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\u5728\u66b4\u9732\u4e8ePM2.5\u7684\u4e0d\u540c\u5730\u70b9\u53d7\u8bd5\u8005\uff0c\u5e76\u91cf\u6d4b\u5176DNA\u7684\u53d8\u5316\u7a0b\u5ea6\u3002\u4e0e\u5b89\u6170\u5242\u76f8\u6bd4\uff0c\u8865\u5145B\u7fa4\u7ef4\u751f\u7d20\u8005DNA\u7684\u53d8\u5316\u5728\u524d10\u4e2a\u5730\u70b9\u4e2d\u7684\u6bd4\u4f8b\u51cf\u8f7b\u4e8628-76%\u3002 \u8fd9\u65b9\u9762\u4ecd\u9700\u8981\u66f4\u8fdb\u4e00\u6b65\u7684\u7814\u7a76\u3002\u4f46\u6b64\u7814\u7a76\u663e\u793a\u8865\u5145B\u7fa4\u7ef4\u751f\u7d20\u53ef\u80fd\u6709\u52a9\u4e8e\u964d\u4f4e\u7a7a\u6c14\u6c61\u67d3\u6240\u9020\u6210\u7684\u4e0d\u826f\u5f71\u54cd\u3002 Zhong J, Karlsson O, Wang G, et al. B vitamins attenuate the epigenetic effects of ambient fine particles in a pilot human intervention trial. Proc Natl Acad Sci USA. 2017;114(13):3503-3508."}