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황련지황탕(黃連地黃湯)이 Streptozotocin으로 유발(誘發)된 당뇨병(糖尿病)에 미치는 영향
유동조,윤경민,강석봉,Yu, Dong-Jo,Yoon, Gyeong-Min,Kang, Seok-Bong 대한한방내과학회 2011 大韓韓方內科學會誌 Vol.32 No.2
Objectives : The object of this study was to observe the effects of Hwangryungeehwang-tang (HRGHT), which has traditionally been used in Korean medicine for treating diabetes, by administering aqueous extracts to streptozotocin-induced diabetic rats. Methods : Three different dosages of HRGHT extracts were orally administered once a day for 28 days from 3 weeks after streptozotocin treatment (60 mg/kg, single intraperitoneally administered). 6 groups, of 8 rats per group were used in the present study, selected 3 weeks after streptozotocin treatment based on blood glucose levels and body weights. Changes to the body weights, blood glucose levels, serum low density lipoprotein (LDL), high density lipoprotein (HDL), triglyceride and total cholesterol levels were observed, as well as changes on the pancreatic, hepatic and kidney malondialdehyde (MDA) contents for lipid peroxidation and glutathione contents for antioxidant effects. The results were compared with a potent antioxidant silymarin 100 mg/kg, of which the effects on streptozotocin-induced diabetes and related complications are already confirmed. Results : Significant decrease of blood glucose levels, serum LDL, total cholesterol, triglyceride levels, pancreatic, hepatic and renal MDA contents and significant increase of body weights, serum HDL levels, pancreatic, hepatic and renal GSH contents were detected in HRGHT extracts 100 and 200 mg/kg administered groups as compared to the streptozotocin control group. The lowest dosage of HRGHT treated group, 50 mg/kg, did not show any favorable effects as compared with the streptozotocin control. Conclusions : HRGHT has favorable effects on diabetes and related hyperlipidemia. Therefore, more detailed mechanism studies should be conduced in future with efficacy tests of individual herbal compositions of HRGHT and screening of the biological active compounds in the herbs.
택사산(澤瀉散) 추출물(抽出物)이 Cisplatin으로 유발(誘發)된 흰쥐의 급성신부전(急性腎不全)에 미치는 영향(影響)
유동조,윤경민,장수영,이연경,강석봉,Yu, Dong-Jo,Yoon, Kyeong-Min,Jang, Su-Yeong,Lee, Yeon-Keong,Kang, Seok-Bong 대한한방내과학회 2009 大韓韓方內科學會誌 Vol.30 No.4
Objectives : This study was to observe the nephroprotective effects of the traditional prescription, Taeksa-san(TSS). TSS has generally been used for treating various renal diseases, including renal failure. Methods : Three different dosages of TSS extract were orally administered once a day for 28 days, At the 23rd day after TSS extract treatment, cisplatin was also treated. Then, 5 days after cisplatin treatment, all the rats (6 groups of 8 rats each) were sacrificed. Changes in the body weight, kidney weight, serum BUN and creatinine levels were observed with changes on the kidney MDA and GSH contents. The results were compared with captopril 100mg/kg, of which the effects on cisplatin-induced acute renal failures are already confirmed. Results : Dramatic decrease of body weight, increase of kidney weight, increase of serum BUN and creatinine levels were detected in the cisplatin control as compared with the intact control. In addition, marked increase of kidney MDA contents and decrease of kidney GSH contents were also detected in the cisplatin control as compared with the intact control. This means that cisplatin-induced ARF is induced by oxidative stress and related lipid peroxidation in the present study. However, these ARFs and inhibition of antioxidant effects induced by cisplatin were dose-dependently reduced by treatment with all three different dosages of TSS extracts. Conclusion : This study suggests that TSS extracts show favorable effects on cisplatin-induced rat ARF.
옻나무 추출액 급여가 산란계의 생산성 및 계란 품질에 미치는 영향
강환구,강근호,나재천,유동조,김동욱,이상진,김상호,Kang, Hwan-Ku,Kang, Geun-Ho,Na, Jae-Cheon,Yu, Dong-Jo,Kim, Dong-Wook,Lee, Sang-Jin,Kim, Sang-Ho 한국축산식품학회 2008 한국축산식품학회지 Vol.28 No.5
This experiment was conducted to investigate the effects of drinking of Rhus tree-extract on laying performance and egg quality in hens. Four hundred eighty, 55-wk-old ISA brown, laying hens were divided into six groups, control, Rhus tree-extract 500 ppm, 1,000 ppm, 2,000 ppm, 3,000 ppm and 5,000 ppm. The hens were fed a supplemented drink containing Rhus tree-extract for 12 weeks. Egg production and egg mass increased by drinking Rhus tree-extract (p<0.05) and the feed conversion ratio also improved in Rhus tree-extract groups. Cecal numbers of Lactobacillus spp., E. coli and Salmonella were not different in treatments. Availability of protein and ash improved in the Rhus extract groups. The eggshell breaking strength and egg shell thickness were significantly increased in Rhus tree-extract 3,000 ppm and Rhus tree-extract 2,000 ppm groups compared to the other groups. Also, egg yolk color and Haugh unit were significantly improved by the dietary Rhus tree-extract (p<0.05).
황보종,홍의철,나승환,유동조,김학규,박미나,정기철,추효준,박희두,서옥석,HwangBo, Jong,Hong, Eui-Chul,Na, Seung-Hwan,Yu, Dong-Jo,Kim, Hak-Kyu,Park, Mi-Na,Jung, Kie-Chul,Choo, Hyo-Jun,Park, Hee-Du,Seo, Ok-Suk 한국가금학회 2009 韓國家禽學會誌 Vol.36 No.4
산란계의 분뇨 발생량과 이화학적 특성을 구명하기 위해 1일령 산란계 200수를 선별하여 공시하였으며, 200수 중 10수씩을 선별하여 분뇨의 채취에 이용하였다. 산란계의 일일수당 평균 분뇨 발생량은 $124.7{\pm}27.5\;g$/수/일이었으며, 계분의 수분함량은 $76.7{\pm}1.9%$, 건물 함량은 $29.1{\pm}3.9\;g$/수/일이었다. 산란계 계분(55주령)의 N, $P_2O_5$ 및 $K_2O$는 각각 $1.39{\pm}0.14$, $0.62{\pm}0.11$ 및 $0.68{\pm}0.09%$이었다. 계분뇨의 pH는 $8.19{\pm}0.71$이었으며, $BOD_5$ 농도는 $50,266{\pm}621\;mg/L$로 나타났다. $COD_{mn}$의 경우 $62,832{\pm}803\;mg/L$이었으며, SS는 $121,725{pm}16,165\;mg/L$를 나타냈다. 계분의 중금속 함량 중 Pb은 $0.008{\pm}0.0012\;ppm$으로 규제 농도인 150 ppm보다 크게 낮았고, Cd의 경우 검출되지 않았으며, As는 $0.008{\pm}0.0017\;ppm$으로 검출되었다. Hg은 $0.003{\pm}0.0013\;ppm$이었으나, 규제 농도인 2 ppm에 미치지 못하였다. 따라서, 본 시험의 결과로 국내 산란계의 평균 분뇨 발생량을 추정할 수 있었으며, 분뇨의 이화학적 성상을 조사함으로써 유기비료원로서 적절한 사용이 가능할 것으로 생각된다. This work was conducted to investigate the manure excreta and chemical compositions of layers. Two hundred 1-d-old ISA Brown layers were used in this work, and ten of 200 layers were selected for measurement of manure excreta with feeding phase. Means of the manure excreta per bird, the moisture content of poultry, and the dried manure were $124.7\;{\pm}\;27.5\;g$/bird/day, $76.9\;{\pm}\;1.9%$, and $29.1\;{\pm}\;3.9\;g$/bird/day, respectively. N, $P_2O_5$, and $K_2O$ of manure (55 weeks) were $1.39\;{\pm}\;0.139$, $0.62\;{\pm}\;0.11$ and $0.68\;{\pm}\;0.09%$, respectively. pH, $BOD_5$, $COD_{Mn}$, and suspended solids (SS) were $8.19\;{\pm}\;0.71$, $50,266\;{\pm}\;621\;mg/L$, $62,832\;{\pm}\;803\;mg/L$, and $121,725\;{\pm}\;16,165\;mg/L$, respectively. Heavy metal contents in the manure were $0.003\;{\pm}\;0.0013\;ppm$ for Hg and $0.008\;{\pm}\;0.0012\;ppm$ for Pb, the latter of which was highly low compared with the standard (150 ppm), but no Cd was detected. The results of this work show the average excretion amounts and chemical compositions of layer's manure, which is used as an organic fertilizer.
상병돈,최철환,김학규,김시동,장병귀,나재천,유동조,이상진,상병찬,이준헌,Sang, Byeong-Don,Choi, Cheol-Hwan,Kim, Hak-Gyu,Kim, Si-Dong,Jang, Byeong-Gwi,Na, Jae-Cheon,Yu, Dong-Jo,Lee, Sang-Jin,Lee, Jun-Heon 한국가금학회 2003 韓國家禽學會誌 Vol.30 No.4
본 연구는 한국재래닭의 효율적인 유전능력의 개량을 위한 육종목표의 설정과 선발을 수행하는데 필요한 자료를 얻고자 축산기술연구소에서 1995년부터 2001년까지 7세대에 걸쳐 능력검정된 11,583수에 대한 자료를 이용하여 주요경제형질의 체중, 시산일령, 난중 및 산란수에 대한 평균능력과 계통 및 출생세대의 효과를 추정한 결과를 요약하면 다음과 같다. 150일령 체중은 적갈색, 황갈색, 회갈색, 흑색 및 백색계통에서 각각 1,557.7, 1,471.7, 1,393.5, 1591.2 및 1,545.6g이었으며, 변이계수는 9.65~13.79%이었고, 270일령 체중은 각각 1.880.8, 1,738.2, 1,694.9, 1,901.0 및 1,763.6g이었으며, 변이계수는 13.29~15.16%로 150일령 체중에 비해 다소 높은 편이었다. 산란능력은 적갈색, 황갈색, 회갈색, 흑색 및 백색계통에서 시산일령은 각각 150.0, 148.3, 149.5, 152,8 및 147.7일이었고, 변이계수는 13.54~15.27%로 다소 높은 편이었으며, 270일령 난중은 각각 50.8, 49.2, 49.1, 50.0 및 47.8g이었고, 변이계수는 6.93~7.36%로 낮았으며, 270일령 산란수는 77.0, 79.3, 77.3, 73.7 및 75.4개이었고, 변이계수는 29.98~36.99%로 아주 높은 수치이었다. 재래닭의 주요 경제형질에 대한 계통의 효과는 모든 형질에서 유의적인 차이가 인정되었으며, 계통별 최소자승 평균치는 150일령 및 270일령 체중에서 흑색계통이 각각 1,594.38 및 1,911.57g으로 가장 무거웠고, 시산일령은 백색계통이 146.88일로 가장 빨랐으며, 시산난중 및 270일령 난중은 적갈색 계통이 각각 32.20 및 50.74g으로 가장 무거웠고, 산란수는 황갈색 계통이 79.50개로 가장 많았다. 또한 주요 경제형질에 대한 세대의 효과는 모든 형질에서 통계적인 유의성이 인정되었으며, 세대별 최소자승 평균치는 150일령 및 270일령 체중에서 3세대에서 각각 1,599.74 및 1,905.01g으로 가장 무거웠고, 시산일령은 4세대에서 143.31일로 가장 빨랐으며, 시산난중은 7세대에 35.68g, 270일령 난중은 5세대에 50.42g으로 가장 무거웠고, 270일령 산란수는 6세대에서 78.53개로 가장 많았으며, 대체로 세대가 증가할수록 체중과 시산일령은 줄어들고, 난중과 산란수는 증가하는 방향으로 개량되었다. This study was carried out to estimate the effects of strain and generation on the major production performances of Korean native chicken. The data were collected from 11,583 birds of the 7 generations over the year 1995 through 2001 at National Livestock Research Institute, Korea. Results obtained were summarized as follows: The body weights at 150 and 270 days of age were 1,557.7 and 1880.7, 1,471.7 and 1,738.2, 1,393.5 and 1,694.9, 1,591.2 and 1,910.0, 1,545.6 and 1,763.6g in Red Brown, Yellow Brown, Gray Brown, Black, and White strains, respectively. The Coefficient of Variations (CVs) of the body weights at 150 and 270 days of age were 9.65~13.79% and 13.29~15.16%. The ages at first egg were 150.0, 148.3, 149.5, 152,8 and 147.7 days in Red Brown, Yellow Brown, Gray Brown, Black and White strains, respectively and the CVs were between 9.33 and 10.11%. The egg weights at the first egg and 270 days of age were 33.2 and 50.8, 32.2 and 49.2, 32.2 and 49.1, 33.0 and 50.0, 30.7 and 47.8g respectively. The CVs of the egg weights of the first egg and at 270 days of age were 13.54~15.27% and 6.93~7.36%. The numbers of eggs produced by 270 days of age were 77.0, 79.3, 77.3, 73,7, 75.4, respectively, and observed CVs were between 29.98~36.99%. The significant strain effects were investigated in all the major economic traits in Korean native chicken. The significant strain effects were investigated in all the major economic traits in Korean native chicken. The highest least square (LS) means of the body weights at 150 and 270 days of age were observed in Black strain as 1,594.38 and 1,911.57g. The earliest LS mean of the ages at first egg was 146.88days in White strain. The heaviest LS means of egg weights at the first egg and 270 days of age were observed in Red Brown strain as 32.20 and 50.74g. The LS mean of the largest number of egg production was 79.50 eggs in Yellow Brown strain. Also, The significant generation effects were investigated in all the major economic traits. The highest LS means of the body weights at 150 and 270 days of age were observed in the generation 3 as 1,599.74 and 1,905.01g. The earliest LS mean of the age at first egg was 143.31 days in 4th generation. The heaviest LS means of egg weights at the first egg and 270 days of age were observed in 7th and 5th generation as 35.68 and 50.42g. The LS means of the largest number of egg production was 78.53 eggs in generation 6. In general, light body weight, short time for the age at first egg, heavy egg weight, and large number of egg production were observed as the generation proceeded.