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51篇 您的检索式:作者名="SIFFERT G"
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1Association of the GNAS1 T393C polymorphism with tumor stage and survival in gastric cancer显示文摘AIM:To analyze the impact of the GNAS1 T393C polymorphism on prognosis and histopathology of gastric cancer.METHODS:Genomic DNA was extracted from paraffinembedded tissues of 122 patients with primary gastric carcinoma and from the blood of 820 healthy white individuals.Allelic discrimination was performed by quantitative real-time polymerase chain reaction.Genotyping was correlated with histopathologic parameters and with overall survival according to the Kaplan-Meier approach and with multivariate analysis by multiple stepwise regression.RESULTS:Thirty-nine(32%) patients displayed a CC genotype,57(46.7%) a CT genotype and 26(21.3%) a TT genotype.The frequency of the C allele(fC) in the patient group was 0.55,which was not signif icantly different from that of healthy blood donors.The distribution was compatible with the Hardy-Weinberg equilibrium.Analysis of clinicopathological parameters did not show any signif icant correlation of the T393C genotype with gender(P=0.50),differentiation(P=0.29),pT-category(P=0.19),pN-category(P=0.30),pM-category(P=0.25),R-category(P=0.95),the classifications according to WHO(P=0.34),Laurén(P=0.16),Goseki(P=1.00) and Ming(P=0.74).Dichotomization between C+(CC+CT) and C-genotypes(TT),however,revealed signif icantly more advanced tumor stages(P=0.023) and lower survival rates(P=0.043) for C allele carriers.CONCLUSION:The present study provides strong evidence to suggest that the GNAS1 T393C allele carrier status influences tumor progression and survival in gastric cancer with higher tumor stages and a worse outcome for C allele carriers.Hakan Alakus Stefan P Mnig Ute Warnecke-Eberz Gül Alakus Günther Winde Uta Drebber Klaus J Schmitz Kurt W Schmid Kathrin Riemann Winfried Siffert Elfriede Bollschweiler Arnulf H Hlscher Ralf Metzger 2009World Journal of Gastroenterology2009,15,48:3
2Ultras0und simulation in bone显示文摘Kaufman J J Luo G Siffert R S 2008IEEE Traus Uhrason Ferroelectr Freq Control2008,55,6:1
3Association of a human G-protein β 3 subunit variant with hypertension显示文摘Siffert W B Rosskopf D Siffert G 1998Nat Genet1998,18,:1
4Ultrasound simulation in bone显示文摘Kaufman J J Luo G Siffert RS 2008IEEE Trans Ultrason Ferroelectr Freq Control2008,55,12:1
5Association of a human G-protein beta-3 subunit variant with hypertension显示文摘Siffert W Rosskopf D Siffert G 1998Nat Genet1998,18,:1
6Association of a human G-protein beta 3 subunit variant with hypertension显示文摘Siffert W Rosskopf D Siffert G 1998Nature Genet1998,,:1
7Ultrasound simulation in bone显示文摘Kaufman J J Luo G Siffert RS 2008IEEE Trans Ultrason Ferroelectr Freq Control2008,55,6:1
8Ultrasound simulation in bone 显示文摘Kaufman J J Luo G Siffert RS 2008IEEE Trans Ultrason Ferroelectr Freq Control2008,55,6:1
9Catalytic performance of core-shell and alloy Pd-Au nanoparticles for total oxidation of VOC: The effect of metal deposition显示文摘HOSSEINI M BARAKAT T COUSIN R ABOUKAIS A SUC B-L DE WEIRELD G SIFFERT S 2012Appl Catal B: Environ2012,,:1
10Nanostruetured macro-mesoporous zirconia impregnated by noble metal for catalytic total oxidation of toluene显示文摘TIDAHY H L HOSSEN M SIFFERT S COUSIN R LAMONIER J F ABOUKIS A Su B L GIRAUDON J M LECLERCQ G 2008Catal Today2008,137,24:1
11Studies of the activation process over Pd perovskite-type oxides used for catalytic oxidation of toluene显示文摘GIRAUDON J M ELHANCHIMI A WYRWALSKI F SIFFERT S ABOUKAIS A LAMONIER J F LECLERCQ G 2007Appl Catal B: Environ2007,75,34:1
12Association of a human Gprotein beta 3 subunit variant with hypertension显示文摘Siffert W Rosskopf D Siffert G 1998Nat Genet1998,18,1:1
13Dynamic relationships of trabecular bone density, architecture, and strength in a computational model of osteopenia显示文摘Siffert R S Luo G M Cowin S C 1996Bone1996,18,2:1
14Association of a human G-protein beta3 subunit variant with hypertension 显示文摘SIFFERT W ROSSKOPF D SIFFERT G 1998Nat Genet1998,18,1:1
15Association of a human G-protein beta 3 subunit variant with hypertension显示文摘Siffert W Rosskopf D Siffert G 1998Nat Genet1998,18,1:1
16Association of a human G-protein β3 subunit variant with hypertension显示文摘 Rosskopf D Siffert G 1998Nat Genet1998,18,1:1
17Ultrasound simulation inbone 显示文摘Kaufman JJ Luo G Siffert RS 2008IEEE Trans Ultrason Ferroelectr Freq Control2008,55,:1
18G-protein beta 3 subunit 825 CC genotype is associated with unexplained(functional)dyspepsia显示文摘Hohmann G Siffert W Hang S 2004Gastroenterology2004,126,4:1
19Association of a human G-protein β3 subunit variant with hypertension显示文摘 Rosskopf D Siffert G 1998Nat Genet1998,18,:1
20Ultrasound simulation in bone 显示文摘Kaufman JJ Luo G Siffert RS 2008IEEE Trans Ultrason Ferroelectr Freq Control2008,55,6:1
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