Plasma Epstein-Barr virus DNA (EBV DNA) is a sensitive and specific molecular marker, which can reflect stage, response to treatment and prognosis of NPC.
血浆EB病毒+DNA (EBV DNA)浓度是一项能反映鼻咽癌分期、治疗反应、预后的灵敏、特异的分子生物学指标。
These results indicated that the presence of EBV genomic fragment in leucocyte DNA of patients from NPC will be important for further study on the role of EBV in carcinogenesis and clinical diagnosis.
结果提示在人鼻咽癌病人外周血的白细胞DNA中，存在着EBV的基因片段，这对进一步研究EBV在癌变中的作用将是非常重要的。
Objective To study the reverse effect on the malignant phenotype of human NPC cells CNE2 transfected with EBV-LMP1 antisense gene.
目的研究EB病毒LMP1反义基因对人鼻咽癌CNE2细胞恶性表型的逆转作用。
Markov stochastic chain model was used to analyze the transition rates from normal to positive anti EBV and from positive anti EBV to NPC.
本文应用马尔科夫随机模型估计从正常到EB病毒抗体阳性，再到鼻咽癌的转移概率。
Objective To investigate the expression of CD25 + lymphocytes in nasopharyngeal carcinoma (NPC) tissue and the influence of Epstein-Barr virus (EBV) infection on CD25 expression.
目的探讨CD 25 +细胞在鼻咽癌组织中的表达情况及EB病毒感染对CD 25表达的影响。
The results suggested that the expression of EBV was closely correlated to the histological type of NPC:keratinizing NPC was negative, while non keratinizing NPC was positive.
提示EB病毒原位杂交表达与NPC的组织学类型关系密切，角化型为阴性表达，非角化型为阳性表达。
The results of this study suggest that EBV infection is probably an important factor in the etiology of NPC in Shaanxi Province.
本实验结果表明：陕西地区NPC的发生中EBV感染因素可能具有病因学意义。
Purpose To study the effect on differentiation and growth of human nasopharyngeal carcinoma (NPC) cell transfected by EBV LMP gene and induced by Dimethyl Sulfoxide (DMSO).
目的：研究eBV -LMP及二甲基亚砜(DMSO)对人鼻咽癌(NPC)细胞体外生长分化的影响。
Objective To investigate the value of plasma level determination of EB virus (EBV) DNA for diagnosis making and prognosis estimating among cases with nasopharyngeal carcinoma (NPC).
目的探讨血浆EB病毒DNA定量检测对鼻咽癌的诊断和预后评估价值。
Previous studies had demonstrated the association between NPC and Epstein-Barr virus (EBV) infection.
研究证明该肿瘤的发生和EB病毒感染有密切关系。
Conclusion The methylation status of EBV latent gene promoters in EBVaGC and NPC is different, methylation is one of important mechanisms in regularing the activity of EBV latent gene promoters.
结论EBV相关胃癌和EBV阳性鼻咽癌组织中病毒潜伏期基因启动子的甲基化状态不同，甲基化是调控EBV潜伏期基因启动子活动的重要机制之一。
The etiology of nasopharyngeal carcinoma (NPC) is multi-factorial, including latent infection of Epstein-Barr Virus (EBV), environmental factors, dietary habits, familial heredity etc.
鼻咽癌的发生是多种病因通过多种途径共同参与的过程，其中包括EB病毒感染、地域环境因素影响、饮食习惯以及家族遗传等。
Some non-NPC neoplasms being demonstrated BAE-5 positivity may be due to the presence of EBV EA-R antigenic epitope or polypeptides simulating the structure of EA-R.
一些非鼻咽癌肿瘤能与BAE-5起阳性反应，可能是由于这些肿瘤细胞中也有EB病毒早期抗原存在或者可能存在与EA-R 抗原决定簇相类似结构的多肽而引起交叉反应。
Some non-NPC neoplasms being demonstrated BAE-5 positivity may be due to the presence of EBV EA-R antigenic epitope or polypeptides simulating the structure of EA-R.
一些非鼻咽癌肿瘤能与BAE-5起阳性反应，可能是由于这些肿瘤细胞中也有EB病毒早期抗原存在或者可能存在与EA-R 抗原决定簇相类似结构的多肽而引起交叉反应。
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