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Gudkov, p16(Ink4a) and senescence-associated -galactosidase can be induced in macrophages as part of a reversible response to physiological stimuli

[PubMed: 13726547] 459

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While many people get enough vitamin B12 naturally from their diets, vegetarians and vegans will often need a supplement because they eat little or no animal protein

[DOI] [PubMed] [Google Scholar] 55.Rudman D., Kutner M., Ansley J., Jansen R., Chipponi J., Bain R.P

Decreased magnesium levels have been associated with tinnitus, and preliminary studies show that magnesium supplements likely benefit ear functions, suggesting it may help with tinnitus perception, though further research is needed