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110篇 您的检索式:作者名="Mcculloch L"
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1Single nucleotide polymorphism in the tumor necrosis factor-alpha gene affects inflammatory bowel diseases risk显示文摘AIM: To investigate the role that single nucleotide polymorphisms (SNPs) in the promoter of the tumour necrosis factor-alpha (TNF-α) gene play in the risk of inflammatory bowel diseases (IBDs) in a New Zealand population, in the context of international studies. METHODS: DNA samples from 388 patients with Crohn's disease (CD), 405 ulcerative colitis (UC), 27 indeterminate colitis (IC) and 201 randomly selected controls, from Canterbury, New Zealand were screened for 3 common polymorphisms in the TNF-α receptor: -238 G→A, -308 G→A and -857C→T, using a TaqmanR assay. A meta-analysis was performed on the data obtained on these polymorphisms combined with that from other published studies. RESULTS: Individuals carrying the -308 G/A allele had a significantly (OR = 1.91, χ2 = 17.36, P < 0.0001) increased risk of pancolitis, and a 1.57-fold increased risk (OR = 1.57, χ2 = 4.34, P = 0.037) of requiring a bowel resection in UC. Carrying the -857 C/T variant decreased the risk of ileocolonic CD (OR = 0.56, χ2 =4.32, P = 0.037), and the need for a bowel resection (OR = 0.59, χ2 = 4.85, P = 0.028). The risk of UC was reduced in individuals who were smokers at diagnosis, (OR = 0.48, χ2 = 4.86, P = 0.028). CONCLUSION: TNF-α is a key cytokine known to play a role in inflammatory response, and the locus for the gene is found in the IBD3 region on chromosome 6p21, known to be associated with an increased risk for IBD. The -308 G/A SNP in the TNF-α promoter is functional, and may account in part for the increased UC risk associated with the IBD3 genomic region. The -857 C/T SNP may decrease IBD risk in certain groups. Pharmaco- or nutrigenomic approaches may be desir- able for individuals with such affected genotypes.Lynnette R Ferguson Claudia Huebner Ivonne Petermann Richard B Gearry Murray L Barclay Pieter Demmers Alan McCulloch Dug Yeo Han 2008World Journal of Gastroenterology2008,14,29:7
2Identification of stable normalization genes for quantitative real-time PCR in porcine articular cartilage显示文摘Background: Expression levels for genes of interest must be normalized with an appropriate reference, or housekeeping gene, to make accurate comparisons of quantitative real-time PCR results. The purpose of this study was to identify the most stable housekeeping genes in porcine articular cartilage subjected to a mechanical injury from a panel of 10 candidate genes. Results: Ten candidate housekeeping genes were evaluated in three different treatment groups of mechanically impacted porcine articular cartilage. The genes evaluated were: beta actin, beta-2-microglobulin, glyceraldehyde-3-phosphate dehydrogenase, hydroxymethylbilane synthase, hypoxanthine phosphoribosyl transferase, peptidylprolyl isomerase A (cyclophilin A), ribosomal protein L4, succinate dehydrogenase flavoprotein subunit A, TATA box binding protein, and tyrosine 3-monooxygenase/tryptophan 5-monooxygenase activation protein-zeta polypeptide. The stability of the genes was measured using geNorm, BestKeeper, and NormFinder software. The four most stable genes measured via geNorm were (most to least stable) succinate dehydrogenase flavoprotein, subunit A, peptidylprolyl isomerase A, glyceraldehyde-3-phosphate dehydrogenase, beta actin; the four most stable genes measured via BestKeeper were glyceraldehyde-3-phosphate dehydrogenase, peptidylprolyl isomerase A, beta actin, succinate dehydrogenase flavoprotein, subunit A; and the four most stable genes measured via NormFinder were peptidylprolyl isomerase A, succinate dehydrogenase flavoprotein, subunit A, glyceraldehyde-3-phosphate dehydrogenase, beta actin. Conclusions: BestKeeper, geNorm, and NormFinder all generated similar results for the most stable genes in porcine articular cartilage. The use of these appropriate reference genes will facilitate accurate gene expression studies of porcine articular cartilage and suggest appropriate housekeeping genes for articular cartilage studies in other species.Ryan S McCulloch Melissa S Ashwell Audrey T O'Nan Peter L Mente 2012Journal of Animal Science and Biotechnology2012,3,4:2
3Increasing diabetes self-management education in community settings显示文摘Susan L Norris Phyllis J Nichols Carl J Caspersen Russell E Glasgow Michael M Engelgau Leonard Jack Susan R Snyder Vilma G Carande-Kulis George Isham Sanford Garfield Peter Briss David McCulloch 2002American Journal of Preventive Medicine2002,,4:2
4The structure and annealing properties of multilayer carbon films 显示文摘McCulloch D G Xiao X L Peng J L 2005Surf Coating Techol2005,198,:1
5A simple method for the precise determination of ≥ 40 trace elements in geological samples by ICPMS using enriched isotope internal standardisafion显示文摘Eggins S M Woodhead J D Kinsley L P J Mortimer G E Sylvester P McCulloch M T Hergt J M Handler M R 1997Chem Geol1997,134,4:1
6Evidence for ocean acidification in the Great Barrier Reef of Australia显示文摘Wei G J McCulloch M T Mortimer G Deng W F Xie L H 2009Geochim Cosmochim Aeta2009,73,8:1
7Chirped Fiber Bragg Grating Detonation Velocity Sensing 显示文摘Rodriguez G Sandberg R L McCulloch Q 2013Re- view of Scientific Instruments2013,84,01:1
8Mechanisms for the behavior of carbon films during annealing显示文摘Mcculloch D G Peng J L Mckenzie D R 2004Phys Rev B2004,70,08:1
9Daytime cardiac autonomic activity during one week of continuous night shift显示文摘Holmes A L Burgess H J McCulloch K 2001J Hum Ergol(Tokyo)2001,30,12:1
10The distribution of colony- forming cells among spleen colonies 显示文摘Siminovitch L McCulloch EA Till JE 1963J Cell Physiol1963,62,3:1
11Identification and monitoring of Australian plague locust habitats from Landsat显示文摘MCCULLOCH L HINTER D M 1983Remote Sensing of Environment1983,,:1
12Global emissions of hydrogen chloride and chloromethane from coal combustion,incineration and industrial activities:Reactive Chlorine Emissions Inventory显示文摘McCulloch A Aucott M L 1999Journal of Geophysical Research-Atmospheres1999,104,7:1
13Tumor necrosis factor- c~ - 238G> A promoter polymorphism is associated with increased risk of new hemorrhage in the natural course of patients with brain arte- riovenous malformations显示文摘Achrol AS Pawlikowska L McCulloch CE 2006Stroke2006,37,1:1
14Bi-directional processing of DNA loops by mismatch repair-dependent and independent pathways in human cells显示文摘McCulloch SD Gu L Li GM 2003J Biol Chem2003,278,6:1
15Association between tumor angiogenesis and tumor cell shedding into effluent venous blood during breast cancer surgery显示文摘Mcculloch P Choy A Martin L 1995Lancet1995,346,8986:1
16Geochemicaland isotopic variations in the calcalkaline rocks of Aeolian arc,southern Tyrrhenian Sea, Italy: Constraints on magma genesis 显示文摘Francalanci L Taylor S R McCulloch M T 1993Contributions to Mineral and Petrology1993,113,:1
17Identification and Monitoring of Australian Plague Locust Habitats from Landsat显示文摘Mcculloch L Hinter D M 1983Remote Sensing of Environment1983,13,1:1
18Neuropeptide Y: immunocytochemical localization to and effect upon feline pial arteries and veins invitro and insitu显示文摘Edvinsson L Emson P McCulloch J 1984Acta Physiol Scand1984,122,2:1
19Systems analysis of PKA-mediated phosphorylation gradients in live cardiac myocytes显示文摘Sancerman J J Zhang J Martin J C Peng L X Stenbit A E Tsien R Y McCulloch A D 0,,:1
20查看详情显示文摘McCulloch M T Normand E L Langford N Duxbury G 0,,:1
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