维普中文期刊产品整合服务
2篇 您的检索式:作者名="Andreas Marschner"
    题名 作者 年代 出处 被引量
1The effects on release and ecologically relevant properties of dissolved organic carbon in sterilized and biologically active soil samples显示文摘Bernd Marschner Andrea Bredow 2002Soil biology & biochemistry2002,34,:1
2Neural Correlates of Human Associative Learning显示文摘Lesion studies in animals have associated the amygdala mainly with aversive conditioning,both cued and contextual.However,neurophysiological studies indicate that the amygdala has a role in the processing of positive emotions in some kinds of stimulusreward learning.The aim of the current study was to extend these findings to humans.Functional magnetic resonance imaging was applied to investigate the neural basis of aversive and appetitive conditioning.In the first study,aversive electrical shocks were delivered as either cue or context related.The second study integrated appetitive and aversive conditioning using electric shocks as aversive and monetary rewards as appetitive reinforcers.Differential responses in the amygdala were observed during both cue and contextual conditioning,whereas context conditioning additionally recruited the hippocampus.Amygdala activity was higher for reinforced acoustic stimuli.The findings underline the importance of the amygdala in associative learning,irrespective of the stimulus valence and stimulus type.Andreas Marschner Raffael Kalisch Bram Vervliet Debora Vansteenwegen Christian Büchel 2011Tsinghua Science and Technology2011,16,2:0
返回顶部 每页显示:
共1页 首页 上一页 第1页 下一页 末页 /1 跳转

网站首页 | 关于我们 | 联系我们 | 产品服务 | 客服中心 | 广告服务 | 版权声明 | 网站联盟 | 友情链接 | 售卡网点

版权所有© 渝B2-20050021-1 渝公网安备 50019002500403号 违法和不良信息举报中心

互联网出版许可证 新出网证(渝)字10号 全国400电话 - 免长途话费