Other numbers: ATCC 335, DSM 46331, IFO 3219, JCM 1556, LMG 7955, NCDO 242, NCIMB 4113, strain Epsilon. History: < BÚ ÈSAV (Lactobacillus helveticus) < NCIB < NCTC. Additional information: Reclassification (7651). Assay of uracil and thymine (1316). Cultivation conditions: Medium 6, 37°C.