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만성 견비통에 대한 동씨침 치료의 무작위 대조군의 임상 연구
김찬영,권나현,신예지,남동우,김건형,김종인,최도영,이윤호,이재동 WHO COLLABORATING CENTRE FOR TRADITIONAL MEDICINE 2007 東西醫學硏究所 論文集 Vol.2007 No.-
Objectives : To observe the effect of acupuncture treatment in chronic shoulder pain patients. Methods : 36 voluntary patients were randomly assigned to an acupuncture treatment group(E GrouP, n=18) and a control group(C GrouP, n=18). The E Group patients received acupuncture treatment on LI_(15), TE_(14), GB_(21) and Master Dong's acupuncture points, Shin-gwan and Gyun-joong, twice a week for four weeks. The C Group patients received no treatment. All patients in both groups were instructed to practise self exercise in their daily lives. Evaluations were made at baseline and after four weeks of study. The Constant Shoulder Assessment(CSA), Shoulder Pain and Disability Index(SPADI) and the patient's subjective pain was measured by Visual Analogue Scale(VAS). The obtained data was analyzed. Results '. The E Group showed significant(p<0.05) improvement in CSA, SPADI and VAS after four weeks of treatment. The C Group showed significant(p<0.05) improvement in CSA, but the change of SPADI and VAS was insignificant(P>0.05). CSA and SPADI of E Group significantly(p<0.05) improved compared to the C GrouP, but the difference of VAS change in the two groups was insignificant(p>0.05). Conclusions : Four weeks of acupuncture treatment significantly improved CSA, SPADI and VAS. The improvement of CSA and SPADI was significant(p<0.05) compared to untreated patients.
Ji-Hyeon PARK,Sung-Hyun JO,Jae-Seung LEE,Hyo-Jin JEON,Ji-Eun KWON,Ye-Rim KIM,Ji-Hyun BAEK,Min-Gyu KIM,Yun-Gon KIM 한국생물공학회 2021 한국생물공학회 학술대회 Vol.2021 No.10
The human gut commensal bacteria Faecalibacterium prausnitzii is well known for its anti-inflammatory effects that improve host intestinal health. Although several studies reported that inulin, one of the well-known prebiotics, increases the abundance of F. prausnitzii in the intestine, the mechanism under this effect of inulin remains unclear. Here, we applied LC-MS/MS-based multi-omics approaches to confirm the effects of inulin on F. prausnitzii. Interestingly, the proteomic analysis revealed that the putative proteins involved in sucrose utilization of F. prausnitzii are upregulated in the presence of inulin. To investigate the function of the proteins, we cloned the target genes, and observed the ability for sucrose degradation. In addition, we demonstrated that the sucrose degradation activity in F. prausnitzii culture media is enhanced by using inulin as a carbon source compared to glucose. Taken together, this study suggests that the reduction of sucrose induced by inulin could potentially improve host health and prevent gut dysbiosis like type 2 diabetes which is associated with sucrose.
Ji Eun Kwon,Ji Soon Park,Hae Bong Park,Kyung Pyo Nam,Hyuk Jun Seo,Woo Kim,Ye Hyun Lee,Young Dae Jeon,Joo Han Oh 대한견주관절의학회 2020 대한견주관절학회지 Vol.23 No.1
Background: The aim of this study was to evaluate clinical experience with arthroscopic debridement for septic arthritis of the shoulder joint and to report on our patient outcomes. Methods: The retrospective analysis included 36 shoulders (male:female, 15:21), contributed by 35 patients (mean age, 63.8 years) treated by arthroscopy for septic arthritis of the shoulder between November 2003 and February 2016. The mean follow-up period was 14.3 months (range, 12-33 months). An additional posterolateral portal and a 70º arthroscope was used to access the posteroinferior glenohumeral (GH) joint and posteroinferior subacromial (SA) space, respectively. Irrigation was performed with a large volume of fluid (25.1±8.1L). Multiple suction drains (average, 3.3 drains) were inserted into the GH joint and SA space and removed 8.9±4.3 days after surgery. Intravenous antibiotics were administered for 3.9±1.8 weeks after surgery, followed by oral antibiotic treatment for another 3.6±1.9 weeks. Results: Among the 36 shoulders, reoperation was required in two cases (5.6%). The average range of motion achieved was 150.0º for forward flexion and T9 for internal rotation. The mean simple shoulder test score was 7.9±3.6 points. Nineteen shoulders (52.8%) had acupuncture or injection history prior to the infection. Pathogens were identified in 15 shoulders, with Staphylococcus aureus being the most commonly identified pathogen (10/15). Both the GH joint and the SA space were involved in 21 shoulders, while 14 cases involved only the GH joint and one case involved only the SA space. Conclusions: Complete debridement using an additional posterolateral portal and 70° arthroscope, a large volume of irrigation with >20 L of saline, and multiple suction drains may reduce the reoperation rate.
Pyruvate Kinase M2 : A Novel Biomarker for the Early Detection of Acute Kidney Injury
Ji Hyun Cheon,Sun Young Kim,Ji Yeon Son,Ye Rim Kang,Ji Hye An,Ji Hoon Kwon,Ho Sub Song,Aree Moon,Byung Mu Lee,Hyung Sik Kim 한국독성학회 2016 Toxicological Research Vol.32 No.1
The identification of biomarkers for the early detection of acute kidney injury (AKI) is clinically important Acute kidney injury (AKI) in critically ill patients is closely associated with increased morbidity and mortality. Conventional biomarkers, such as serum creatinine (SCr) and blood urea nitrogen (BUN), are frequently used to diagnose AKI. However, these biomarkers increase only after significant structural damage has occurred. Recent efforts have focused on identification and validation of new noninvasive biomarkers for the early detection of AKI, prior to extensive structural damage. Furthermore, AKI biomarkers can provide valuable insight into the molecular mechanisms of this complex and heterogeneous disease. Our previous study suggested that pyruvate kinase M2 (PKM2), which is excreted in the urine, is a sensitive biomarker for nephrotoxicity. To appropriately and optimally utilize PKM2 as a biomarker for AKI requires its complete characterization. This review highlights the major studies that have addressed the diagnostic and prognostic predictive power of biomarkers for AKI and assesses the potential usage of PKM2 as an early biomarker for AKI. We summarize the current state of knowledge regarding the role of biomarkers and the molecular and cellular mechanisms of AKI. This review will elucidate the biological basis of specific biomarkers that will contribute to improving the early detection and diagnosis of AKI.
Ji-eun KWON,Sung-Huyn JO,Jae-Seung LEE,Hyo-Jin JEON,Ji-Hyeon PARK,Ye-Rim KIM,Min-Gyu KIM,Ji-Hyun BAEK,Yun-Gon KIM 한국생물공학회 2021 한국생물공학회 학술대회 Vol.2021 No.10
Clostridioides difficile is a gram-positive bacterium and is considered as an enteric pathogen. C. difficile colonizes the host with intestinal dysbiosis and produces virulence factors, Toxin A and B. Although the cytotoxicity of C. difficile has been well elucidated, the exact pathogenic mechanisms and biological pathways of C. difficile infection (CDI) are not yet clear. Here, we developed a CDI model using MIMICS to investigate C. difficile-host interactions throughout the early (12 hr) and later (48 hr) stages of infection. We also apply an LC-MS/MS-based multi-omics approach to study the physiological changes in CDI-induced gut epithelial cells at the molecular and cellular levels. The proteomic analysis confirmed that proteins involved in cellular responses such as stress, immune responses and DNA damage responses are upregulated at early stages of infection. In addition, a representative CDI phenotype has been identified in the late stage of the infection. Our in vitro CDI model and multi-omics approach not only provide a better understanding of host-anaerobic pathogen interactions but may also aid in the treatment of C. difficile and other anaerobic infections.
DO-178 기반 무인비행장치 소프트웨어 개발 방안에 대한 고찰
권지훈 ( Ji-hun Kwon ),이동민 ( Dong-min Lee ),박경민 ( Kyung-min Park ),나예원 ( Ye-won Na ),김예주 ( Ye-ju Kim ),이기명 ( Gi-moung Lee ),나종화 ( Jong-whoa Na ) 한국항행학회 2023 韓國航行學會論文誌 Vol.27 No.4
국내 150kg 이하의 중형급 무인비행장치의 시장이 급속도로 성장하고 있다. 이에 따라 무인비행장치 제작 및 활용 시장의 규모도 확대되고 있으며, 부품 및 완제품 개발도 활발히 이루어지고 있다. 하지만 국내 무인비행장치의 핵심 부품인 비행제어장치와 탑재 소프트웨어는 개발에 소요되는 비용 및 기간이 과다하여 주로 해외 제품에 의존하고 있다. 본 논문에서는 항공기 탑재 소프트웨어 개발 지침인 DO-178C와 모델 기반 개발 (MBD; model based development) 방법을 이용하는 국내 소프트웨어 개발 및 인증 절차를 제시하였으며, 무인비행장치 개발, 제조, 인증 관련자들을 대상으로 설문을 수행하고 결과를 분석하였다. 또한, 헬리콥터 FCC (Flight Control Computer)를 대상으로 소프트웨어 개발 방안을 적용해 보는 사례연구를 수행하였다. The Korea market for LUAV (Light Unmanned Aerial Vehicle) weighing less than 150 kg is growing rapidly. As a result, the market for manufacturing and operating LUAV is expanding, and domestic development of parts and finished products is actively taking place. However, the flight control system and onboard software, which are key components of domestic LUAV, are largely dependent on overseas products due to the excessive cost and period required for development. This paper presented a domestic software development and certification procedure using DO-178C, a guideline for aircraft software development, and the Model-based Development method, and conducted a survey of those involved in the development, manufacturing, and certification of LUAV and analyzed the results. In addition, a case study was conducted to apply the software development plan to the helicopter FCC (Flight Control Computer).