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      • Multiple myeloma 환자에서 Bortezomib치료 후 발생한 마비성 장폐색증 1례

        김준영,이원식,손창학,박성길,진한영,박석주,조영완,정은욱,강명주,박정하,주영돈 인제대학교 2006 仁濟醫學 Vol.27 No.-

        Bortezomib is the first clinically available proteasome inhibitor that is clinically effective in the treatment of multiple myeloma. A proteasome inhibitor acts through multiple mechanisms to arrest tumor growth, tumor spread, and angiogenesis. The main adverse effects of bortezomib are gastrointestinal symptoms, cytopenia, fatigue, and peripheral neuropathy. To date, severe paralytic ileus has not been reported as a toxic effect of bortezomib treatment in multiple myeloma. Bortezomib is a novel agent that has only been used clinically for 30 months, so a need exists to further evaluate its toxicity. We report a case of grade Ⅲ (NCI CTCAE v3.0) or grade Ⅳ(SWOG toxicity criteria) paralytic ileus in a 65-year-old man with relapsed multiple myeloma who underwent one cycle of single-agent bortezomib treatment scheduled in a 21-day cycle (1.3 mg/㎥ as a single i.v. bolus on days 1, 4, 8, and 11).

      • KCI등재
      • SCOPUSKCI등재

        근관장 측정에서 방사선 사진술의 정확도

        조은영,박창서 大韓口腔顎顔面 放射線學會 1998 Imaging Science in Dentistry Vol.28 No.2

        For the successful endodontic treatment, root canal should be cleaned thoroughly by accurate mechanical and chemical canal preparation and sealed completely with canal filling material without damaging the periapical tissues. The accuracy of the root canal length measurement is a prerequisite for the success of the endodontic treatment, and the root canal length is often determined by the standard periapical radiographs and digital tactile sense. In this study, the accuracy and the clinical usefulness of Digora, an intraoral digital imaging processor and the conventional standard radiographs were compared by measuring the length from the top of the file to the root apex. 30 single rooted premolars were invested in a uniformly sized blocks and No.25 K-file was inserted into and fixed in each canal. Each block was placed in equal distance and position to satisfy the principle of the bisecting angle and paralleling techniques and Digora system's image and standard periapical radiographs were taken. Each radiograph was examined by 3 different observers by measuring the length from top of the file to the root apex and each data was compared and analyzed. The results were as follows; 1. In the bisecting angle technique, the average difference between the Digora system and standard periapical radiograph was 0.002 mm and the standard deviation was 0.341 mm which showed no statistically significant difference between the two systems(p>0.05). Also, in the paralleling technique, the average difference between these two system was 0.007mm and the standard deviation was 0.323mm which showed no statistically significant difference between the two systems(p>0.05). 2. In Digora system, the average difference between the bisecting angle and paralleling technique was -0.336mm and the standard deviation was 0.472mm which showed a statistically significant difference between the two techniques(p<0.05). Also, in the standard periapical radiographs, the average difference between the bisecting angle and paralleling technique was 0.328mm and the standard deviation was 0.517mm which showed a statistically significant difference between these two techniques(p<0.05). 3. In Digora system and the standard periapical radiographs, there was a statistically significant difference between the measurement using the bisecting angle technique and the actual length(p<0.05). But there was no statistically significant difference between the measurement using the paralleling technique and the actual length(p>0.05). In conclusion, the determination of the root canal length by using the Digora system can give us as good an image as the standard periapical radiograph and using the paralleling technique instead of the bisecting angle technique can give a measurement closer to the actual canal length, thereby contributing to a successful result. Also, considering the advantages of the digital imaging processor such as decreasing the amount of exposure to the patient, immediate use of the image, magnification of image size, control of the contrast and brightness and the ability of storing the image can give us good reason to replace the standard periapical radiographs.

      • Effect of gel spinning accompanied with cross-linking using boric acid on the structure and properties of high-molecular-weight poly(vinyl alcohol) fiber

        Jo, Yong Gu,Shin, Eun Joo,Lee, Young Jae,Yoon, Won Sik,Han, Sung Soo,Lee, Yang Hun,Lee, Yong Rok,Noh, Seok Kyun,Gal, Yeong Soon,Lyoo, Won Seok Wiley Subscription Services, Inc., A Wiley Company 2009 Journal of applied polymer science Vol.113 No.3

        <P>To enhance the thermal stability of poly(vinyl alcohol) (PVA) fiber, the fiber was prepared from the gel spinning of high molecular weight (HMW) PVA by using dimethyl sulfoxide/water (8/2, v/v) as a solvent, accompanied with the cross-link by boric acid (B-PVA). In addition, the structure and properties of the B-PVA fiber were compared with those of the HMW PVA fiber obtained by using the same spinning system without cross-linking (NB-PVA). Through a series of experiments, it turned out that cross-linking actualized by an optimum amount of boric acid (0.3 wt % based on PVA) and zone drawing caused significant changes in the properties of HMW PVA gel fiber. That is, cross-linking increased thermal degradation temperatures at each degradation step and amounts of final residues, resulting in improving thermal properties of the PVA fiber. On the contrary, it was found that in the case of the B-PVA fiber, some broadening of the original PVA unit cell occurred, which was identified by the peak shift to lower angle in X-ray diffractogram. The tensile strength and Young's modulus of B-PVA fiber with draw ratio of 15 are 23.1 and 308.3 g/d, respectively. © 2009 Wiley Periodicals, Inc. J Appl Polym Sci, 2009</P>

      • KCI등재후보

        멘디의 역사적 기원과 상징성에 대한 연구

        조은영,유태순 한국의류산업학회 2004 한국의류산업학회지 Vol.6 No.3

        Mehndi, becoming a kind of body fashion in western advanced countries nowadays, is a exquisite, classical fashion form sublimated to traditional faith, medicine and designing art. As one of the cultural arts, especially transmitted by women, a individual tradition of the way how to do the mehndi and the design has been handed down from one culture to another over a thousand of years and it is extensively using in many area, all around world today. Mehndi was used as preparing for special events or celebrations in India, Africa, Central Asia in order to pray for happiness, good luck and calm hart 5000 years ago. Especially, it is concerned with romantic love or a wedding and takes important part of a traditional wedding reception and bride adorning in the culture of Hindu or Islam. In addition to adorning skin, mehndi has various symbols, meaning, function, that is, as a speechless language, in several cultures, it has common meaning such as attraction, protection, celebration. The design of mehndi has been in harmony with the figure, colors, skin types of the dress or the ornament. According to the region, religion, design, mehndi is divided into the design of India and Morocco mostly. Indian design mainly shows flowers and paisley pattern, people widely recognize this design to celebrate and adorn bride in wedding ceremony, still apply mehndi the present time. Moroccan mehndi design, representing North Africa, characterized a bold geometrical figure which stands for belief in living under the protection from supernatural power Through the understanding of these various meaning, function, symbolism of the design, adorning their body, the current general public use mehndi as not only aesthetic means but also another self expression.

      • 김치 유산균인 Lactobacillus sp. JJ-2001이 생산하는 Bacteriocin에 관한 연구

        조영배,조우제,조영임,이은주,김성구,전홍기 부산대학교 유전공학연구소 1997 분자생물학 연구보 Vol.13 No.-

        The microorganisms producing bacteriocin from kimch were screened, and among them,a strain showing the highest bacteriocin activity and stability was isolated. Based on the taxonomic characteristics of its morphological, cultural and physiological properties, the isolatef strain was characterized as Lactobacilius sp..To identify optimal conditions for the growth and the production of bacteriocin from the isolated strain,nutrient source, initial pH, and culture temperature were evaluated. Physiochemical properties of bacteriocin was also investigated. The potimal condition for the production of bacteriocin and the cell growth was obtained at 2% glucose, 1% beef extract as organic nitrogen source,1%(NH_4)_2SO_4 as inorganic nitrogen source,and 0.1% Tween 80. The isolated strain showed the maximum growth at 25℃. The inhibitory range of its antimicrobial substance aginst gram positive bacteria was marrow and its inhibitory activity was maintained between pH3.0 and pH8.0. The antimicrobial activity of bacteriocin from the isolated strain was stable at 50℃.

      • KCI등재

        외과적 노출술을 이용한 매복된 하악 제 1 대구치의 자발적 맹출 유도

        김은정,김난진,조호진,김현정,김영진,남순현 大韓小兒齒科學會 2004 大韓小兒齒科學會誌 Vol.31 No.4

        하악 제 1대구치 매복의 발생 빈도는 전체 인구의 0.01%로 드물게 나타난다. 매복의 원인으로는 맹출 공간의 부족, 과잉치, 치성 종양이나 낭과 같은 맹출로상의 장애물, 유전적 요인, 내분비 질환, 외상 등이 있다. 하악 제 1대구치의 매복으로 인해 하안면 고경의 감소, 낭의 형성, 치관 주위염, 인접치의 치근 흡수, 부정 교합 등의 부작용이 생길 수 있으며, 치료 방법으로는 외과적 노출술, 교정적 견인, 외과적 재위치술, 발거 등이 있다. 다음의 두 증례는 하악 제 1대구치의 미맹출을 주소로 내원한 환아에게 외과적 노출술을 시행하여 원심 경사 매복된 하악 제 1대구치의 자발적 맹출을 유도한 증례들이다. Impaction of mandibular first molar is relatively rare and its overall frequency has been reported to be 0.01%. The etiology of impaction are lack of eruption space, physical obstacles such as supernumerary teeth, odontomas or odontogenic tumors, hereditary factors, functional disturbances of endocrine glands and traumas. Impaction of mandibular first molar can result in a short lower facial height, formation of a follicular cyst, pericoronal inflammation, resorption of the roots of neighboring teeth and malocclusion. The treatment options available for impacted teeth include surgical exposure, orthodontic forced eruption, surgical repositioning and surgical removal of unerupted molar. This report presents two cases of distally tilted and impacted mandibular first molars which were treated by surgical exposure. In these cases, we could observe spontaneous eruption of the impacted mandibular first molars after surgical exposure.

      • 스코어 기반 스팸 메일 필터링 기술을 추가한 메일서버 스캐너 개선 연구

        김영현,김명주,최은정,박은옥 서울여자대학교 컴퓨터과학연구소 2003 정보기술논문지 Vol.1 No.-

        본 눈문에서는 정보화 사회에 있어서 E-mail 사용의 확산과 그에 따라 발생하는 컴퓨터 바이러스, 웜, 스팸메일 등의 출현에 따른 문제의 예방책으로써 메일서버스캐너를 제시한다. 이러한 필요성에 기반하여 기존의 개발된 메일스캐너의 개념을 이해하고 기능을 분석한다. 기능 분석을 통해 각각의 메일스캐너의 단점을 개선하고 장점을 강화하는 등의 새롭게 보강된 메일서버스캐너 기술을 제안한다. Indicated in this paper are the problems followed by the proliferation of use of E-mails in this information-oriented society and the advent of computer viruses, worms and spam mails. Mail server scanners for servers are also discussed as a countermeasure. Concepts of conventional mail scanners are described and its functionality is analyzed. New technologies for mail server scanners, reinforced by functional analysis of conventional mail scanners, are suggested. Moreover, IMScanner described in this paper offers detection of unknown malicious codes based on form analysis, in addition to strong 3-level filtering.

      • KCI등재

        Allylisothiocyanate 첨가가 Aflatoxin 생성 곰팡이 대사산물의 생합성에 미치는 영향

        강성조,여명재,이은일,송재영,정덕화 동아시아식생활학회 1996 동아시아식생활학회지 Vol.6 No.1

        The effects of allylisothiocyanate on the biosynthesis of various fungus metabolites such as sterigrnatocystin, lipid, protein, citrate RNA and AMP from the culture of Aspergillius parasiticus R-716 were investigated. The content of sterigmatocystin, the precursor of aflatoxin, was lower in the culture added with 50ppm allylisothiocyanate after 48 hours, however was rather higher after 144 hours compared to that of the control. The addition of allylisothiocyanate resulted in the increase of lipid, protein, RNA in mycelium and the content of citrate in the media, but the amount of AMP was low.

      • 국내육성 오차드그라스 품종들의 캘러스 형성율 및 식물체 재분화 효율

        김기용,강경민,배은경,이인애,임용우,최기준,박근제,손대영,조진기 Plant molecular biology and biotechnology research 2003 Plant molecular biology and biotechnology research Vol.2003 No.-

        Comparisons of callus formation ratios from seed explants, callus sizes, regeneration ratios from callus and regeneration efficiency for 4 orchardgrass (Dactylis glomerata L.) varieties (Three were developed in Korea and one was imported from foreign nation) are as follows; Jangbeol 102 (67.0%) has the highest callus formation ratio in 4 weeks incubated callus after bedding the seed explants, but Potomac (68.4%) has the highest ratio in 6-seek callus. Potomac (3.93cm) has the highest callus size in 4-week callus, but Jangbeol 101 (4.32cm) has the highest size in 6-week callus. Jangbeol 101 (17.7%) has the highest plant regeneration ratio in 4-week callus, but Potomac (37.4%) has the highest raion in 6-week callus. Jangbeol 102 (11.5%) has the highest plant regeneration efficiency in 4-week callus, but Potomac (25.6%) has the highest efficiency in 6-week callus.

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