ISME J:吸烟引发口腔菌群失衡

2016-05-14 MedSci MedSci原创

一项新的研究表明,吸烟会极大地影响口腔内细菌的平衡,这一现象可能会对口腔造成重大危害,甚至增加肺癌和消化系统疾病风险。研究还发现,如果人们成功戒烟,他们的口腔细菌会恢复到正常状态。在该研究中,研究人员对600多种口腔内的细菌进行了分析,参与者为 1,200 多名美国人。他们的年龄均在50岁或以上。其中包括:吸烟者,有吸烟史但成功戒烟者,以及从未吸烟人群。吸烟者的口腔内,能够明显观察到150多种细菌


一项新的研究表明,吸烟会极大地影响口腔内细菌的平衡,这一现象可能会对口腔造成重大危害,甚至增加肺癌和消化系统疾病风险。

研究还发现,如果人们成功戒烟,他们的口腔细菌会恢复到正常状态。

在该研究中,研究人员对600多种口腔内的细菌进行了分析,参与者为 1,200 多名美国人。他们的年龄均在50岁或以上。其中包括:吸烟者,有吸烟史但成功戒烟者,以及从未吸烟人群。

吸烟者的口腔内,能够明显观察到150多种细菌的呈现急速增长趋势,而70种其他的物种的增长速度则显著减低。例如,在吸烟者口腔内,变形菌门的物种占总量的5%以下,而在非吸烟者口腔内所占比例约为12%。

研究人员表示,变形菌门的物种能够帮助人体分解由吸烟带来的有毒化学物质。

该研究的作者表示,与非吸烟者相比,吸烟者口腔内的10%的物种为链球菌,链球菌能够促进蛀牙的形成。

好消息是,研究人员发现,吸烟者一旦成功戒烟,那么他的口腔细菌似乎会恢复正常比例,虽然目前尚不清楚这一恢复过程需要的时间。但该研究的作者表示,先前吸烟者成功戒烟至少十年后,才能达到非吸烟者口腔内的细菌物种平衡程度。

“我们的研究首次表明,吸烟对口腔微生物群产生重大影响,”该研究的高级研究员以及流行病学家 Jiyoung Ahn 表示,他是纽约大学医学研究中心的副教授。

“然而,目前仍需进一步的实验来证明,由吸烟造成的口腔细菌失衡对人体防御功能的影响,口腔细菌失衡对烟草内致癌化学物质致癌风险的影响,口腔细菌失衡对其他疾病(肺或肠道)风险的影响,”Ahn 在中心的新闻发布会上表示。

先前的研究表明,体内细菌物种失衡将会导致消化系统免疫疾病如克罗恩氏病,以及一些胃肠道癌症。超过四分之三的口腔癌症与吸烟有关,但我们目前尚不清楚是否与吸烟有关口腔细菌数量变化影响了癌症的患病风险。
原始出处:

Wu J, Peters BA, Dominianni C, Zhang Y, Pei Z, Yang L, Ma Y, Purdue MP, Jacobs EJ, Gapstur SM, Li H, Alekseyenko AV, Hayes RB, Ahn J. Cigarette smoking and the oral microbiome in a large study of American adults. ISME J. 2016 Mar 25. doi: 10.1038/ismej.2016.37

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  1. [GetPortalCommentsPageByObjectIdResponse(id=140962, encodeId=9fd71409625d, content=文章真心很好,感谢作者, beContent=null, objectType=article, channel=null, level=null, likeNumber=53, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzdAIB7UwTkHt6fQkBP8ictliaXtc5gCUmYdAW1sAETC2nhO3q6YjRHkUibyOCtP8ibmXNObTyd63A076/0, createdBy=d4111948983, createdName=1e10c84am36(暂无匿称), createdTime=Thu Oct 06 13:52:23 CST 2016, time=2016-10-06, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=124611, encodeId=d17b12461137, content=好文章,还会关注, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzdAIB7UwTkHt6fQkBP8ictliaXtc5gCUmYdAW1sAETC2nhO3q6YjRHkUibyOCtP8ibmXNObTyd63A076/0, createdBy=d4111948983, createdName=1e10c84am36(暂无匿称), createdTime=Tue Sep 13 10:56:00 CST 2016, time=2016-09-13, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=123884, encodeId=0d4112388440, content=赞了!深度好文,学习了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Mon Sep 12 19:14:00 CST 2016, time=2016-09-12, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=106868, encodeId=8936106868cb, content=深入学习,好文值得点赞!, beContent=null, objectType=article, channel=null, level=null, likeNumber=55, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Mon Aug 29 14:20:00 CST 2016, time=2016-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=95507, encodeId=d9659550e1a, content=了解一下!, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=93f31631454, createdName=1dd8c52fm63(暂无匿称), createdTime=Tue Aug 02 11:20:00 CST 2016, time=2016-08-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=92610, encodeId=dd729261097, content=请勿吸烟,珍爱生命, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=/v1.0.0/img/user_icon.png, createdBy=a37a1710612, createdName=oo902, createdTime=Sun Jul 10 19:34:00 CST 2016, time=2016-07-10, status=1, ipAttribution=)]
    2016-10-06 1e10c84am36(暂无匿称)

    文章真心很好,感谢作者

    0

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    2016-09-13 1e10c84am36(暂无匿称)

    好文章,还会关注

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=140962, encodeId=9fd71409625d, content=文章真心很好,感谢作者, beContent=null, objectType=article, channel=null, level=null, likeNumber=53, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzdAIB7UwTkHt6fQkBP8ictliaXtc5gCUmYdAW1sAETC2nhO3q6YjRHkUibyOCtP8ibmXNObTyd63A076/0, createdBy=d4111948983, createdName=1e10c84am36(暂无匿称), createdTime=Thu Oct 06 13:52:23 CST 2016, time=2016-10-06, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=124611, encodeId=d17b12461137, content=好文章,还会关注, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzdAIB7UwTkHt6fQkBP8ictliaXtc5gCUmYdAW1sAETC2nhO3q6YjRHkUibyOCtP8ibmXNObTyd63A076/0, createdBy=d4111948983, createdName=1e10c84am36(暂无匿称), createdTime=Tue Sep 13 10:56:00 CST 2016, time=2016-09-13, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=123884, encodeId=0d4112388440, content=赞了!深度好文,学习了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Mon Sep 12 19:14:00 CST 2016, time=2016-09-12, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=106868, encodeId=8936106868cb, content=深入学习,好文值得点赞!, beContent=null, objectType=article, channel=null, level=null, likeNumber=55, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Mon Aug 29 14:20:00 CST 2016, time=2016-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=95507, encodeId=d9659550e1a, content=了解一下!, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=93f31631454, createdName=1dd8c52fm63(暂无匿称), createdTime=Tue Aug 02 11:20:00 CST 2016, time=2016-08-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=92610, encodeId=dd729261097, content=请勿吸烟,珍爱生命, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=/v1.0.0/img/user_icon.png, createdBy=a37a1710612, createdName=oo902, createdTime=Sun Jul 10 19:34:00 CST 2016, time=2016-07-10, status=1, ipAttribution=)]
    2016-09-12 ylzr123

    赞了!深度好文,学习了。

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=140962, encodeId=9fd71409625d, content=文章真心很好,感谢作者, beContent=null, objectType=article, channel=null, level=null, likeNumber=53, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzdAIB7UwTkHt6fQkBP8ictliaXtc5gCUmYdAW1sAETC2nhO3q6YjRHkUibyOCtP8ibmXNObTyd63A076/0, createdBy=d4111948983, createdName=1e10c84am36(暂无匿称), createdTime=Thu Oct 06 13:52:23 CST 2016, time=2016-10-06, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=124611, encodeId=d17b12461137, content=好文章,还会关注, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzdAIB7UwTkHt6fQkBP8ictliaXtc5gCUmYdAW1sAETC2nhO3q6YjRHkUibyOCtP8ibmXNObTyd63A076/0, createdBy=d4111948983, createdName=1e10c84am36(暂无匿称), createdTime=Tue Sep 13 10:56:00 CST 2016, time=2016-09-13, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=123884, encodeId=0d4112388440, content=赞了!深度好文,学习了。, beContent=null, objectType=article, channel=null, level=null, likeNumber=60, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Mon Sep 12 19:14:00 CST 2016, time=2016-09-12, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=106868, encodeId=8936106868cb, content=深入学习,好文值得点赞!, beContent=null, objectType=article, channel=null, level=null, likeNumber=55, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo7s7ZCKOmmbBTD6nE7gcd5OZpvyGEzkxBP3S275k5ZJVrsPkotZhBglRHM9rKvcj1OgkssqhcnoPw8zIaMZTF8c/0, createdBy=4c441942088, createdName=ylzr123, createdTime=Mon Aug 29 14:20:00 CST 2016, time=2016-08-29, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=95507, encodeId=d9659550e1a, content=了解一下!, beContent=null, objectType=article, channel=null, level=null, likeNumber=74, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=93f31631454, createdName=1dd8c52fm63(暂无匿称), createdTime=Tue Aug 02 11:20:00 CST 2016, time=2016-08-02, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=92610, encodeId=dd729261097, content=请勿吸烟,珍爱生命, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=/v1.0.0/img/user_icon.png, createdBy=a37a1710612, createdName=oo902, createdTime=Sun Jul 10 19:34:00 CST 2016, time=2016-07-10, status=1, ipAttribution=)]
    2016-08-29 ylzr123

    深入学习,好文值得点赞!

    0

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    2016-08-02 1dd8c52fm63(暂无匿称)

    了解一下!

    0

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    2016-07-10 oo902

    请勿吸烟,珍爱生命

    0

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