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허근,김진숙,권태협,김정애,용철순,하정희,이동웅 영남대학교 약품개발연구소 1998 영남대학교 약품개발연구소 연구업적집 Vol.8 No.-
Gastrodia elata (GE) is a oriental medicinal herb which has been used traditionally for the treatment of various brain diseases including convulsion and epilepsy. In order to examine the mechanism of anticonvulsive effect, we treated the methanol extract of GE (500 mg/kg, P.O) to the pentylenetetrazole (PTZ)-induced convulsive rats. Methanol extracts of GE siginificantly inhibited (35%) the convulsion state as well as the level of lipid peroxidation (25%) in the brain. The ether fraction of methanol extracts among the others effectively inhibited in vitro lipid peroxidation dose dependently (5.0×10^(-6)~2.0×10^(-5) g/ml). The scavenging effect on hydroxy radicals was found in all the fractions of ether, butanol, and dichloromethane. These results suggest that the anticonvulsive effect of GE is possibly due to the antioxidative effects of the active components in GE.
Smoking Is Associated With Abdominal Obesity, Not Overall Obesity, in Men With Type 2 Diabetes
Yun, Ji-Eun,Kimm, Hee-Jin,Choi, Young-Ju,Jee, Sun-Ha,Huh, Kap-Bum The Korean Society for Preventive Medicine 2012 Journal of Preventive Medicine and Public Health Vol.45 No.5
Objectives: Abdominal obesity increases mortality and morbidity from cardiovascular disease and there is a possibility that smoking effects obesity. However, previous studies concerning the effects of smoking on obesity are inconsistent. The objective of this study was to examine whether smoking is positively related to abdominal obesity in men with type 2 diabetes. Methods: Subjects consisted of 2197 type 2 diabetic patients who visited Huh's Diabetes Center from 2003 to 2009. Indices of abdominal obesity were defined as visceral fat thickness (VFT) measured by ultrasonography and waist circumference (WC). Overall obesity was defined as body mass index (BMI). Results: Statistically significant differences in WC and VFT by smoking status were identified. However, there was no statistical difference in BMI according to smoking status. Means of WC and VFT were not significantly higher in heavy smokers and lower in mild smokers. Compared to nonsmokers, the BMI confounder adjusted odds ratio and 95% confidence interval for VFT in ex-smokers and current-smokers were 1.70 (1.21 to 2.39) and 1.86 (1.27 to 2.73), respectively. Conclusions: Smoking status was positively associated with abdominal obesity in type 2 diabetic patients.
박금순,권진희,허성미 동아시아식생활학회 1999 동아시아식생활학회지 Vol.9 No.4
This study was conducted in order to investigate the quality characteristics of Salku Pyun which was made by using mungbean, potato, sweet potato and corn starches. The pH of salku juice was 3.45 to 3.50 and the brix of that was 7.0%. The water content and water activity of salku pyun with potato starch was highest, The result of sensory evaluation showed that appearance, flavor, overall quality were highest in the Salku Pyun made with potato starch while texture, taste were highest in the Salku Pyun made with mungbean starch. Mechanical properties of salku pyun with mungbean starch was significantly higher in adhesiveness, hardness, chewiness. Texture of sensory evaluation were positively correlated with springiness, hardness, and chewiness of mechanical measurement, The factors which affect the overall quality on sensory evaluation were texture quality, taste quality, hardness, color and springiness.
폐쇄성 수면무호흡증 진단을 위한 두부규격 방사선사진 계측 분석에 의한 한국 성인 정상교합자의 정상치에 관한 연구
박광호,김경호,최희수,허종기,배진성 대한악안면성형재건외과학회 2000 Maxillofacial Plastic Reconstructive Surgery Vol.23 No.1
Purpose : The lateral cephalometric Korean norms of the skeletal and pharyngeal dimension were analyzed for the diagnosis of obstructive sleep apnea syndrome(OSAS). Materials and Methods : The lateral cephalometric radiographies were taken in male(n=53) and female(n=50), who had a normal profile, class I occlusion, normal ANB (0∼4˚) and normal Wits Appraisal(-4∼0mm). The X-rays were traced by two oral and maxillofacial surgeons twice. The significant differences between male-female and examiners were tested. Results : The angle of mandibular line to Nasion-Sella line was 31.12˚/33.79˚(in male/in female, p=0.0018). The lower Gonion angle was 73.74˚/73.74˚(p=0.9978). The length of the soft palate was 36.93mm/34.35mm(p=0.0002). The pharyngeal airway space was 13.42mm/11.55mm at mandibular plane level(PAS(ML))(p=0.0025). The hyoid was placed inferiorly to mandibular plane 10.18mm/7.72mm(p=0.0051). The results from this study are to be used for the diagnosis of OSAS.
Improvement of the Accuracy of Hepatitis B Surface Antigen Testing Using a Confirmatory Test
Hee Jin Huh,Sholhui Park,Jungwon Huh,이미애,Soo-Kyung Kim 대한임상검사정도관리협회 2021 Journal of Laboratory Medicine And Quality Assuran Vol.43 No.2
Background: The hepatitis B surface antigen (HBsAg) is one of the most important serologic markers in diagnosing hepatitis B virus infection. As more sensitive immunoassays become available, the false positive rate of HBsAg has been increasing. Therefore, it has been suggested that a standardized HBsAg testing strategy be implemented to maximize the accuracy and minimize cost and complexity. This study evaluated HBsAg confirmatory tests and the HBsAg testing process to reduce false-positive HBsAg results, and the financial and time burden of the laboratory. Methods: Samples with Elecsys HBsAg II (Roche Diagnostics, Germany) cutoff index (COI) 0.9–50.0 and Alinity i HBsAg (Abbott, Ireland) signal-to-cutoff (S/CO) 1.0–30.0 were analyzed with the Elecsys HBsAg confirmatory test (Roche Diagnostics) and the Alinity i HBsAg qualitative II confirmatory test (Abbott), respectively. Results: The Elecsys and Alinity confirmatory tests were positive in 94.0% (47/50) and 69.4% (25/36) of tested samples, respectively. HBsAg COI results were significantly higher in the confirmatory test positive group than the confirmatory test negative group (Elecsys HBsAg median COI 1.20 vs. 4.38 [P =0.024] and Alinity HBsAg median S/CO 1.36 vs. 4.65 [P =0.000]). HBsAg test specificity was 100% with Elecsys COI 1.3 and Alinity S/CO 2.9. Conclusions: The HBsAg value which is likely to be positive in the neutralization test, differed depending on the patient population and reagents. By performing a neutralization test for weakly positive samples below the cutoff and adapting a single serological test strategy for samples above the cutoff, we expected to decrease false-positive results, with less time and effort.