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      • KCI등재

        Floristic characteristics of vascular plants and first distributional report of Pseudostellaria baekdusanensis M. Kim in Yongneup wetland protected area

        Young-Chul Kim,Hyun-Hee Chae,Sang-Heock Oh,Seung-Ho Choi2,Moon-Pyo Hong3,Gi-Heum Nam,Jae-Yoon Choi,Hyun-Sook Choi,Kyu-Song Lee 한국환경생태학회 2015 한국환경생태학회지 Vol.29 No.2

        Yongneup wetland protected area, the only high moor in Korea, is a core area to conserve biodiversity. Even though the Yongneup wetland protected area is relatively small, various plant species are distributed in the Yongneup wetland protected area because it includes various habitats showing different environmental gradients. Vascular plants distributed in the Yongneup wetland protected area were identified as a total of 376 taxa that is composed of 73 families, 217 genera, 322 species, 3 subspecies, 44 varieties and 7 forms. For endangered plants designated by the Ministry of Environment, 5 species including Trientalis europaea var. arctica, Lilium dauricum, Halenia corniculata, Lychnis wilfordii and Menyanthes trifoliata were found and 34 taxa were confirmed to be distributed only in the mountainous wetland habitats. Regarding naturalized plants, a total of 11 taxa were distributed, but most of them were distributed in the areas where artificial interference has occurred. And in areas inside the wetlands that are relatively well preserved, 2 species of Bidens frondosa and Erigeron annuus were observed. In this study, the occurrence and distribution of Pseudostellaria baekdusanensis M. Kim, which was recently found in Mt. Baekdu and reported as a new species, were identified in the Yongneup wetland protected area. A wetland is a very vulnerable area to drastic environmental changes and damages to its ecosystem could cause the extinction of rare plant species which are distributed only in the wetlands. Therefore, it is mandatory that current status of the Yongneup wetland protected area is evaluated and actions to prevent rapid environmental changes are taken. Fourteen separate investigations were conducted in 2013 and another four in 2014, to evaluate current status of the Yongneup wetland protected area. These investigations have provided us the basic information for future actions of conservation and restoration.

      • KCI등재

        蓄血證과 蓄水證의 病理에 關한 文獻的 考察

        崔昇勳,安圭錫,文濬典,朴鐘鉉 대한동의병리학회 1994 동의생리병리학회지 Vol.9 No.1

        연구배경 : 축혈증과 축수증은 태양표증이 풀리지 않아 邪熱이 안으로 들어가 형성된 양대병증으로 이들의 부위 및 병리에 대한 설명이 명확치 못한 점이 많다. 이에 축혈증과 축수증의 본래 의미를 검토하고 그것의 병리에 대해서 부위, 증상, 개체별 차이 및 측수ㆍ축혈증의 실질에 대해서 연구하고자 함. 연구방법 : 축혈증과 축수증에 관련된 조문 및 유사증에 관한 조문들을 가려서 역대 주가들의 주를 참고로 연구하였다. 축수ㆍ축혈의 실질에 관해서는 처방을 중심으로 사용된 약재들의 현대적 약리작용을 통해 연구하였다. 결과 : 축혈증은 하초소복부의 혈액순환계통의 질환과 관련된 것으로 나타났으며, 축수증은 방광자체의 문제이기 보다는 기화분리로 인한 수액대사 장애와 관련된 병증으로 볼 수 있다. Through the philological study on syndrome of stagnated blood & syndrome of stagnated water, the results are obtained as following; 1. It is resonable to understand that the location of Syndrome of Stagnated Blood(蓄血證) is the lower abdomen and Syndrome of Stagnated Waste (蓄水證) is not exactly the disorder of Gall Bladder itself, but the disturbance of waterbolism derived from the disturbance of Qi (氣) transformation. 2. Syndrome of Stagnated Blood is that, being uncured Taiyang Channel Syndrom (太陽病), pathogen enters inside and pathogenic heat combines with blood at the lower abdomen; its main signs are spasmatic distention or muscular rigidity of the lower abdomen, mental derangement and normal urination. 3. Syndrome of Stagnated Water is that, being uncured Taiyang Channel Syndrom, pathogenic heat enters inside and combines with water and leads to disturbance of waterbolism; its main signs are thirsty, dysphoria, and difficulty in urination. 4. In the view of Western Medicine, Syndrome of Stagnated Blood is related with the disease of the blood circulation-especially in microcirculation- of the lower abdomen; Syndrome of Stagnated Water is similar to the disease which is related with the abnomal state of osmotic density derived from the unblance of electrolytes. 5. Lee Je-Ma regared the Syndrome of Stagnated Blood as SinSooYeolPyoYeolByung(腎受熱表熱病) of ShaoYin-Ren (少陰人), so explained it as the disease derived from the lower abdominal accumulation of Yang-Qi (陽氣) which coudn't have ascended; and regarded the Syndrome of Stagnated Water as PiSooHanPyoHanByung (脾受寒表寒病) of ShaoYang-Ren (少陽人), so explained it as the disease derived from the accumulation of internal heat because of discending disturbance of Yin-Qi (陰氣).

      • 중년 여성의 운동형태별 영양섭취에 관한 연구

        최승욱,백영호,김수진,문미자 釜山大學校 附設 體育科學硏究所 2005 體育科學硏究所 論文集 Vol.21 No.1

        With middle-aged women living in B metropolitan city as subjects, classified were two groups : the women who take steady exercise for over 6 months and the women who take no exercise, and a comparative analysis was made of the total caloric intake, the ratio of the intake of three major nutrients, the intake of micronutrients, and the amount and ratio of daily dietary intake, according to the type of exercise, with the following results.......

      • Intermediate Driver 기반의 개인 방화벽 구현

        최승문,김기철,이정문 강원대학교 정보통신연구소 2002 정보통신논문지 Vol.6 No.-

        In this paper, a new technique is proposed for the implementation of personal firewall using the intermediate driver. It meets the Network Driver Interface Specification(NDIS) and Windows Driver Model(WDM) standards. A prototype personal firewall based on this technique shows good performance in packet filtering according to the ruleset against possible attempts of hacking.

      • 企業의 環境情報公示實態에 대한 槪觀

        최종서,문승엽 부산대학교 환경문제연구소 1998 環境硏究報 Vol.16 No.-

        The need for a substantial response to the worldwide environmental crisis from organizations in general and businesses in particular has never been clearer or more urgent. Despite the relatively considerable strides made by many businesses throughout the world by the early 1990s, the role played by accounting in the early steps taken by corporations towards a greening of business was small. Yet it was becoming apparent that a more substantial move towards a sustainable economic framework could not be achieved without a more substantial response from accounting and finance. There are two principal reasons for this. First, it is cutie apparent that if there is to be any major progress in reducing the rate of ecological destruction, business will have to play a major part. Second, business people need some performance indicators on their achievements in environmental activity and such an information system would need to run parallel or be incorporated with the present accounting information system. Wide experience shows however, that current accounting practice and the present accounting and financial frameworks both hinder environmental initiatives and positively encourage environmentally malign activity Thus business cannot fully embrace the necessary environmental changes until accounting and finance has done so. Many researches to date have examined the extent to which companies produce social information, of which environmental information would be a part. The recent upsurge in concern for environmental issues has brought an attendant increase in the emphasis on environmental disclosure. Despite the probable national differences in disclosure rates, the overall levels of reporting might encourage one to be optimistic about the success of voluntary disclosure. The Korean Securities Exchange Commission followed suit by enacting in 1996 a provision in the Corporate Accounting Standards which required the inclusion of environmental information in the form of accompanying footnote to the corporate financial reports. This paper aimed to examine the of overall trend of the corporate environmental disclosures made by business community throughout the world along with the Korean evidence available from 1997 semi-annual as well as annual audit reports.

      • 卵巢 腫瘍組織의 植物凝集素 結合에 關한 免疫酵素組織化學的 硏究

        文炳俊,崔宗相,白承龍 고려대학교 의과대학 1984 고려대 의대 잡지 Vol.21 No.3

        Certain plant proteins called lectins are much more stable than globulin antibodies and are used to detect characteristics of carbobydrate on the cell membranes. To evaluate the changes in lectin bindings, the author had carried an experiment by applying wseveral kinds of lectins to each 3 cases of formalin-fixed and paraffin embedded mucinus cystadenoma, mucinous cystadenocarcinoma, serous cystadenoma, papillary serous cystadenocarcinoma, endometriod adenocarcinoma, granulosa cell tumor, Sertoli cell tumor, benign cystic teratoma, dysgerminoma and choriocarcinoma were selcted. Lectins used were concanavalin-A (Con-A), wheat grem agglutinin (WGA), peanut agglutinin (PNA), soybean agglutinin (SBA), Ricinus communis agglutinin I (RCA I), Ulex europaeus agglutinin I (UEA I), dolichos biflorus agglutinin (DBA) and Pinellia ternata agglutinin (PTA). And binding of lectins were evaluated by an immunohistochemistry based upon the avidinbiotin system. The results obtained are as follows; 1. On the neoplastic cells of mucinous cystadenoma, WGA, PNA SBA, RCA I, and DBA showed-positive reaction on the contrary WGA, SBA, RCA I and UEA I revealed positive reaction on those of mucinous cystadenocarcinoma. 2. On the serous neoplastic cells of serous cystadenoma, WGA, and RCA I showed positive reactions, on the contrary WGA, PNA, RCA I and PTA showed positive reactions on those of serous cystadenocarcinoma. 3. On the neoplastic cells of endomtrioid adenocarcinoma, WGA, PNA, RNA I, UEA I and PTA showed positive reactions. 4. On the neoplstic cells of granulosa-theca cell tumors, con-A, WGA and PTA showed positive reactions only on the theca cells. 5. On the neoplastic cells of Sertoli cells, Con-A and WGA showed psositive reactions. 6. On the neoplastic components of benign cystic teratomas, variable binding reactions were noted on the eqidermal, sebaceous and eccrine gland tissues. 7. On the neoplastic cells of dysgerminoumas, all the lectine showed negative reactions. 8. On the syncytiotrophoblasts of the chorcarcinomas, Con-A, WGA and PTA showed positive reactions, and only WGA showed positive reactions on the cytotropholbasts of the choriocarcinomas. Above findings suggest that the application of lectin pannel can be used for the purpose of differentiation between benign and malignant ovarian tumors.

      • KCI등재
      • 실리카 도파로형 WDM 광 필터의 설계 및 해석에 관한 연구

        최대필,문성욱,정영철,신장욱,정명영,최태구 광운대학교 신기술연구소 1997 신기술연구소논문집 Vol.26 No.-

        본 논문에서는 Mach-Zehnder 간섭기로 구성된 1×4 필터와 성형결합기로 구성된 5×5 광도파로 격자 라우터를 BPM CAD TOOL을 이용하여 설계하였고 최적화 하였다. 마스크 레이아웃을 효율적으로 실현하기 위한 전체 도파구조를 설계하였다. BPM 전산모사를 통해 설계된 소자의 WDM 특성을 0.8 nm(100 ㎓)와 8.0 nm(1000 ㎓)의 채널간격에 대해서 살펴보았다. 설계된 소자는 두가지 채널간격 모두에 대하여 3.5dB 이내의 잉여손실, 0.5dB 이내의 균일성과 -22dB 이내의 누화(crosstalk)특성을 보임을 확인하였다. In this paper, we designed and optimized 1×4 WDM Filter composed of Mach-Zehnder Interferometer and 5×5 Waveguide Grating Router(WGR) composed of two star couplers. The overall guiding structure is designed to realize the mask layout efficiently. Through the BPM simulation, we demonstrated WDM characteristics of these devices with 0.8 nm and 8.0 nm channel-spacing. It is shown that the excess loss is less than 3.5dB, uniformity less than 0.5dB and the crosstalk smaller than –22 dB for both the channel spacings.

      • KCI등재

        한우, 칡소 및 제주 흑우 Calpain-Calpastatin 유전자 다양성

        이승환,김승창,조수현,최봉환,Aditi Sharma,임다정,당창권,장선식,김재환,고문석,양보석,강희설 충남대학교 농업과학연구소 2013 농업과학연구 Vol.40 No.2

        The aim of study was to investigate genetic diversity for the calpain/calpastatin gene in three Hanwoo breeds [(Brown (n=62), Brindle (n=81) and Jeju Black (n=30)]. Random samples from three breeds of Hanwoo were selected and genotyped for the 7 SNPs of calpain/calpastatin using TaqMan method. Allele frequencies were investigated for CAPN1/CAST gene. Allele frequency of CAST2 SNP was 0.75, 0.59 and 0.22 for Brown, Brindle and Jeju black, respectively. The CAST3 revealed allele frequency of 0.59 and 0.57 in Brown and Jeju Black, while it showed very low allele frequency (0.07) in Brindle. In particular, favorable allele (G allele) for the CAPN1-2 SNP which was shown a strong association with tenderness in Taurine and Indicine cattle revealed 16% and 17% higher allele frequency in Brown Hanwoo (0.82) comparing Brindle (0.66) and Jeju Black Hanwoo (0.65). AMOVA demonstrated that among population variance occupied only 10% of total variance and among individual variance was 0%, while within individual variance was 90% of total variance. This result showed that population effect contributed very small portion of genetic to these three Hanwoo breeds, while within individual variance contributed large portion of genetic diversity within these Hanwoo breeds. In conclusion, three Hanwoo breeds (Brown, Brindle and Jeju black) showed a genetically homogeneous based on the 7 SNPs of CAPN1/CAST gene and it came from same ancestor to form modern Hanwoo breed.

      • 골다공증에 의한 압박 골절의 치료에 있어서 경피적 추세 성형술의 의의

        최재영,윤승환,조준,문창택,장상근 건국대학교 의과학연구소 2001 건국의과학학술지 Vol.11 No.-

        Percutaneous vertebroplasty has recently been introduced as a therapeutic alternative for the treatment of pain associated with osteoporotic compression fractures and performed popularly at a few centers by neurosurgeons. This technique allows marked pain relief through stabilization of microfractures and strengthening of weakened vertebral body. Authors retrospectively analyzed the clinical outcome of 100 patients with osteoporotic compression fractures for investigating the therapeutic effectiveness of percutaneous vertebroplasty. They were treated with vertebroplasty from April to August 1999. Plain X-ray of all patients showed osteoporotic compression fractures at more than one level.

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