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| 1 | Colonoscopy evaluation after short-term anti-tuberculosis treatment in nonspecific ulcers on the ileocecal area显示文摘AIM: To evaluate the eff icacy of colonoscopy follow-up after short-term anti-tuberculosis treatment in patients with nonspecific ulcers on ileocecal areas being suspicious of tuberculous colitis. METHODS: We prospectively analyzed the colonoscopic fi ndings before and after short term anti- tuberculosis treatment in 18 patients with nonspecifi c ulcers on the ileocecal area and compared them with 7 patients of confi rmed tuberculous colitis by acid-fast bacilli or caseating granuloma on colonic biopsy. RESULTS: Mean duration for short-term follow- up was 107.3 d with combined chemotherapy containing isoniazid, rifampicin, ethambutol and pyrazinamide. Seven patients with tuberculous colitis showed complete healing of active ulcers after short- term medication. After short-term anti-tuberculosis treatment, follow-up colonoscopy findings devided 18 patients with nonspecific ulcers into two groups by ulcer state. One is the 'suspicious tuberculous colitis group' showing healing of ulcers and erosions and another is the 'suspicious inflammatory bowel disease group' showing active ulcers with or without aggravation of the lesion. Finally, all 9 of the 'suspicious tuberculous colitis group' were diagnosed as tuberculous colitis showing no recurrence of ulcers after termination of 9 mo of anti-tuberculosis medication. Patients of the 'suspicious inflammatorybowel disease group' were f inally diagnosed as Crohn's disease or nonspecifi c colonic ulcers during long-term follow up. CONCLUSION: Follow-up colonoscopy shows a healing stage ulcer or scarring change without an active ulcer with just 2 mo to 3 mo of medication in patients with tuberculous colitis. Colonoscopy follow-up after short term anti-tuberculosis trial in patients with nonspecif ic ulcers on the ileocecal area is valuable in making early differential diagnosis of tuberculous colitis. | Young Sook Park Dae Won Jun Seong Hwan Kim Han Hyo Lee Yun Ju Jo Moon Hee Song Nam In Kim Jun Seok Lee | 2008 | World Journal of Gastroenterology2008,14,32: | 14 |
| 2 | Change in Antibiotic Resistance of Helicobacter pylori Strains and the Effect of A2143G Point Mutation of 23S rRNA on the Eradication of H. pylori in a Single Center of Korea显示文摘 | Tae Jun Hwang Nayoung Kim Hong Bin Kim Byoung Hwan Lee Ryoung Hee Nam Ji Hyun Park Mi Kyoung Lee Young Soo Park Dong Ho Lee Hyun Chae Jung In Sung Song | 2010 | Journal of Clinical Gastroenterology2010,,8: | 5 |
| 3 | Clinical outcomes of self-expandable metal stents in palliation of malignant anastomotic strictures caused by recurrent gastric cancer显示文摘AIM:To examine the technical feasibility and clinical outcomes of the endoscopic insertion of a self-expandable metal stent(SEMS) for the palliation of a malignant anastomotic stricture caused by recurrent gastric cancer.METHODS:The medical records of patients, who had obstructive symptoms caused by a malignant anastomotic stricture after gastric surgery and underwent endoscopic insertion of a SEMS from January 2001 to December 2007 at Kangnam St Mary's Hospital, were reviewed retrospectively.RESULTS:Twenty patients(15 male, mean age 63 years) were included.The operations were a total gastrectomy with esophagojejunostomy(n = 12), subtotal gastrectomy with Billroth-—migration occurred with a covered stent in 3 patients who underwent a subtotal gastrectomy with Billroth-reconstruction.Two cases of partial stent migration were easily treated with a second stent or stent repositioning.The median stent patency was 56 d(range, 5-439 d).The median survival was 83 d(range, 12-439 d).CONCLUSION:Endoscopic insertion of a SEMS provides safe and effective palliation of a recurrent anastomotic stricture caused by gastric cancer.A meticulous evaluation of the presence of other strictures before inserting the stent is essential for symptom improvement. | Yu Kyung Cho Sang Woo Kim Kwan Woo Nam Jae Hyuck Chang Jae Myung Park Jeong-Jo Jeong In Seok Lee Myung-Gyu Choi In-Sik Chung | 2009 | World Journal of Gastroenterology2009,15,28: | 5 |
| 4 | 阿哈湖深层水中微生物和硫酸还原菌数量及群落结构空间变化显示文摘采用荧光原位杂交法分析了贵州阿哈湖深层水环境中总微生物、真细菌和硫酸盐还原菌数量。结果表明:该湖水中微生物总量为1.6×107个.L-1,真细菌占微生物总量的52.9%,且微生物总量和真细菌数量垂直变化无明显差异。随着水体深度的增加,活性微生物数量增加,且微生物的群落结构更加复杂。阿哈湖深层水体中有一定数量的硫酸盐还原菌存在。 | 王明义 梁小兵 Tae Seok Ahn In Seon Kim Jong Hyun Nam 魏中青 张伟 | 2007 | 生态学杂志2007,26,11: | 4 |
| 5 | Human mesenchymal stem cells derived from umbilical cord and bone marrow exert immunomodulatory effects in different mechanisms显示文摘BACKGROUND Mesenchymal stem cells(MSCs)are an attractive tool to treat graft-versus-host disease because of their unique immunoregulatory properties.Although human bone marrow-derived MSCs(BM-MSCs)were the most widely used MSCs in cell therapy until recently,MSCs derived from human umbilical cords(UC-MSCs)have gained popularity as cell therapy material for their ethical and noninvasive collection.AIM To investigate the difference in mechanisms of the immunosuppressive effects of UC-MSCs and BM-MSCs.METHODS To analyze soluble factors expressed by MSCs,such as indolamine 2,3-dioxygenase,cyclooxygenase-2,prostaglandin E2 and interleukin(IL)-6,inflammatory environments in vitro were reconstituted with combinations of interferon-gamma(IFN-γ),tumor necrosis factor alpha and IL-1βor with IFN-γalone.Activated T cells were cocultured with MSCs treated with indomethacin and/or anti-IL-10.To assess the ability of MSCs to inhibit T helper 17 cells and induce regulatory T cells,induced T helper 17 cells were cocultured with MSCs treated with indomethacin or anti-IL-10.Xenogeneic graft-versus-host disease was induced in NOG mice(NOD/Shi-scid/IL-2Rγnull)and UC-MSCs or BM-MSCs were treated as cell therapies.RESULTS Our data demonstrated that BM-MSCs and UC-MSCs shared similar phenotypic characteristics and immunomodulation abilities.BM-MSCs expressed more indolamine 2,3-dioxygenase after cytokine stimulation with different combinations of IFN-γ,tumor necrosis factor alpha-αand IL-1βor IFN-γalone.UC-MSCs expressed more prostaglandin E2,IL-6,programmed death-ligand 1 and 2 in the in vitro inflammatory environment.Cyclooxygenase-2 and IL-10 were key factors in the immunomodulatory mechanisms of both MSCs.In addition,UC-MSCs inhibited more T helper 17 cells and induced more regulatory T cells than BM-MSCs.UC-MSCs and BM-MSCs exhibited similar effects on attenuating graft-versus-host disease.CONCLUSION UC-MSCs and BM-MSCs exert similar immunosuppressive effects with different mechanisms involved.These findings suggest that UC-MSCs have distinct immunoregulatory functions and may substitute BM-MBSCs in the field of cell therapy. | Yunejin Song Jung-Yeon Lim Taekyu Lim Keon-Il Im Nayoun Kim Young-Sun Nam Young-Woo Jeon Jong Chul Shin Hyun Sun Ko In Yang Park Seok-Goo Cho | 2020 | World Journal of Stem Cells2020,12,9: | 4 |
| 6 | Rapid species identification of pathogenic bacteria from a minute quantity exploiting three-dimensional quantitative phase imaging and artificial neural network显示文摘The healthcare industry is in dire need of rapid microbial identification techniques for treating microbial infections.Microbial infections are a major healthcare issue worldwide,as these widespread diseases often develop into deadly symptoms.While studies have shown that an early appropriate antibiotic treatment significantly reduces the mortality of an infection,this effective treatment is difficult to practice.The main obstacle to early appropriate antibiotic treatments is the long turnaround time of the routine microbial identification,which includes time-consuming sample growth.Here,we propose a microscopy-based framework that identifies the pathogen from single to few cells.Our framework obtains and exploits the morphology of the limited sample by incorporating three-dimensional quantitative phase imaging and an artificial neural network.We demonstrate the identification of 19 bacterial species that cause bloodstream infections,achieving an accuracy of 82.5%from an individual bacterial cell or cluster.This performance,comparable to that of the gold standard mass spectroscopy under a sufficient amount of sample,underpins the effectiveness of our framework in clinical applications.Furthermore,our accuracy increases with multiple measurements,reaching 99.9%with seven different measurements of cells or clusters.We believe that our framework can serve as a beneficial advisory tool for clinicians during the initial treatment of infections. | Geon Kim Daewoong Ahn Minhee Kang Jinho Park DongHun Ryu YoungJu Jo Jinyeop Song Jea Sung Ryu Gunho Choi Hyun Jung Chung Kyuseok Kim Doo Ryeon Chung In Young Yoo Hee Jae Huh Hyun-seok Min Nam Yong Lee YongKeun Park | 2022 | Light(Science & Applications)2022,11,7: | 2 |
| 7 | Distant skeletal muscle metastasis from intrahepatic cholangiocarcinoma presenting as Budd-Chiari syndrome显示文摘Intrahepatic cholangiocarcinoma is a malignant neoplasm arising from the biliary epithelium, which frequently invades adjacent organs or metastasizes to other visceral organs such as the lungs, bones, adrenals, and brain. However, distant skeletal muscle metastasis of cholangiocarcinoma has never been described before to the best of our knowledge and, furthermore, Budd-Chiari syndrome secondary to intrahepatic cholangiocarcinoma is also extremely rare. Here we present the first case overall of distant muscle metastasis from intrahepatic cholangiocarcinoma presenting as Budd-Chiari syndrome. A 44-year-old man admitted to the hospital with complaints of abdominal distension, edema of both legs, back pain and anorexia of 30 d' duration. Computed tomography and ultrasonography-guided percutaneous muscle biopsy established intrahepatic cholangiocarcinoma with disseminated thrombosis from inferior vena cava to bilateral iliac and femoral veins, and multiple skeletal muscle metastases in bilateral buttock and erector spinal muscle. | Oh Sung Kwon Dae Won Jun Sang Heum Kim Mee Yeon Chung Nam In Kim Moon Hee Song Han Hyo Lee Seung Hwan Kim Yoon Ju Jo Young Sook Park Jong Eun Joo | 2007 | World Journal of Gastroenterology2007,13,22: | 2 |
| 8 | Anaerobic bio-hydrogen production from ethanol fermentation: the role of pH显示文摘 | Moon H. Hwang Nam J. Jang Seung H. Hyun In S. Kim | 2004 | Journal of Biotechnology2004,,3: | 2 |
| 9 | Attenuated FOLFIRINOX in the salvage treatment of gemcitabine-refractory advanced pancreatic cancer: a phase II study显示文摘Background:Combination therapy with oxaliplatin,irinotecan,fluorouracil,and leucovorin(FOLFIRINOX)chemotherapy drastically improves survival of advanced pancreatic cancer patients.However,the efficacy of FOLFIRINOX as a second-line treatment after gemcitabine failure has not been tested prospectively.We investigated the feasibility and safety of attenuated FOLFIRINOX in patients with gemcitabine-refractory advanced pancreatic cancer.Methods:A multicenter phase II prospective open-label,single-arm study was conducted at 14 hospitals.Patients with histologically proven invasive ductal pancreatic adenocarcinoma,a measurable or evaluable lesion,Eastern Cooperative Oncology Group performance status 0 or 1,adequate organ function,and aged 19 years or older were eligible.Attenuated FOLFIRINOX consisted of oxaliplatin 65 mg/m2,irinotecan 135 mg/m2,and leucovorin 400 mg/m2 injected intravenously on day 1 and 5-fluorouracil 2000 mg/m2 continuously infused intravenously over 46 h on days 1-2,repeated every 2 weeks.The primary endpoint was progression-free survival from the initiation of FOLFIRINOX.Secondary endpoints were the objective response rate,disease control rate,overall survival,safety,and tolerability.We estimated overall survival and progression-free survival using the Kaplan-Meier methods.Results:We enrolled 39 patients from 14 institutions.The objective response rate was 10.3%,while the disease control rate was 64.1%.The 6-month and 1-year overall survival rates were 59.0%and 15.4%,respectively.Median progression-free survival and overall survival were 3.8 months(95%confidence interval[CI]1.5-6.0 months)and 8.5 months(95%CI 5.6-11.4 months),respectively.Grade 3 or 4 adverse events were neutropenia(41.0%),nausea(10.3%),anorexia(10.3%),anemia(7.7%),mucositis(7.7%),pneumonia/pleural effusion(5.1%),and fatigue(5.1%).One treatment-related death attributable to septic shock occurred.Conclusion:Attenuated FOLFIRINOX may be promising as a second-line therapy for gemcitabine-refractory pancre-atic cancer. | Jung Hoon Kim Sang-Cheol Lee Sung Yong Oh Seo-Young Song Namsu Lee Eun Mi Nam Soonil Lee In Gyu Hwang Hyo Rak Lee Kyu Taek Lee Sang-Byung Bae Han Jo Kim Joung Soon Jang Do Hyoung Lim Hyun Woo Lee Seok Yun Kang Jung Hun Kang | 2018 | Cancer Communications2018,38,1: | 2 |
| 10 | Antioxidant effects of fermented sea tangle ( Laminaria japonica ) by Lactobacillus brevis BJ20 in individuals with high level of γ-GT: A randomized, double-blind, and placebo-controlled clinical study显示文摘 | Young Mi Kang Bae-Jin Lee Jung Il Kim Byung-Hyouk Nam Jae-Young Cha Young-Mog Kim Chang-Bum Ahn Jae-Suk Choi In Soon Choi Jae-Young Je | 2011 | Food and Chemical Toxicology (-)2011,,3: | 2 |
| 11 | Hypothyroidism affects astrocyte and microglial morphology in type 2 diabetes显示文摘In the present study,we investigated the effects of hypothyroidism on the morphology of astrocytes and microglia in the hippocampus of Zucker diabetic fatty rats and Zucker lean control rats.To induce hypothyroidism,Zucker lean control and Zucker diabetic fatty rats at 7 weeks of age orally received the vehicle or methimazole,an anti-thyroid drug,treatment for 5 weeks and were sacrificed at 12 weeks of age in all groups for blood chemistry and immunohistochemical staining.In the methimazole-treated Zucker lean control and Zucker diabetic fatty rats,the serum circulating triiodothyronine(T3)and thyroxine(T4)levels were significantly decreased compared to levels observed in the vehicle-treated Zucker lean control or Zucker diabetic fatty rats.This reduction was more prominent in the methimazole-treated Zucker diabetic fatty group.Glial fibrillary acidic protein immunoreactive astrocytes and ionized calcium-binding adapter molecule 1(Iba-1)-immunoreactive microglia in the Zucker lean control and Zucker diabetic fatty group were diffusely detected in the hippocampal CA1 region and dentate gyrus.There were no significant differences in the glial fibrillary acidic protein and Iba-1 immunoreactivity in the CA1 region and dentate gyrus between Zucker lean control and Zucker diabetic fatty groups.However,in the methimazole-treated Zucker lean control and Zucker diabetic fatty groups,the processes of glial fibrillary acidic protein immunoreactive astrocytes and Iba-1 immunoreactive microglia,were significantly decreased in both the CA1region and dentate gyrus compared to that in the vehicle-treated Zucker lean control and Zucker diabetic fatty groups.These results suggest that diabetes has no effect on the morphology of astrocytes and microglia and that hypothyroidism during the onset of diabetes prominently reduces the processes of astrocytes and microglia. | Sung Min Nam Yo Na Kim Dae Young Yoo Sun Shin Yi Jung Hoon Choi In Koo Hwang Je Kyung Seong Yeo Sung Yoon | 2013 | Neural Regeneration Research2013,8,26: | 2 |
| 12 | Assessment of colon polyp morphology: Is education effective?显示文摘AIM To determine the inter-observer variability for colon polyp morphology and to identify whether education can improve agreement among observers.METHODS For purposes of the tests, we recorded colonoscopy video clips that included scenes visualizing the polyps. A total of 15 endoscopists and 15 nurses participated in the study. Participants watched 60 video clips of the polyp morphology scenes and then estimated polyp morphology(pre-test). After education for 20 min, participants performed a second test in which the order of 60 video clips was changed(post-test). To determine if the effectiveness of education was sustained, four months later, a third, follow-up test was performed with the same participants.RESULTS The overall Fleiss' kappa value of the inter-observer agreement was 0.510 in the pre-test, 0.618 in the post-test, and 0.580 in the follow-up test. The overall diagnostic accuracy of the estimation for polyp morphology in the pre-, post-, and follow-up tests was 0.662, 0.797, and 0.761, respectively. After education, the inter-observer agreement and diagnostic accuracy of all participants improved. However, after four months, the inter-observer agreement and diagnostic accuracy of expert groups were markedly decreased, and those of beginner and nurse groups remained similar to pre-test levels. CONCLUSION The education program used in this study can improve inter-observer agreement and diagnostic accuracy in assessing the morphology of colon polyps; it is especially effective when first learning endoscopy. | Jae Hyun Kim Kyoung Sik Nam Hye Jung Kwon Youn Jung Choi Kyoungwon Jung Sung Eun Kim Won Moon Moo In Park Seun Ja Park | 2017 | World Journal of Gastroenterology2017,23,34: | 2 |
| 13 | Successful Treatment of Kounis Syndrome Type I Presenting as Cardiac Arrest with ST Elevation显示文摘To the Editor:Kounis syndrome describes a group of symptoms that manifest as unstable vasospastic or nonvasospastic angina or as acute myocardial infarction.It is triggered by the release of inflammatory mediators after an allergic reaction.[1,2] A 74-year-old man with urinary incontinence was treated with a radical cystectomy using the Mainz pouch procedure and ureteroscopic lithotripsy.He underwent the third infusion of contrast agent (iopromide) for evaluation ofpleural effusion in the right lower field of the lung.Two infusions of APCT with Iomeron(R) (Iomeprol) contrast medium had previously been administered to this patient. | Kie Young Oh Yong Nam In Chi Hwan Kwack Jung Soo Park Jin Hong Min Min Gyu Kang Sun Moon Kim | 2016 | Chinese Medical Journal2016,,5: | 1 |
| 14 | Collapse analysis of spot welded thin section members in a vehicle body structure at various impact velocities显示文摘 | Cheon Seok Cha Jae Oh Chung Jae Woung Park Young Nam Kim In Young Yang | 2003 | KSME International Journal2003,,4: | 1 |
| 15 | Impact collapse characteristics of CF/Epoxy composite tubes for light-weights显示文摘 | Young Nam Kim Jae Jung Hwang Kyung Yun Baek Cheon Seok Cha In Young Yang | 2003 | KSME International Journal2003,,1: | 1 |
| 16 | A randomized, prospective trial on efficacy and tolerability of low-volume bowel preparation methods for colonoscopy显示文摘 | In Kyung Yoo Jong Soo Lee Hoon Jai Chun Yoon Tae Jeen Bora Keum Eun Sun Kim Hyuk Soon Choi Jae Min Lee Seung Han Kim Seung Joo Nam Hyo Sung Kang Hong Sik Lee Chang Duck Kim Soon Ho Um Yeon Seok Seo Ho Sang Ryu | 2014 | Digestive and Liver Disease2014,,: | 1 |
| 17 | Characteristics of mordenite type zeolite catalysts deactivated by SO2 for the reduction of NO with hydrocarbons显示文摘 | Kim Moon Hyeon Nam In Sik Kim Young Gul | 1998 | Journal of Catalysis1998,179,: | 1 |
| 18 | Correlation between positive-electrode morphology and sulfur utilization in lithium-sulfur battery显示文摘 | Nam In Kim Chae Bong Lee Jae Man Seo | | 0,,1: | 1 |
| 19 | Phase II study of docetaxel and cisplatin combination chemotherapy in metastatic or unresectable localized non-small-cell lung cancer显示文摘 | Y. H. Kim J. S. Kim Y. H. Choi K. H. In H. S. Park D. S. Hong T. J. Jeong Y. Y. Lee E. Nam S. N. Lee K. S. Lee H. K. Kim | 2002 | International Journal of Clinical Oncology2002,,2: | 1 |
| 20 | A VLSI chip for isolated speech recognition system显示文摘 | Sung Nam Kim In Chul Hwang Young Woo Kim | 1996 | IEEE Transactions on Consumer Electronics1996,42,3: | 1 |