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      • KCI등재

        Distribution of the Fairy Pitta (Pitta nympha) in the South Korea: A focus on protected areas

        Gil-Pyo Hong(홍길표),Jae-Hoon Kim(김재훈),Seul-Gi Seo(서슬기),So-Yeon Cho(조소연),Bo-Yeon Hwang(황보연),Jong-Hyun Park(박종현),Seung-Yeon Lee(이승연),Ga-Young Kim(김가영),Wan-Hee Nam(남완희),Ha-Cheol Sung(성하철) 한국조류학회 2021 한국조류학회지 Vol.28 No.2

        국내 팔색조(Pitta nympha) 분포 현황을 알아보고자 전국 국립공원 등 보호지역 중심으로 총 19개 지역을 조사하였고, 전문가 네트워크를 통해 자료를 보강하였다. 전국 19개 지역을 조사한 결과 북한산, 지리산 등 내륙지역 7개 국립공원에서는 팔색조가 확인되지 않았고, 경남 거제, 남해, 해남, 장흥 고흥 등 남해안과 인접한 12개 지역에서 팔색조 서식이 확인되었다. 또한 전문가 네트워크를 통해 수집한 팔색조 출현 위치 정보 82건을 분석한 결과, 전국 8개 광역지자체 모두 팔색조 서식이 확인되었고, 내륙지역(26.8%)보다 해안지역(73.2%)에서 더 많이 출현하였다. 연구 결과를 종합해보면, 우리나라의 팔색조는 주로 제주도와 남해안 지역을 중심으로 많이 분포하며, 그 보다 적은 개체수가 내륙 지역에 넓게 분포하고 있는 것으로 나타났다. The present study investigated the current distribution of Fairy Pitta (Pitta nympha) in South Korea. A total of 19 study areas, including protected areas such as national and provincial parks in South Korea were surveyed, and additional data obtained from an expert network. According to the results, Fairy Pitta was absent in seven inland national parks, including Mt. Bukhan and Chiri parks. Fairy Pitta inhabited 12 areas near the southern coast of South Korea, including Geoje, Namhae, Haenam, Jangheung, Goheung, and Gyeongnam Province. The analysis results of 82 datasets obtained from experts with regard to the locations where Fairy Pitta have been spotted showed that the bird inhabits all the eight metropolitan regions in South Korea, and is more frequently spotted in coastal areas (73.2%) than in inland areas (26.8%). The findings demonstrate that Fairy Pitta is mainly distributed in Jeju Island and the southern coast of South Korea, and is distributed in inland areas at relatively lower numbers.

      • 천안지역 일부 다중이용시설의 포름알데히드 농도에 관한 연구

        전혜리(Hye-li Jeon),조수연(Su-yeon Jo),조혜란(Hye-ran Jo),조태진(Tae-Jjn Cho),박종안(Jong-an Park),손부순(Bu-soon Son) 대한환경위생공학회 2009 대한환경위생공학회지 Vol.24 No.2

        This study was conducted at a Terminal, a Parking Lot, an Underground shopping center, a Funeral hall and a Hospital waiting room of Cheon An area in August 2008 to examine the concentration level of HCHO(formaldehyde). The concentration level of the remodeled sites were 39.4 ± 12.0 ㎍/㎥ in the terminal, 32.7 ± 7.3 ㎍/㎥ in the parking, and 97.8 ± 29.4 ㎍/㎥ in the underground shopping center. The underground shopping center had the highest level and followed by the terminal and the parking. On the contrary, the site remodeling had the level of 17.7 ± 12.4 ㎍/㎥ in the funeral hall and 17.9 ± 0.6 ㎍/㎥ in the hospital waiting room. The funeral hall had highest level than that of the hospital waiting room. Both the remodeled sites and the not remodeled site had concentration level of HCHO below the standard level, but it was higher in the remodeled sites. There were no relations among the HCHO, the temperature and the humidity in facilities of Cheon An area.

      • KCI등재
      • Helium-Oxygen Plasma 조사에 의한 방사능 저항 미생물 Deinococcus radiodurans 살균

        박연희,김성미,김종일 서울여자대학교 자연과학연구소 2006 자연과학연구논문집 Vol.18 No.-

        다양한 살균법이 있지만 열에 약한 물질을 살균 처리하는 방법으로는 여러 문제점을 지닌 ethylene oxide(EtO) gas를 이용한 것이 주로 쓰이고 있는 실정이다. 플라즈마를 이용한 살균법은 EtO 살균법의 단점을 보완해 주는 대체 기술로 제시되고 있는데 플라즈마 조사에 대한 미생물의 생존을 UV 조사와 비교 분석하였다. 플라즈마에 직접 노출된 Deinococcus radiodurans는 조사 시간의 증가에 따라 colony 형성능력이 크게 감소하였으며, UV 조사에 의한 사멸보다 더 효과적으로 작용하였다. 또한 세균에 플라즈마를 쪼여 준 후 생체 내 효소와 세포 사멸에 관계가 많은 산소 활성종의 양이 증가하여 세포 사멸에 큰 영향을 준다고 사료된다. There are various methods for sterilization but the heat-sensitive materials are sterilized usually by ethylene oxide gas, which has several problems. Plasma sterilization method could replace the sterilization with ethylene oxide gas. The use of plasma for sterilization has been analyzed in this study. The extents of surving colonies imparted by plasma exposure for the increasing time were assessed. The killing effect by plasma was exhibited to be much higher than those by exposure to UV. Irradiation of plasma to the cells was the cause of the breakdown of biopolymer via action of reactive oxygen species, which could result in the cell death.

      • 구동 전동기 입력 전류 및 전력신호에 의한 전동 게이트밸브 진단연구

        박종호,이성노,성게용,조두연 충남대학교 산업기술연구소 1999 산업기술연구논문집 Vol.14 No.2

        The motor-operated valves are used extensively within nuclear power plants in safety-related and balance-of-plant systems and located in almost all plant fluid systems. Their failures have resulted in significant plant maintenance efforts. More important, the operational readiness of nuclear plant safety-related systems has often been affected by MOV degradation and failure. The performance of motor-operated valves should be evaluated to ensure the nuclear safety. It will be accomplished by understanding the state of the art of the diagnostic method and developing the appropriate new methodology to evaluate the measuring parameters to predict the valve performance Measured and evaluated were the changes of the motor current signature taken by simulating the abnormal conditions on the gate MOVs used extensively in the nuclear power plants. Based on the evaluation results, the conclusion can be as follows: 1.The DC signature of motor power shows more sensitive than the current. Both of them have similar behavior during the simulation. 2.The changes of the valve stroke and magnitude with appropriate management of the signature occured during the stroke can be used as an index showing the valve failure and degradation. 3.The diagnosis of valve by simultaneous use of the valve current and power is more useful than the method using the motor current only.

      • SCIESCOPUSKCI등재

        자궁경부에 발생한 배아성 횡문근육종 2예

        박정열,조준식,김대연,이동헌,김종혁,김용만,김영탁,목정은,남주현 대한부인종양 콜포스코피학회 2002 Journal of Gynecologic Oncology Vol.13 No.3

        횡문근육종은 소아와 청소년기에 가장 흔한 연부조직 육종이다. 발생 부위는 일반적으로 두부 및 경부, 그 다음으로 비뇨생식계이다 조직학적으로 배아성 횡문근육종, 국화상 육종, 폐포성 횡문근육종, 다형성 횡문근육종으로 나누어진다. 횡문근육종의 약 20%가 비뇨생식기에서 발생하고, 50% 이상이 배아성 횡문근육종이다. 여성 생식기의 배아성 횡문근육종은 드문 악성 종양으로,주로 유소아의 질에서 발생하며, 자궁경부에서 발생하는 횡문근육종은 청소년기에 흔하고, 질에서 기원하는 횡문근육종이 자궁경부에 기원하는 경우보다 5배 정도 많다. 폐경기여성에서는 자궁체부에서 가장 흔히 발생한다. 비뇨생식기의 횡문근육종의 치료는 과거에는 골반장기 적출술만으로 치료를 시도하였으나. 서서히 다중 항암화학요법, 방사선요법, 근치적 절제술을 포함한 병합요법으로 바뀌어가고 있으며, 이에 따라 생존율이 현저하게 향상되었다. 이에 저자들은 최근 본원 산부인과에서 자궁경부에 발생한 배아성 횡문근육종 2예를 경험하였기에 문헌 고찰과 아울러 보고하는 바이다. Rhabdomyosarcoma is the most common soft tissue sarcoma in childhood and young adult. Genitourinary tract is the econd most common site of rhabdomyosarcoma. Rhabdomyosarcoma can be classified into one of four major types; embryonal, alveolar, pleomorphic and undifferentiated. Embryonal rhabdomyosarcoma of the female genital tract is rare malignant tumor and usually occurs during childhood in the vagina. In rare cases, rhabdomyosarcoma can originate in the uterine cervix, with a peak incidence in the second decade. Recently we have experienced two cases of embryonal rhabdomyosarcoma of the uterine cervix. These cases are presented with a brief review of the literature.

      • 발열로 인해 발현된 부루가다 증후군 1례

        박혜연,김종훈,박경일,황철웅,김태년,남궁준,도준형,이원로,이성윤 白中央醫療院 2005 仁濟醫學 Vol.26 No.1

        Brugada syndrome is characterized by right bundle branch block morphology and ST segment elevation in the right precordial leads and a propensity to develop ventricular arrhythmias. Mutations in a cardiac sodium channel gene have been linked to this syndrome, and the ionic mechanisms responsible for the electrocardiographic phenotype are temperature-dependent. This case report describes a patient in whom a typical Brugada ECG pattern developed during fever and returned normal ECG after fever was subsided.

      • 보상형 PID 재어기를 이용한 DC-서보모터의 속도 제어 시뮬레이션

        박윤명,장종승,추연규,임영도 東亞大學校 附設 情報通信硏究所 1999 情報通信硏究所論文誌 Vol.7 No.1

        본 논문은 Fuzzy Logic Controller를 이용하여 입력을 보상한, 보상형 PID 제어기를 제안한다. 이 제어기를 사용하여 DC-서보모터의 속도제어 특성을 조사하고, 단순 PID 제어기와 비교하여 제안한 제어기의 성능을 평가하였다. 성능 평가 방법은 MATLAB을 이용하여 DC-Servo Motor와 유사한 가상 플랜트를 설정하고, 부하 및 무부하시의 보상형 PID제어기와 단순 PID 제어기의 속도제어 성능을 모의 실험하였다. 모의 실험 결과 보상형 PID 제어기의 성능이 더 우수한 것으로 나타났다.

      • 골격근 근형질세망의 ATPase활성도에 대한 Vanillylnonanamide의 영향

        박경섭,홍장희,류영수,성지연,허강민,임종호,이재흔,석정호 충남대학교 의과대학 지역사회의학연구소 1999 충남의대잡지 Vol.26 No.2

        To investigate the effect of vanillylnonanamide(VN) on the ATPase activity of the sarcoplasmic reticulum(SR) of the skeletal muscle, we prepared the SR vesicles from the back muscle of the rabbit, and measured ATPase activity. The results as follows: Ca-ATPase activity was about 50% in the total ATPase activity of skeletal muscular SR. In the reaction mixture with calcium, 100μM VN increased ATPase activity to 20%, and 100 nM and 10 μM thapsigargin(THP) inhibited the ATPase activity to 50% and 60%, respectively. And 100 μM VN plus 100 nM or 10 μM THP more inhibited ATPase activity than THP alone did it. However, without calcium, 100μM VN did not affect ATPase activity, and 10 μM THP inhibited it to 41%, but VN plus THP inhibited it to 31%. The above results show that VN in the reaction mixture with or without calcium has the different action to ATPase activity when it is used alone or together with Ca-ATPase inhibitor THP. This suggests that VN might increase or decrease the skeletal SR Ca-ATPase activity through affecting the lipid membrane around the Ca-ATPase.

      • KCI등재

        동일한 시료에 대한 국내 기관간의 STR 분석결과 비교 : STR 유전자좌 분석법의 표준화 설정을 위하여

        박종태,신경진,양윤석,우광만,이숭덕,이승환,이정빈,정연보,조승희,한길로,한면수,홍승범 大韓法醫學會 2001 대한법의학회지 Vol.25 No.1

        This paper described a collaborative exercise intended to see what kinds of short tandem repeat (STR) loci are used in different DNA typing laboratories in Korea and to compare their results for the demonstration whether uniformity of DNA profiling results from different laboratory could be achieved in Korea Laboratories were asked to test five tissue DNAs using methods routinely used in each laboratory and to report the results to the coordinating laboratory. The exercise demonstrated that each laboratory was using different STR loci for the typing with different STR numbers,2 VNTRS,36 STRs and amelogenin in total, and the direct comparison of the results from all the laboratory for the 18 loci could not be done as only one laboratory submitted typing results. Among 21 loci for which several laboratories submitted typing results, results for 14 loci were the same and results for the other 7 loci were different depending on the participating laboratory. D1S80, F13A01, D16S539, D21S11, D18S51, D3S1744 were the loci with different typing results. Even in the cases where commercial kits were used, the results were not the same depending on the machines used, that is the capillary electrophoresis or the gel based electrophoresis. The reason for the different results, points about the standardization of the methods arid the profiling data were described.

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