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Megaloblastic anemia due to B12 deficiency is either caused by inadequate intake, in which case oral supplementation is sufficient, or poor absorption potentially due to a reduction in intrinsic factor. Intrinsic factor, which is synthesized by cells in the stomach, is secreted into the gastrointestinal tract to bind dietary B12 and facilitate its absorption (Wickramasinghe 2006)
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Most mammalian mRNAs are conserved targets of microRNAs
Eye and brain function Astaxanthins ability to cross both the bloodretina and bloodbrain barriers has drawn attention to its potential in visual and cognitive health
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