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황종진,허한순,송정춘,송진,김선림 한국콩연구회 2000 韓國콩硏究會誌 Vol.17 No.1
This study was conducted to investigate the effect on the growth of soybean sprouts under control of various water supply, and to develop the culture methods for the production of clean soybean sprouts. The yield and characteristics of soybean sprouts was more affected by the watering interval(hours) than the quantity of supplied water (minute). However, the hypocotyl/whole length ratio of soybean sprouts was more affected by the quantity of supplied water than the yield, whole length and hypocotyl length of soybean sprouts. The hypocotyl/whole length ratio of soybean sprouts was increased about 55∼63% under the control of 2hrs-4min water supply, and about 57% under the 4hrs-4min water supply, respectively. The α-naphthylamin oxidation activity was tested on the soybean sprouts under the watering interval and quantity of water supply. The α-naphthylamin oxidation activity was decreased after 7 days of germination, and the activity of cotyledon removed soybean sprouts was lower than that o� intact soybean sprouts. The α-naphthylamin oxidation activity had the signficant quadratic regression with the yield, whole length, hypocotyl length, and hypacotyl/whole length ratio. Hardness and chewiness of the boiled soybean sprouts was more improved by 2hrs-4min and 4hrs-4min water supply than those of others water supply controls.
황종진,허한순,송정춘,송진,김선림,손영구 한국콩연구회 2000 韓國콩硏究會誌 Vol.17 No.1
The objective of this study was to examine the physicochemical characteristics of the soybean sprouts according to culture period. The texture characteristics and extensibility of hypocotyl of cooked soybean sprout during culture were increased continuously. Also the acid detergent fiber(ADF) contents of soybean sprout was increased during culture periods. The cellulose contents increased from 8.52% at 3rd day to 17. 16% at 8th day on dry basis. Vitamin C and total amino acid content were the highest at the 5th day. In sensory evaluation, preference score of 6th day was the highest during culture period. The more culture period is short, the more preference score is high.
박남규,김선림,허한순,박충현 한국국제농업개발학회 2002 韓國國際農業開發學會誌 Vol.14 No.1
재래종 지황과 신육성품종 지황 1호를 이용하여 절단 및 원형으로 숙지황을 제조한 결과는 다음과 같다. 1. 가압에 의한 숙지황 제조시간이 재래종은 254∼264시간, 제품수율이 71.42∼71.48%였고, 지황 1호는 제조시간이 260∼276시간 소요되었고, 수율은 71.50∼71.51%였으며 중량은 감소하는 경향이었다. 2. 상압에 의한 숙지황 제조에서도 가압에 의한 제조와 비슷한 경향을 보였다. 3. 가압과 상압에 의한 숙지황 제조 후 유리당 조성은 재래종, 지황 1호 전처리구에 63∼65% 이상이 fructose였으며, 30% 이상이 glucose였고, sucrose, maltose가 함유되었다. 4. 가압 및 상압에 의한 숙지황 제조시 catalpol 함량 변화는 종자회수가 많아질수록 caltalpol 함량이 낮아지는 경향이었으나 완전히 없어지지는 않았다. 5. 숙지황 제조 후 포장재별로 포장하여 상온에 저장한 결과 제품에 곰팡이 발생이 없어 저장에 문제가 없었다. New processing method for R. Radix preparata was developed by using the landrace variety as a control and "Jiwhang 1" (Rehmannia glutinosa Liboschitiz). Sliced Rehmanna glutionsa Liboschitiz was steam heated by normal and high pressure conditions for the round-shaped R. Radix preparata processing. About 254 to 264 hours were required for the processing of domestic variety, and about 260 to 280 hours were required for "Jiwhang 1", but their yields were ranged about 71.42∼71.6%. Fructose and glucose were major free sugar of R. Radix preparata, and their composition rates were 63∼65% and 30%, respectively, but sucrose and maltose were traced only small amount. The Catalpol content was decreased as increasing the frequencies of steam heating repetion. But the catalpol was not completely removed. After processing, R. Radix preparata packed with paper-bag or PE-bag, and storaged at common temperature was keeping a best quality.
생강(Zingiber officinale R.) 근경으로부터 항산화 활성물질의 분리
백남인,방면호,허한순,송정춘,김선림 한국농화학회 2001 Applied Biological Chemistry (Appl Biol Chem) Vol.44 No.3
The root of Zingiber officinale R. was extracted with 80% aqueous MeOH, and the concentrated extract was fractionated with EtOAc, n-BuOH and water phases. The EtOAc fraction exhibited most potent antioxidant activity among them, and two active compounds were isolated by activity-guided separation using repetitive silica gel column chromatography. On the bases of spectral data and the chemical characteristics, the structure of the compounds were determined as 6-shogaol and 12-shogaol, respectively. The EC_(50) values of them were evaluated as 26.4 μM and 22.5 μM, respectively, where these values were higher than the commercial antioxidants, such as, BHA, BHT and α-tocopherol.
송정춘,박남규,허한순,방면호,백남인 한국약용작물학회 2000 한국약용작물학회지 Vol.8 No.2
천연물로부터 새로운 항산화물질을 구명하기 위하여 국내에서 생산된 약용작물 38종을 수집하여 항산화 활성물질을 탐색한 결과 가시오갈피, 구절초, 건강, 목단, 시호, 산수유, 삼백초, 산사, 유근피, 작약, 천궁, 홍화씨, 및 황금등 13종이 항산화 활성이 높은 생약재로 선발되었다. 선발된 13종의 생약재중 홍화씨에 대한 활성물질을 추적, 분리하여 NMR로 물질구조를 동정한 결과 N-feruloylserotonin이 항산화 물질이라는 것을 처음 밝혀냈다. DPPH radical소거 활성에 의한 기존 항산화제인 α-tocopherol, BHA 및 BHT를 N-feruloylserotonin과 항산화력를 비교한 결과 N-feruloylserotonin이 6.6μg/ml로 활성이 가장 높은 것으로 밝혀졌다. On the purpose of development of antioxidative compounds from natural sources, 38 plants known to have antioxidant activity have been examined concerning DPPH radical scavenging activity. Among 13 plants exhibiting the activity, the seed of Carthamus tinctorius L, was selected as resources to search for active compounds due to rareness of study. The seed of the plant has been used as edible oil or preventive and remedial drugs for osteoporosis, arthritis. To reveal the principal component manifesting the antioxidant activity, the MeOH extracts was successively solvent-fractionated with EtOAc, n-BuOH and water. In order to isolate active component from the EtOAc fractions, application of silica gel column chromatographies and activity tests were repeated for a active component to be isolated. Its chmical structure was determined to be N-feruloylserotonin, a conjugated serotonin compound, by the interpretation of spectral data, NMR. MS and the adaptation of chemical reactions.