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The importance of attenuation correction for coincidence positron tomography on Hybrid PET/SPECT Gamma system
coincidence positron tomography Hybrid PET/SPECT Gamma system
2010/1/6
The importance of attenuation correction for coincidence positron tomography on Hybrid PET/SPECT Gamma system/.
Contribution de la Gamma-Arteriographie Carotidienne a L'etude de la Dynamique Circulatoire Cerebrale
Contribution Dynamique Circulatoire Cerebrale Carotidienne
2009/12/3
Carotid gamma angiography completes the advantage of paraclinic investiga - tions in field of neuroradiology.
Since this procedure can easily proceed the regular contrast angiography, it furnishes a...
目的: 探讨肠道感染对IBS患者结肠黏膜SP, IL-2, IFN-gamma表达的影响. 方法: 77例IBS患者(PI-IBS组26例, 非PI-IBS组51例)及30例对照者, 结肠镜下活检降结肠和直肠黏膜标本, 采用免疫组化检测其肠黏膜SP与IL-2, IFN-gamma的表达情况. 结果: PI-IBS患者结肠黏膜SP的表达高于非PI-IBS患者(t = 2.321, 2.452, 2....
高效液相色谱法测定人胃黏膜中gamma -氨基丁酸和谷氨酸含量
高效液相色谱法 人 胃黏膜 gamma -氨基丁酸 谷氨酸含量
2009/7/27
目的: 建立一种可同时测定胃黏膜组织微量gamma -氨基丁酸(GABA)和谷氨酸(Glu)含量的高效液相色谱法.方法: 用异硫氰酸苯酯(PITC)作衍生剂，色谱柱为Pico/Tag(氨基酸专用柱，梯度洗脱，紫外检测波长 254 nm.结果: GABA在0.125-6.25 nmoL/mL 范围，Glu在 0.025-2.5 mumol/mL范围，线性关系良好; GABA和Glu加样回收率分别为9...
IFN-gamma基因转染抗大肠癌细胞的作用机制
IFN-gamma基因转染 大肠癌细胞 作用机制
2009/7/22
目的:通过检测IFN-gamma基因转染对大肠癌细胞表面抗原的表达情况、对细胞的生长抑制、细胞周期的影响情况，初步探讨IFN-gamma基因治疗抗肿瘤作用的机制.方法:制备含人IFN-gamma基因的真核表达质粒pcDNA-3-IFN-gamma，利用阳离子脂质体将其转染进入人大肠癌细胞株LOVO、SW62O、HCT116BG及人宫颈癌细胞株Hela，检测基因转染后IFN-gamma基因的表达情况...
人胃癌IFN-gamma-STAT1通路的作用及其机制
人胃癌 IFN-gamma-STAT1通路
2009/6/25
目的: 分析人胃癌组织和胃癌SGC7901细胞中STAT1、Caspase-7及p21waf的表达关系, 并探讨胃癌中IFN-gamma-STAT1分子通路特点. 方法: 人胃癌组织免疫组织化学染色, IFN-gamma及STAT1反义寡核苷酸处理SGC7901细胞. 免疫细胞化学、RT-PCR及图像分析的方法检测mRNA和蛋白水平变化, 应用Hoechest 33258观察细胞凋亡. 结果: 人...
Role of gamma nail in management of pertrochanteric fractures of femur
Gamma nail pertrochanteric fractures
2008/11/20
Background: Pertrochanteric fractures which involve trochanteric fractures with varying fracture geometry pose a significant challenge to the treating orthopedic surgeon. The aim of this study is to e...
The Therapeutic Effect of Gamma Interferon in Chronic Bronchiolitis Due to Mustard Gas
Bronchiolitis Obliterans Interferon Gamma 1b Mustard Gas
2010/2/1
Bronchiolitis has been known as one of the pathological features of lung injuries in mustard gas exposed patients The purpose of this research was to evaluate the efficacy of interferon gamma-1b on th...
The Effect of Vitamin E on Splenocytes Apoptosis of Gamma-Irradiated BALB/c Mice
Apoptosis Free Radicals Gamma Radiation Vitamin E
2010/2/8
Apoptosis, a physiologic mechanism to eliminate unwanted cells, is also induced by ionizing irradiation, through production of free radicals. It has been demonstrated that antioxidants such as vitamin...