The invention relates to a method for preparing adefovir dipivoxil dual oxygen methyl pivalate from adefovir.

本发明涉及从阿德福韦制备阿德福韦酯二氧新戊酸双氧甲基酯的方法。

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The team looked at methylation, in which a methyl group is placed onto cytosine in DNA sequences.

工作小组关注甲基化作用，是指一个甲基群被放在DNA序列的胞嘧啶上面。

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A methyl group is a basic unit in organic chemistry: one carbon atom attached to three hydrogen atoms.

甲基是有机化学的基本单位：一个碳原子连接三个氢原子。

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The banning of antismog additive MTBE (methyl tertiary-butyl ether) presented a new challenge.

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For decades, the primary method to treat factures has been to use metallic hardware such as plates, screws and pins or a total joint prosthesis combined with standard bone cement known as Poly-Methyl-Methlacrylate (PMMA).

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Peroxynitrite, a reaction product of nitric oxide and superoxide radicals, has been implicated in N-methyl-D-aspartate receptor-mediated excitotoxic damage.

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