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前列腺癌 - Open Access .click
Results 51 to 60 of about 6,646 (135)

生育酚结合蛋白通过磷酸肌醇3激酶途径抑制前列腺癌的生长

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2007
【目的】探讨生育酚结合蛋白(TAP)对前列腺癌细胞的生长调节及其分子机制。【方法】四甲基偶氮唑盐生长试验(MTY)测定细胞增殖情况,体外集落形成试验测定各细胞的致癌能力,高效液相层析法检测细胞内维生素E的浓度,利用基因转染、基因沉默、免疫印迹、Northem blot,RT-PCR、荧光定量PCR、免疫沉淀等方法研究TAP对前列腺细胞生长的作用及机制。【结果】TAPmRNA水平在前列腺癌细胞LNCaP、PC-3、DU-145、CWR22R中均较正常前列腺细胞RWPE-1低 ...
温星桥   +7 more
doaj  

血清锌在前列腺癌筛查中的意义

open access: yesZhongguo shiyan zhenduanxue, 2006
目的探讨血清锌含量在前列腺癌筛查中的意义。方法应用血清前列腺特异性抗原(t-PSA)检测方法对3940名50岁以上男性进行前列腺癌的集团普查。通过ROC曲线对比分析血清锌和游离PSA/t-PSA比值(f-PSA/t-PS比值)在提高前列腺癌联查结果中的作用。结果在血清t-PSA>4.0 ng/ml且接受前列腺穿刺活检的116例受检者中,诊断前列腺癌者29例。血清锌含量80100μg/ml的人群经年龄调整的OR值为5.54(95%可信区间为1.3323.12),血清锌在4060μg/ml的人群 ...
李晓萌   +7 more
doaj  

前列腺癌的诊断研究进展

open access: yesZhongguo shiyan zhenduanxue, 2005
论述前列腺肿瘤诊断及鉴别诊断中应用的标志物,为前列腺癌的早期诊断积累经验,同时认为基因芯片技术是寻找前列腺癌更特异标志物的有效方法。
刘仲祥, 杨华
doaj  

前列腺干细胞抗原在鼠前列腺癌移植瘤中的表达及意义

open access: yesZhongguo shiyan zhenduanxue, 2009
目的探讨前列腺干细胞抗原(PSCA)在小鼠前列腺癌(PCa)中的表达及意义。方法采用免疫组织化学(IHC)链霉菌过氧化物酶法(SP法)检测6例荷瘤小鼠前列腺癌石蜡包埋标本。结果PSCA在荷瘤小鼠PCa组织中表达阳性率为100%,其中强阳性率为83.3%。PSCA在小鼠PCa组织主要表达于癌细胞,细胞间质和肌肉组织均无表达。结论可以利用前列腺癌荷瘤小鼠进行PSCA在PCa的诊断、免疫治疗及判断预后方面动物实验研究。
杨轶凡, 曹霞, 谷欣权, 孔祥波
doaj  

Advances in cancer vaccines for immunotherapy of prostate cancer. [PDF]

open access: yesZhong Nan Da Xue Xue Bao Yi Xue Ban, 2023
Jin T, Zhou C, Zhao L, Dong X, Zhou F.
europepmc   +1 more source

PSA对前列腺癌诊断的研究

open access: yesZhongguo shiyan zhenduanxue, 2012
由于人口老龄化的增加及饮食结构的变化,前列腺癌的发病率及死亡率居高不下[1],而早期诊断、早期发现,才能及时治疗,才能提高生活质量延长生命。随着我国对前列腺癌的诊断技术的提高和发展,医学研究者在基础和临床研究上有了长足的进步,特别是确诊率显著提高。众所周知前列腺特异抗原(PSA)、血清游离PSA(f PSA)与总PSA(tP-SA)的比值(f/t ...
秦海秋
doaj  

标准化ADC值鉴别移行带前列腺癌与间质为主增生结节

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2013
【目的】采用磁共振弥散加权成像比较绝对表观弥散系数(ADC)值及标准化ADC值在鉴别移行带前列腺癌及间质为主增生结节的效能?【方法】 55例临床怀疑前列腺癌的男性患者行MRI平扫及弥散加权成像检查,使用b值为0?1 000 s/mm2?所有患者在MR检查后1个月内行经直肠超声引导下前列腺穿刺活检?分别比较外周带前列腺癌及移行带前列腺癌的ADC值及标准化ADC值,移行带前列腺癌与间质为主增生结节的ADC值及标准化ADC值 ...
doaj  

前列腺癌骨转移患者血清PSA、ALP及ICTP的表达及临床意义

open access: yesZhongguo shiyan zhenduanxue, 2012
目的探讨血清中PSA、ALP及ICTP与前列腺癌骨转移的关系以及对前列腺骨转移的诊断意义。方法我院泌尿科确诊的98例前列腺癌患者,根据骨显像将98例前列腺癌患者分对照组(非骨转移)45例和观察组(骨转移)53例,采用化学发光免疫分析法和ELISA检测两组患者血清中PSA、ALP及ICTP的表达,分析ALP、PSA及ICTP与前列腺癌骨转移的关系及对骨转移的诊断价值。结果观察组ALP、PSA及ICTP明显高于对照组(P20μg/L为临界值其灵敏度、特异性和准确性分别为96.2%(51/53)、60.0 ...
李建, 巫骏川, 陈爽, 万子杨
doaj  

新疆维汉两族间前列腺癌发病趋势及AMACR表达差异的研究

open access: yesZhongguo shiyan zhenduanxue, 2016
前列腺癌是欧美国家最常见的恶性肿瘤之一,在美国男性肿瘤患者的死因中位于第2位[1]。随着国人生活水平的提高和平均年龄的增加,我国前列腺癌的发病率近年来呈上升趋势。为了解新疆维汉两族前列腺癌患者的患病特点,发病趋势及各族患者组织标本中AMACR表达的情况 ...
屈小骅   +3 more
doaj  

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