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1432篇 您的检索式:作者名="LEE MK"
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1Increased catabolism and decreased unsaturation of ganglioside in patients with inflammatory bowel disease显示文摘AIM: To investigate whether accelerated catabolism of ganglioside and decreased ganglioside content contribute to the etiology of pro-inflammatory intestinal disease. METHODS: Intestinal mucosa from terminal ileum or colon was obtained from patients with ulcerative colitis or inflammatory Crohn's disease(n = 11) undergoing bowel resection and compared to control samples of normal intestine from patients with benign colon polyps(n = 6) and colorectal cancer(n = 12) in this observational case-control study. Gangliosides and phospholipids of intestinal mucosa were characterized by class and ceramide or fatty acid composition using liquid chromatography triple-quad mass spectrometry. Content and composition of ganglioside classes GM1, GM3, GD3, GD1 a, GT1 and GT3 were compared among subject groups. Content and composition of phospholipid classes phosphatidylcholine(PC) and phosphatidylethanolamine were compared among subject groups. Unsaturation index of individual ganglioside and phospholipid classes was computed and compared among subject groups. Ganglioside catabolism enzymes beta-hexosaminidase A(HEXA) and sialidase-3(NEU3) were measured in intestinal mucosa using western blot and compared among subject groups. RESULTS: Relative GM3 ganglioside content was 2-fold higher(P < 0.05) in intestine from patients with inflammatory bowel disease(IBD) compared to control intestine. The quantity of GM3 and ratio of GM3/GD3 was also higher in IBD intestine than control tissue(P < 0.05). Control intestine exhibited 3-fold higher(P < 0.01) relative GD1 a ganglioside content than IBD intestine. GD3 and GD1 a species of ganglioside containing three unsaturated bonds were present in control intestine, but were not detected in IBD intestine. The relative content of PC containing more than two unsaturated bonds was 30% lower in IBD intestine than control intestine(P < 0.05). The relative content of HEXA in IBD intestine was increased 1.7-fold(P < 0.05) and NEU3 was increased 8.3-fold(P < 0.01) compared to normal intestine. Intestinal mucosa in IBD is characterized by increased GM3 content, decreased GD1 a, and a reduction in polyunsaturated fatty acid constituents in GD3, GD1 a and PC.CONCLUSION: This study suggests a new paradigm by proposing that IBD occurs as a consequence of increased metabolism of specific gangliosides.John J Miklavcic Glen K Shoemaker Vera C Mazurak M Tom Clandinin Tasha DL Hart Kareena L Schnabl Gordon M Lees Bodil MK Larsen Oliver F Bathe Alan BR Thomson M Tom Clandinin 2015World Journal of Gastroenterology2015,21,35:3
2New quantitative and qualitative measures on functional mobility prediction for stroke patients显示文摘Lee MY Wong MK Tang FT 1998J Med Eng Technol1998,22,1:2
3Cornuside suppresses cytokine-induced proinflammatory and adhesion molecules in the human umbilical vein endothelial cells 显示文摘Kang DG Moon MK Lee AS 2007Biol Pharm Bull2007,30,9:1
4Crystal structure of visfatin/pre-B cell colony-enhancing factor 1/nicotinamide phosphoribosyltransferase,free and in complex with the anti-cancer agent FK-866显示文摘Kim MK Lee JH Kim H 2006Journal of Molecular Biology2006,362,1:1
5Human mesenchymal stem cells maintain transgene expression during expansion and differentiation显示文摘Lee K Majumdar MK Buyaner D 2001Mol Ther2001,3,6:1
6The role of virus specific CD8+ cells in liver damage and viral control during persistent hepatitis B virus infection 显示文摘Maini MK Boni C Lee CK 2000J Experimental Medicine2000,191,8:1
7Comparative epidemiological studies on vector/reservoir animals of tsutsugamushi disease between high and low endemic areas in Korea显示文摘Ree HI Cho MK Lee IY 1995Korean J Parasitol1995,33,1:1
8Late stent malapposition after drug-eluting stent implantation:an intravascular ultrasound analysis with long-term follow-up显示文摘Hong MK Mintz GS Lee CW 2006Circulation2006,,3:1
9Recombinant polioviruses expres-sing hepatitis B virus-specific cytotoxic T-lymphocyte epito-pes显示文摘Cho SP Lee B Min MK 2000Vaccine2000,18,25:1
10Early changes in incretin secretion after laparoscopic duodenal-jejunal bypass surgery in type 2 diabetic patients显示文摘Lee HC Kim MK Kwon HS 2010Obese Surg2010,20,11:1
11Role of naringin supplement in regulation of lipid and ethanol metabolism in rats 显示文摘Seo HJ Jeong KS Lee MK 2003Life Sciences2003,73,:1
12Assessment of risk factors for Korean children with Kawasaki dis- ease显示文摘Kim JJ Hong YM Yun SW Han MK Lee KY Song MS 2012Pediatr Cardiol2012,33,4:1
13Contralateral acupuncture versus ipsilateral acupuncture in the rehabilitation of post- stroke hemiplegic patients: a systematic review显示文摘Kim MK Choi TY Lee MS 2010BMC Complementary and Alternative Medicine2010,10,:1
14Elective stenting of unprotected left main coronary artery stenosis:effect of debulking before stentiug and intravascular ultrasound guidance显示文摘Park SJ Hong MK Lee CW 2001J Am Coll Cardiol2001,38,4:1
15Seroprevalence of tissue invading parasitic infections diagnosed by ELISA in Korea显示文摘Lee MK Hong SJ Kim HR 2010J Korean Med Sci2010,25,9:1
16The effects of proteinuria on urinary cystatin-C and glomerular filtration rate calculated by serum cystatin-C显示文摘Kim JS Kim MK Lee JY 2012Ren Fail2012,34,6:1
17Neutralization epitopes on the antigenic domain U of the Orientia tsutsugamushi 56-kDa protein revealed by monoclonal antibodies显示文摘Seong SY Kim MK Lee SM 2000Vaccine2000,19,1:1
18The role of vlrus specific CD8 + cells in liver damage and viral control during persistent hepatitis B vires infection显示文摘Maini MK Boni C Lee CK 2000J Experimental Medicine2000,191,8:1
19Preoperative C-reactive protein levels are associated with tumor size and lymphovascular invasion in resec- ted non-small cell lung cancer显示文摘Lee JG Cho BC Bae MK 2009Lung Cancer2009,63,:1
20The effectiveness of syringe irrigation and ultrasonics to remove debris from simulated irregularities within prepared root canal walls显示文摘Lee SJ Wu MK Wesselink PR 2004Int Ended J2004,37,10:1
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