Baidu
map

Nature:丘脑对功能性皮质连接的控制

2017-05-09 zhangfan MedSci原创

研究揭示了神经科学中的未知领域:丘脑对功能性皮质连接的控制,这个功能与分类信息的传递不相关,表明丘脑具有更为广泛的作用

虽然丘脑和皮层之间的相互作用是认知功能的关键,但丘脑对这种相互作用的确切贡献仍不清楚。研究表明,整个丘脑存在多种连接模式,但是这种多样性的连接是如何实现丘脑与皮质间的信息转化的呢?

研究人员通过对小鼠前额叶皮层注意力功能研究发现,丘脑背维持着这些信息表象但不传递分类信息,特别是丘脑背中部放大了局部前额皮质的连通性,确保特定的神经兴奋的出现与维持。在这一基础上,广泛增强的前额皮质兴奋降低了小鼠的特异性行为表现。

研究揭示了神经科学中的未知领域:丘脑对功能性皮质连接的控制,这个功能与分类信息的传递不相关,表明丘脑具有更为广泛的作用。

原始出处:


本文系梅斯医学(MedSci)原创编译整理,转载需授权!

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 (5)
#插入话题
  1. [GetPortalCommentsPageByObjectIdResponse(id=1915424, encodeId=1a68191542433, content=<a href='/topic/show?id=22a1328e7e5' target=_blank style='color:#2F92EE;'>#功能性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=32877, encryptionId=22a1328e7e5, topicName=功能性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=570f404, createdName=xlxchina, createdTime=Fri Aug 18 01:34:00 CST 2017, time=2017-08-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1882011, encodeId=58d418820113a, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2e6f107, createdName=liye789132251, createdTime=Wed Feb 14 08:34:00 CST 2018, time=2018-02-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1558286, encodeId=83dd1558286b3, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1564295, encodeId=0b7815642958e, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=196094, encodeId=aa001960949f, content=学习并分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=68, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://cdnapi.center.medsci.cn/medsci/head/2017/09/21/39b6a0099eb602e8ac1f7e10d5d440a9.jpg, createdBy=dee01724555, createdName=杨利洪, createdTime=Wed May 10 07:23:39 CST 2017, time=2017-05-10, status=1, ipAttribution=)]
  2. [GetPortalCommentsPageByObjectIdResponse(id=1915424, encodeId=1a68191542433, content=<a href='/topic/show?id=22a1328e7e5' target=_blank style='color:#2F92EE;'>#功能性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=32877, encryptionId=22a1328e7e5, topicName=功能性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=570f404, createdName=xlxchina, createdTime=Fri Aug 18 01:34:00 CST 2017, time=2017-08-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1882011, encodeId=58d418820113a, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2e6f107, createdName=liye789132251, createdTime=Wed Feb 14 08:34:00 CST 2018, time=2018-02-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1558286, encodeId=83dd1558286b3, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1564295, encodeId=0b7815642958e, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=196094, encodeId=aa001960949f, content=学习并分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=68, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://cdnapi.center.medsci.cn/medsci/head/2017/09/21/39b6a0099eb602e8ac1f7e10d5d440a9.jpg, createdBy=dee01724555, createdName=杨利洪, createdTime=Wed May 10 07:23:39 CST 2017, time=2017-05-10, status=1, ipAttribution=)]
    2018-02-14 liye789132251
  3. [GetPortalCommentsPageByObjectIdResponse(id=1915424, encodeId=1a68191542433, content=<a href='/topic/show?id=22a1328e7e5' target=_blank style='color:#2F92EE;'>#功能性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=32877, encryptionId=22a1328e7e5, topicName=功能性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=570f404, createdName=xlxchina, createdTime=Fri Aug 18 01:34:00 CST 2017, time=2017-08-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1882011, encodeId=58d418820113a, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2e6f107, createdName=liye789132251, createdTime=Wed Feb 14 08:34:00 CST 2018, time=2018-02-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1558286, encodeId=83dd1558286b3, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1564295, encodeId=0b7815642958e, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=196094, encodeId=aa001960949f, content=学习并分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=68, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://cdnapi.center.medsci.cn/medsci/head/2017/09/21/39b6a0099eb602e8ac1f7e10d5d440a9.jpg, createdBy=dee01724555, createdName=杨利洪, createdTime=Wed May 10 07:23:39 CST 2017, time=2017-05-10, status=1, ipAttribution=)]
    2017-05-11 xlwang2696
  4. [GetPortalCommentsPageByObjectIdResponse(id=1915424, encodeId=1a68191542433, content=<a href='/topic/show?id=22a1328e7e5' target=_blank style='color:#2F92EE;'>#功能性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=32877, encryptionId=22a1328e7e5, topicName=功能性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=570f404, createdName=xlxchina, createdTime=Fri Aug 18 01:34:00 CST 2017, time=2017-08-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1882011, encodeId=58d418820113a, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2e6f107, createdName=liye789132251, createdTime=Wed Feb 14 08:34:00 CST 2018, time=2018-02-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1558286, encodeId=83dd1558286b3, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1564295, encodeId=0b7815642958e, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=196094, encodeId=aa001960949f, content=学习并分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=68, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://cdnapi.center.medsci.cn/medsci/head/2017/09/21/39b6a0099eb602e8ac1f7e10d5d440a9.jpg, createdBy=dee01724555, createdName=杨利洪, createdTime=Wed May 10 07:23:39 CST 2017, time=2017-05-10, status=1, ipAttribution=)]
    2017-05-11 xlwang2696
  5. [GetPortalCommentsPageByObjectIdResponse(id=1915424, encodeId=1a68191542433, content=<a href='/topic/show?id=22a1328e7e5' target=_blank style='color:#2F92EE;'>#功能性#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=32877, encryptionId=22a1328e7e5, topicName=功能性)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=570f404, createdName=xlxchina, createdTime=Fri Aug 18 01:34:00 CST 2017, time=2017-08-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1882011, encodeId=58d418820113a, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=50, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=2e6f107, createdName=liye789132251, createdTime=Wed Feb 14 08:34:00 CST 2018, time=2018-02-14, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1558286, encodeId=83dd1558286b3, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=70, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1564295, encodeId=0b7815642958e, content=<a href='/topic/show?id=c8a7208e8a8' target=_blank style='color:#2F92EE;'>#丘脑#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=54, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=20878, encryptionId=c8a7208e8a8, topicName=丘脑)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=fb8814960000, createdName=xlwang2696, createdTime=Thu May 11 05:34:00 CST 2017, time=2017-05-11, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=196094, encodeId=aa001960949f, content=学习并分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=68, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://cdnapi.center.medsci.cn/medsci/head/2017/09/21/39b6a0099eb602e8ac1f7e10d5d440a9.jpg, createdBy=dee01724555, createdName=杨利洪, createdTime=Wed May 10 07:23:39 CST 2017, time=2017-05-10, status=1, ipAttribution=)]
    2017-05-10 杨利洪

    学习并分享

    0

相关资讯

实用:临床上常见脑出血部位快速辨识

脑出血是急诊病人的常见就诊原因,向家属第一时间交代病情的危重会给你减少很多麻烦。至少不要等着CT报告出来前被家属纠缠。熟知一下那些致命的过程,关键时刻会挽救病人,更会保护好你自己。 1.壳核—内囊出血 统称基底节区出血。典型内囊出血呈凝视病灶,出现偏瘫、偏身感觉障碍及偏盲的“三偏”症状,出血急性期患侧肢体呈弛缓性,反射(包括病理反射)引不出;数天至数周后呈中枢性偏瘫,位于优势半球侧可以出现失语

建立三维空间神经活动编码方法

日前,中科院苏州医工所王守岩研究组以神经病理性疼痛患者为研究对象,利用独特的深部脑刺激植入研究手段,从人脑感觉丘脑和室周灰质区/导水管周围灰质区(PVG/PAG)记录场电位信号,发现丘脑和PVG/PAG脑区中存在多个与疼痛缓解相关的神经波动。相关成果发布于《神经科学方法论杂志》。 痛觉既是机体的一种保护机制,亦是困扰很多人的一种病患,而且人们对大脑痛觉产生和消失的机制仍然不清

Baidu
map
Baidu
map
Baidu
map