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S.et al (2014)
While direct, peer-reviewed, head-to-head clinical trials comparing the two forms are still emerging, we can extrapolate a great deal from the known chemical properties
Homocysteine induces programmed cell death in human vascular endothelial cells through activation of the unfolded protein response
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These cells produce intrinsic factor, a glycoprotein that binds to vitamin B12 in the stomach and is essential for normal absorption of vitamin B12 in the small intestine into the blood
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