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모시대의 항산화 효과 및 모시대 이용 콘소메 스프의 품질 평가
한명륜(Myung-Ryun Han),김명환(Myung-Hwan Kim),김애정(Ae-Jung Kim) 동아시아식생활학회 2013 동아시아식생활학회지 Vol.23 No.4
In this study, to develop a new anti-aging agent, we will examine the antioxidant activity and the inhibitory effects of the mosidae for the MMP-1 activities in UVB-irradiated HS68 human foreskin fibroblast cell lines and human keratinocytes (Ha-CaT cell line). And the consomme soup being prepared with mosidae according to different levels (3, 6, 9, 12%) and then quality characteristics will be determined by sensory evaluations and color values. It is also observed that the mosidae has the inhibition of UVB-induced MMP-1 activities. The consomme soup prepared with mosidae is found to reduce the level of IC<SUB>50</SUB> in SOD-like activities and hydroxy radical scavenging activities, respectively. And consomme soup prepared with mosidae (CS6) is the best by sensory evaluations. In conclusion, these results suggest that the consomme soup prepared with mosidae can be further developed as new anti-aging food.
초미세분쇄를 이용한 옥수수 변성전분의 물리적 특성 변화 구명
한명륜 ( Myung Ryun Han ),김애정 ( Ae Jung Kim ),장문정 ( Moon Jeong Chang ),이수정 ( Soo Jeong Lee ),김희선 ( Hee Sun Kim ),김명환 ( Myung Hwan Kim ) 한국산업식품공학회 2009 산업 식품공학 Vol.13 No.4
This study was performed to analyze changes in the molecular structural and physical properties of modified corn starch, in which particle structure was broken using high impact planetary mill and ultra fine pulverizing techniques. The average diameter and specific surface area of the modditied corn starch after pulverization decreased 50% and increased 567%, respectively. Content of low molecular substances mersured using gel permeation chromatography (GPC) increased from 21.0% to 86.5% after pulverizing corn starch. Damaged starch content also increased from 9.63% to 83.57% after pulverizing corn starch. After pulverization, gel formation capacity corn starch was reduced compared to that of control by structure breakdown.
한명륜(Myung-Ryun Han),김명환(Myung-Hwan Kim) 한국식품영양과학회 2005 한국식품영양과학회지 Vol.34 No.5
본 연구는 물리적 전분 변성방법으로서 유체전단 균질기와 초음파 균질기를 이용하여 쌀 전분의 크기 감소로 인한 물리적 변성 쌀 전분의 이화학적 특성을 분석하는데 있다. 물 대 전분의 비가 5:1이고, 20,500 rpm 조건의 유체전단 균질기와 5초의 파동과 40 ㎑의 주파수조건의 초음파 균질기로 각각 10분간 처리하였을 때 생전분과 호화전분의 크기를 1/3수준으로 줄일수 있었으며 동시에 균질화시킬 수가 있었다. 균질화된 전분과 균질화된 호화전분은 대조구에 비하여 높은 값의 비표면적, 광투과도, 용해도 및 팽윤력을 나타내었으며, 매우 큰 폭의 겉보기 점도 감소를 보였다. 반면에, 초음파 균질기로 처리한 변성전분의 호화과정은 대조구에 비하여 어려웠으나 유체전단 균질기의 경우는 대조구와 비슷하였다. The objectives of this research were to analyze physicochemical properties of physically modified rice starch which was prepared by hydro-shear homogenizer and ultrasonic homogenizer. The 5:1 of water to starch ratio, 20,500 rpm of hydro-shear homogenizer, and 5 sec of pulse and 40 ㎑ of frequency of ultrasonic homogenizer, which were operated for 10 min. The 1/3 of size reduction of raw rice starch and gelatinized rice starch, and reduced of particle size were achieved by above processing conditions. The homogenization of raw rice starch and gelatinized rice starch were higher values of specific area, transmittance, solubility and swelling power than control. While, these had lower value of apparent viscosity than control. In raw rice starch, the gelatinization characteristics of ultrasonic homogenizer treated rice starch had some higher values of gelatinization temperature, peak temperature and enthalpy than those of control. While, those of hydro-shear homogenizer treated rice starch had similar values to those of control.