120 Additionally, FGF21 secreted by breast cancer cells can alter cholesterol metabolism in CD8+ T cells, causing excessive cholesterol biosynthesis and inducing CD8+ T-cell exhaustion
As well, some people may have allergies or medical conditions that do not allow them to be a good candidate to receive vitamin B12 shots, such as kidney problems, low potassium levels, deficiencies in other vitamins such as iron or folic acid, or just an allergy or sensitivity to vitamin B12 itself
Huang Y, Su T, Duan Q, Wei X, Fan X, Wan J, Liu L, Dian Z, Zhang G, Sun Y, et al
Indian journal of critical care medicine: peer-reviewed, official publication of Indian Society of Critical Care Medicine , 23 (Suppl 4), S241
160 WenQ.LiuJ.KangR.ZhouB.TangD