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D-Amino Acid Aminotransferase 활성보유 고온성미생물의 탐색 및 분류학적 특성 연구
곽미선,이승구,정상철,서승현,이재흥,전영중,김영호,성문희 충남대학교 약학대학 의약품개발연구소 1999 藥學論文集 Vol.15 No.-
To acquire an industrially useful biocatalyst for the enzymatic synthesis and production of various D-amino acids, 1,300 thermophiles isolated from the soil of Korea were analyzed for D-amino acid aminotransferase (D-AAT) activity. The enzyme activity was found from 110 strains of isolated thermophiles revealing its wide occurrence in thermophiles. Enzyme activity and thermal stability of the D-AAT producers were compared. Finally we have selected four thermophiles as producers of potent biocatalysts for the D-amino acid production; two therrnophiles, Bacillus sp. LK-I and LK-2, having higher specific activity and two thermophiles, B. stearothermophilus KL-01 and Bacillus sp. KLS-0l, having higher thermal stability than the D-AAT producers. Taxonomic and physiological characteristics of the four isolated thermophiles were described herein.
전치부의 경미한 공간부조화 개선을 위한 가철성 장치의 적용 예
곽아람,최영철,박재홍,최성철,김광철 大韓小兒齒科學會 2007 大韓小兒齒科學會誌 Vol.34 No.4
골격성 부조화가 없는 I급 부정교합은 치아-악궁 간의 크기 차이에 의한 총생(crowding)이나 공극(spacing)이 주된 문제점이다. 이와 같은 경미한 공간 부조화를 개선시키고자 할 때,치열의 종류,치아-악궁크기 부조화의 양,환자의 협조도,또는 환자의 요구 등에 따라 치료 방법은 다양할 수 있다. 본 증례보고에서는 I급 구치부 관계를 지니면서 전치부의 치아-악궁크기 부조화의 양이 크지 않은 영구치열에서 상하 악 전치부의 경미한 총생이나 공극이 관찰되는 경우에 사용할 수 있는 clear aligner와 spring aligner 장치의 이용에 관하여 보고하고자 한다. 이와 같은 장치들의 임상 적용에는 몇 가지 제한적인 조건이 있기는 하지만,잘 선택된 증례에서는 매우 유용하며 편리하게 이용될 수 있다. 특히 총생이 존재하는 경우에는 이를 해소시킬 공간이 치열 내에서 확보되어야 하므로,확실한 분석과 진단으로 치아 인접면 삭제의 양을 정확히 결정하여 각 치아들의 근심면과 원심면에서의 삭제의 양이 균등히 이루어질 수 있도록 하는 것이 바람직하다. 또한 치간에 공극이 존재하는 경우에는 배열 후 치열궁 둘레의 감소와 함께 상하악 전치부 간의 over-jet 문제가 생길 수 있어 대합치열과의 교합관계에 신중을 기하여야 한다. Class I malocclusion without skeletal problem results from tooth size/arch-size discrepancies, either evidenced by crowding, or spacing problems. Treatment method can be chosen according to dentition, the amount of arch discrepancy, patient compliance, or patient demands. We report of clear aligner and spring aligner that can be applicated in cases of permanent dentition with minimal arch discrepancy in anterior segment. There are some limits of application, but these are very useful appliances in the selective case. When crowding exists, definitive analysis and diagnosis should be made before starting treatment because certain amount of space must be obtained somewhere in the dentition to resolve the crowding. Therefore, appliance should be applied when lacking space is small. Also, in cases with spacing arch circumference is reduced after alignment so no problem in intermaxilla occlusal relationship must be confirmed. In case with crowding, judicious removal of interproximal enamel is indicated.
보디빌딩 선수들의 시합 전·후 신체조성과 체력 및 혈관탄성도 변화와 영양섭취 실태연구
곽재준,박재성,하수민,백영호 釜山大學校 附設 體育科學硏究所 2013 體育科學硏究所 論文集 Vol.30 No.-
The purpose of this study were to investigate a study of body composition, physical fitness, change of vascular compliance and nutrient intake status a before and after bodybuilders match. In this study, participants were 6 bodybuilders. The analyzed data brought about the following results by using paired t-test with SPSS 20.0. The results of the research were as follows. In to body weight and BMI were significantly increased but sit and reach were significantly decreased after match. There was non significantly difference in vascular compliance. Calories, lipids, carbohydrates, fiber and ash had significantly increased after match than before match. Calcium, iron, sodium, potassium, vitamin A, retinol, vitamin B1, vitamin B6, niacin, vitamin C, vitamin E had significantly increased after match than before match. Therefore, Bodybuilders need correct regular diet habit and exercise prescription after match. 본 연구는 B광역시 남자 보디빌딩 선수 6명을 대상으로 신체조성, 체력, 혈관탄성도 및 영양소 섭취상태를 시합 전·후를 분석하는데 목적이 있다. 자료처리는 SPSS 20.0 프로그램을 이용하여 paired t-test를 실시하였고, 연구결과에서 다음과 같은 결론을 얻었다. 시합전에 비해 시합후에 체중과 BMI는 유의하게 증가하였고, 유연성은 유의하게 감소하였고, 혈관탄성도는 유의한 변화가 없었다. 그리고 열량, 지질, 당질, 식이섬유 및 회분은 시합 전 보다 시합 후 유의하게 증가하였다. 또한, 칼슘, 철분, 나트륨, 칼륨, 비타민 A, 레티놀, 비타민 B1, 비타민 B6, 나이아신, 비타민 C, 비타민 E는 시합 전 보다 시합 후 유의하게 증가하였다. 이상을 종합하여 볼 때, 시합 전보다 시합 후에 영양소의 섭취증가로 인해 체중이 증가하는 것을 알 수 있으며, 이상의 연구 결과에서 시합전, 후의 식습관, 맞춤형 운동처방 및 체계적인 컨디셔닝 관리가 요구된다.
이재동,곽현영 慶南大學校 附設 工業技術硏究所 2003 硏究論文集 Vol.21 No.1
SOAP(Simple Object Access Protocol)은 인터넷을 통한 원격 애플리케이션을 원활하게 지원하기 위한 목적의 HTTP를 보완하는 차세대 인터넷 프로토콜이다. SOAP 메세지의 보안을 위해 'SOAP보안 확장 : 전자서명' 표준이 제시되었다. 본 논문에서는 SOAP 보안을 위해 XML 서명기술을 사용한다. SOAP 메세지를 보낼 때 SOAP의 Body요소를 전자서명 하여 Header요소에 첨부하여 보내고, SOAP서비스에서 전자서명을 검사토록 하여 메시지를 인증한다. SOAP(Simple Object Access Protocol) is the next generation internet protocol to complement HTTP which is to support harmoniously with remote application using internet. 'SOAP Security Extension : Digital Signature' standard is proposed for the security of SOAP messages. In this paper we use XML signature technology for SOAP security. At sending SOAP message to service Header element contains the signature of Body element. SOAP service validate the SOAP message and authorize the message.
김용각,유현석,곽재근,김규영,정붕희 大韓顎顔面成形再建外科學會 1990 Maxillofacial Plastic Reconstructive Surgery Vol.12 No.3
Benign neural sheath neoplasms are not common in the maxillofacial region. These lesions can occur as solitary tumors, or they can affect many sites in the form of multiple neurofibromatosis. A solitary neurofibroma is seldom undergo sarcomatous transformation, since solitary neurofibroma is relatively radioresistant and its recurrence rate seems to be low, the treatment of choice is surgical excision. This case showed a solitary neurofibroma in the left side of the floor of mouth which occurred in a 33 - year -old female. The tumor was excised. And there is no evidence of disease. She is satisfied in function and esthetic aspect.
Kwak, Jae-Hwan,Kwon, Nam-Goong,Jung, Jae-Kyung,Cho, Jung-Sook,Kim, Hwan-Mook,Park, Sung-Gyu,Yoo, Yeong-Ah,Kwon, Joo-Hee,Lee, Hee-Soon 대한약학회 2008 Archives of Pharmacal Research Vol.31 No.8
A series of 2-alkyl-2,3-dihydro-1H-2,6,9-triazacyclopenta[b]anthracene-5,10-diones (4a-f) were synthesized and their in vitro cytotoxic activities were evaluated against six human cancer cell lines (HCT15, SK-OV-3, A549, SNB19, MCF7 and MCF7/ADR). A number of compounds including 4c and 4d showed 2-180 times more potent cytotoxic activity than doxorubicin against all human cancer cell lines tested. Furthermore, these compounds retained considerable cytotoxic activity against the doxorubicin-resistant cell line MCF7/ADR, implying their therapeutic potential to treat doxorubicin-resistant tumors.
Jong-Hee Lee,Yeon-Jae Hur,Do-Yeon Kwak,Jun-Hyun Cho,Yeong-Nam Yoon,Bong-Choon Lee,Ji-Yun Lee,Sang-Yeong Kim,Yeong-Bo Sohn,Un-Sang Yeo,Yu-Chun Song,Choon-Woo Lee,Min-Hee Nam,Jae-Keun Sohn 한국육종학회 2012 한국육종학회 심포지엄 Vol.2012 No.07
The green rice leafhopper (GRH), Nephotettix cincticeps Uhler, is one of the most serious insect pests affecting cultivated rice (Oryza sativa L.) in temperate regions of East Asia. To understand the genetic basis of the GRH resistance, a F2 population derived from across between a highly resistant variety,Cheongnam and a susceptible variety, Junambyeo was analyzed by genetic analysis and association mapping. GRH resistance was evaluated using the F2 populations. The results showed that a single dominant gene in Cheongnam. DNA from 22 F2 individuals being either resistant or susceptible were pooled to produce bulk resistant and bulk susceptible DNA samples. Parents and bulks were screened with 192 SSR markers and twolinked SSRmarker, RM6082 and RM20145 were identified.Subsequent mapping in the original mapping population showed that thelocusis flanked by the SSR markers, RM20130 and RM20152 on chromosome 6. To physically map this locus, the-linked markers were landed on the artificial chromosome clones of the reference cv., Nipponbare, released by the International Rice Genome Sequencing Project. The DNA markers found to be closely linked to Grh3 would be useful for marker-assisted selection for the improvement of resistance to GRH in rice.
Assessing Quality and Risk of Bias among Experimental Studies in Clinical Nursing
Jae Sim Jeong,Kyung Choon Lim,Jeong Soon Kwon,Chan Yeong Kwak,Kyung Hee Kim,Sung Jae Kim,Kyung-sook Lee,Kwang Ok Park,Joo Hyun Kim,Keum Soon Kim,Kyoung Eun Lee,Eul Soon Kim,Myoung Ae Choe 한국간호과학회 2011 한국간호과학회 학술대회 Vol.2011 No.10