Other studies have shown that it helps in the synthesis and repair of DNA and that it plays a role in signaling between nerve cells.

已有研究表明：烟酸参与dna的合成和修复，还在神经细胞间的信息传递中发挥作用。

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Benefits: Helps promote synthesis of collagen and elastic fiber in eye region, repair fine lines and tighten up skin. Leaves skin charming and glowing around eyes.

主要功效：促进眼部胶原蛋白及弹力纤维合成，修复细纹，紧致提升眼部轮廓，令双眸散发动人神采。

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Both can promote cartilage matrix synthesis, inhibition of cartilage matrix degradation, thereby promoting repair of injured joints.

两者均可以促进软骨基质合成，抑制软骨基质分解，从而促进损伤关节的修复。

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Besides the genes that relate to protein synthesis it has others which encode DNA repair mechanisms and still others which are involved with protein recycling and signalling within cells.

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