1. Demethylation is a process that involves the removal of methyl groups from a molecule.
去甲基化是一个过程，涉及从分子中去除甲基基团。

2. The demethylation of DNA can lead to changes in gene expression.
DNA的去甲基化可能导致基因表达的改变。

3. Scientists are studying the demethylation of certain compounds to understand their biological functions.
科学家正在研究某些化合物的去甲基化以了解它们的生物功能。

4. Demethylation is an important epigenetic process that can influence cell development and differentiation.
去甲基化是一个重要的表观遗传过程，可以影响细胞的发育和分化。

5. The demethylation of histones can alter the structure of chromatin and affect gene regulation.
组蛋白的去甲基化可以改变染色质的结构并影响基因调控。

6. Certain drugs are designed to induce demethylation in cancer cells to inhibit their growth.
某些药物被设计用于诱导癌细胞的去甲基化以抑制它们的生长。