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doi: 10.1155/2007/291538 109

These results indicate that measuring the level of vitamin B12 in the blood (serum cobalamin) or measuring the urinary excretion of methylmalonic acid as screening tests for vitamin B12 deficiency appears to be indicated in the elderly
Oxidative stress-induced c-Jun N-terminal kinase (JNK) activation in tendon cells upregulates MMP1 mRNA and protein expression

Additionally, Ren et al

identified cg05706061 in the promoter region of the SLC31A2 gene, which is associated with cuproptosis

Barnes L