Hypertension:科学家阐明引发心血管疾病的新机制

2015-05-13 佚名 生物谷

血管硬度增加被认为是引发成年人发生高血压的重要原因,此前对主动脉僵硬的研究主要是研究改变血管壁特性的结构蛋白的改变,而血管壁特性的改变会引发血管变得僵硬;如今发表在国际杂志Hypertension上的一篇研究论文中,来自密苏里大学的研究人员通过研究表示,血管壁内部的平滑肌细胞或许是引发血管僵硬的主要促成因素,而血管僵硬可以引发高血压的发生,研究人员认为本文研究或可帮助开发治疗高血压的新型药物疗法。

血管硬度增加被认为是引发成年人发生高血压的重要原因,此前对主动脉僵硬的研究主要是研究改变血管壁特性的结构蛋白的改变,而血管壁特性的改变会引发血管变得僵硬;如今发表在国际杂志Hypertension上的一篇研究论文中,来自密苏里大学的研究人员通过研究表示,血管壁内部的平滑肌细胞或许是引发血管僵硬的主要促成因素,而血管僵硬可以引发高血压的发生,研究人员认为本文研究或可帮助开发治疗高血压的新型药物疗法。

研究者Gerald Meininger说道,动脉和血管僵硬一般发生于机体老化阶段,而且其和心脏病及中风发病风险的增加直接相关;随着年龄增长,我们机体的主动脉就会变紧而且变得僵硬,主动脉可以扮演机体的减震器来抑制和每次心跳相关的脉冲,一旦主动脉变得僵硬就会引发一系列的问题,比如高血压、心脏血管事件,甚至死亡。

在美国因老化引发的高血压患病风险在老年男性和女性中高达90%以上,而近期研究揭示了引发人类机体动脉僵硬的一些新机制,研究者主要聚焦于研究结构基质蛋白、组成血管外壁的非活性组分,以及位于血管内壁的内皮细胞,随后研究者发现平滑肌细胞的潜在来源或许是血管壁中间的主要组成部分。

这项研究中,研究人员从年轻和老化的高血压大鼠模型机体中分离出了主动脉细胞,随后利用原子力显微技术结合一种可以同单一细胞分子相互作用小型探针进行联合研究,测定了探针刺入样本的压力以及揭示了探针如何吸附于平滑肌细胞;研究者发现,高血压可以增加血管平滑肌细胞的僵硬度以及粘稠度,而这些改变同时也会随着机体老化而增强。

揭示平滑肌细胞是动脉僵硬的主要促成因子对于帮助开发潜在可预防的药物来应对心血管疾病或逆转疾病表现非常关键。后期研究者将寻求政府的自主来进行一些预防性药物的开发,研究者希望通过更多的深入研究早日进入临床试验阶段,为开发预防和治疗高血压等心血管疾病的新型疗法带来帮助和希望。

原始出处:

Nancy L. Sehgel, Zhe Sun, Zhongkui Hong, William C. Hunter, Michael A. Hill, Dorothy E. Vatner, Stephen F. Vatner, Gerald A. Meininger.Augmented Vascular Smooth Muscle Cell Stiffness and Adhesion When Hypertension Is Superimposed on Aging.Hypertension, May 2015.doi: 10.1161/HYPERTENSIONAHA.114.04456

版权声明:
本网站所有内容来源注明为“梅斯医学”或“MedSci原创”的文字、图片和音视频资料,版权均属于梅斯医学所有。非经授权,任何媒体、网站或个人不得转载,授权转载时须注明来源为“梅斯医学”。其它来源的文章系转载文章,或“梅斯号”自媒体发布的文章,仅系出于传递更多信息之目的,本站仅负责审核内容合规,其内容不代表本站立场,本站不负责内容的准确性和版权。如果存在侵权、或不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
在此留言
评论区 (6)
#插入话题
  1. [GetPortalCommentsPageByObjectIdResponse(id=2038508, encodeId=5a1220385082e, content=<a href='/topic/show?id=b45d1e274e8' target=_blank style='color:#2F92EE;'>#TENS#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=17274, encryptionId=b45d1e274e8, topicName=TENS)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3b172500206, createdName=12498ebem19暂无昵称, createdTime=Sun Mar 27 15:58:00 CST 2016, time=2016-03-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1725837, encodeId=f8a81e25837c5, content=<a href='/topic/show?id=986913980dd' target=_blank style='color:#2F92EE;'>#PE#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13980, encryptionId=986913980dd, topicName=PE)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f06c33759375, createdName=feather89, createdTime=Sat Aug 08 05:58:00 CST 2015, time=2015-08-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1497884, encodeId=bfd8149e88467, content=<a href='/topic/show?id=bb6f89e145a' target=_blank style='color:#2F92EE;'>#血管疾病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=89714, encryptionId=bb6f89e145a, topicName=血管疾病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ccb99370406, createdName=andy2090, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1501056, encodeId=5d5015010568f, content=<a href='/topic/show?id=f2db9238f9' target=_blank style='color:#2F92EE;'>#Hypertension#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=9238, encryptionId=f2db9238f9, topicName=Hypertension)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=11ff9497046, createdName=jambiya, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23552, encodeId=2c4623552de, content=国外研究的真细致, beContent=null, objectType=article, channel=null, level=null, likeNumber=107, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=hbwang006, createdTime=Thu May 14 23:14:00 CST 2015, time=2015-05-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23324, encodeId=78742332470, content=看看, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Wed May 13 20:16:00 CST 2015, time=2015-05-13, status=1, ipAttribution=)]
  2. [GetPortalCommentsPageByObjectIdResponse(id=2038508, encodeId=5a1220385082e, content=<a href='/topic/show?id=b45d1e274e8' target=_blank style='color:#2F92EE;'>#TENS#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=17274, encryptionId=b45d1e274e8, topicName=TENS)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3b172500206, createdName=12498ebem19暂无昵称, createdTime=Sun Mar 27 15:58:00 CST 2016, time=2016-03-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1725837, encodeId=f8a81e25837c5, content=<a href='/topic/show?id=986913980dd' target=_blank style='color:#2F92EE;'>#PE#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13980, encryptionId=986913980dd, topicName=PE)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f06c33759375, createdName=feather89, createdTime=Sat Aug 08 05:58:00 CST 2015, time=2015-08-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1497884, encodeId=bfd8149e88467, content=<a href='/topic/show?id=bb6f89e145a' target=_blank style='color:#2F92EE;'>#血管疾病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=89714, encryptionId=bb6f89e145a, topicName=血管疾病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ccb99370406, createdName=andy2090, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1501056, encodeId=5d5015010568f, content=<a href='/topic/show?id=f2db9238f9' target=_blank style='color:#2F92EE;'>#Hypertension#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=9238, encryptionId=f2db9238f9, topicName=Hypertension)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=11ff9497046, createdName=jambiya, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23552, encodeId=2c4623552de, content=国外研究的真细致, beContent=null, objectType=article, channel=null, level=null, likeNumber=107, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=hbwang006, createdTime=Thu May 14 23:14:00 CST 2015, time=2015-05-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23324, encodeId=78742332470, content=看看, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Wed May 13 20:16:00 CST 2015, time=2015-05-13, status=1, ipAttribution=)]
    2015-08-08 feather89
  3. [GetPortalCommentsPageByObjectIdResponse(id=2038508, encodeId=5a1220385082e, content=<a href='/topic/show?id=b45d1e274e8' target=_blank style='color:#2F92EE;'>#TENS#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=17274, encryptionId=b45d1e274e8, topicName=TENS)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3b172500206, createdName=12498ebem19暂无昵称, createdTime=Sun Mar 27 15:58:00 CST 2016, time=2016-03-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1725837, encodeId=f8a81e25837c5, content=<a href='/topic/show?id=986913980dd' target=_blank style='color:#2F92EE;'>#PE#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13980, encryptionId=986913980dd, topicName=PE)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f06c33759375, createdName=feather89, createdTime=Sat Aug 08 05:58:00 CST 2015, time=2015-08-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1497884, encodeId=bfd8149e88467, content=<a href='/topic/show?id=bb6f89e145a' target=_blank style='color:#2F92EE;'>#血管疾病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=89714, encryptionId=bb6f89e145a, topicName=血管疾病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ccb99370406, createdName=andy2090, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1501056, encodeId=5d5015010568f, content=<a href='/topic/show?id=f2db9238f9' target=_blank style='color:#2F92EE;'>#Hypertension#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=9238, encryptionId=f2db9238f9, topicName=Hypertension)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=11ff9497046, createdName=jambiya, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23552, encodeId=2c4623552de, content=国外研究的真细致, beContent=null, objectType=article, channel=null, level=null, likeNumber=107, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=hbwang006, createdTime=Thu May 14 23:14:00 CST 2015, time=2015-05-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23324, encodeId=78742332470, content=看看, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Wed May 13 20:16:00 CST 2015, time=2015-05-13, status=1, ipAttribution=)]
  4. [GetPortalCommentsPageByObjectIdResponse(id=2038508, encodeId=5a1220385082e, content=<a href='/topic/show?id=b45d1e274e8' target=_blank style='color:#2F92EE;'>#TENS#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=17274, encryptionId=b45d1e274e8, topicName=TENS)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3b172500206, createdName=12498ebem19暂无昵称, createdTime=Sun Mar 27 15:58:00 CST 2016, time=2016-03-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1725837, encodeId=f8a81e25837c5, content=<a href='/topic/show?id=986913980dd' target=_blank style='color:#2F92EE;'>#PE#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13980, encryptionId=986913980dd, topicName=PE)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f06c33759375, createdName=feather89, createdTime=Sat Aug 08 05:58:00 CST 2015, time=2015-08-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1497884, encodeId=bfd8149e88467, content=<a href='/topic/show?id=bb6f89e145a' target=_blank style='color:#2F92EE;'>#血管疾病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=89714, encryptionId=bb6f89e145a, topicName=血管疾病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ccb99370406, createdName=andy2090, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1501056, encodeId=5d5015010568f, content=<a href='/topic/show?id=f2db9238f9' target=_blank style='color:#2F92EE;'>#Hypertension#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=9238, encryptionId=f2db9238f9, topicName=Hypertension)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=11ff9497046, createdName=jambiya, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23552, encodeId=2c4623552de, content=国外研究的真细致, beContent=null, objectType=article, channel=null, level=null, likeNumber=107, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=hbwang006, createdTime=Thu May 14 23:14:00 CST 2015, time=2015-05-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23324, encodeId=78742332470, content=看看, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Wed May 13 20:16:00 CST 2015, time=2015-05-13, status=1, ipAttribution=)]
  5. [GetPortalCommentsPageByObjectIdResponse(id=2038508, encodeId=5a1220385082e, content=<a href='/topic/show?id=b45d1e274e8' target=_blank style='color:#2F92EE;'>#TENS#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=17274, encryptionId=b45d1e274e8, topicName=TENS)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3b172500206, createdName=12498ebem19暂无昵称, createdTime=Sun Mar 27 15:58:00 CST 2016, time=2016-03-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1725837, encodeId=f8a81e25837c5, content=<a href='/topic/show?id=986913980dd' target=_blank style='color:#2F92EE;'>#PE#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13980, encryptionId=986913980dd, topicName=PE)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f06c33759375, createdName=feather89, createdTime=Sat Aug 08 05:58:00 CST 2015, time=2015-08-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1497884, encodeId=bfd8149e88467, content=<a href='/topic/show?id=bb6f89e145a' target=_blank style='color:#2F92EE;'>#血管疾病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=89714, encryptionId=bb6f89e145a, topicName=血管疾病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ccb99370406, createdName=andy2090, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1501056, encodeId=5d5015010568f, content=<a href='/topic/show?id=f2db9238f9' target=_blank style='color:#2F92EE;'>#Hypertension#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=9238, encryptionId=f2db9238f9, topicName=Hypertension)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=11ff9497046, createdName=jambiya, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23552, encodeId=2c4623552de, content=国外研究的真细致, beContent=null, objectType=article, channel=null, level=null, likeNumber=107, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=hbwang006, createdTime=Thu May 14 23:14:00 CST 2015, time=2015-05-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23324, encodeId=78742332470, content=看看, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Wed May 13 20:16:00 CST 2015, time=2015-05-13, status=1, ipAttribution=)]
    2015-05-14 hbwang006

    国外研究的真细致

    0

  6. [GetPortalCommentsPageByObjectIdResponse(id=2038508, encodeId=5a1220385082e, content=<a href='/topic/show?id=b45d1e274e8' target=_blank style='color:#2F92EE;'>#TENS#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=17274, encryptionId=b45d1e274e8, topicName=TENS)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=3b172500206, createdName=12498ebem19暂无昵称, createdTime=Sun Mar 27 15:58:00 CST 2016, time=2016-03-27, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1725837, encodeId=f8a81e25837c5, content=<a href='/topic/show?id=986913980dd' target=_blank style='color:#2F92EE;'>#PE#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=25, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=13980, encryptionId=986913980dd, topicName=PE)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f06c33759375, createdName=feather89, createdTime=Sat Aug 08 05:58:00 CST 2015, time=2015-08-08, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1497884, encodeId=bfd8149e88467, content=<a href='/topic/show?id=bb6f89e145a' target=_blank style='color:#2F92EE;'>#血管疾病#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=21, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=89714, encryptionId=bb6f89e145a, topicName=血管疾病)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ccb99370406, createdName=andy2090, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1501056, encodeId=5d5015010568f, content=<a href='/topic/show?id=f2db9238f9' target=_blank style='color:#2F92EE;'>#Hypertension#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=23, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=9238, encryptionId=f2db9238f9, topicName=Hypertension)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=11ff9497046, createdName=jambiya, createdTime=Fri May 15 01:58:00 CST 2015, time=2015-05-15, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23552, encodeId=2c4623552de, content=国外研究的真细致, beContent=null, objectType=article, channel=null, level=null, likeNumber=107, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=f0620, createdName=hbwang006, createdTime=Thu May 14 23:14:00 CST 2015, time=2015-05-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=23324, encodeId=78742332470, content=看看, beContent=null, objectType=article, channel=null, level=null, likeNumber=56, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ee0d1618732, createdName=huaxipanxing, createdTime=Wed May 13 20:16:00 CST 2015, time=2015-05-13, status=1, ipAttribution=)]
    2015-05-13 huaxipanxing

    看看

    0

相关资讯

Int J Cardiol:妊娠期肝内胆汁瘀积症使女性心血管疾病风险增加

胆汁酸可以通过改变心肌细胞收缩性从而诱发心律失常,而妊娠期肝内胆汁瘀积症(ICP)的诊断标准便是孕妇总胆酸含量的增高。Kirbas O等人进行了一项病例对照试验,通过对比ICP、非ICP孕妇简单标准心电图(ECG)测量的QT间期离散度,评估ICP与心室复极化间究竟有无关系。该研究共纳入75名ICP孕妇和35名健康、没有妊娠期并发症的孕妇(对照)。通过Hodges公式对研究对象的心率进行校正。记录心

Lancet:心血管疾病风险预测新方程发现中国高危人口比例**

针对关于疾病风险的心血管疾病的危险因素的治疗需要依赖于有效的风险预测方程。因此在2015年3月27日The Lancet杂志上在线发表的一篇新论文中,研究人员试图在示例国家开发并应用一种新的心血管疾病(包括了冠心病与中风)的风险预估方程,期待该方程可以通过适当校准和更新便能应用于多个国家。 研究人员从8项前瞻性群组研究中收集数据,预估该风险方程的比例风险回归系数。该风险预估方程中包括了吸烟、

BMJ:高龄人群戒烟有利心血管健康

早在1964年,美国公共卫生部首先报道了吸烟的一系列健康结果,其中就包括了男性吸烟者有着更高的冠心病死亡率,但相关的证据并不充分。50年来,许多前瞻性群体研究表明吸烟和心血管疾病死亡率有着因果关系。过去几十年中发达国家的烟草消费率和心血管疾病死亡率都下降了,但是心血管疾病仍然是主要的致死因素。心血管疾病发病率随着年龄升高,大多数发生在老年人身上。考虑到现在的人口学趋势,通过风险因素管理预防老年

Circulation:ST段抬高心梗年轻病人中的性别差异

为了将健康的结果最大化,对ST段抬高的心肌梗死病人进行早期再灌注治疗是很必须的。在过去的数十年中,许多研究已经记录了ST段抬高心肌梗死病人再灌注治疗的性别差异。女性患者更有可能在治疗过程中遭遇拖延病人无法接受到合适的治疗。但是,这些拖延对于年轻女性(小于55岁)的程度和影响仍知之甚少,这部分是因为女性中这种疾病发病率较低以及研究的有限的代表性。 耶鲁大学的研究人员调查了再灌注治疗的比例和类型的性

在线课堂:China PEACE研究解读 教你如何打动Lancet

China PEACE 研究由国家卫生计生委的“卫生公益性行业科研专项”支持,在2012年启动,主要为全面反映我国城乡和地域间冠心病救治的实际状况,以期为适合国情的疾病防 治政策方针、行业诊疗指南和临床路径等的科学制定提供可靠、客观的数据 Lancet:中国急性心梗患者剧增,救治质量改善不明显(China PEACE 研究) 研究显示,2001~2011 十年间,全部急性心梗患