Other numbers: ATCC 10245, CCTM La 3044, DSM 46604, LMG 1522, NCIMB 8034, NRC 6018, E.R. Blakley G 2, BU 335. History: < E.R. Blakley (Acetobacter xylinum) < ATCC < L.C. Stewart < R.H. Vaughn. Additional information: Description (7630). Production of 2-keto-L-gulonic acid (provitamin C) by enzymatic conversion of sorbitol. Cultivation conditions: Medium 4, 25°C.