John's lactic acid strain CNCM I-4435; composed of the strain.

摘要

The present invention generally relates to the field of probiotic bacteria. In particular, the present invention relates to natural derivatives of the Lactobacillus johnsonii strain CNCM I-1225 with improved properties. For example, the present invention relates to a natural derivative of the Lactobacillus johnsonii strain CNCM I- 1225 that is deficient in D-lactic acid production and exhibits a further improved immune profile.