B12 injections are often given in the deltoid muscle, vastus lateralis muscle, or subcutaneous tissue
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These data are first evidence that cereulide high producers rapidly oligomerize the precursor depsipeptides followed by subsequent cyclization, whereas less productive strains seem to accumulate NRPS-bound intermediates at the stage of tetradepsipeptides, only slowly converting them to higher oligomers
These injections are especially beneficial for individuals who have difficulty absorbing Vitamin B12 from food or supplements, including older adults, people with pernicious anemia, vegetarians, vegans, and those with gastrointestinal disorders
Bennett MC, Mlady GW, Kwon YH, Rose GM