Baidu
map

J Dent Res:ARHGAP29基因突变导致异常的口腔上皮粘连

2017-08-24 MedSci MedSci原创

非综合征性的唇/腭裂(NSCL/P)是由复杂病因引起的一种流行性出生缺陷。之前的研究发现,ARHGAP29基因突变与NSCL/P发生风险的增加有关。为了检验ARHGAP29在体内的影响,研究者通过向小鼠基因组中插入一个从NSCL/P患者识别到的点突变体,以此构建一个全新的小鼠等位基因。

非综合征性的唇/腭裂(NSCL/P)是由复杂病因引起的一种流行性出生缺陷。之前的研究发现,ARHGAP29基因突变与NSCL/P发生风险的增加有关。为了检验ARHGAP29在体内的影响,研究者通过向小鼠基因组中插入一个从NSCL/P患者识别到的点突变体,以此构建一个全新的小鼠等位基因。研究发现,这个ARHGAP29基因的单核苷酸变异可以翻译一个早期的无义突变(K326X),可能会导致功能缺失(LoF)。研究在不同时间点提取Arhgap29K326X/+小鼠杂交的胚胎。对45组同窝小鼠在胚胎8.5天(e8.5)的分析评估显示,未发现纯合子Arhgap29K326X转基因小鼠的出现。对e13.5和e14.5小鼠头部冠状切面的研究发现,有59%的Arhgap29K326X/+小鼠( n = 37)在发育的口腔结构中展现出不当的上皮连接,而在野生小鼠中却并未发现( n = 10)。除此之外,Arhgap29K326X/+小鼠胚胎表现出明显比例增高的上下颌上皮连接。对表皮和口腔粘连的免疫荧光分析显示,在表皮细胞中存在Arhgap29的表达。虽然这些细胞排列偶尔无序,但存在于粘连的部位,并且p63

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 (3)
#插入话题
  1. [GetPortalCommentsPageByObjectIdResponse(id=237392, encodeId=8fe623e39219, content=继续学习中谢谢, beContent=null, objectType=article, channel=null, level=null, likeNumber=139, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c0a61971598, createdName=往日如昨, createdTime=Sat Aug 26 14:36:03 CST 2017, time=2017-08-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=237391, encodeId=ae3d23e391de, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=108, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c0a61971598, createdName=往日如昨, createdTime=Sat Aug 26 14:35:55 CST 2017, time=2017-08-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=236719, encodeId=ff3e236e19fd, content=学习了.涨知识, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Thu Aug 24 19:03:22 CST 2017, time=2017-08-24, status=1, ipAttribution=)]
    2017-08-26 往日如昨

    继续学习中谢谢

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=237392, encodeId=8fe623e39219, content=继续学习中谢谢, beContent=null, objectType=article, channel=null, level=null, likeNumber=139, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c0a61971598, createdName=往日如昨, createdTime=Sat Aug 26 14:36:03 CST 2017, time=2017-08-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=237391, encodeId=ae3d23e391de, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=108, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c0a61971598, createdName=往日如昨, createdTime=Sat Aug 26 14:35:55 CST 2017, time=2017-08-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=236719, encodeId=ff3e236e19fd, content=学习了.涨知识, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Thu Aug 24 19:03:22 CST 2017, time=2017-08-24, status=1, ipAttribution=)]
    2017-08-26 往日如昨

    学习了谢谢分享

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=237392, encodeId=8fe623e39219, content=继续学习中谢谢, beContent=null, objectType=article, channel=null, level=null, likeNumber=139, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c0a61971598, createdName=往日如昨, createdTime=Sat Aug 26 14:36:03 CST 2017, time=2017-08-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=237391, encodeId=ae3d23e391de, content=学习了谢谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=108, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=c0a61971598, createdName=往日如昨, createdTime=Sat Aug 26 14:35:55 CST 2017, time=2017-08-26, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=236719, encodeId=ff3e236e19fd, content=学习了.涨知识, beContent=null, objectType=article, channel=null, level=null, likeNumber=99, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220115/46bcf39c32de4aa6b45c5f9d66c8ee77/6cb4a20c55bb4b7691122f47747bfca2.jpg, createdBy=9dad1662329, createdName=1ddf0692m34(暂无匿称), createdTime=Thu Aug 24 19:03:22 CST 2017, time=2017-08-24, status=1, ipAttribution=)]
    2017-08-24 1ddf0692m34(暂无匿称)

    学习了.涨知识

    0

Baidu
map
Baidu
map
Baidu
map