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      • KCI등재

        축구선수의 Detraining과 Retraining이 혈청지질 및 호르몬농도에 미치는 영향

        정정화,박재현,채종훈,성혜련,황지인,윤미숙,노금선,윤종관,윤영학,노순덕,정경숙,박일규,김은희,박현태,박상갑 대한스포츠의학회 1999 대한스포츠의학회지 Vol.17 No.1

        The purpose of this study was to investigate the effects of detraining and retraining on serum lipid and hormones in soccer players. Subjects were seven male high-school soccer players. V˙O_2max was determined for each subjects by administering a treadmill test(initial speed: 90m/min, grade: 5%, increasing speed per 3 min: 30m/min). Serum lipid(T-C, TG, HDL-C LDL-C) and hormones(epinephrine, norepinephrine, growth hormones, cortisol) were assayed pre and post detraining in 10, 20, 30 days after retraining. The repeated ANOVA was used to determine significant differences. The 0.05 level of significance was as critical level for the study. The results of the study were as follows: 1. V˙O_2max(ml/min) were 3576.3±204.2ml/min pre detraining, 3234.1±198.9 ml/min post detraining. There are significant(p<.05) difference between pre and post detraining. In 10, 20, 30 days after retraining, V˙O_2max(ml/min) were 3601.4±170.9 ml/min. There were significantly(p<.05) increased in retraining periods. 2. V˙O_2max(ml/kg/min) were significantly(p<.05) decreased from 62.3±2.9 ml/kg/min to 55.9±4.7 ml/kg/min in detraining. In 10, 20, 30 days after retraining, V˙O_2max(ml/kg/min) were 62.4±3.4ml/kg/min, 62.7±2.3ml.kg/min, 67.3±7.2ml/kg/min respectively. There were significantly(p<.05) increased in retraining periods. 3. T-C were significantly (p<.05) increased from 166.6±8.5mg/dl to 175.3±10.3 mg/dl in detraining. In 10, 20, 30 days after retraining, T-C were 160.1± 3.2mg/dl, 156.7±3.7mg/dl, 140.3±9.0mg/dl. There were significantly(p<.05) decreased in retraining periods. 4. HDL-C were 61.4±6.6mg/di pre detraining, 5.3±6.6mg/dl post detraining. There are significant(p<.05) difference between pre and post detraining. In 10, 20, 30 days after retraining, HDL-C were 56.9±7.1mg/dl, 56.4±9.2mg/dl, 57.7±9.1mg/dl respectively. There were no significant difference in retraining periods. 5. The hormones(epinephrine. norepinephrine, growth hormone, cortisol) were changed as same patterns. Epinephrine were 26.0±7.0[g/ml pre detraining, 24.6±3.2pg/ml post detraining. In 10, 20, 30 days after retraining, epinephrine were 26.9±5.6pg/ml, 30.6±6.2pg/ml, 29.4±5.6pg/ml respectively. There were no significant difference in retraining periods. In conclusion, HDL-C, epinephrine, norepinephrine, growth hormone and cortisol were decreased, T-C, LDL-C and TG were increased in detraining. But HDL-C, epinephrine, norepinephrine, growth hormone and cortisol were increased, T-C, LDL-C and TG were decreased in retraining.

      • 플라즈마 표지소자의 제작

        이상윤,라병욱,박동수,황인헌,이덕동,신영남,박성배,이동욱,박용석,박형근,손상호,권태근,채경락,정경득 慶北大學校 自然科學大學 1986 自然科學論文集 Vol.4 No.-

        An Ac-type Plasma Display Panel (PDP) operating with Ne-Ar(0.1%) Penning mixture gas is fabicated. The characterics of the panel with electrodes covered with thin and thick dielectric layers are studied. The brightness of the Neon-orange light emitted by the panel measured as function of applied voltage and frequency. As an application, a graphic display system equipped with PDP showing still and moving pictures is made.

      • KCI등재후보

        구리 이온의 김치산패 억제작용에 관한 연구

        채경연,유양자,경규항,박세원,김연순 한국조리과학회 2002 한국식품조리과학회지 Vol.18 No.1

        Effect of copper ions (Cu^+ and Cu^2+) on the fermentation of kimchi, especially on their effect on the prevention of over-acidification of kimchi, was investigated. The effect of Cu^2+ ion on the growth of individual lactic acid bacterium originally isolated from kimchi was also investigated. The addition of Cu^+(≥4.0mM) or Cu^2+(≥3.0mM) ions in kimchi effectively inhibited growth of lactic acid bacteria and maintained a titratable acidity of less than 1.0% for a periods of 14 days. Leuconostoc mesenteroides significantly decreased at the 10th day of fermentation in control kimchi, whereas the group with Cu^+ and Cu^2+ showed 10^5-10^6 CFU/㎖ at the 14th day of fermentation. This indicates that the addition of Cu^+ and Cu^2+ inhibited the production of excessive acids by inhibiting lactic acid bacteria, and allowed Leu. mesenteroides stay alive longer. Fe^2+ and SO_4^2- ions did not have any effect on the fermentation of kimchi. Cu^2+ inhibited growth of all lactic acid bacteria tested, such as Leu. mesenteroides 6, Streptococcus faecalis 12, Lactobacillus plantarum 14, Lac. brevis 15, Leu. mesenteroides LA 10, and Lac. plantarum LA 97.

      • 자가 면역성 간염에서 자가항체의 발현 양상과 스테로이드 치료의 효과

        박기오,채경훈,허원석,강윤세,정재훈,김연수,문희석,이엄석,김선문,이병석,김남재,이헌영 충남대학교 의과대학 의학연구소 2003 충남의대잡지 Vol.30 No.1

        목적 : 최근 8년간 본원에서 경험한 자기면역성 간염의 혈액학적 특징과 스테로이드의 치료효과를 알아보고자 본 연구를 시행하였다. 방법 : 1996년 이후부터 2002년까지 충남대학교 병원에서 1999년 International Autoimmune Hepatitis Group(LAHG)에서 제시한 수정 진단 기준안에 의거하여 총 진단점수가 probable 이상에 해당하는 환자들을 대상으로 임상적 특징, 검사실 및 조직 소견과 스테로이드와 azathioprine의 치료 효과를 후향적으로 조사하였다. 결과 : 9예의 환자들은 여성이 78%, 40대가 많았고, 급성 발병이 33.3%, 피로감, 식욕부진 및 황달 등이 나타났으며, 항핵항체가 55.6%에서 그리고 항평활근 항체가 77.8%에서 양성이었고, 동반 질환은 류마치스 관절염이 2예, 특발성 혈소판 감소증 1예, Henoch-Sch nlein 자반증 및 그레브스병이 각각 1예 씩이었다. 7예에 대해서 스테로이드와 azathioprine으로 치료하여 생화학적 임상적 완해가 이루어져서 유효한 치료 결과를 얻었다. 결론 : 자가면역성 간염은 우리 나라에서 원인을 찾을 수 없는 만성 간질환의 경우, 특히 중년여성에서 다른 자가면역성 질환이 동반되었을 때 자가면역성 간염을 의심하여 자가항체 선별검사를 시행해 보아야 할 것으로 생각된다. 향후 다기관 연구를 통하여 좀 더 많은 증례를 모으고 전향적인 연구를 시행하여야 할 필요가 있다. Although autoimmune hepatitis(AIH) is common in western contries, some studties have been reported in Korea. The aim of the study was to analyze the clinical and histological features and expression pattern of the autoantibody and to examine clinical course of AIH in Korea. For 9 patients diagnosed as having AIH in our hospital since 1996, we reviewed medical records and analyzed clinical and laboratory findings retrospectively. They had a probable or definite AIH according to the revised criteria of International AIH group. The mean age was 42.7(21∼68)years and 7(77.8%) were female. Three of them(33.3%) showed acute hepatitis and five of them showed cirrhosis. Fatigue and anorexia were the most frequently complained symptoms(55.6%). Four patients(44.4%) were accompanied with other autoimmune diseases. Antinuclear antibody was detected in 5(55.6%) and anti-smooth muscle antibody was detected in 7(77.8%). Three patients showed focal picemeal necrosis and four showed periportal fibrosis. Among 7 patients who received immunosuppressive therapy, six patients(85.7%) showed initial response. and biochemical and serologic remission were achived in 5(71.4%) and 3(42.8%) patients, AIH seems to be partly responsible for chronic liver disease of unknown etiology in Korea. AIH should be suspected in female patients with unknown chronic liver disease of unknown etiolgy, especially accompanied with other autoimmune disease. The clinical characteristics of AIH may not be quite different from those of Western countries.

      • SCOPUSKCI등재

        방사선 조사를 받은 두경부 병소의 재건을 위한 유리피판술

        채수욱,고경석,김주봉,박상훈,한상훈,이택종,남순열,김상윤 大韓成形外科學會 1999 Archives of Plastic Surgery Vol.26 No.3

        Radiation therapy is an effective cancer treatment modality as a primary treatment in early cancer and as an adjuvant treatment in advanced cancer, especially in head and neck lesions, but it also causes irreversible chronic damages to overlying normal tissues that may lead to wound complications. As well, at the microscopic level, radiation injury causes both stasis and occlusion of small vessels. Therefore, surgical reconstruction of previously-irradiated lesions in the head and neck poses a great problem. Fifth-six patients with head and neck lesions underwent 57 microsurgical reconstructions between 1990-1998. Thirteen patients were irradiated before surgery. The previous radiation dose was 30∼75.6 Gy. The free tissue transfer was successful in 52 of the 57 microsurgical reconstructions(91.2%). The success rate was 92.3%(12/13) in previously-irradiated patients and 90.9%(40/44) in nonirradiated patients. Postoperative complications, such as flap loss, fistula, and infection, developed in 4 irradiated patients and 8 nonirradiated patients. Overall complication rate was 30.8%(4/13) in previously-irradiated patients and 18.2%(8/44) in nonirradiated patients. Although the failure rate of previously-irradiated patients was higher than that of nonirradiated patients, there was no statistically significant difference between them. Thus, free tissue transfers in patients with previously-irradiated head and neck lesions are suitable for one-stage reconstruction.

      • 素問·氣交變大論에 對한 硏究

        蔡英?,鄭憲瑩,琴坰樹,朴炅 대한한의진단학회 1998 大韓韓醫診斷學會誌 Vol.2 No.2

        The contents of Ki Kyo Byun Dae Ron(氣交燮大論) are explained on the basis of the so-called "Five elements motion and six kinds of natural factorsc(五運大氣)" theory. The relevant adaptation of the human body to natural enviroment is one of the basic theoties in Oriental medicine, according to which the physical structure and physiological phenomena of human body as well as the physiological changes are in adaptative confirmity with the variations of the natural environment, and hence in diagnosis and treatment the influences of environmental factors such as climatic conditions, geographical localities, etc., should be considered. The theory of Fve Circuit Phases and Six Atomsphric Influences is based on this thought. Summeriiing the contents of the Ki Kyo Byun Dae Ron(氣交燮大論) in reference to the contents of successive generation note, the contents were as follows; What attract our attention in chapter Ⅰ are climatic changes and pathologic explanations on the diseases which are invited by a certain excessive circuit phase. What attract our attention in chapter Ⅱ are climatic changes and pathologic explanations on the diseases which are invited by a certain insufficient circuit phase. The main point of chapter Ⅲ is the promoting and counteracting relations of the five circuit phases taken as a whole, which forms a self-limiting balanced process. What attract our attention in chapter Ⅳ, Ⅴ is the change of five planets brigtness which is invited by excessive or insufficient circuit phase.

      • SCOPUSKCI등재

        하악 제1대구치와 소구치의 과잉치근에 관한 방사선학적 연구

        박미경,최갑식,나채영 大韓口腔顎顔面 放射線學會 1993 Imaging Science in Dentistry Vol.23 No.1

        The purpose of this study was to evaluate the prevalence and distribution of additional root in the mandibular 1st molars and premolars by means of the analysis of the full mouth periapical radiographs in 6,082 patients visited the Dental Infirmary of Kyungpook National University Hospital from March 1989 to February 1993. The results were as follows: 1. The incidence of additional root in the mandibular 1st molars was revealed to be 9.32% in total examined patients, and there was a higher prevalence in males(11.35%) than in females(7.46%). And bilateral occurrence was revealed to be 4.26%. 2. The incidence of additional root in the mandibular premolars was to be 3.57% in total examined patients, and there was a higher prevalence in males(4.28%) than in females(2.91%), And bilateral occurrence in the 1st premolars was revealed to be 1.53%.

      • SCOPUSKCI등재

        자연 동굴 토양 방선균의 속 다양성 분포

        임채영,권오성,김판경,박동진,이동희,김창진 한국산업미생물학회 1996 한국미생물·생명공학회지 Vol.24 No.5

        국내에 소재 하는 자연 동굴 중 충청북도의 고수굴, 천둥굴, 노동굴, 강원도의 고씨굴, 경상북도의 성류굴, 제주도의 협재굴, 쌍용굴, 만장굴 등 8개 동굴의 내부에 존재하는 토양 방선균 분포를 조사하였다. 그 결과 전체적인 속 수준의 분포로서는 Streptomyces가 52.5%, Micromonospora가 16.3%, Nocardioform 22.8% 정도 분포하고 있었으며 Kineosporia, Actinomadura, Nocardiopsis, Streptosporangium의 순서로 방선균이 0.3~1.4% 정도 분포하고 있었다. 지금까지 보고된 일반적인 방선균 분포와 비교해 볼 때 특히 Streptomyces의 분포 비율이 낮고 상대적으로 Micromonospora, Nocardioform이 많이 분포하고 있었다. 한편 노동굴 지역을 대상으로 동굴 내부와 외부로 나누어 방선균 분포를 비교해 보았다. 그 결과 동굴의 내부에는 Streptomyces가 52.0%, Micromonospora가 16.8%, Nocardia가 32.0% 정도 분포하였고 외부에서는 Streptomyces가 75.8%, Micromonospora가 10.7%, Nocardia가 7.1% 정도 분포하였다. 따라서 동일 지역 내에서도 동굴의 내부와 외부에 따라서 큰 차이를 나타내고 있었다. 그리고 분리된 방선균 중에서 Streptomyces속 균주의 형태적인 특징을 조사한 결과, 기균사의 색에 있어서는 회색 계열 45.7%, 적색 계열 7.8%, 황색 계열 2.3%, 녹색 계열 13.2%, 백색 계열 27.1%, 불량 3.9%의 분포를 나타내었다. 일반적으로 Streptomyces속 방선균에서 잘 분리되는 회색과 적색 계열의 분리 비율은 크게 낮아 졌으나 희소한 녹색과 백색 계열은 분리 비율이 크게 증가하였다. 그리고 성류굴에서는 황색, 녹색, 백색, 계열등 다양한 계열의 Streptomyces속 방선균이 많이 분리되었다. 포자 연쇄의 형태에 있어서는 retinaculiaperti 형태가 35.7%, spirales 형태가 12.4%, rectiflexibiles 형태가 51.9%로 나타났다. Total 276 soil actinomycete strains were isolated from 46 soil samples collected at domestic natural caves; the Kosu, Chundong, and Nodong caves at Chungbook province, the Kossi cave at Kangwon province, the Sungruye cave at Kyungbook province, the Hyupjae, Ssangyoug, and Manjang caves at Cheju province. All of these isolates were identified to the genus level based n morphological and physiological characteristics. As the result, 52.5% of those isolates were Streptomyces, 16.3% were Micromonospora, 22.8% were Nocardioform group, 1.1% were Actinomadura, 0.3% were Nocardiopsis, 0.3% were Streptosporangium, 0.3% were Nocardioides, 1.4% were Kineosporia, 4.7% wee the others. Streptomycete strains were the most abundant, but were relatively less comparing to general distribution pattern. Nocardioform and Micromonospora strains were quite abundant, and other rare actinomycete groups were somewhat abundant comparing to general distribution pattern previously reported. Especially Nocardioform strains were highly abundant at almost of the natural caves.

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