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Without vitamin B12, another vitamin folic acid cannot become active, which can indirectly trigger many other problems

Saudi Journal of Biomedical Research

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Biosynthetically, 1 is formed from the stepwise condensation of three distinct building blocks, the warhead (2 S ,3 S )- t -ES (a dicarboxylic acid), l-Leu (an amino acid) and agmatine (an amine) (Fig

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