Epstein-Barr virus and nasopharyngeal carcinoma
β Scribed by Dr. Gary R. Pearson
- Publisher
- John Wiley and Sons
- Year
- 1993
- Tongue
- English
- Weight
- 411 KB
- Volume
- 53
- Category
- Article
- ISSN
- 0730-2312
No coin nor oath required. For personal study only.
β¦ Synopsis
The Epstein-Barr virus (EBV) has been studied for over 25 years as a probable cause of certain human cancers, including nasopharyngeal carcinoma (NPC). This is a low-incidence head and neck cancer in Western countries (including the USA), but is the third-leading cancer in males in Southeast Asia. Evidence supporting an etiologic relation between this virus and NPC includes the fact that there is a 100% infection rate in patients with this cancer and that EBV DNA and antigens have been demonstrated in all biopsies examined to date. The determination that EBV is at least a major co-factor in the etiology of NPC has led to the development of new diagnostic and prognostic tests for this disease using anti-viral markers. Of particular importance to the diagnosis of NPC were
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Three stages of maturation can be seen in keratinizing nasopharyngeal carcinomas. These stages are similar morphologically to basal cells, intermediate and superficial squamous cells seen in normal squamous epithelium. Taking advantage of such a diverse tumour cell population, 10 keratinizing nasoph
## RESULTS. In specimens from 107 patients with NPC, EBV was detected by PCR in 2 Department of Pathology, the Johns Hopkins 97 cases (90.7%) and by EBER in situ hybridization in 105 cases (98.1%). In speci-
## Abstract ## Background Little has been known about whether EpsteinβBarr virus (EBV) could persist in nasopharyngeal carcinoma (NPC) cells by chromosomal integration, and no NPC cell line harboring integrated EBV has been reported. In this study, we explored this issue through isolating EBVβinfe
## Abstract EpsteinβBarr virus (EBV) is the prototypical example for episomal persistence of genetic information. Yet, little is known about how this viral episome is lost. Episome loss occurs naturally in nasopharyngeal carcinoma (NPC) upon explantation into culture. Using wholeβgenome profiling,