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      • 靑少年의 리더십 類型에 따른 유스호스텔 修鍊 프로그램에 關한 滿足度 硏究

        이종삼(Lee, Jong-Sam),정하봉(Jung, Ha-Bong),최성수(Choi, Seong-Su),권용주(Kown, Yong-Ju) 청운대학교 관광산업연구소 2011 관광산업연구 Vol.5 No.1

        The purpose of this study is for revitalization of youth-hostel associated with general training programs practicing for youths. In order to achieve the purpose of the study, this study was designed to find out the preferences and differences about training programs practicing by types of youth leadership in youth hostels. This study found out that there is significant difference among groups on etiquette, service, cultural programs while there is no difference among groups on nature experience and physical activity programs by types of leadership. Finally, most of respondents expected the diversity of program such as physical activity, English, and drama. This study, therefore, suggested that youth hostels can be revitalized if the programs practicing in the youth-hostels deal with various area that can enhance the leadership of youths.

      • KCI등재

        식이 지방산 종류가 운동 시 조직 내 Pro-및 Macro-Glycogen의 동원 및 재합성에 미치는 영향

        이종삼(Lee Jongsam),김재철(Kim Jaechul),권영우(Kwon Youngwoo),이장규(Lee Jangkyu),이정필(Lee Jeongpil),윤정수(Yoon Chungsoo) 韓國營養學會 2007 Journal of Nutrition and Health Vol.40 No.3

        The purpose of this study was to investigate that the effect of dietary fatty acid composition on pro- and macro-glycogen utilization and resynthesis. The analyses were further extended for different muscle fibers (type Ⅰ, type Ⅱ, & type Ⅱb) as well as tissues (i.e., liver & heart). Total one hundred sixty Sprague-Dawley rats were used, and rats were randomly allocated into four experimental groups: animals fed standard chow diet (n = 40), animals fed saturated fatty acid diet (n = 40), animals fed monounsaturated fatty acid (n = 40), and animals fed polyunsaturated fatty acid (n = 40). Animals in each groups were further divided into five subgroups: sacrificed at REST (n = 8), sacrificed at immediately after 3 hr swim exercise (P-0HR, n = 8), sacrificed at one hour after 3 hr swim exercise (P-1HR, n = 8), sacrificed at four hour after 3 hr swim exercise (P-4HR, n = 8), and sacrificed at twenty-four hour after 3 hr swim exercise (P-24HR, n = 8). Soleus (type Ⅰ), red gastrocnemius (type Ⅱa), white gastrocnemius (type Ⅱb), liver, and heart were dissected out at appropriated time point from all animals, and were used for analyses of pro- & macro-glycogen concentrations. After 8 weeks of dietary interventions, there was no significant difference in body mass in any of dietary conditions (p>.05). After 3 hr swim exercise, blood lactate level was higher compared to resting conditions in all groups, but it was returned to resting value after 1 hr rest (p<.05). Free fatty acid concentration was higher in all high fat fed groups (regardless of fatty acid composition) than CHOW consumed group. At rest, pro- & macro-glycogen concentration was not different from any of experimental groups (p>.05). Regardless of forms of glycogen, the highest level was observed in liver (p<.01), and most cases of supercompensation after 3hr exercise observed in this study were occurred in CHOW fed tissues. Except heart muscle, all tissues used in this study showed that pro- and macro-glycogen concentration was significantly decreased after 3 hr exercise. Based on these results, two conclusions were made: first, there is no different level of glycogen content in various tissues regardless of types of fatty acids consumed and second, the highest mobilization rate would be demonstrated from CHOW fed animals compare to animals that consumed any kinds of fatty acid diet if prolonged exercise is applied. (Korean J Nutr 2007; 40(3): 211~220)

      • KCI등재

        탄수화물과 크레아틴의 병행 섭취가 조정 2,000M time-trial 및 관련변인에 미치는 영향

        이종삼 ( Jong Sam Lee ),임순영 ( Sun Young Im ),류장희 ( Jang Hee Ryu ),김준호 ( Jun Ho Kim ) 한국스포츠정책과학원(구 한국스포츠개발원) 2011 체육과학연구 Vol.22 No.2

        이 연구에서는 엘리트 대학 조정 선수(10명)를 대상으로 무처치시, 탄수화물 섭취시, 크레아틴 섭취시 및 탄수화물과 크레아틴의 병행 섭취시 2000M time-trial을 실시해 이들 보충제의 섭취가 조정 수행력 및 관련 변인에 미치는 영향을 구명하고자 하였다. 모든 피험자는 총 4회의 실험에 참가해 탄수화물은 실험 전 3일간, 크레아틴은 실험 전 5일간 섭취하였으며, 탄수화물과 크레아틴의 병행 섭취의 경우 탄수화물이나 크레아틴 개개의 섭취 시 이용된 실험설계를 그대로 적용해 크레아틴은 실험 5일전부터, 탄수화물은 실험 시작 3일전부터 섭취하였다. 혈중 기질 성분 중 글루코스와 젖산, 및 관련 생리적 변인들 중 혈압과 심박수, 그리고 운동 수행 중 2,000M 로윙 종료 시간, 총 스트록수, 1회 스트록 시 이동거리, 매 500M의 구간별 기록 및 스트록수 등을 측정하였다. 각각의 변인에 대해 이원변량분석법을 이용해 평균차 검증을 실시하였으며 Tukey의 사후검정을 실시하였다. 통계적 유의수준은 α=.05로 설정하였다. 탄수화물, 크레아틴, 혹은 탄수화물과 크레아틴의 병행 섭취가 조정 2000M 완주 기록 및 총 스트록수에 유의한 변화를 일으키지 못했다. 탄수화물, 크레아틴, 혹은 탄수화물과 크레아틴의 병행 섭취가 조정 2000M time-trial시 심박수 및 혈압(수축기/이완기)에 대한 유의한 변화를 나타내지 못했다. 탄수화물, 크레아틴, 혹은 탄수화물과 크레아틴의 병행 섭취가 조정 2000M time-trial시 혈중 글루코스와 젖산 농도 변화에 유의한 효과를 나타내지 못했다(p>.05). 흥미로운 것은 실험조건과 무관하게 대부분의 피험자들에게서 안정시 혈압이 높게 나타났다는 점(133.3~144.1mmHg)으로 이 점에 대해서는 후속 연구를 통해 밝혀져야 할 것으로 사료된다. 이와 같은 결과들을 토대로 탄수화물, 크레아틴, 혹은 탄수화물과 크레아틴의 병행 섭취가 조정 2000M time-trial시 각 구간별 스트록수, 이동거리, 기록, 및 심박수에 유의한 변화를 일으키지 않는다는 결론을 내릴 수 있었다. The purpose of this study was to investigate the effect of carbohydrate and creatine supplementation on 2000M rowing performance in collegiate elite rowers. Total 10 rowers were recruited, and all subjects were performed four separated time-trials on rowing ergometer with either control condition (no supplement was administered) or orally supplemented conditions (3 d carbohydrate [CHO] supplement, 5 d creatine [Cre] supplement, and combined with 3 d CHO and 5 d Cre supplement). Completion time of 2000M, total stroke frequency, moving distance per single stroke, heart rate, blood pressure (both systolic and diastolic), blood glucose and lactate concentration were measured. Twoway ANOVA was used to test if the mean values were statistically different, tukey`s post-hoc test was adopted to identify where the statistical significance was found. There was no statistical difference observed in total 2000M rowing time, moving distance per single stroke and stroke frequency following four different experimental treatments (p>.05). Heart rate and blood pressure was not significantly changed after CHO and Cre supplement when the comparison was made with control condition (p>.05). Supplement of CHO and Cre did not affect any glucose and lactate concentration during performing 2000M rowing and at 45 min of recovery period (p>.05). Interestingly, resting systolic blood pressure was abnormally high (133.3~144.1 mmHg) in most subjects regardless of different experimental conditions. This needs to be further examined in subsequent studies. Based on these results it was concluded that supplementation of CHO, or Cre, or CHO and Cre combination is not exert notable positive effects in 2000M rowing performance and relevant variables.

      • KCI등재
      • SCOPUSKCI등재

        시금치에서 분리한 엽록체의 인산 (燐酸) 대사에 관한 연구

        이종삼(Chong Sam Lee),이영녹(Young Nok Lee) 한국식물학회 1976 Journal of Plant Biology Vol.19 No.3

        In order to observe the phosphate metabolism in chloroplast, the contents of inorganic phosphate and various compounds in chloroplast from spinach leaf tissues were investigated during the reaction in the light and dark in the reaction mixture and the turnover of phosphate in chloroplast was compared with that of whole cell system: 1. The phosphorus of DNA in chloroplast appears to be transferred from inorganic phosphate, while in whole cell system from phosphate pool. 2. ^32P-phosphate content of acid soluble fraction in chloroplast as well as in whole cell system was more increased in the light than dark during the reaction. It was noted to be caused by the stimulation of sugar phosphate synthesis in the light. 3. It was confirmed that polyphosphate exists in chloroplast as well as whole cell. Acid insoluble polyphosphate content in whole cell system was significantly decreased during the reaction and the similar tendency was also observed in chloroplast. It is, therefore, considered that acid insoluble polyphosphate also play an most important role as a phosphate pool respectively in chloroplast and in cytoplasm. 4. Protein and lipid phosphorus in chloroplast as well as whole cell system were transferred from acid insoluble polyphosphate.

      • KCI등재
      • KCI등재

        복합 운동 훈련이 인간 골격근의 형태학적 변화와 유산소 대사관련 효소 활성에 미치는 영향

        이길우(Lee, Kil-Woo),이종삼(Lee, Jong-Sam),이장규(Lee, Jang-Kyu) 한국산학기술학회 2014 한국산학기술학회논문지 Vol.15 No.1

        이 연구의 목적은 건강한 남자 14명을 대상자로 단기간의 지구성 훈련과 지구성 운동에 웨이트 운동을 병행 한 복합훈련이 골격근 섬유의 형태 및 골격근 내 산화적 효소의 활성도에 미치는 영향을 구명하고자 하였다. 지구성 트레이닝 집단은 최대심박수의 70∼80% 에서 40분간 자유형으로 수영을 6주간 실시하였으며 복합 트레이닝 집단은 동일한 수영을 실시한 후 웨이트 트레이닝을 추가로 실시하였다. 근섬유 횡단면적에 있어 복합훈련 집단과 지구성 훈 련 집단 간에 차이가 나타나지 않았으며 훈련기간에 따라 복합훈련 집단에서 지구성 훈련 집단보다 증가한 것으로 나타났다. 모세혈관 수에 있어서도 집단 간 차이는 나타나지 않았으며 훈련기간에 따라 복합훈련 집단에서 지구성 훈 련 집단보다 증가한 것으로 나타났다. 유산소성 대사 효소 중 CS, β-HAD 그리고 CPT의 활성도는 훈련형태에 따른 차이는 통계적으로 나타나지 않았으나 복합훈련 집단에서 지구성 훈련 집단에서 보다 더 큰 증가의 폭을 나타냈다. 이와 같은 결과를 종합해 볼 때 유산소성 훈련만을 실시할 때 보다 유·무산소 운동이 복합적으로 구성되어 있는 훈 련의 수행이 근섬유의 에너지 대사 관련 효소들의 활성도 증가와 근 세포 모세혈관의 발달에 보다 효과적이라는 결 론을 도출할 수 있었다. The purpose of this study was to investigate the effect of either endurance training only or endurance and weight training on muscle morphology and oxidative enzyme activities in human skeletal muscles. Fourteen healthy males were randomly divided into one of two experimental training groups, either swim exercise training (n=7, ST) or combined exercise training (swim and resistance exercise training; n=7, SWT). The change of muscle fiber type was not significantly different between ST and SWT following 6 weeks of exercise training. Mean cross sectional areas as well as the numbers of capillary of different types of muscle fiber were not also significantly different from baseline for both exercise training groups (p>.05) although the tendency of increase were more notable in SWT. All oxidative enzyme activities (i.e., β-hydroxyl acyl dehydrogenase, citrate synthase, and carnitine palmitoyl transferase) were marginally higher in SWT compared to ST even though statistical power did not reach the level of significance. Based on these results, it was concluded that performing of combined (swimming and weight) exercise training could be the better modality for improving muscle morphological changes and oxidative enzyme activities than performing of only single aerobic exercise intervention in young healthy human skeletal muscles.

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