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박상윤,김상엽,조동현 成均館大學校 1976 論文集 Vol.22 No.-
The electrophoretic patterns of hemoglobin, plasma protein, lactate dehydrogenase and malate dehydrogenase from eight avian blood have been investigated with the aid of cellulose acetate electrophoresis. The electrophoretic comparisons demonstrate that the species-specificity does not seem to be reflected in the patterns of lactate dehydrogenase, malate dehydrogenase and hemoglobin but in those of plasma protein.
권일범,김치엽,윤동진,이승석 한국비파괴검사학회 2003 학술대회 논문집 Vol.- No.1
FBG(Fiber Bragg grating) sensor, which is one of the fiber optic sensors for the application of smart structures, can not only measure one specific point but also multiple points by multiplexing techniques. We have proposed a novel multiplexing technique of FBG sensor by the intensity modulation of light source. This technique is applicable to WDM(Wavelength Division Multiplexing) technique and number of sensors in this system can be increased by using this technique with WDM technique
Bio-Frontier Symposia : Drug Discovery ; Scaffold-based management of chemical Library & information
( Sung Soo Kim ),( Chong Hak Chae ),( Dong Wook Kim ),( Sun Woo Kim ),( Sun Ho Kim ),( Joo Young Kim ),( Mi Jung Han ),( Soon Yeop Kim ) 한국생화학분자생물학회 (구 한국생화학회) 2005 62회 KSBMB Annual Meeting in 2005 Vol.- No.-
김광엽 ( Kwang-yeop Kim ),김영지 ( Young-ji Kim ),천정환 ( Jung-whan Chon ),김현숙 ( Hyunsook Kim ),김동현 ( Dong-hyeon Kim ),이수경 ( Soo-kyung Lee ),김홍석 ( Hong-seok Kim ),임진혁 ( Jin-hyuk Yim ),송광영 ( Kwang-young Song ) 한국유가공기술과학회 2016 Journal of Dairy Science and Biotechnology (JMSB) Vol.34 No.2
The main constituent of tea catechins, EGCG [(-)-Epigallocatechin-3-gallate], could inhibit the growth of various microorganisms and differently affect gram-positive and gram-negative bacteria. Antimicrobial activity of EGCG, a compound from green tea (Camellia sinensis) extract, against Cronobacter spp. and Salmonella spp. was studied to evaluate the possibility of using EGCG as a natural food additive in various dairy products. In pure TSB culture, the growth of Cronobacter spp. was suppressed below the detection limit (1 log CFU/mL) depending on EGCG concentration (600~800 μg/mL), after 5~16 days at 4℃. Similarly, the growth of Salmonella spp. was suppressed below the detection limit (1 log CFU/mL) depending on EGCG concentration (400~800 μg/mL), after 5~16 days at 4℃. Therefore, these results suggest that EGCG could be used as an effective additive to inhibit the growth of Cronobacter spp. and Salmonella spp. in various dairy products, such as yoghurt, cheese, dried infant powder, and so on.
메추리알 장조림에서 녹차 Epigallocatechin gallate (EGCG)의 Salmonella Enteritidis에 대한 저장 온도에 따른 항미생물 활성
김광엽(Kwang-Yeop Kim),김영지(Young-Ji Kim),김홍석(Hong-Seok Kim),송광영(Kwang-Young Song),김동현(Dong-Hyeon Kim),이미영(Mi-Young Lee),김의수(Eui-Su Kim),정헌상(Heon-Sang Jeong),서건호(Kun-Ho Seo) 한국식품과학회 2016 한국식품과학회지 Vol.48 No.4
천연 녹차추출물인 epigallocatechin gallate (EGCG)의 메추리알 장조림에서 천연식품첨가제로서의 적용 가능성을 탐색하고자 S. Enteritidis에 대한 항미생물 활성을 냉장온도(4℃)와 일반실내온도(25℃)에서 평가하였다. 순수배양액에서의 실험결과 첨가된 EGCG의 농도(200-800 μg/mL)에 따라 4℃에서 5일에서 16일 사이에서 그리고 25℃에서 1일부터 6일 사이에서 S. Enteritidis균이 검출한계 이하로 억제되는 것이 관찰되었다. 이와 대조적으로 간장소스에서의 실험에서는 25℃에서 첨가된 EGCG의 농도와 관계없이 S. Enteritidis균이 억제되지 않았으며, 4℃에서는 400 μg/mL 이상의 농도일 때 16일에 S. Enteritidis균이 검출한계 이하로 억제되는 것이 관찰되었다. 메추리알 장조림의 경우, 25℃에서 간장소스의 결과와 동일하게 어떠한 EGCG의 항미생물 활성이 나타나지 않았지만, 4℃에서 400 μg/mL의 EGCG 농도 첨가 시 16일에 S. Enteritidis 균이 검출한계 이하로 억제되는 것이 확인되었다. 따라서, 메추리알 장조림 완제품에서 EGCG는 4℃ 이하의 저온 유통체계(cold chain system)하에서 S. Enteritidis과 같은 식중독세균을 제어할 수 있는 적합한 천연 식품첨가제로서 활용될 수 있을 것으로 기대된다. The inhibitory effect of epigallocatechin gallate (EGCG), one of the antioxidants in green tea (Camellia sinensis), against Salmonella Enteritidis was evaluated in commercial braised quail eggs at two temperatures (4 and 25℃). Although S. Enteritidis was dose-dependently suppressed by EGCG in pure culture at 25℃, it was not inhibited in the sauce or eggs at this temperature. At low temperature (4℃), S. Enteritidis was inhibited in both the sauce and eggs by 400 μg/mL EGCG. Thus, EGCG at an appropriate concentration could be a useful food additive for inhibiting S. Enteritidis in braised quail eggs at low temperatures.