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      • 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.

      • KCI등재

        응급실에 내원한 약물중독환자의 지역별 비교분석

        임근우,박일영,유승진,나병호,오동렬,전해명,황주일,김세경 대한응급의학회 1995 대한응급의학회지 Vol.6 No.1

        We reviewed retrospectively 230 patients who came to emergency room of Kang Nam St. Mary's Hospital and Uijongbu St. Mary's Hospital between 1. January and 31. December 1994. We classified them according to their age, sex, a sort of drug, the cause of poisoning, prehospital care, time-lapse to arrive at hospital after poisoning, psychiatric problem the status of patients. *We conclude as follows; 1. The male to female ratio was totally 1 : 1.98, 1 : 1.24 in a urban area, 1 : 2.43 in a rural area. 2. On age of the patients in this study, the peake incidence was between 20 and 39(55.2%). 3. On seasonal prevalence, the poisoning was most common in summer and spring, in urban area(35.7%) and rural area(37.0%) respectively. 4. The common drug were as follow; Doxylamine, Organophosphate, Acetaminophen in urban area, Paraquat, Organophospate, Doxylamine in rural area 5. The percentage of suicidal attempt were 81.8% and 87.7% in urban area and rural area respectively. 6. The poisoning patients had psychatric problem in 19.4% and 24.6%, in urban area and rural area respectively. 7. Before arrival to emergency room, 27.7% of patient was done prehospital care in rural area. 8. On arrival to emergency room, 95.1% and 73.8% of patients show stable vital sign in urban area and rural area respectively.

      • 칼슘제 수관살포가 참다래의 과실 품질과 저장에 미치는 영향

        임경호,나양기,임동근,마경철,조윤섭,김월수,이상현,박용서 全南大學校 農業科學技術硏究所 2001 農業科學技術硏究 Vol.36 No.-

        This study were carried out to improve Kiwifruit quality and storage life. Three kinds of calcium compound were sprayed and calcium content of fruits, weight loss during fruit storage and fruit quality were investigated. Calcium contents within leaves and fruit were lower in Clef-non treatment than that of control. The calcium content in fruit pericarp of Kalk-H and CaCl2 was 0.04 to 0.05% higher than that of control. Fruit weight and soluble solids content at harvest was a little higher but acidity and fruit hardness was lowered. Fruit weight loss of Kalk-H and CaCl2 treatment was 1.39 to 1.53% lower than that of control during storage. The soluble solids of ripen fruit was 1.0 to 1.3% higher in all treatment and 0.8% higher in Kalk-H treatment in 120 of after storage. Fruit hardness of control fruit was higher at harvest but that of CaCl2 treatmented fruit was 0.39㎏/φ 5㎜ higher in 120 days of storage.

      • KCI등재후보

        Clomiphene citrate에 의한 배란유도 후의 임신율에 관한 연구

        임춘근,이민용,권경익,박세출,이두룡,남동호,양숙경 啓明大學校 醫科大學 1993 계명의대학술지 Vol.12 No.3

        From March 1990 to February 1993, we evaluated completely follow-uped 68 cases of amenorrhea, oligomenorrhea, infertility(anovulation). The ratio of primary to secondary is 31: 37. Ovulation rate and pregnancy rate of 68 cases which were completely treated with clomphene citrate is 72%, 71.8% respectively. Among these 23 pregnat cases, 19 cases were full term delivered, 1 case is ongoing pregnant, and 3 cases were spontaneously aborted. No one of multiple pregnancy and congenital abnormality was noted.

      • 저온저장과 Nisin처리가 물김치(개량 동치미)의 저장성에 미치는 영향

        정동선,임경화,정원철 서울여자대학교 자연과학연구소 1997 자연과학연구논문집 Vol.9 No.-

        천연항균물질인 nisin에 의한 물김치의 신선도 유지 효과를 조사하기 위하여 숙성된 물김치에 nisin을 첨가 후 저온저장하며 pH, 총산함량, 젖산균수, 대장균군수 등의 변화를 측정하였다. Nisin을 첨가한 물김치는 저장 20일까지 pH 감소 현상이 거의 나타나지 않은 반면, 4℃에 저장한 시험구의 pH는 서서히 낮아져 저장 20일에는 pH 3.41이었고, 2℃에 저장한 시험구의 pH도 약간씩 감소하였다. 물김치내 젖산균수는 4℃에서도 지속적으로 증가함과 더불어 산도도 증가하여 저장 20일에는 초기의 2배에 달하였다. Nisin첨가구의 젖산균수는 첨가 직후 균수의 급격한 감소현상이 있었으나 저장기간이 길어짐에 따라 서서히 증식하여 저장 13일 이후에는 초기 균수 보다 많아졌다. 그러나 nisin첨가구에서의 총산함량은 거의 증가하지 않은 것으로 보아, 물김치내 젖산균이 nisin에 대한 내성이 생겨 nisin에 의한 생육저해효과가 높지는 않으나 내성균주에 의한 산생성능은 약해진 것으로 보인다. 물김치의 저장 중 대장균군수는 산도가 높아짐에 따라 감소하여 4℃ 저장 13일이후에는 대장균군이 나타나지 않은 반면, nisin 처리구에서는 대장균군의 사멸속도가 매우 완만하게 나타난 점으로 보아 nisin 처리에 의해 산생성이 억제되어 신선도는 오래 유지되나 대장균군 억제효과는 낮은 것으로 나타났다. Effect of nisin to extend the freshness of mul-kimchi was investigated by measuring the change in pH, Total acidity, and microbial counts of mul-kimchi during preservation at low temperature. Preservation of mul-kimchi at 2℃ reduced the rate of pH decrease, but preservation at 4℃ resulted in a significant decrease in the rate of pH decrease and Total acidity increase in mul-kimchi. However, nisin treatment into mul-kimchi reduced acid production by lactic acid bacteria, and kept the freshness much longer than that of 2℃ preservation. Lactic acid bacteria in mul-kimchi contained nisin was significantly decreased in number right after addition of nisin, but it started to grow slowly and reached to the original number after 13days of preservation. Nisin also allowed coliforms to survive in mul-kimchi longer than in control. Therefore, nisin can be used to control the over-acidification of mul-kimchi, if only the initial contamination of colifoms is low.

      • KCI등재

        융비술을 이용한 외상성 비변형의 교정

        손경동,위성신,안상태,임 풍 대한미용성형외과학회 1997 Archives of Aesthetic Plastic Surgery Vol.3 No.1

        Nasal dorsal support may be weakened or lost during the corrective rhinoplasty procedures such as resection of dorsal deviation, osteotomies and reposition of deviated nasal bones, and incision, fracture, resection or scoring of the dorsal septal strut especially in the small flat noses. Partial or total augmentation of the nasal dorsum has an important role in the correction of asymmetry and restoration of aesthetic balance in the considerable amount of traumatic nasal deformities. We reviewed medical records, pre- and postoperative photographs of 53 patients with traumatic nasal deformities, which had been corrected by augmentaion rhinoplasties. The majority of the patients were male (70%), ages of twenties and thirties (79%), injured by automobile accident, fist blows, and sports activites (76%), and were operated more than 3 years after injury(74%). Types of deformities were deviation only (47%), depression only (23%), deviation and depression (19%), deviation and hump (8%), and depression and widening (6%). At least two corrective procedures were needed in the deviated deformities and one procedure in the depressed deformities. Materials for augmentation were silicone implants in 55% and autogenous tissues in 45%. In terms of postoperative complications, displacement and/or absorption were observed in 6 of 24 (25%) autogenous augmentations and displacement and/or swelling in 8 of 29 (27.6%) silicone augmentations.

      • KCI등재

        Terfenadine과 Ketoconazole 복용 후 발생된 Torsades de pointes 심실 빈맥증의 치험 1례

        김세경,이기중,유승진,박일영,박승현,임근우,이원재,강동헌 대한응급의학회 1995 대한응급의학회지 Vol.6 No.1

        Torsades de pointes is a form of polymorphic ventricular tachycardia that is associated with prolongation of the QT interval, characterized by QRS complexes of progressively changing amplitude and contour that seem to revolve around the isoelectric line. The most common cause of Torsades de pointes induced by antiarrhythmic agents, occupying in certain drugs or toxin, electrolyte disturbance, congenital QT prolongation syndrome. Cardiotoxicity terfenadine, in overdose a widely used, nonsedating antihistamine, has been reported. Case after administration of terfenadine and ketoconazole causing syncope and torsades de pointes have been reported in recommended dose. We report a case of QT prolongation with torsades de pointes after therapeutic administration of terfenadine, a long acting histamine H1 receptor antagonist, together with ketoconazole, an antifungal preparation. The patient is a 43-year-old female, who experienced palpitation, dizziness and syncopal episoders after coadministration of terfenadine and ketoconazole, for a fungal infection of the skin. The ECG showing typical episodes of torsades de pointes with QT prolongation. Magnesium sulfate was given, torsades de pointes did not recur. The patient was discharged with improved condition.

      • 저전력형 부탄가스 감지소자의 제조 및 그 특성

        장경훈,임준우,강봉휘,이덕동 경북대학교 센서기술연구소 1995 센서技術學術大會論文集 Vol.6 No.1

        Low power consuming butane gas sensors were fabricated using mica substrate which is a thin and elastic insulator. To increase the sensitivity and the stability, various catalyst layers were formed on SnO_(2) thin layer. Among them, SnO_(2) /Pt(17Å)/Pd(30Å) and SnO_(2) /Pt(8Å )/Pd(30Å) thin layer showed good characteristics in stability and dependance of temperature and humidity. The size of fabricated sensors was 1 x 3 mm^(2) and the consumed power was lower than 100 mW at operating temperature(250℃). For 2000 ppm butane concentration, the response time and the recovery time were about 5 seconds and 15 seconds respectively. The sensitivity of the sensors was about 80 % for 5000 ppm butane concentration.

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