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1Behavior of CaO and Calcium in pure Magnesium显示文摘Mg alloys exhibit a number of good properties such as low density, good castability and high specific strength. However, molten Mg and Mg alloys are ignited without the melt protective gases during melting and casting process due to their high reactivity. The purpose of this study is to investigate effects of Ca and CaO on pure Mg through microstructure observation, ignition test and phase analysis. With increasing Ca and CaO contents, the ignition resistance of Ca or CaO added pure Mg is increased and the grains are refined. As results of XRD and EDS, CaO is reduced to Ca in CaO added pure Mg. Mg2Ca phase is formed even in 0.1 wt.%CaO added pure Mg by reduction mechanism, while Mg2Ca phase is formed over 1.35 wt.% Ca added pure Mg.HA Seong-Ho LEE Jin-Kyu JO Hyung-Ho JUNG Seung-Boo KIM Shae K. 2006Rare Metals2006,25,z2:7
2A gastrointestinal stromal tumor of the duodenum masquerading as a pancreatic head tumor显示文摘Gastrointestinal stromal tumor (GIST) represents the most common kind of mesenchymal tumor that arises from the alimentary tract. GIST is currently defined as a gastrointestinal tract mesenchymal tumor showing CD117 (c-kit protein) positivity at immunohistochemistry. Throughout the whole length of the gastrointestinal tract, GIST arises most commonly from the stomach followed by the small intestine, the colorectum, and the esophagus. Only 3%-5% of GISTs occur in the duodenum, and especially, if GIST arises from the C loop of the duodenum, it can be difficult to differentiate from the pancreas head mass because of its anatomical proximity. Here, we report a case of duodenal GIST, which was assessed as a pancreatic head tumor preoperatively.Sung Ho Kwon Hee Jeong Cha Seok Won Jung Byung Chul Kim Jae Serk Park In Du Jeong Jong Hwa Lee Yang Won Nah Sung Jo Bang Jung Woo Shin Neung Hwa Park Do Ha Kim 2007World Journal of Gastroenterology2007,13,24:4
3Incremental age-related one-year MACCE after acute myocardial infarction in the drug-eluting stent era (from KAMIR-NIH registry)显示文摘ObjectivesTo 评估年龄相关的一个年专业在在尖锐心肌的梗塞(AMI ) 的经皮的冠的干预(一种总线标准) 以后的不利 cardiocerebrovascular 事件(MACCE ) 。我们从在 2011 年 11 月之间的健康(KAMIR-NIH ) 的朝鲜尖锐心肌的梗塞登记公民 Institue 在 13,104 个 AMI 病人全部的 AMI.MethodsA 以后分析了在年龄和一个年 MACCE 之间的协会, 2015 年 12 月根据年龄被分类进四个组(组我, < 60 年, n = 4199;组 II, 60-70 年, n = 2577;组织 III;70-80 年, n = 2774;组 IV, 80 年, n = 1018 ) 。病人们为 MACCE 合成的一个年被分析(心脏的死亡,心肌的梗塞,目标容器 revascularization,脑血管的事件) 在 AMI.ResultsThe 一个年以后,在 AMI 的 MACCE 是 3.5%( 组我) , 6.3%( 组 II ) , 9.6%( 组 III ) 并且 17.6%( 组 IV ) 。在为使参数惊讶的调整以后,分析结果证明有 AMI 的病人有一个年 MACCE 的增长风险[组 II,调整危险比率(aHR )= 1.224, 95% CI:0.965-1.525, P = 0.096;组 III, aHR = 1.316, 95% CI:1.037-1.671, P = 0.024;组 IV, aHR = 1.975, 95% CI:1.500-62.601, P < 0.001 ) 与相比组我。特别,心脏的死亡在玩的主要结束点合成在这效果的一个主要角色(组 II, aHR = 1.335, 95% CI:0.941-1.895, P = 0.106;组 III, aHR = 1.575, 95% CI:1.122-2.210, P = 0.009;组 IV, aHR = 2.803, 95% CI:1.937-4.054, P < 0.001 ).ConclusionsDespite 在 AMI 为一种总线标准推进了技术和药,年龄仍然在临床的结果施加强大的影响。小心的途径,甚至在发达心病学的现代时代被需要为在 AMI 干预年老人口。Dae-Won Kim Sung-Ho Her Ha Wook Park Kiyuk Chang Wook Sung Chung Ki Bae Seung Myung Ho Jeong Hyo-Soo Kim Hyeon Cheoi Gwon In Whan Seong Kyung Kuk Hwang Shung Chull Chae Kwon-Bae Kim Young Jo Kim Kwang Soo Cha Seok Kyu Oh Jei Keon Chae Ji-Hoon Jung 2018Journal of Geriatric Cardiology2018,15,9:4
4Multicenter Prospective Comparative Study of Robotic Versus Laparoscopic Gastrectomy for Gastric Adenocarcinoma显示文摘Hyoung-Il Kim Sang-Uk Han Han-Kwang Yang Young-Woo Kim Hyuk-Joon Lee Keun Won Ryu Joong-Min Park Ji Yeong An Min-Chan Kim Sungsoo Park Kyo Young Song Sung Jin Oh Seong-Ho Kong Byoung Jo Suh Dae Hyun Yang Tae Kyung Ha Youn Nam Kim Woo Jin Hyung 2016Annals of Surgery2016,,1:4
5Prediction of effluent concentration in a wastewater treatment plant using machine learning models显示文摘Of growing amount of food waste, the integrated food waste and waste water treatment was regarded as one of the efficient modeling method. However, the load of food waste to the conventional waste treatment process might lead to the high concentration of total nitrogen(T-N) impact on the effluent water quality. The objective of this study is to establish two machine learning models—artificial neural networks(ANNs) and support vector machines(SVMs), in order to predict 1-day interval T-N concentration of effluent from a wastewater treatment plant in Ulsan, Korea. Daily water quality data and meteorological data were used and the performance of both models was evaluated in terms of the coefficient of determination(R^2), Nash–Sutcliff efficiency(NSE), relative efficiency criteria(d rel). Additionally, Latin-Hypercube one-factor-at-a-time(LH-OAT) and a pattern search algorithm were applied to sensitivity analysis and model parameter optimization, respectively. Results showed that both models could be effectively applied to the 1-day interval prediction of T-N concentration of effluent. SVM model showed a higher prediction accuracy in the training stage and similar result in the validation stage.However, the sensitivity analysis demonstrated that the ANN model was a superior model for 1-day interval T-N concentration prediction in terms of the cause-and-effect relationship between T-N concentration and modeling input values to integrated food waste and waste water treatment. This study suggested the efficient and robust nonlinear time-series modeling method for an early prediction of the water quality of integrated food waste and waste water treatment process.Hong Guo Kwanho Jeong Jiyeon Lim Jeongwon Jo Young Mo Kim Jong-pyo Park Joon Ha Kim Kyung Hwa Cho 2015Journal of Environmental Sciences2015,27,6:4
6Stevens-Johnson syndrome and concurrent hand foot syndrome during treatment with capecitabine:A case report显示文摘BACKGROUND Capecitabine is used in combination with lapatinib as palliative treatment for human epidermal growth factor receptor 2-positive metastatic breast cancer.The most frequently reported adverse events attributed to capecitabine include diarrhea,hyperbilirubinemia,and hand-foot syndrome(HFS).A number of cutaneous adverse events have been attributed to capecitabine,including Stevens-Johnson syndrome(SJS)as a rare and potentially life-threatening mucocutaneous condition.We report the first case involving concurrent SJS and HFS after capecitabine and lapatinib treatment.CASE SUMMARY A 70-year-old woman with a history of breast cancer treatment visited our hospital for evaluation of painful skin lesions.Six weeks earlier,she had been prescribed capecitabine plus lapatinib as treatment for metastatic breast cancer.She subsequently developed worsening erythema and bullae on her palms and soles,as well as reddish macules on her back and chest wall.Histopathological evaluation of the chest wall lesions revealed extensive eosinophilic epidermal necrosis and separation of the epidermis from the dermis.The capecitabine plus lapatinib treatment was discontinued immediately and treatment was started using systemic steroids.This treatment resolved most lesions,although the lesions on her palms and soles required Vaseline gauze dressings,which resulted in reepithelialization.Therefore,we determined that the patient had concurrent SJS and HFS.Although the dermatological problems resolved,the patient ultimately died because of multiple organ failure.CONCLUSION Oral capecitabine treatment carries a risk of both HFS and also life-threatening adverse cutaneous drug reactions,such as SJS.Ha Rim Ahn Sang-Kyung Lee Hyun Jo Youn Seok-Kweon Yun Il-Jae Lee 2021World Journal of Clinical Cases2021,9,17:3
7Gender differences in adult traumatic brain injury according to the Glasgow coma scale:A multicenter descriptive study显示文摘Purpose:Patients’gender,which can be one of the most important determinants of traumatic brain injury(TBI)outcomes,is also likely to interact with many other outcome variables of TBI.This multicenter descriptive study investigated gender differences in epidemiological,clinical,treatment,mortality,and variable characteristics in adult TBI patients.Methods:The selection criteria were defined as patients who had been diagnosed with TBI and were admitted to the hospital between January 1,2016 and December 31,2018.A total of 4468 adult TBI patients were enrolled at eight University Hospitals.Based on the list of enrolled patients,the medical records of the patients were reviewed and they were registered online at each hospital.The registered patients were classified into three groups according to the Glasgow coma scale(GCS)score:mild(13-15),moderate(9-12),and severe(3-8),and the differences between men and women in each group were investigated.The risk factors of moderated and severe TBI compared to mild TBI were also investigated.Results:The study included 3075 men and 1393 women and the proportion of total males was 68.8%.Among all the TBI patients,there were significant differences between men and women in age,past history,and GCS score.While the mild and severe TBI groups showed significant differences in age,past history,and clinical symptoms,the moderate TBI group showed significant differences in age,past history,cause of justice,and diagnosis.Conclusion:To the best of our knowledge,this multicenter study is the first to focus on gender differences of adult patients with TBI in Korea.This study shows significant differences between men and women in many aspects of adult TBI.Therefore,gender differences should be strongly considered in TBI studies.Ki Seong Eom Jang Hun Kim Sang Hoon Yoon Seong-jong Lee Kyung-Jae Park Sung-Kon Ha Jin-gyu Choi Kwang-Wook Jo JongYeon Kim Suk Hyung Kang Jong-Hyun Kim 2021Chinese Journal of Traumatology2021,24,6:3
8Learning models for endoscopic ultrasonography in gastrointestinal endoscopy显示文摘Endoscopic ultrasonography(EUS) has become a useful diagnostic and therapeutic modality in gastrointestinal endoscopy.However,EUS requires additional training since it requires simultaneous endoscopic manipulation and ultrasonographic interpretation.Obtaining adequate EUS training can be challenging since EUS is highly operator-dependent and training on actual patients can be associated with an increased risk of complications including inaccurate diagnosis.Therefore,several models have been developed to help facilitate training of EUS.The models currently available for EUS training include computer-based simulators,phantoms,ex vivo models,and live animal models.Although each model has its own merits and limitations,the value of these different models is rather complementary than competitive.However,there is a lack of objective data regarding the efficacy of each model with recommendations on the use of various training models based on expert opinion only.Therefore,objective studies evaluating the efficacy of various EUS training models on technical and clinical outcomes are still needed.Gwang Ha Kim Sung Jo Bang Joo Ha Hwang 2015World Journal of Gastroenterology2015,21,17:3
9Hypoxia induces CXCR4 expression and biological activity in gastriccancer cells through activation of hypoxia-inducible factor-1α显示文摘Yoon Oh Ha Kim Ik-Chan Song Hwan-Jung Yun Deog-Yeon Jo Samyong Kim Hyo Lee 2012Oncology Reports2012,,6:2
10Expression of DBC1 and SIRT1 is associated with poor prognosis for breast carcinoma显示文摘Ho Lee Kyung Ryoul Kim Sang Jae Noh Ho Sung Park Keun Sang Kwon Byung-Hyun Park Sung Hoo Jung Hyun Jo Youn Byoung Kil Lee Myoung Ja Chung Dai Ha Koh Woo Sung Moon Kyu Yun Jang 2011Human Pathology2011,,2:2
11Cardiac mucosa at the gastroesophageal junction:An Eastern perspective显示文摘AIM:To investigate the nature and origin of cardiac mucosa(CM).METHODS:Biopsy samples from sixty-one individuals were included in this study. The specimens were taken 'at','just below',or 'just above' the gastroesophageal junction,including the histologic squamocolumnar junction. Clinical data were obtained by reviewing electronic medical records for each patient. Patients with a history of stomach adenoma or carcinoma and esophageal carcinoma were excluded,and cases that were endoscopically suspicious of Barrett's esophagus or a polyp were also ruled out. Histologic and endoscopic reviews were performed blinded to the patient's clinical data. Histologic evaluation wasconducted by two pathologists,and endoscopic review was performed by a endoscopist with wide experience in the field. Histologically,the columnar epithelium of squamocolumnar junction,presence and severity of acute and chronic inflammation,atrophy,intestinal metaplasia,and presence of carditis were evaluated. Endoscopically,reflux esophagitis was evaluated by Los Angeles(LA) classification,hiatal hernias were classified by Hill grade,and gastroesophageal flap valves were assessed. RESULTS:Fifty-nine of the 61(96.7%) patients were Korean; 65.6%(40/61) of the patients underwent endoscopy according to the schedule of the National Health Insurance Program as a screening inspection. Of these,only 20.0%(8/40) of cases had reflux s y m p t o m s. C M w a s p r e s e n t i n 4 1 / 6 1( 6 7. 2 %) individuals,and its presence was associated with older age compared to oxyntocardiac mucosa/oxyntic mucosa(60.59 ± 2.02 years vs 51.55 ± 3.35 years; P = 0.018). The presence of CM was associated with endoscopic diagnosis of esophagitis according to the LA classification(P = 0.022). CM was associated with mononuclear cell infiltration and neutrophilic infiltration,which were statistically significant(P = 0.001,and P = 0.004,respectively). The inflammation of CM,'carditis',showed a statistically significant association with endoscopic diagnosis of reflux esophagitis according to the LA classification(P = 0.008). CONCLUSION:CM at the gastroesophageal junction is a common histologic finding in biopsy specimens,though not always present,and associated with gastroesophageal reflux disease and carditis severity.Ahrong Kim Won-Young Park Nari Shin Hyun Jung Lee Young Keum Kim So Jeong Lee Cheong-Soo Hwang Do Youn Park Gwang Ha Kim Bong Eun Lee Hong-Jae Jo 2015World Journal of Gastroenterology2015,21,30:2
12Diversity of Rotavirus Strain Circulated in Gwangju, Republic of Korea显示文摘Min Ji Kim Hye Sook Jeong Seon Gyeong Kim Se Mi Lee Sun Hee Kim Hye-Young Kee Eun-hye Jo Hye-jung Park Dong-Ryong Ha Eun Sun Kim Kye-Won Seo Jae Keun Chung 2014Osong Public Health and Research Perspectives2014,,:1
13Maturation and survival of Cronobacter biofilms on silicone, polycarbonate, and stainless steel after UV light and ethanol immersion treatments显示文摘Jo S H Baek S B Ha J H 2010Journal of Food Protection2010,73,5:1
14Hippophae rhamnoides L.leaves extract enhances cell proliferation and neuroblast differentiation through upregulation of intrinsic factors in the dentate gyrus of the aged gerbil显示文摘Ji Hyeon Ahn Bai Hui Chen Joon Ha Park In Hye Kim Jeong-Hwi Cho Jae-Chul Lee Bing Chun Yan Jung Hoon Choi In Koo Hwang Ju-Hee Park Sang-No Han Yun Lyul Lee Myong Jo Kim Moo-Ho Won 2014Chinese Medical Journal2014,,23:1
15Preliminary experience with Holmium:YAG laser lithotripsy显示文摘Denstedt JO Razvi HA Sales JL 1995J En-dourol1995,9,:1
16High-fidelity simulation of integrated single-wafer processing tools for evaluation of scheduling algorithms 显示文摘Woo Seok Kima Young Ha Jeonb Sung Jo Kwak 2009Robotics and Computer-Integrated Manufacturing2009,25,:1
17Chemokine (C-X-C Motif) Ligand 12 Is Associated with Gallbladder Carcinoma Progression and Is a Novel Independent Poor Prognostic Factor显示文摘Hyun Jung Lee Kyungmin Lee Dong Gwang Lee Kwang-Hee Bae Jang-Seong Kim Zhe Long Liang Song Mei Huang Yoon Suk Oh Ha Yon Kim Deog Yeon Jo Jeong-Ki Min Jin-Man Kim Hyo Jin Lee 2012Clinical Cancer Research2012,,12:1
18Elevated levels of procoagulant plasma microvesicles in dialysis patients显示文摘Burton JO Hamali HA Singh R 2013PLo S One2013,8,72:1
19Intracorporeal lithotripsy with the holmium: YAG laser 显示文摘 Denstedt JO Chun SS 1996J Urol1996,156,:1
20Collaborative filtering based on collaborative tagging for enhancing the quality of recommendation显示文摘Heung-Nam Kim Ae-Ttie Ji Inay Ha Geun-Sik Jo 2010Electronic Commerce Research and Applications2010,9,1:1
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