Eur J Nutr:血清甜菜碱与乳腺癌风险负相关

2016-02-22 MedSci MedSci原创

血清甜菜碱与乳腺癌风险呈负相关。

目的

胆碱和甜菜碱是重要的DNA甲基化和合成底物,可能影响肿瘤致癌基因的作用。据我们所知,目前尚没有流行病学研究报告血清胆碱和甜菜碱与乳腺癌风险之间的关系。本研究旨在检验血清胆碱和甜菜碱是否与中国女性罹患乳腺癌的风险呈负相关。

方法

医院病例对照研究招募了510名乳腺癌病例和518例相匹配(年龄和居住地)控制患者,采集500例病例和500例对照组的血液样本。使用高效液相层析化验质谱分析血清胆碱和甜菜碱浓度。使用多元无条件logistic回归估计优势比(ORs)和95%置信区间(CIs)。

结果

乳腺癌风险与血清甜菜碱浓度呈负相关(OR 0.68, 95%CI 0.47–0.97) ,与血清甜菜碱/胆碱比值负相关(OR 0.70,95%CI 0.48-1.00),但与血清胆碱浓度无关联(OR 0.80, 95%CI 0.56–1.15)低叶酸饮食参与者中,血清甜菜碱与乳腺癌风险呈强烈负相关(OR 0.48, 95%CI 0.30–0.77)。

结论

血清甜菜碱与乳腺癌风险呈负相关。这个结果需要进一步的前瞻性研究加以证实。

原始出处:


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    2016-05-08 sjq027
  2. [GetPortalCommentsPageByObjectIdResponse(id=2061514, encodeId=3bb020615141b, content=<a href='/topic/show?id=e6e1e15509f' target=_blank style='color:#2F92EE;'>#癌风险#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=46, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=71550, encryptionId=e6e1e15509f, topicName=癌风险)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=d58a435, createdName=sjq027, createdTime=Sun May 08 23:48:00 CST 2016, time=2016-05-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=105864, encodeId=74331058647c, content=这篇资讯带给我们新知识,启发新思维,不论是科研还是临床工作都有很大的帮助。。。, beContent=null, objectType=article, channel=null, level=null, likeNumber=48, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/jW482SpianMayicTRbRZ5RzUn81b5CF5ibVPib8jWI92iciaxmqGHlwruOnK4SVZykd4iahqo1hicklIibyZoxm55X7EM8BW9eX1h1hQ2/0, createdBy=8aa81937526, createdName=李东泽, createdTime=Sat Aug 27 22:10:00 CST 2016, time=2016-08-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1770247, encodeId=48231e70247f5, content=<a href='/topic/show?id=df9c23e868a' target=_blank style='color:#2F92EE;'>#乳腺癌风险#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=32, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=23786, encryptionId=df9c23e868a, topicName=乳腺癌风险)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=4a9538161180, createdName=gaoxiaoe, createdTime=Tue Mar 08 19:48:00 CST 2016, time=2016-03-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=66657, encodeId=e3b66665eab, content=好好学习, beContent=null, objectType=article, channel=null, level=null, likeNumber=159, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=45101626056, createdName=忠诚向上, createdTime=Tue Mar 01 20:34:00 CST 2016, time=2016-03-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1573217, encodeId=9b4615e3217e7, content=<a href='/topic/show?id=34009226531' target=_blank style='color:#2F92EE;'>#负相关#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=42, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=92265, encryptionId=34009226531, topicName=负相关)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2c2115837741, createdName=hmwwww, createdTime=Wed Feb 24 01:48:00 CST 2016, time=2016-02-24, status=1, ipAttribution=)]
    2016-08-27 李东泽

    这篇资讯带给我们新知识,启发新思维,不论是科研还是临床工作都有很大的帮助。。。

    0

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    2016-03-01 忠诚向上

    好好学习

    0

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    2016-02-24 hmwwww

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 在美国,每年有数十万人过早死亡是和吸烟有关。吸烟目前仍然是最重要的公共卫生问题之一。吸烟影响激素浓度,许多研究已经发现吸烟和乳腺癌发生风险的联系或许与吸烟的时间长短相关。吸烟增加总死亡率,但是吸烟和乳腺癌预后之间的联系尚未建立起来。 研究人员分析了乳腺癌和女性寿命研究的数据,这是一项在威斯康辛、新罕布什尔和马萨诸塞州进行的一项基于人群的前瞻性观测研究,从而评价乳腺癌预后前后的