Results 61 to 70 of about 5,903 (148)

舌鳞癌与其颈淋巴结转移癌组织中iNOS与COX-2的表达差异

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 2006
【目的】研究诱导型一氧化氮合酶(iNOS)和环氧化酶-2(COX-2)在舌鳞癌原发灶及其颈淋巴结转移灶组织中的表达差异,探讨舌鳞癌转移的机制。【方法】采用SP免疫组化法检测83例舌部原发鳞癌和其中35例相应的颈淋巴结转灶石蜡包埋标本中iNOS、COX-2的表达。【结果】①舌鳞癌颈淋巴结转移灶iNOS(9.6±2.1)、COX-2(8.7±0.9),相应的原发灶iNOS(7.7±1.8),COX-2(6.1±1.3)。无颈淋巴结转移的原发灶iNOS(3.5±2.7)。COX-2(2.4±1.9 ...
曾曙光   +5 more
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The role of TNFAIP8 family in gastric cancer and heart transplantation [PDF]

open access: yes, 2016
摘要 目的:TIPE及TIPE2是TNFAIP8(Tumornecrosisfactor-αinducedprotein-8,TIPE,TNFAIP8)家族的重要成员,TIPE是调控凋亡进程的重要分子,本研究之一是应用TIPE不同表达的BGC823细胞株建立胃癌裸鼠移植瘤模型,观察TIPE对移植瘤生长的影响;同时收集并检测胃癌临床标本TIPE的表达特点,分析TIPE与胃癌临床病理特征的关系,明确TIPE与胃癌生物学行为的关系及对胃癌生长的影响。 TIPE2为免疫负性调控因子,对免疫稳态的维持起重要作用 ...
洪诗福
core  

[Risk and prognostic analysis of cervical lymph node metastasis in cN+ laryngeal squamous cell carcinoma]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2021
Zhang H, Hu G.
europepmc   +1 more source

Study on the effects of down-regulating Annexin A3 expression on biological behaviors of lung adenocarcinoma and its molecular mechanism [PDF]

open access: yes, 2015
肺癌是我国第一大癌症,其发病率和死亡率均居恶性肿瘤之首,严重危害人类健康。肺癌按组织学类型可分为鳞癌、腺癌、小细胞癌和大细胞癌。近年来,肺腺癌(lungadenocarcinoma,AdC)的发病率呈逐步上升趋势,且患者死亡率高、预后极差。癌细胞易转移是肺腺癌患者预后差的主要原因,因此,探寻肺腺癌转移的分子机制及其新的治疗靶标,对于提高肺腺癌患者预后意义重大。我们前期研究中,采用定量蛋白质组学技术鉴定出AnnexinA3(Anxa3)为一个新的肺腺癌转移相关分子 ...
刘青青
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Clinicopathological features and prognosis analysis of salivary duct carcinoma [PDF]

open access: yes
Objective To summarize the clinicopathological characteristics and prognostic factors of salivary duct carcinoma (SDC) patients. Methods This study was reviewed and approved by the Ethics Committee, and informed consent was obtained from the patients ...
CHEN Yongqiang, CHAI Guochao, LI Tianke, BAO Yang, CHEN Si, ZHANG Suxin
core   +1 more source

Clinical Significance of WISP-1 and VEGF-A Expression Levels in Elderly Patients with Esophageal Squamous Cell Carcinoma [PDF]

open access: yes
ObjectiveTo investigate the clinical value of WNT1 inducible signaling pathway protein 1 (WISP-1) and vascular endothelial growth factor-A (VEGF-A) as novel molecular markers of esophageal squamous cell carcinoma (ESCC) in elderly patients ...
Chenlu LI, Junxing HUANG
core   +1 more source

nm23-H1 与大肠癌淋巴结转移的相关性研究

open access: yesZhongshan Daxue xuebao. Yixue kexue ban, 1998
目的: 探讨 nm23-H1与大肠癌淋巴结转移的关系。方法: 利用限制性片段长度多态性、Southern blot 和免疫组织化 学染色技术( LSAB 法) ,检测 80 例大肠癌及正常粘膜 DNA 中 nm23-H1 杂合性缺失(nm23-H1 LOH)和石蜡组织切片中 nm23H1蛋白表达。结果: 80 例中 45 例为杂合子,其中 LOH 14例,9 例有淋巴结转移,31 例无 LOH 者,仅 6 例有淋巴结转移(P
doaj  

[A case of oncocytic carcinoma at the base of the tongue with cervical lymph node metastasis and literature review]. [PDF]

open access: yesLin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za Zhi, 2021
Wen Y   +5 more
europepmc   +1 more source

The expression of TNFAIP8 in gastric cancer and its clinical significance [PDF]

open access: yes, 2012
目的通过检测胃癌组织中肿瘤坏死因子α诱导蛋白8(TnfAIP8)的表达,探讨其与胃癌临床病理参数的关系及与胃癌发生发展的关系,揭示胃癌的发病机制。方法采用免疫组化SP法,检测50例胃癌以及50例正常胃粘膜中TnfAIP8的表达。结果 50例正常胃粘膜组织中TnfAIP8无表达,而在50例胃癌组织中TnfAIP8阳性表达13例,TnfAIP8阳性率为26%。低分化胃癌组TnfAIP8阳性表达率明显高于中分化腺癌组 ...
刘忠臣   +5 more
core  

甲状腺乳头状癌淋巴结转移影响因素的探讨

open access: yesZhongguo shiyan zhenduanxue, 2013
目的探讨甲状腺乳头状癌颈部淋巴结转移规律及影响因素,为淋巴结清扫指征及范围的选择提供参考依据。方法回顾分析我院2008年6月至2011年12月初次治疗的1667例甲状腺乳头状癌患者的临床信息及病理资料,总结颈部淋巴结转移规律及影响因素。结果性别、年龄、肿瘤数目、肿瘤大小、局部浸润对甲状腺乳头状癌颈部淋巴结转移具有重要影响,转移在男性、低龄、多灶、肿瘤直径较大及局部浸润的患者中较为多见。结论甲状腺乳头状癌在制定淋巴结清扫指证及范围时,除重视术前影像学检查及术中触诊外,应充分评估影响淋巴结转移的高危因素 ...
李世杰   +6 more
doaj  

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