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        검색결과 7

        5.
        2017.04 구독 인증기관·개인회원 무료
        Because of many benefits from raw seed sprouts, consumers have consumed them largely. However, despite of many benefits, raw sprouts has been implicated in food-borne diseases. The source of food-borne disease related to raw seed sprouts is thought to originate from seeds contaminated by pathogenic bacteria. So, Intense Pulsed Light (IPL), a non-thermal processing method, is an effective device for seeds to maintain microbial safety without loss of seed viability. The objective of this research was to determine the effects on microbial inactivation and quality in radish and wheat seed by IPL treatment and to figure out the correlation between inactivation of seeds and surface roughness value (Ra). At 5th day of germination, the average germination rate and shoot length of radish sprouts by IPL at total fluences of 121 J/cm2 were 95% and 5.8 cm. It was not significant compared to the control group. And log reductions of radish and wheat seeds by IPL showed 1.0 and 1.2, respectively. The results showed radish seeds have higher tolerance to IPL treatment than wheat seed. Also, radish seed had the rougher surface (Ra=2.85 μm) than wheat seed (Ra=0.55 μm). Therefore, IPL can decontaminate microbial population on seeds, but the effectiveness of IPL is dependent on the surface morphology of seeds.
        6.
        2010.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study has been conducted on the subjects of eight undergradu˗ ate students with abdominal obesity and eight undergraduate stu˗ dents with normal weight to find out correlation between substantial fatigue and Ratings of perceived exertion through analysis of their blood components when they took exercises to strengthen their abdominal muscular power. Comparatively analyzing HDL-C, LDL-C and lactic acid before and after they took sit-up at level of RPE 19-20, no statistically significant differences in HDL, LDL, lactic acid meas˗ ures were observed between groups, but a significant difference in RPE was noted between groups(p<0.05) Our findings suggest that control group showed no significant differ˗ ence in increase of fatigue material whereas the obese group showed a lower frequency of sit-up, though both groups took the same abdominal exercise. Additionally, the lower frequency of sit-up in obese group results from relatively higher Ratings of perceived exer˗ tion rather than increase of substantial fatigue material. This study invites future research that examines the effect of a comprehensive obesity exercise program combined with dietetic
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