نتایج جستجو برای: nasopharyngeal carcinoma npc

تعداد نتایج: 403499  

2017
Edmund Ui-Hang Sim Kher-Lee Ng Choon-Weng Lee Kumaran Narayanan

The association of ribosomal proteins with carcinogenesis of nasopharyngeal carcinoma (NPC) has been established in a limited subset of ribosomal protein genes. To date, three ribosomal protein genes, eL27 (L27), eL41 (L41), and eL43 (L37a), have been found to be differentially expressed in cell lines derived from NPC tumors. This raises the possibility of more ribosomal protein genes that coul...

Journal: :Annals of oncology : official journal of the European Society for Medical Oncology 2005
A T C Chan

Nasopharyngeal carcinoma (NPC) is a rare disease in most parts of the world, with an age-standardised annual incidence of less than 1 per 100 000. However, in Southern China, parts of Southeast Asia and the Mediterranean basin, NPC is an endemic disease with an incidence of 10–30 per 100 000 [1]. The three major well-defined aetiological factors for NPC include genetically determined susceptibi...

2017
Gui Yang Qiaoling Deng Wei Fan Zheng Zhang Peipei Xu Shihui Tang Ping Wang Jun'e Wang Mingxia Yu

BACKGROUND Accumulating evidence has demonstrated that cyclooxygenase-2 (COX-2) is involved in head and neck cancers, especially in nasopharyngeal carcinoma (NPC). However, the association between COX-2 expression and lymph node metastasis in NPC remains uncertain. This systematic review and meta-analysis meta-analysis investigated the relationship between COX-2 expression and lymph node metast...

Journal: :Human pathology 2006
Song-Qing Fan Jian Ma Jie Zhou Wei Xiong Bing-Yi Xiao Wen-Ling Zhang Chen Tan Xiao-Ling Li Shou-Rong Shen Ming Zhou Qiu-Hong Zhang Yang-Jue Ou Hou-De Zhuo Songquing Fan Yan-Hong Zhou Gui-Yuan Li

Studies have revealed that Epstein-Barr virus (EBV) infection, genetic aberration, and environmental factors are of importance in the development of nasopharyngeal carcinoma (NPC), although the definite mechanism remains to be fully elucidated. The aim of our study is to investigate using tissue microarray analysis whether differential expression of EBV-encoded small RNA-1 (EBER-1) and several ...

2014
NING LIANG JIAN XIE FENGJUN LIU DEGUO XU XINSHUANG YU YUAN TIAN MEIJUAN SONG JIANDONG ZHANG

Nasopharyngeal carcinoma (NPC) is known for its high rate of regional lymph node and distant metastasis. However, NPC rarely metastasizes to the breast and, to the best of our knowledge, only four well-documented cases of breast metastasis have previously been reported in the literature, all of which are female. A 49-year-old male was diagnosed with NPC and developed a right breast mass five mo...

Journal: :Iranian Red Crescent Medical Journal 2022

Background: With leading morbidity among malignant tumors in otorhinolaryngology, Nasopharyngeal carcinoma (NPC) is one of the most frequent China. Objectives: This study aimed to help radiotherapy doctors recognize and segment nasopharyngeal organs at risk NPC make a plan. Methods: The authors used B-spline mutual information transform, register, fuse Chinese Visible Human images with voluntee...

Journal: :Oncology letters 2017
Guo-Hui Nie Zhao Li Hong-Fang Duan Liang Luo Hong-Yi Hu Wei-Qiang Yang Li-Ping Nie Ru-Fei Zhu Xiao-Fan Chen Wei Zhang

The mechanism of nasopharyngeal carcinoma (NPC) remains unclear. The present study investigated the abnormal expression of long non-coding (lnc)RNAs in NPC tissues and one NPC cell line to identify the involvement of lncRNAs in the tumorigenesis of NPC. Using a quantitative reverse transcription polymerase chain reaction (RT-qPCR), the expression of lncRNA C22orf32-1 in NPC tissues and an NPC c...

Journal: :Comparative and Functional Genomics 2007
Xiaofeng Zhou Jing Cui Virgilia Macias André A. Kajdacsy-Balla Hui Ye Jianguang Wang P. Nagesh Rao

Nasopharyngeal carcinoma (NPC) is a rare malignancy in most parts of the world, but is one of the most common cancers in Southeast Asia. Both genetic and environmental factors contribute to the tumorigenesis of NPC, most notably the consumption of certain salted food items and Epstein-Barr virus infection. This review will focus on the current progress of the genetic analysis of NPC (genetic su...

Journal: :Cancer research 2000
P P Claudio C M Howard Y Fu C Cinti L Califano P Micheli E W Mercer M Caputi A Giordano

Nasopharyngeal carcinoma (NPC) is an endemic cancer in southern China and northern Africa, and its pathogenesis is not yet well defined at the molecular level. Although the involvement of p53 and of the retinoblastoma gene (RB/p105) in NPC has been well studied, there is paucity of mutational data regarding the retinoblastoma-related gene RB2/p130 in primary tumors and particularly in NPC. We h...

2013
Zhe Chen Ze-Zhang Tao Shi-Ming Chen Chen Chen Fen Li Bo-kui Xiao

Nasopharyngeal carcinoma is a common malignant tumor in the head and neck. Because of frequent recurrence and distant metastasis which are the main causes of death, better treatment is needed. Indole-3-carbinol (I3C), a natural phytochemical found in the vegetables of the cruciferous family, shows anticancer effect through various signal pathways. I3C induces G1 arrest in NPC cell line with dow...

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