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사상관련전위 P300 요소를 이용한 알츠하이머형 치매의 탐지와 분석
박은혜 ( E. H. Park ),이영혁 ( Y. H. Lee ),임재환 ( J. W. Im ),김종우 ( J. W. Kim ),황의완 ( W. W. H ),김현택 ( H. T. Kim ) 한국감성과학회 2002 추계학술대회 Vol.2002 No.-
This study is to develop the Alzheimers disease (AD) detection and analysis system using event-related potential (ERP) of AD patients. We recorded ERP in an auditory oddball paradigm in mild AD (n=25), severe AD (n=12), age-matched normal aged controls (n=17), and young controls (n=7). The amplitude and latency of target P300 components were compared among 4 groups. The relationship between P300 measures and neuro psychological test (K-DRS) scores were evaluated by correlations. The latency of P300 was prolonged in AD and the effects were correlated with the severity of dementia. The P300 amplitude was not affected significantly in AD. Theres no difference between normal aged group and young group. These results suggest that the P300 component is specifically affected by Alzheimer type dementia.
생약복합제제의 약효연구 (제15보) : 사물안신탕이 중추신경계 및 적출장관에 미치는 영향
홍남두(N. D. Hong),이경섭(K. S. Lee),황의완(W. W. Wang),김남재(N. J. Kim) 한국생약학회 1983 생약학회지 Vol.14 No.4
Although the Samulanshin-Tang has been widely used in clinical purposes in the oriental medicine, its clinical efficacy is only documented for the case of palpitation in the Oriental medical reference. The present experiments were undertaken to investigate the clinical efficacy of Samulanshin-Tang comparing effects with animal experiments and to validate its orintal medicine description. Following results were obtained; 1) Suppressive action was shown on convulsion due to cerebrocortical and diencephalic causes in Fraction I and II, but no such action was noted myelic causes in mice. 2) Sedative, analgesic and antipyretic actions were noted by Fraction III. 3) Relaxing action was shown on the isolated ileum in mice and antagonistic action was seen on acetylcholine and BaCl₂-induced contractions of the ilem that the direct action of the intestinal smooth muscle was recognized in mice and rats.