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이창근,강대일,Lee, Chang-Kun,Kang, Dai-lll 국립문화재연구소 1989 保存科學硏究 Vol.10 No.-
Between 1976 and 1984 approximately 26.7 tons of Chinese coins were recovered from a shipwreck which was found at the seabed of the Shin an area in the south-western coast of the Korean peninsula. Elements, Cu, Pb, Sn, Fe, Sb, As, Zn, Ag, Ni, Co and Mn, of 54 pieces of the coins were determined by Inductively Coupled Plasma Atomic Emission Spectroscopy(ICP-AIS). The result shows that Ch, Pb, and Sn were found to be major elements roughly the coins with the ratio of 7 : 2 : 1, respectively. Trace elements were classified into 3 levels according to the avarage concentration : Fe,As and Sb(0.1-0.5%), Ag, Mi, Co and Zn(100-1000ppm) and Mn(10ppm). Some systematic tendencies are observed in the composition change with a function of their minting ages .The Wuzhu coins(오수전) from the Eastern Han dynasty(A.D.25-219 )are much more abundant in Cu than the coins of Tang dynasty(A.D.618-907) and later periods. Major element compositions of the Kai -tong Vuan-Bao(개통원보) coins from the Tang dynasty, were remarkably variable. In general, however, the Tang dynasty coins were much more abundant in Cu than the Song dynasty(A.S.S60-1279) coins. The amount of major elements Cu and Sn decreases while that of Pb in creasesby passage of age from the Bei Song dynasty(A.D.960-1127) to later Nam Song dynasty (A.D.1127-1279 ). It means that the quality of coins mere degraded. The amounts of trace elemends(Fe, As, Co, Hn) increases with the above age. High amounts of trace elements are supposed to be a reflection of immaturity of minting techniques or use of impurity-rich raw materials. The Jin dynasty(A.D.1125-1234) coins are found to be rich in Sn and thus contain Pb as the third component. It is quite different from the coins of the Song dynasty. The Zhi-dai Tong-Bao(지대통보) coins of the Yuan dynasty from A.0.1310 are much more abundant in Cu and Sn than those of the Nam Song dynasty .
실험적(實驗的) 당뇨병(糖尿病)에 대(對)한 옥천산(玉泉散) 및 파채자의 효과(效果)
이창근,Lee, Chang-Geun,Lee, Bong-Kyo 대한한방내과학회 1994 大韓韓方內科學會誌 Vol.15 No.2
In order to investigate the effects of Okchunsan (Sample A), Gamiokchunsan (Sample B) and Spinacia oleracea L. (semen: Sample C) on streptozotocin-induced diabetic rats, the experimal study was performed on the levels of glucose, insulin, total cholesterol, triglyceride, total protein, albumin, blood urea nitrogen (BUN), electrolytes $(Na^+,\;Ka^+,\;Cl^-)$, GOT and GPT in serum, hemoglobin, hematocrit, urine volume, glucose and protein in urine, body weight, liver and kidney weight. The results were obtained as follows: 1. Serum glucose levels were significantly decreased in Sample A. B and C group and serum insulin levels were increaseclin Sample A and B group. 2. Serum total cholesterol levels were recovered as the normal value in Sample A, B and C group and serum triglyceride levels were decreased in Sample A and C group. 3. Serum total protein levels were increased in Sample C group, BUN levels were decreased in Sample A and C group. 4. Serum $Na^+\;and\;Cl^-$ levels were increased, $K^+$ levels were decreased in Sample A, B and C group. 5. Serum GOT and GPT levels were remarkedly decreased in Sample A, B and C group. 6. Urine volume, urine glucose and protein levels were decreased in Sample A, B and C levles. 7. Body Weight showed a tendancy of increasing in Sample A, B and C group. 8. Levels of serum albumin, hemoglobin, nematocrit, liver and Kidney weight were not significantly changed. According to above results, Okchunsan, Gamiokchunsan and spinacia oleracea L. (Semen) were expected to be applied to the treatment of diabetes mellitus and its complications.
도인(桃仁)이 Endotoxin을 투여한 흰쥐의 혈액에 미치는 영향(影響)
이창근,소경순,정찬길,Lee, Chang-Keun,Soh, Kyeong-Sun,Jeong, Chan-Gil 대한약침학회 2005 Journal of pharmacopuncture Vol.8 No.2
This study was performed to investigate the effects of ${\ulcorner}Persicae\;Semen{\lrcorner}(PS)$ on the blood injected by Endotoxin in rats. The blood was induced by Endotoxin injection into the caudal vein of rats and PS group taken a measurement of RBC, Hb, Hct, Platelet, WBC, ESR, CRP. The results were obtained as follows: 1. RBC, Hb, Hct, Platelet, WBC were increased with statistical significance at PS group as compared with those of the control group. 2. ESR, CRP were decreased with statistical significance at PS group as compared with those of the control group. It is concluded that PS group has significant effects on the blood injected by Endotoxin in rats. Therefore, PS group seems to be applicable to the diseases related to Endotoxin in clinics.