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당뇨병 환자와 정상 혈당 환자에서 폐결핵의 임상적, 방사선학적 차이
박형욱 ( Hyung Wook Park ),도경록 ( Kyong Rock Do ),전은경 ( Eun Kyoung Jeon ),박진영 ( Jin Young Park ),이자영 ( Ja Young Lee ),김지은 ( Ji Eun Kim ),박용근 ( Young Kun Park ),이상록 ( Sang Rok Lee ),안진영 ( Jin Young An ) 대한결핵 및 호흡기학회 2008 Tuberculosis and Respiratory Diseases Vol.64 No.4
Reference ranges for autonomic function tests in healthy korean adults
Park, Kee Hong,Kim, Byoung Joon,Kang, Sa-Yoon,Oh, Sun-Young,Sohn, Eun Hee,Song, Kyeong-jin,Shin, Jin-Hong,Kang, Kyoung Hwa,Cho, Eun Bin,Jeong, Heejeong,Lee, Hyung,Kim, Hyun Ah,Kim, Rock Bum,Park, Ki-J The Korean Society of Clinical Neurophysiology 2019 Annals of Clinical Neurophysiology Vol.21 No.2
Background: The standardized autonomic function test has become widely available. However, there are no reference data for this test for the Korean population. This study explored reference data for sudomotor and cardiovagal function tests for the Korean population. Methods: The sweat volume by quantitative sudomotor axon reflex test, heart-rate response to deep breathing (HRdb), expiration:inspiration (E:I) ratio, and Valsalva ratio (VR) were measured in 297 healthy Korean volunteers aged from 20 to 69 years. Multivariate regression analysis was performed to evaluate the effects of age, sex, and body mass index on these variables. The 2.5th, 5th, 10th, 90th, 95th, and 97.5th percentile values were obtained for each investigation. Results: The sweat volume was higher in males than in females. The HRdb and E:I ratio were negatively correlated with age, and were higher in males than in females. The VR was negatively correlated with age, but it was not correlated with sex. Conclusions: This study has provided data on the reference ranges for sudomotor and cardiovagal function tests in healthy Korean adults.
박경현(Kyoung Hyun Park),김록원(Rock Won Kim),양은주(Eun Joo Yang),최은선(Eun Sun Choi),류근호(Keun Ho Ryu) 한국정보과학회 2000 한국정보과학회 학술발표논문집 Vol.27 No.2Ⅰ
반구조적 데이터는 기존의 스키마와는 달리 고정된 스키마가 없고 주어진 데이터 인스턴스에 대해 하나 이상의 스키마가 존재한다. 따라서 여러 개의 스키마 추출이 가능한데 그중 가장 정확한 스키마를 추출해야 하는 문제(Schema Extraction)가 발생한다. 이러한 문제를 해결하기 위해 지금까지 여러 가지 스키마 추출 기법들이 제안되었는데 대표적인 것으로 데이터가이드(DataGuide)를 이용하여 최대경계 스키마를 추출하는 방법과 데이터로그(DataLog)를 이용하여 최소경계 스키마를 추출하는 방법이 있다. 이 논문에서는 기존의 데이터로그를 이용하는 방법보다 향상된 최소경계 스키마 추출 기법을 제안하고 이전의 스키마 추출 기법들과 비교함으로써 알고리즘의 성능을 살펴본다.
문성록,박수경,정영표,김태요,최유선 圓光大學校 醫科學硏究所 1998 圓光醫科學 Vol.14 No.2
Background: Radiation therapy in palliative cancer management leads mainly to nausea, vomiting, dyspepsia and anorexia. Several agents have been used to treat above symptoms and sings. We assessed the usefulness of continuous intravenous infusion of low-dose droperidol, compared to granisetron for the control of gastrointestinal symptoms due to radiation therapy. Method: We devided 30 patients who developed gastrointestinal symptoms after undergoing palliative radiation therapy due to metastatic bone pain in two groups. In group G(n=15), the patients were injected granisetron(3㎎) and then injected it, 3㎎ per day. In group D(n=15), the patients were injected low-dose droperidol(0.25㎎) and then infused continuously at low-dose(1㎎/day) by the disposable continuous infusion pump. Result: There were no significant differences in the patient's satisfaction, improvement of appetite and incidences of side effects between two groups. Conclusion: The continuous intravenous infusion of low-dose droperidol can substitute for serotonin-receptor antagonist for the treatment of gastrointestinal symptoms during radiation therapy for cancer patients.
군산 비응항 개발사업에 대한 지역주민의 인식 및 활성화 방안
이정록 ( Jeong Rock Lee ),박종천 ( Jong Chun Park ),김혜영 ( Hyu Young Kim ),윤이나 ( Yi Na Yoon ),유선경 ( Sun Kyoung Yoo ) 한국경제지리학회 2011 한국경제지리학회지 Vol.14 No.4
As a part of the Saemangeum development, the Gunsan Bi-eung port is underway to be developed for a tourism complex. Since the perception and preferences of the residents are one of the most important steps for the project, those were surveyed and analyzed to generate a proposed vitalization plan. Based on the survey, most of residents had negative opinions on the current development and condition as well as the effectiveness of the development in the future. Residents also pointed out that leisure facilities and higher level of accommodation were necessary, and desired a coastal deck in the Bi-eung beach. Therefore, for vitalization of Bi-eung port area, construction of a comprehensive resort with sports and leisure facility is suggested to attract visitors. Also, efforts from residents and administrative supports are required in marketing, advertizement, and sound business environment.
Selenoprotein S Suppression Enhances the Late Stage Differentiation of Proerythrocytes Via SIRT1
Hee-Young Yang,Kyoung-Jin Chung,Hyang-Rim Park,Seong-Jeong Han,Seung-Rock Lee,Kee-Oh Chay,Ick Young Kim,Byung-Ju Park,Tae-Hoon Lee KOREAN ACADAMY OF ORAL BIOLOGY 2010 International Journal of Oral Biology Vol.35 No.2
Selenoprotein S (SelS) is widely expressed in diverse tissues where it localizes in the plasma membrane and endoplasmic reticulum. We studied the potential function of SelS in erythrocyte differentiation using K562 cells stably overexpressing SelS wild-type (WT) or one of two SelS point mutants, U188S or U188C. We found that in the K562 cells treated with 1 μM Ara-C, SelS gradually declined over five days of treatment. On day 4, intracellular ROS levels were higher in cells expressing SelS-WT than in those expressing a SelS mutant. Moreover, the cell cycle patterns in cells expressing SelS-WT or U188C were similar to the controls. The expression and activation of SIRT1 were also reduced during K562 differentiation. Cells expressing SelS-WT showed elevated SIRT1 expression and activation (phosphorylation), as well as higher levels of FoxO3a expression. SIRT1 activation was diminished slightly in cells expressing SelS-WT after treatment with the ROS scavenger NAC (12mM), but not in those expressing a SelS mutant. After four days of Ara-C treatment, SelS-WT-expressing cells showed elevated transcription of β-globin, γ-globin, ε-globin, GATA- 1 and zfpm-1, whereas cells expressing a SelS mutant did not. These results suggest that the suppression of SelS acts as a trigger for proerythrocyte differentiation via the ROSmediated downregulation of SIRT1.
Design and implementation of a music recommendation model through social media analytics
정경록,박구락,박상혁,Chung, Kyoung-Rock,Park, Koo-Rack,Park, Sang-Hyock Convergence Society for SMB 2021 융합정보논문지 Vol.11 No.9
스마트폰이 빠르게 보급되면서 음악을 생활 속의 배경음악처럼 항상 모든 곳에서 듣는 것이 일반화되어 개인의 상황과 조건에 맞는 추천을 할 수 있는 음악 데이터베이스를 필요하다. 본 논문에서는 소셜 미디어를 통한 음악추천 모델을 제안한다. 소셜 미디어의 데이터를 사용하여 음악 데이터베이스를 작성하고 기존의 음원 제공 플랫폼이 주로 사용하는 협업필터링과는 다른 방식으로 음악을 분류한다. 웹크롤링으로 음악 제목이 해시 태그로 달린 게시글을 찾아 해당 글에 함께 달린 다른 해시 태그들을 수집하고 분류하여 실제 청취자의 음악에 관한 의견을 데이터베이스에 사용한다. 소셜 미디어를 작성할 때의 감정, 상황, 시간대, 날씨 등 많은 조건이 해시 태그에는 포함되어 있으므로 다양한 사람의 의견이 집단지성으로 반영된 소셜 미디어 기반 데이터베이스를 구축할 수 있다. With the rapid spread of smartphones, it has become common to listen to music everywhere, just like background music in life, so it is necessary to create a music database that can make recommendations according to individual circumstances and conditions. This paper proposes a music recommendation model through social media. Since emotions, situations, time of day, weather, etc. are included in hashtags, it is possible to build a social media-based database that reflects the opinions of various people with collective intelligence. We use web crawling to collect and categorize different hashtags from posts with music title hashtags to use real listeners' opinions about music in a database. Data from social media is used to create a music database, and music is classified in a different way from collaborative filtering, which is mainly used by existing music platforms.
메켈씨 장석(Meckel`s Enterolith) 1예
김영호,김경호,이연수,김영관,김재권,이영록,조성구,박상모,구소영 대한소화기내시경학회 1999 Clinical Endoscopy Vol.19 No.4
The term enterolith refers to concretions formed within the gastrointestinal tract. Enteroliths are thought to result from stasis and are usually found proximal to an area of stricture or within diverticulum. Meckel's diverticulum occurs in 1% to 3% of the population at autopsy and is the most common congenital anomaly of the gastrointestinal tract. Common complications of Meckel's diverticulum include hemorrhage, infection, inflammation, and intussusception. However, enterolith formation in a Meckel's diverticulum, which referred to as Meckel's enterolith, is rare. A 58-year-old female who experienced constipation and low abdominal pain for 20 years, was admitted due to severe low abdominal pain for 3 days. A 3 2 cm sized, lozenge-shaped radiopaque stone with peripheral dense calcification and radiolucent center, located between two areas of stricture in the distal ileum, was observed in abdominal radiograph, abdominal sonogram, small bowel study, and CT scan. Pathologic findings after surgery reveal an enterolith in Meckel's diverticulum without ectopic gastric mucosa. The case of Meckel's enterolith is herein reported.