultivation method.After the oxygen-、acid- and bile saltresistance domestication,the resistant abilities of this Bifidobacterium bifidum were enhanced.The domesticated strain could grow well both in the oxygen and anaerobic environment,the cell density and concentration of L-lactic acid were all higher than the original strain.
Then this study mainly discussed the proliferation of Bifidobacterium bifidum by some growth-promoting f...