Gut:钙摄入、钙敏感受体与肠道肿瘤

2017-09-03 zhangfan MedSci原创

研究发现了钙摄取与结肠癌之间的关系,明确了钙敏感受体在钙抗肠道肿瘤作用中的作用

尽管有证据表明钙摄入量与结直肠癌风险呈负相关,但其机制仍不清楚。钙敏感受体(CASR)在正常结肠上皮细胞表达丰富,可能与癌变相关。近日研究人员考察了钙敏感受体与结肠癌之间的关系

研究人员对779例结肠癌患者进行肿瘤CASR蛋白表达分析,采用Cox比例风险回归分析评估CASR状态、钙摄入量与结直肠腺癌亚型之间的关系。

研究发现,钙摄取总量与与结直肠癌风险呈负相关(≥1200vs <600mg/天,HR=0.75,95% CI 0.60-0.95,p=0.01)。研究发现,对于CASR阳性相关肿瘤,钙摄取增加可降低肿瘤风险(p=0.003, HR=0.67, 95%,CI 0.51- 0.86),但对于CASR阴性相关肿瘤,效果则不显著(p=0.67,HR=1.15, 95%,CI 0.75-1.78; CASR亚型特异性=0.06)。这种CASR亚型特异性与性别、肿瘤部位和钙来源不相关。

研究发现了钙摄取与结肠癌之间的关系,明确了钙敏感受体在钙抗肠道肿瘤作用中的作用。

原始出处:


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  2. [GetPortalCommentsPageByObjectIdResponse(id=1756433, encodeId=dcbe1e564333d, content=<a href='/topic/show?id=ade081e29da' target=_blank style='color:#2F92EE;'>#肠道肿瘤#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=81729, encryptionId=ade081e29da, topicName=肠道肿瘤)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=51bd37139333, createdName=chshh89, createdTime=Tue May 01 10:28:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240639, encodeId=436624063954, content=钙敏感受体作用岂止于此, beContent=null, objectType=article, channel=null, level=null, likeNumber=2, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8df42027719, createdName=小小瑞, createdTime=Tue Sep 05 07:28:17 CST 2017, time=2017-09-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240208, encodeId=adb5240208a6, content=学习了受益匪浅, beContent=null, objectType=article, channel=null, level=null, likeNumber=61, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=00501987275, createdName=130****4638, createdTime=Mon Sep 04 06:17:56 CST 2017, time=2017-09-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240164, encodeId=fe1a24016458, content=学习了.谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=52, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=550d2008262, createdName=luominglian113, createdTime=Sun Sep 03 23:37:02 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240061, encodeId=f77624006189, content=尽管有证据表明钙摄入量与结直肠癌风险呈负相关.但其机制仍不清楚.钙敏感受体(CASR)在正常结肠上皮细胞表达丰富.可能与癌变相关.近日研究人员考察了钙敏感受体与结肠癌之间的关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3wrgsNyr5lh6N2MY5xSnbvo4g5sRlc3MZoDdWpMeSdozUCPNhA96wndwQe3X5Z5oYMNxVUdOib63nw/0, createdBy=d8d11998754, createdName=Julie W, createdTime=Sun Sep 03 16:29:01 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240048, encodeId=b3232400487a, content=谢谢分享. , 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/jW482SpianMayicTRbRZ5RzfPkmqRTH5rHib5mcib8Wb3QdXjhfOK1UubQL2lictjJFdFJ6Lc3cnnCOSWqxXZ4Kk6y5GdzDoy764R/0, createdBy=156e1644785, createdName=doctorJiangchao, createdTime=Sun Sep 03 15:10:22 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240044, encodeId=fd9024004477, content=钙与结肠肿瘤关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=24, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=60791943465, createdName=1e0f8808m18(暂无匿称), createdTime=Sun Sep 03 14:32:19 CST 2017, time=2017-09-03, status=1, ipAttribution=)]
    2017-09-05 小小瑞

    钙敏感受体作用岂止于此

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1756433, encodeId=dcbe1e564333d, content=<a href='/topic/show?id=ade081e29da' target=_blank style='color:#2F92EE;'>#肠道肿瘤#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=81729, encryptionId=ade081e29da, topicName=肠道肿瘤)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=51bd37139333, createdName=chshh89, createdTime=Tue May 01 10:28:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240639, encodeId=436624063954, content=钙敏感受体作用岂止于此, beContent=null, objectType=article, channel=null, level=null, likeNumber=2, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8df42027719, createdName=小小瑞, createdTime=Tue Sep 05 07:28:17 CST 2017, time=2017-09-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240208, encodeId=adb5240208a6, content=学习了受益匪浅, beContent=null, objectType=article, channel=null, level=null, likeNumber=61, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=00501987275, createdName=130****4638, createdTime=Mon Sep 04 06:17:56 CST 2017, time=2017-09-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240164, encodeId=fe1a24016458, content=学习了.谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=52, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=550d2008262, createdName=luominglian113, createdTime=Sun Sep 03 23:37:02 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240061, encodeId=f77624006189, content=尽管有证据表明钙摄入量与结直肠癌风险呈负相关.但其机制仍不清楚.钙敏感受体(CASR)在正常结肠上皮细胞表达丰富.可能与癌变相关.近日研究人员考察了钙敏感受体与结肠癌之间的关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3wrgsNyr5lh6N2MY5xSnbvo4g5sRlc3MZoDdWpMeSdozUCPNhA96wndwQe3X5Z5oYMNxVUdOib63nw/0, createdBy=d8d11998754, createdName=Julie W, createdTime=Sun Sep 03 16:29:01 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240048, encodeId=b3232400487a, content=谢谢分享. , 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/jW482SpianMayicTRbRZ5RzfPkmqRTH5rHib5mcib8Wb3QdXjhfOK1UubQL2lictjJFdFJ6Lc3cnnCOSWqxXZ4Kk6y5GdzDoy764R/0, createdBy=156e1644785, createdName=doctorJiangchao, createdTime=Sun Sep 03 15:10:22 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240044, encodeId=fd9024004477, content=钙与结肠肿瘤关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=24, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=60791943465, createdName=1e0f8808m18(暂无匿称), createdTime=Sun Sep 03 14:32:19 CST 2017, time=2017-09-03, status=1, ipAttribution=)]
    2017-09-04 130****4638

    学习了受益匪浅

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1756433, encodeId=dcbe1e564333d, content=<a href='/topic/show?id=ade081e29da' target=_blank style='color:#2F92EE;'>#肠道肿瘤#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=81729, encryptionId=ade081e29da, topicName=肠道肿瘤)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=51bd37139333, createdName=chshh89, createdTime=Tue May 01 10:28:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240639, encodeId=436624063954, content=钙敏感受体作用岂止于此, beContent=null, objectType=article, channel=null, level=null, likeNumber=2, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8df42027719, createdName=小小瑞, createdTime=Tue Sep 05 07:28:17 CST 2017, time=2017-09-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240208, encodeId=adb5240208a6, content=学习了受益匪浅, beContent=null, objectType=article, channel=null, level=null, likeNumber=61, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=00501987275, createdName=130****4638, createdTime=Mon Sep 04 06:17:56 CST 2017, time=2017-09-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240164, encodeId=fe1a24016458, content=学习了.谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=52, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=550d2008262, createdName=luominglian113, createdTime=Sun Sep 03 23:37:02 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240061, encodeId=f77624006189, content=尽管有证据表明钙摄入量与结直肠癌风险呈负相关.但其机制仍不清楚.钙敏感受体(CASR)在正常结肠上皮细胞表达丰富.可能与癌变相关.近日研究人员考察了钙敏感受体与结肠癌之间的关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3wrgsNyr5lh6N2MY5xSnbvo4g5sRlc3MZoDdWpMeSdozUCPNhA96wndwQe3X5Z5oYMNxVUdOib63nw/0, createdBy=d8d11998754, createdName=Julie W, createdTime=Sun Sep 03 16:29:01 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240048, encodeId=b3232400487a, content=谢谢分享. , 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/jW482SpianMayicTRbRZ5RzfPkmqRTH5rHib5mcib8Wb3QdXjhfOK1UubQL2lictjJFdFJ6Lc3cnnCOSWqxXZ4Kk6y5GdzDoy764R/0, createdBy=156e1644785, createdName=doctorJiangchao, createdTime=Sun Sep 03 15:10:22 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240044, encodeId=fd9024004477, content=钙与结肠肿瘤关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=24, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=60791943465, createdName=1e0f8808m18(暂无匿称), createdTime=Sun Sep 03 14:32:19 CST 2017, time=2017-09-03, status=1, ipAttribution=)]
    2017-09-03 luominglian113

    学习了.谢谢分享

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=1756433, encodeId=dcbe1e564333d, content=<a href='/topic/show?id=ade081e29da' target=_blank style='color:#2F92EE;'>#肠道肿瘤#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=45, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=81729, encryptionId=ade081e29da, topicName=肠道肿瘤)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=51bd37139333, createdName=chshh89, createdTime=Tue May 01 10:28:00 CST 2018, time=2018-05-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240639, encodeId=436624063954, content=钙敏感受体作用岂止于此, beContent=null, objectType=article, channel=null, level=null, likeNumber=2, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=8df42027719, createdName=小小瑞, createdTime=Tue Sep 05 07:28:17 CST 2017, time=2017-09-05, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240208, encodeId=adb5240208a6, content=学习了受益匪浅, beContent=null, objectType=article, channel=null, level=null, likeNumber=61, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=00501987275, createdName=130****4638, createdTime=Mon Sep 04 06:17:56 CST 2017, time=2017-09-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240164, encodeId=fe1a24016458, content=学习了.谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=52, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=550d2008262, createdName=luominglian113, createdTime=Sun Sep 03 23:37:02 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240061, encodeId=f77624006189, content=尽管有证据表明钙摄入量与结直肠癌风险呈负相关.但其机制仍不清楚.钙敏感受体(CASR)在正常结肠上皮细胞表达丰富.可能与癌变相关.近日研究人员考察了钙敏感受体与结肠癌之间的关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/mONcle9pic3wrgsNyr5lh6N2MY5xSnbvo4g5sRlc3MZoDdWpMeSdozUCPNhA96wndwQe3X5Z5oYMNxVUdOib63nw/0, createdBy=d8d11998754, createdName=Julie W, createdTime=Sun Sep 03 16:29:01 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240048, encodeId=b3232400487a, content=谢谢分享. , 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/jW482SpianMayicTRbRZ5RzfPkmqRTH5rHib5mcib8Wb3QdXjhfOK1UubQL2lictjJFdFJ6Lc3cnnCOSWqxXZ4Kk6y5GdzDoy764R/0, createdBy=156e1644785, createdName=doctorJiangchao, createdTime=Sun Sep 03 15:10:22 CST 2017, time=2017-09-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=240044, encodeId=fd9024004477, content=钙与结肠肿瘤关系, beContent=null, objectType=article, channel=null, level=null, likeNumber=24, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=60791943465, createdName=1e0f8808m18(暂无匿称), createdTime=Sun Sep 03 14:32:19 CST 2017, time=2017-09-03, status=1, ipAttribution=)]
    2017-09-03 Julie W

    尽管有证据表明钙摄入量与结直肠癌风险呈负相关.但其机制仍不清楚.钙敏感受体(CASR)在正常结肠上皮细胞表达丰富.可能与癌变相关.近日研究人员考察了钙敏感受体与结肠癌之间的关系

    0

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    2017-09-03 doctorJiangchao

    谢谢分享.

    0

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    2017-09-03 1e0f8808m18(暂无匿称)

    钙与结肠肿瘤关系

    0

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