Since the dose is delivered directly into the bloodstream, vitamin B12 injections start working within the first 24-72 hours follo...wing treatment
brevis CRL 2013 was 0, and the probability of the strain to be a human pathogen was 2%
References Manville IA (1939) The selenium problem and its relationship to public health
GHK-Cu applied to thigh skin for 12 weeks improved collagen production in 70% of the women treated, in contrast to 50% treated with the vitamin C cream and 40% treated with retinoic acid
Vitamin B12 is reduced to cobalamin regardless of form (cyan-, methyl-, adenosyl-, hydroxo-) then re-assembled as methylcoblamin by MS for use in the cytosol, or adenosylcobalamin by MM for use in the mitochondria
Thus, by contradiction, the survivors at high temperatures are not heat-tolerant mutants or persistor-like cells