日前，加州大学的任兵（Bing Ren）教授和芝加哥大学的何川（Chuan He）教授领导研究团队，揭示了甲基化和去甲基化对增强子活性的调节。研究显示，这一机制决定了细胞分化过程中的转录组重编程。
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Chuan He Aquarium 川河水族 ; 河水族
Jiang-Chuan He 何江川
he chuan tong de 传统的
Chuan-Bo He 何传波
chuan hao he 示串号和
Chuan-Long He 何传龙
He-Chuan Sun 孙河川
He Chuan Building 合川大厦
Hurriedly Old Chuan fumbled for his dollars, and trembling he was about to hand them over, but he dared not take the object.
老栓慌忙摸出洋钱，抖抖的想交给他，却又不敢去接他的东西。
Old Chuan suddenly sat up in bed. He struck a match and lit the grease-covered oil lamp, which shed a ghostly light over the two rooms of the tea-house.
华老栓忽然坐起身，擦着火柴，点上遍身油腻的灯盏，茶馆的两间屋子里，便弥满了青白的光。
Our Old Chuan was luckiest, and after him Third Uncle Hsia. He pocketed the whole reward--twenty-five taels of bright silver--and didn't have to spend a cent!
——第一要算我们栓叔运气；第二是夏三爷赏了二十五两雪白的银子，独自落腰包，一文不花。
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