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      • SCOPUSKCI등재

        가토에서 Vecuronium bromide 의 용량에 따른 근육이완 효과

        김동원,이동호,민경호,전세웅,유희구,김경헌,승익상,김교상,서정국 대한마취과학회 1987 Korean Journal of Anesthesiology Vol.20 No.6

        The introduction of muscle relaxants was an epoch making event in the development of clinical anesthesia and their use has hecame essential to anesthesia practice. Vecuronium, one of the newest muscle relaxants, many advantages; it is .apid acting, non-accumulating, has minimals side reactions and is promptly antagonized by anticholinesterases. However, its pharmacological effect, like other conventional muscle relaxants depends upon the dose and is influenced br many factors including body temperature, blood flow, interaction with other drugs, antibiotics, diuretics and so forth, To obtain a dose·response relationship which is important for clinical use, the effect of the vecuronium in various doses on the neuromuscular block in rabbits was investigated. The results were as follows. 1) In the vecuronium 0.025 mg/kg group, maximal twitch depression was varied between 75 to 92% with a mean value of 84,9%. The spontaneous recovery index was 141.0 seconds (2.35 min). 2) In the vecuranium 7.75 mg/kg group, thmean maximum twitch depression and spontaneous recovery index were 98.4% and 218.6 seconds (3.64 min.) respectively. 3) In the vecuronium 7.1 mg/kg group, maximum twitch depression was 100% and the spontaneous recovery index was markedly prolonged to 627.8 seconds (10.35 min).

      • KCI등재

        金雀根 煎湯液이 家兎血壓에 미치는 影響

        鄭榮穆,辛民敎 대한본초학회 1987 大韓本草學會誌 Vol.2 No.1

        In this study the effect of Radix Caraganae Water Extract (R.C.W.E.) on the blood pressure of the rabbit was investigated. The results of experiment are as follows : 1. Blood pressure manifested gradual response by fall 8.80±1.74, 17.86±3.11, 26.67±3. 46㎜Hg in proportion to the administration of 0.1, 0.3 and 1.0㎖/㎏ of R.C.W.E. 2. Depressor responses to R.C.W.E. were not blocked by Atropine. 3. Depressor responses to R.C.W.E. were not blocked by Propranonol. 4. Depressor responses to R.C.W.E. were not blocked by Hexamethonium. 5. Depressor responses to R.C.W.E. were not blocked by Pheniramine maleate and Cyproheptadine.

      • Stage II B형 골육종에 대한 술전 항암화학요법 및 수술적 치료 결과

        김정만,우영균,김형민,김훈교,이승구,강용구 가톨릭중앙의료원 가톨릭암센터 1997 암심포지움 Vol.- No.1

        Recent advances in imaging techniques, surgery and combination anti-cancer chemotherapy have brought high survial rates in osteosarcoma. To investigate the survival rate, local recurrence and complications in treatment, we analysed 25 osteosarcoma cases who had been treated with preoperative neo-adjuvant chemotherapy, surgery and post operative chemotherapy at Department of Orthopedic Surgery, Catholic University. From May 1988 to April 1995, 42 cases of stage IIB osteosarcoma were admitted in Department of Orthopedic surgery. Among them, 17 cases who didn't follow our treatment guidance were excluded in this study. The average age were 19 years. There were 21 males and 4 females. The involved sites were 4 humerus, 10 femur, 10 tibia and 1 talus. Eleven cases had received intra-arterial cisplatin and intravenous adriamycin chemotherapy, and 7 T-10 protocol and 7 intravenous ifosfamide, ADR, methotrexate, cisplatin. Among twenty-three cases were treated with limb salvage surgery, and 2 amputation. The average follow-up was 35 months(3-82). There were 14 cases of continuous disease free, 9 cases of died of desease, 1 case of alive with disease, and 1 case of no evidence of disease at final follow-up. There were three cases of local recurrence at 6,8 and 12 months after operation. The Estimated kaplan-Meier's 5 year survival rates for all, ADR-cisloatin group, T-10 protocol group, and ifosfamide regimen group were 66%, 73%, 44% and 72%, respectively.

      • 동종 조혈모세포이식 후 발생한 치명적 홍역 폐렴 1예

        백창렬,이동건,최정현,정현화,조유경,박훈준,이승훈,박윤희,이교영,민우성,김춘추,신완식 대한감염학회 2001 감염 Vol.33 No.4

        As a result of the enlarging pool of unvaccinated children and young adults, there has been an increase in measles in our countries. In these situation, it has been reported that measles associated pneumoinia is easily complicated with fatal respiratory failure, espycially in immunocompromised patients. Herein we report the case of lethal measles pneumonia after allogenic hematopoietic stem cell transplantation in adults proven by autopsy. Recently, one case of measles was encountered in 39-year-old female patients after allogenic bone marrow transplanted case (chronic myelogenous leukemia), who progressed into interstitial pneumonia pattern, despite treatment including antibiotics, immunoglobulin. The patient died of giant cell pneumonia compatible with that of measles which was comfirmed in the section of necropsy lung specimen. (Korean J Infect Dis 33:301∼309, 2001)

      • KCI등재

        소동물 폐종양의 정량적 개선을 위한 내부 움직임 평가

        유정우,우상근,이용진,김경민,김진수,이교철,박상준,유란지,강주현,지영훈,정용현,김병일,임상무,Yu, Jung-Woo,Woo, Sang-Keun,Lee, Yong-Jin,Kim, Kyeong-Min,Kim, Jin-Su,Lee, Kyo-Chul,Park, Sang-Jun,Yu, Ran-Ji,Kang, Joo-Hyun,Ji, Young-Hoon,Chung, Y 한국의학물리학회 2011 의학물리 Vol.22 No.3

        이 연구에서는 폐종양의 정량적 개선을 위하여 분자체를 이용하여 내부 움직임을 측정하고 평가된 데이터를 기반으로 소동물 PET 영상내의 폐종양을 국소화하고자 하였다. 소동물 폐 영역의 내부 움직임은 방사성물질을 흡착한 분자체를 이용하여 소동물 폐 영역에 부착함으로써 구현하였다. 폐 영역의 내부 움직임 표적으로 사용된 분자체는 약 37 kBq의 Cu-64를 흡착시켜 폐종양을 모사하였다. 소동물 PET 영상은 Siemens Inveon 스캐너를 이용하여 획득하였으며 외부 움직임 데이터는 트리거 생성 장치인 BioVet을 이용하였다. SD-Rat PET 영상은 $^{18}F$-FDG 37 MBq/0.2 mL을 미정맥으로 주사하고 60분 후 20분간 데이터를 획득하였다. 리스트모드 데이터의 각 선응답은 외부 트리거 장치에 의해 획득된 트리거신호를 이용하여 2 bin에서 16 bin으로 사이노그램을 획득하였다. 획득된 사이노그램 데이터는 OSEM 2D 알고리즘을 이용하여 4회의 반복으로 재구성하였다. 종양의 정량적 분석을 위한 PET 영상은 종양을 묘사한 분자체 영역에 관심영역을 설정하고 계수와 SNR 그리고 FWHM을 이용하여 평가하였다. 움직임 표적으로 사용된 분자체의 크기는 $1.59{\times}2.50mm$이었으며, 기준 영상으로 획득한 체외 분자체 수직 및 수평 FWHM은 $2.91{\times}1.43mm$이었다. 정적영상과 4 bin 그리고 8 bin 영상에서의 수직 FWHM은 각각 3.90 mm, 3.74 mm, 3.16 mm이었으며 수평 FWHM은 각각 2.21 mm, 2.06 mm, 1.60 mm이었다. 정적영상, 4 bin, 8 bin, 12 bin 그리고 16 bin의 계수 값은 각각 4.10, 4.83, 5.59, 5.38, 5.31이었다. 정적영상, 4 bin, 8 bin, 12 bin 그리고 16 bin의 SNR은 4.18, 4.05, 4.22, 3.89, 3.58이었다. FWHM은 게이트 수의 증가에 따라 계속 향상됨을 확인하였다. 그러나 계수 값과 SNR은 게이트 수의 증가에 따라 계속 향상되지 않고 특정 bin 수에서 가장 높은 값을 보여 소동물 폐 영역에서의 종양 영상화시 SNR의 손실을 최소화하면서 향상된 계수 값을 얻을 수 있는 게이트 수를 획득하였다. 내부 움직임 측정은 최적화된 종양 국소화 영상을 획득할 수 있으며 외부 움직임 모니터링 시스템을 사용하지 않고 장기별 움직임 예측 모델링을 위한 유용한 방법이 될 것으로 기대된다. The purpose of this study was to estimate internal motion using molecular sieve for quantitative improvement of lung tumor and to localize lung tumor in the small animal PET image by evaluated data. Internal motion has been demonstrated in small animal lung region by molecular sieve contained radioactive substance. Molecular sieve for internal lung motion target was contained approximately 37 kBq Cu-64. The small animal PET images were obtained from Siemens Inveon scanner using external trigger system (BioVet). SD-Rat PET images were obtained at 60 min post injection of FDG 37 MBq/0.2 mL via tail vein for 20 min. Each line of response in the list-mode data was converted to sinogram gated frames (2~16 bin) by trigger signal obtained from BioVet. The sinogram data was reconstructed using OSEM 2D with 4 iterations. PET images were evaluated with count, SNR, FWHM from ROI drawn in the target region for quantitative tumor analysis. The size of molecular sieve motion target was $1.59{\times}2.50mm$. The reference motion target FWHM of vertical and horizontal was 2.91 mm and 1.43 mm, respectively. The vertical FWHM of static, 4 bin and 8 bin was 3.90 mm, 3.74 mm, and 3.16 mm, respectively. The horizontal FWHM of static, 4 bin and 8 bin was 2.21 mm, 2.06 mm, and 1.60 mm, respectively. Count of static, 4 bin, 8 bin, 12 bin and 16 bin was 4.10, 4.83, 5.59, 5.38, and 5.31, respectively. The SNR of static, 4 bin, 8 bin, 12 bin and 16 bin was 4.18, 4.05, 4.22, 3.89, and 3.58, respectively. The FWHM were improved in accordance with gate number increase. The count and SNR were not proportionately improve with gate number, but shown the highest value in specific bin number. We measured the optimal gate number what minimize the SNR loss and gain improved count when imaging lung tumor in small animal. The internal motion estimation provide localized tumor image and will be a useful method for organ motion prediction modeling without external motion monitoring system.

      • RNA-seq profiling of transcriptomic changes in gibberellic acid-treated seeded grapevine during inflorescence development

        Chan Jin Jung,Su-Jung Lee,Youn Young Hur,Sung-Min Jung,Jung-Ho Noh,Jong-Chul Nam,Kyo-Sun Park,Sung-Hwan Jo,Hee Jae Lee 한국육종학회 2013 한국육종학회 심포지엄 Vol.2013 No.07

        Gibberellic acid (GA) is a well-characterized plant hormone, which plays a critical role in various plant growth and development. including stem elongation, floral indcution and seed development. GA is known to cause enlargement of ripening fruits and, especially in grapevines, GA shows a unique function: the induction of seedlessness in seeded grape varieties. However, despite extensive previous studies about GA, there has been no clear verification of the mechanism that induces seedlessness in grapes. To understand how GA treatment results in artificial parthenocarpy of seeded grapes at molecular levels, we analyzed transcriptional changes in seeded grapes with and without GA application in various inflorescence developmental stages using RNA-seq. At 14 days before flowering (DBF), seeded grapes were treated with 100 ppm GA and clusters were collected at three developmental stages: 7 DBF, full bloom, and 5 days after flowering (DAF). Of a total of 28,974 genes that were mapped to grape genome reference sequences, 7,013 and 9,064 genes were up- and down-regulated, respectively, in the GA-treated grape as compared to the non-GA-treated control at 7 DBF, full bloom, and 5 DAF. Clustering analysis revealed that these genes could be grouped into 9 clusters with different expression patterns. We also carried out functional annotation based on gene ontology categories. There were significant differences in the expression of the GA and auxin-related gene families. These findings expand our understanding of the complex molecular and cellular mechanisms of GA-induced parthenocarpy of grapes and provide a foundation for future studies on seed development in grapevines.

      • Whole-exome sequencing identifies recurrent <i>AKT1</i> mutations in sclerosing hemangioma of lung

        Jung, Seung-Hyun,Kim, Min Sung,Lee, Sung-Hak,Park, Hyun-Chun,Choi, Hyun Joo,Maeng, Leeso,Min, Ki Ouk,Kim, Jeana,Park, Tae In,Shin, Ok Ran,Kim, Tae-Jung,Xu, Haidong,Lee, Kyo Young,Kim, Tae-Min,Song, Sa National Academy of Sciences 2016 PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF Vol.113 No.38

        <P>Pulmonary sclerosing hemangioma (PSH) is a benign tumor with two cell populations (epithelial and stromal cells), for which genomic profiles remain unknown. We conducted exome sequencing of 44 PSHs and identified recurrent somatic mutations of AKT1 (43.2%) and beta-catenin (4.5%). We used a second subset of 24 PSHs to confirm the high frequency of AKT1 mutations (overall 31/68, 45.6%; p.E17K, 33.8%) and recurrent beta-catenin mutations (overall 3 of 68, 4.4%). Of the PSHs without AKT1 mutations, two exhibited AKT1 copy gain. AKT1 mutations existed in both epithelial and stromal cells. In two separate PSHs from one patient, we observed two different AKT1 mutations, indicating they were not disseminated but independent arising tumors. Because the AKT1 mutations were not found to co-occur with beta-catenin mutations (or any other known driver alterations) in any of the PSHs studied, we speculate that this may be the single-most common driver alteration to develop PSHs. Our study revealed genomic differences between PSHs and lung adenocarcinomas, including a high rate of AKT1 mutation in PSHs. These genomic features of PSH identified in the present study provide clues to understanding the biology of PSH and for differential genomic diagnosis of lung tumors.</P>

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