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\u5728\u66b4\u9732\u65bcPM2.5\u7684\u4e0d\u540c\u5730\u9ede\u53d7\u8a66\u8005\uff0c\u4e26\u91cf\u6e2c\u5176DNA\u7684\u8b8a\u5316\u7a0b\u5ea6\u3002\u8207\u5b89\u6170\u5291\u76f8\u6bd4\uff0c\u88dc\u5145B\u7fa4\u7dad\u751f\u7d20\u8005DNA\u7684\u8b8a\u5316\u5728\u524d10\u500b\u5730\u9ede\u4e2d\u7684\u6bd4\u4f8b\u6e1b\u8f15\u4e8628-76%\u3002 \u9019\u65b9\u9762\u4ecd\u9700\u8981\u66f4\u9032\u4e00\u6b65\u7684\u7814\u7a76\u3002\u4f46\u6b64\u7814\u7a76\u986f\u793a\u88dc\u5145B\u7fa4\u7dad\u751f\u7d20\u53ef\u80fd\u6709\u52a9\u65bc\u964d\u4f4e\u7a7a\u6c23\u6c61\u67d3\u6240\u9020\u6210\u7684\u4e0d\u826f\u5f71\u97ff\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."}