作者
Patrick Bermudez, Jason P Lerch, Alan C Evans, Robert J Zatorre
发表日期
2009/7/1
期刊
Cerebral cortex
卷号
19
期号
7
页码范围
1583-1596
出版商
Oxford University Press
简介
We used a multimethod approach to investigate the neuroanatomical correlates of musicianship and absolute pitch (AP). Cortical thickness measures, interregional correlations applied to these thicknesses, and voxel-based morphometry (VBM) were applied to the same magnetic resonance imaging data set of 71 musicians (27 with AP) and 64 nonmusicians. Cortical thickness was greater in musicians with peaks in superior temporal and dorsolateral frontal regions. Correlations between 2 seed points, centered on peaks of thickness difference within the right frontal cortex, and all other points across the cortex showed greater specificity of significant correlations among musicians, with fewer and more discrete areas correlating with the frontal seeds, including the superior temporal cortex. VBM of gray matter (GM)–classified voxels yielded a strongly right-lateralized focus of greater GM concentration in …
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