| 摘要 |
PROBLEM TO BE SOLVED: To provide a non-human animal or its descendant over-expressing activin or follistatin in the forebrain useful as a model animal for posttraumatic stress disorder. SOLUTION: The present invention provides a non-human animal or its descendant over-expressing activin or follistatin in the forebrain and artificially controlling on/off of over-expression of activin or follistatin in the forebrain. COPYRIGHT: (C)2008,JPO&INPIT
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