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Description
The immune system, being highly proliferative, is particularly susceptible to Zn deficiency (73)

Int J Plant Environ

Transfer of the longevity-associated variant of BPIFB4 gene rejuvenates immune system and vasculature by a reduction of CD38(+) macrophages and NAD(+) decline

Second, type and duration of treatment varied across studies, and more research is needed to refine the best regimen, dose and duration
