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304篇 您的检索式:作者名="Graham C L"
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1No association between cyclooxygenase-2 and uridine diphosphate glucuronosyltransferase 1A6 genetic polymorphisms and colon cancer risk显示文摘AIM:To investigate the association of variations in the cyclooxygenase-2(COX2) and uridine diphosphate glucuronosyltransferase 1A6(UGT1A6) genes and non-steroidal anti-inflammatory drugs(NSAIDs) use with risk of colon cancer.METHODS:NSAIDs,which are known to reduce the risk of colon cancer,act directly on COX2 and reduce its activity.Epidemiological studies have associated variations in the COX2 gene with colon cancer risk,but others were unable to replicate this finding.Similarly,enzymes in the UGT1A6 gene have been demonstrated to modify the therapeutic effect of NSAIDs on colon adenomas.Polymorphisms in the UGT1A6 gene have been statistically shown to interact with NSAID intake to influence risk of developing colon adenomas,but not colon cancer.Here we examined the association of tagging single nucleotide polymorphisms(SNPs) in the COX2 and UGT1A6 genes,and their interaction with NSAID consumption,on risk of colon cancer in a population of 422 colon cancer cases and 481 population controls.RESULTS:No SNP in either gene was individually statistically significantly associated with colon cancer,nor did they statistically significantly change the protective effect of NSAID consumption in our sample.Like others,we were unable to replicate the association of variants in the COX2 gene with colon cancer risk(P > 0.05),and we did not observe that these variants modify the protective effect of NSAIDs(P > 0.05).We were able to confirm the lack of association of variants in UGT1A6 with colon cancer risk,although further studies will have to be conducted to confirm the association of these variants with colon adenomas.CONCLUSION:Our study does not support a role of COX2 and UGT1A6 genetic variations in the development of colon cancer.Cheryl L Thompson Sarah J Plummer Alona Merkulova Iona Cheng Thomas C Tucker Graham Casey Li Li 2009World Journal of Gastroenterology2009,15,18:11
2Dysregulation of innate immunity in ulcerative colitis patients who fail anti-tumor necrosis factor therapy显示文摘AIM To study the innate immune function in ulcerative colitis(UC) patients who fail to respond to anti-tumor necrosis factor(TNF) therapy.METHODS Effects of anti-TNF therapy, inflammation and medications on innate immune function were assessed by measuring peripheral blood mononuclear cell(PBMC) cytokine expression from 18 inflammatory bowel disease patients pre- and 3 mo post-anti-TNF therapy. Toll-like receptor(TLR) expression and cytokine production post TLR stimulation was assessed in UC 'responders'(n = 12) and 'non-responders'(n = 12) and compared to healthy controls(n = 12). Erythrocyte sedimentation rate(ESR) and C-reactive protein(CRP) levels were measured in blood to assess disease severity/activity and inflammation. Pro-inflammatory(TNF, IL-1β, IL-6), immuno-regulatory(IL-10), Th1(IL-12, IFNγ) and Th2(IL-9, IL-13, IL-17A) cytokine expression was measured with enzyme-linked immunosorbent assay while TLR cellular composition and intracellular signalling was assessed with FACS.RESULTS Prior to anti-TNF therapy, responders and nonresponders had similar level of disease severity and activity. PBMC's ability to respond to TLR stimulation was not affected by TNF therapy, patient's severity of the disease and inflammation or their medication use. At baseline, non-responders had elevated innate but not adaptive immune responses compared to responders(P < 0.05). Following TLR stimulation, nonresponders had consistently reduced innate cytokine responses to all TLRs compared to healthy controls(P < 0.01) and diminished TNF(P < 0.001) and IL-1β(P < 0.01) production compared to responders. This innate immune dysfunction was associated with reduced number of circulating plasmacytoid dendritic cells(p DCs)(P < 0.01) but increased number of CD4+ regulatory T cells(Tregs)(P = 0.03) as well as intracellular accumulation of IRAK4 in non-responders following TLR-2,-4 and-7 activation(P < 0.001). CONCLUSION Reduced innate immunity in non-responders may explain reduced efficacy to anti-TNF therapy. These serological markers may prove useful in predicting the outcome of costly anti-TNF therapy.Angela C Baird Dominic Mallon Graham Radford-Smith Julien Boyer Thierry Piche Susan L Prescott Ian C Lawrance Meri K Tulic 2016World Journal of Gastroenterology2016,22,41:10
3No association between phosphatase and tensin homolog genetic polymorphisms and colon cancer显示文摘AIM: To investigate the association between single nucleotide polymorphisms (SNPs) in the phosphatase and tensin homolog (PTEN) tumor suppressor gene and risk of colon cancer. METHODS: We utilized a population-based casecontrol study of incident colon cancer individuals (n= 421) and controls (n = 483) aged ≥ 30 years to conduct a comprehensive tagSNP association analysis of the PTEN gene. RESULTS: None of the PTEN SNPs were statistically significantly associated with colon cancer when controlled for age, gender, and race, or when additionally adjusted for other known risk factors (P > 0.05). Haplotype analyses similarly showed no association between the PTEN gene and colon cancer. CONCLUSION: Our study does not support PTEN as a colon cancer susceptibility gene.Lynette S Phillips Cheryl L Thompson Alona Merkulova Sarah J Plummer Thomas C Tucker Graham Case Li Li 2009World Journal of Gastroenterology2009,15,30:2
4Reduced striatal volumes in Parkinson’s disease:a magnetic resonance imaging study显示文摘Background:The presence and extent of structural changes in the brain as a consequence of Parkinson’s disease(PD)is still poorly understood.Methods:High-resolution 3-tesla T1-weighted structural magnetic resonance images in sixty-five PD and 27 age-matched healthy control participants were examined.Putamen,caudate,and intracranial volumes were manually traced in the axial plane of 3D reconstructed images.Striatal nuclei volumes were normalized to intracranial volume for statistical comparison.Disease status was assessed using the Unified Parkinson’s Disease Rating Scale and Hoehn and Yahr scale.Cognitive status was assessed using global status tests and detailed neuropsychological testing.Results:Both caudate and putamen volumes were smaller in PD brains compared to controls after adjusting for age and gender.Caudate volumes were reduced by 11%(p=0.001)and putamen volumes by 8.1%(p=0.025).PD striatal volumes were not found to be significantly correlated with cognitive or motor decline.Conclusion:Small,but significant reductions in the volume of both the caudate and putamen occur in PD brains.These reductions are independent of the effects of age and gender,however the relation of these reductions to the functional loss of dopamine,which is characteristic of PD,remains unclear.Toni L Pitcher Tracy R Melzer Michael R MacAskill Charlotte F Graham Leslie Livingston Ross J Keenan Richard Watts John C Dalrymple-Alford Tim J Anderson 2012Translational Neurodegeneration2012,1,1:2
5New tricks for old trees: maps and the pigonhole principle显示文摘GRAHAM N ENTRINGER R C SZEKELY L A 1994Amer Math Monthly1994,101,7:1
6The effect of sample size and species characteristics on performance of different species distribution modeling methods 显示文摘Hernandez P A Graham C H Master L L 2006Ecography2006,29,5:1
7Interfacial modification of polystyrene - block - polybutadiene - bloke - polystyrene/magnesium hydroxide composites 显示文摘CHRISTOPHER M L PAUL D GRAHAM C 2003Macromol Mater Eng2003,288,:1
8Zebrafish in hematology:sushi or science? 显示文摘DUNCAN C GRAHAM J L 2008Blood2008,111,:1
9A geographic information system-based modeling system for evaluating the cost of delivered energy crop feedstock显示文摘Graham R L English B C Noon C E 2000Biomass and Bioenergy2000,18,4:1
10Biologically variable ventilation improves oxygenation and respiratory mechanics during one-lung ventilation 显示文摘McMallen M C Girling L G Graham M R 2006Anesthsiology2006,105,1:1
11Micromechanics based random material property fields for particular reinforced composites 显示文摘Baxter S C Hossain M I Graham L L 2001International Journal of Solids and Structures2001,38,:1
12Hyperactive antifree protein from beetles显示文摘Graham L A Liou Y C Walker V K 1997Nature1997,388,:1
13The basis of hyperactivity of antifreeze proteins显示文摘Scotter A J Marshall C B Graham L A 2006Cryobiology2006,53,2:1
14The major genetic determinants of HIV-1control affect HLA class I peptide presentation显示文摘International HIV Controllers Study Pereyra F Jia X McLaren P J Telenti A de Bakker P I Walker B D Ripke S Brumme C J Pulit S L Carrington M Kadie C M Carlson J M Heckerman D Graham R R Plenge R M Deeks S G Gianniny L Crawford G Sullivan J Gonzalez E Davies L Camargo A Moore JM Beattie N Gupta S Crenshaw A Burtt N P Guiducci C Gupta N Gao X Qi Y Yuki Y Piechocka-Trocha A Cutrell E Rosenberg R Moss K L Lemay P O'Leary J Schaefer T Verma P Toth I Block B Baker B Rothchild A Lian J Proudfoot J Alvino D M Vine S Addo M M Allen T M Altfeld M Henn M R Le Gall S Streeck H Haas D W Kuritzkes D R Robbins G K Shafer R W Gulick R M Shikuma C M Haubrich R Riddler S Sax P E Daar E S Ribaudo H J Agan B Agarwal S Ahern R L Allen B L Altidor S Altschuler E L Ambardar S Anastos K Anderson B Anderson V Andrady U Antoniskis D Bangsberg D Barbaro D Barrie W Bartczak J Barton S Basden P Basgoz N Bazner S Bellos N C Benson A M Berger J Bernard N F Bernard A M Birch C Bodner S J Bolan R K Boudreaux E T Bradley M Braun J F Brndjar J E Brown S J Brown K Brown S T Burack J Bush LM Cafaro V Campbell O Campbell J Carlson R H Carmichael J K Casey K K Cavacuiti C Celestin G Chambers S T Chez N Chirch L M Cimoch P J Cohen D Cohn LE Conway B Cooper D A Cornelson B Cox D T Cristofano M V Cuchural G Jr Czartoski J L Dahman J M Daly J S Davis B T Davis K Davod S M DeJesus E Dietz C A Dunham E Dunn M E Ellerin T B Eron J J Fangman J J Farel C E Ferlazzo H Fidler S Fleenor-Ford A Frankel R Freedberg K A French N K Fuchs JD Fuller J D Gaberman J Gallant J E Gandhi R T Garcia E Garmon D Gathe J C Jr Gaultier C R Gebre W Gilman F D Gilson I Goepfert P A Gottlieb M S Goulston C Groger R K Gurley T D Haber S Hardwicke R Hardy W D Harrigan P R Hawkins T N Heath S Hecht F M Henry W K Hladek M Hoffman R P Horton J M Hsu R K Huhn G D Hunt P Hupert M J Illeman M L Jaeger H Jellinger R M John M Johnson J A Johnson K L Johnson H Johnson K Joly J Jordan W C Kauffman C A Khanlou H Killian R K Kim A Y Kim D D Kinder C A Kirchner J T Kogelman L Kojic E M Korthuis P T Kurisu W Kwon D S LaMar M Lampiris H Lanzafame M Lederman M M Lee D M Lee J M Lee M J Lee E T Lemoine J Levy J A Llibre J M Liguori M A Little S J Liu A Y Lopez A J Loutfy M R Loy D Mohammed D Y Man A Mansour M K Marconi V C Markowitz M Marques R Martin J N Martin H L Jr Mayer K H McElrath M J McGhee T A McGovern B H McGowan K McIntyre D Mcleod GX Menezes P Mesa G Metroka CE Meyer-Olson D Miller A O Montgomery K Mounzer K C Nagami E H Nagin I Nahass R G Nelson M O Nielsen C Norene D L O'Connor D H Ojikutu B O Okulicz J Oladehin O O Oldfield E C Olender S A Ostrowski M Owen WF Jr Pae E Parsonnet J Pavlatos A M Perlmutter A M Pierce M N Pincus J M Pisani L Price L J Proia L Prokesch R C Pujet H C Ramgopal M Rathod A Rausch M Ravishankar J Rhame F S Richards C S Richman D D Rodes B Rodriguez M Rose R C 3rd Rosenberg E S Rosenthal D Ross P E Rubin D S Rumbaugh E Saenz L Salvaggio M R Sanchez WC Sanjana V M Santiago S Schmidt W Schuitemaker H Sestak P M Shalit P Shay W Shirvani V N Silebi V I Sizemore J M Jr Skolnik P R Sokol-Anderson M Sosman J M Stabile P Stapleton J T Starrett S Stein F Stellbrink H J Sterman FL Stone V E Stone D R Tambussi G Taplitz R A Tedaldi E M Telenti A Theisen W Torres R Tosiello L Tremblay C Tribble M A Trinh P D Tsao A Ueda P Vaccaro A Valadas E Vanig T J Vecino I Vega V M Veikley W Wade B H Walworth C Wanidworanun C Ward D J Warner D A Weber R D Webster D Weis S Wheeler D A White D J Wilkins E Winston A Wlodaver C G van't Wout A Wright D P Yang O O Yurdin D L Zabukovic B W Zachary K C Zeeman B Zhao M 2010Science2010,330,6010:1
15Evaluation of candidate vaccine approaches for mers-cov显示文摘Wang L Shi W Joyce M G Modjarrad K Zhang Y Leung K Lees C R Zhou T Yassine H M KanekiyoM Yang Z Y Chen X Becker M M Freeman M Vogel L Johnson J C Olinger G Todd J P Bagci U Solomon J Mollura D J Hensley L Jahrling P Deni- son M R Rao S S Subbarao K Kwong P D Mascola J R Kong W P Graham B S 2015Nat Commun2015,6,:1
16Influence of human immunodeficiency virus infection on the course of hepatitis C virus infection: a meta-analysis 显示文摘Graham C S Baden L R Yu E 2001Clin Infect Dis2001,33,4:1
17Using behavioral landscape ecology to predict species responses to land-useand climate change 显示文摘Knowlton J L Graham C H 2010Biological Conservation2010,143,6:1
18Xenon purity analysis for exo-200 via mass spectrometry 显示文摘Dobi A Hall C Slutsky S Yen Y R Aharmin B Auger M Barbeau P S Benitez-Medina C Breidenbach M Cleveland B Conley R Cook J Cook S Counts I Craddock W Daniels T Davis C G Davis J Devoe R Dixit M Dolinski M J Donato K Fairbank Jr W Farine J Fierlinger P Franco D Giroux G Gornea R Graham K Gratta G Green C Hagemann C Hall K Hallman D Hargrove C Herrin S Hughes M Hodgson J Juget F Karelin A Kaufman L J Kuchenkov A Kumar K Leonard D S Lutter G Mackay D Maclellan R Marino M Mong B Montero Diez M Morgan P MUller A R Neilson R Odian A Oullivan K Piepke A Pocar A Prescott C Y Pushkin K Rivas A Rollin E Rowson P C Sabourov A Sinclair D Skarpaas K Stekhanov V Strickland V Swift M Twelker K Vuilleumier J L Vuilleumier J M Weber M Wichoski U Wodin J Wright J D Yang L 2012Nuclear Instruments and Methods in Physics Research Section A: Accelerators Spectrometers Detectors and Associated Equipment2012,675,:1
19Physiological responses to temperature and irradiance in Spirogyra ( Zygnematales : Charophyceae) 显示文摘Graham J M Lembi C A Adrian H L 1995J Phycol1995,31,:1
20Rescue, propagation, and partial purification of a helper virus-dependent adenovirus vector 显示文摘MITANI K GRAHAM F L CASKEY C T 1995Proc Natl Acad Sci USA1995,9,9:1
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