○Cheng-Ting Wang¹, Ke-Hsin Chen¹, Yu-Ten Ju², Chun-I Yeh^1,3,4 (1. Dept Psy, Univ of National Taiwan, Taipei, Taiwan, 2. Dept Anim Sci and Tech, Univ of National Taiwan, Taipei, Taiwan, 3. Neurobiol and Cogn Sci Ctr, Univ of National Taiwan, Taipei, Taiwan, 4. Grad Inst of Brain and Mind Sci, Coll of Med, Univ of Naional Taiwan, Taipei, Taiwan)