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Influenza-specific antibody-dependent phagocytosis
Both these methylation reactions are vital for growth and cell reproduction.[9][10] Methionine, a sulfur-containing, essential amino acid, is a precursor of S-adenosylmethionine, a cofactor for one-carbon metabolism and the final methyl donor for the methylation of DNA, RNA, proteins, and phospholipids.[11] The methionine synthase plays a paramount role in the synthesis of nitrogenous bases (purines and pyrimidines) involved in the formation of DNA
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(19, 20) Essential and Non-Essential Amino Acids These 20 amino acids are categorized as either essential, non-essential, or conditionally essential
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