• Herbal Formula Science
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• v.9 no.1
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• pp.405-417
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• 2001

Objective : Rett syndrome is a neurological disorder occurring primarily in girls. By process of treatment for a case which was diagnosed as Rett syndrome and out patient department treatment from the 12th, April, 1999 to November, 2001, the results are as follows. Method & Results : This patient was diagnosed as five-development disorders categories(五遲, 五軟), medicated with Yukmijihwang-tang(Liuweidihwang-tang, 六味地黃湯) and Kyejigayonggolmoryu-tang(Guizhijialonggu-tang, 柱枝加龍骨牡蠣湯). And acupunture therapy was taken on Shinjyungkyuk(shenchongge, 腎正格) and Paekoe(百會 GV 20), Taechu(大椎 GV 14), Renzhong(人中 GV 26). As a result, the patient's hypotonia and intermittent seizures were improved. Conclusion: Rett syndrome is most often misdiagnosed as autism, cerebral palsy or non-specific developmental delay. In oriental medicine, RS can be diagnosed as five development disorders categories (五遲, 五軟) and oriental medication with acupuncture treatment can improve RS patient's conditions.

• Journal of Physiology & Pathology in Korean Medicine
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• v.16 no.5
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• pp.1025-1034
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• 2002

The herbal extract (YMT_02) is a modified herbal extracts from Yukmijihwang-tang (YMJ) to promote memory-enhancing. The YMJ extracts has been widely used as an anti-aging herbal medicine for hundred years in Asian countries. The purpose of this study is to; 1) quantitatively evaluate the memory-enhancing effect of YMT_02 by behavior task, 2) identify candidate genes responsible for enhancing memory by cDNA microarray and 3) assess the anti-oxidant effect of YMT_02 on PC12 cell. Memory retention abilities are addressed by passive avoidance task with Sprague-Dawley (SD) male rat. Before the training session, the rats are subdivided into four groups and administrated with YMT_02, Ginkgo biloba, Soya lecithin and normal saline for 10 days. The retention test was performed. 24 hours after the training session. The retention time of the YMT_02 group was significantly (p<0.05) delayed (～100%), whereas Ginkgo biloba and Soya lecithin treatment delayed 20% and 10% respectively. The hippocampi of YMT_02 and control group were dissected and mANA was further purified. After synthesizing cDNA using oligo-dT primer, the cDNA were applied to Incyte rat GEMTM 2 cDNA microarray. The microarray results show that prealbumin(transthyretin), phosphotidylethanolamine N-methyltransferase, and PEP-19 are expressed abundantly in the YMT_02 treated group. Especially, PEP-19 is a neuron-specific protein, which inhibits apoptotic processes in neuronal cell. On the other hand, transcripts of RAB15, glutamate receptor subunit 2 and CDK108 are abundant in control group. Besides, neuronal genes involved in neuronal death or neurodegeneration such as neuronal-pentraxin and spectrin are abundantly expressed in control group. Additionally, the YMT_02 shows an anti oxidative effect in the PC12 cell. The list of differentially expressed genes may implicate further insight on the action and mechanism behind the memory-enhancing effect of herbal extracts YMT_02, for example, anti-apoptotic, anti-oxidative, and neuroprotective effects.