نتایج جستجو برای: nasopharyngeal cancer

تعداد نتایج: 920710  

Journal: :Journal of Radiation Research 2021

Abstract Nasopharyngeal cancer shows a good response to intensity-modulated radiotherapy. However, there is no clear evidence for the benefits of routine use image-guided The purpose this study was perform retrospective investigation treatment outcomes, treatment-related complications and prognostic factors nasopharyngeal treated with radiotherapy techniques. Retrospective analysis performed on...

2013
Man-si Wu Guang-feng Wang Zhi-qiang Zhao Yi Liang Heng-bang Wang Miao-yi Wu Ping Min Li-zhen Chen Qi-sheng Feng Jin-xin Bei Yi-xin Zeng Dajun Yang

Nasopharyngeal carcinoma is a common malignancy in Southern China. After radiotherapy and chemotherapy, a considerable proportion of patients with nasopharyngeal carcinoma suffered tumor relapse and metastasis. Cancer stemcells (CSC) have been shownwith resistanceagainst therapies and thus consideredas the initiator of recurrenceandmetastasis in tumors,where the antiapoptotic propertyofCSCsplay...

Cancer is a complex group of diseases with multiple eventual causes. The underlying causes are not fully known. Thus, learning more about the known causes of cancer is an important issue. Moreover, among these factors, infection and its association to cancers is controversial. Although, it seems that the genome instability of the cells can initiate cancer development. The purpose of this review...

2013
Jeremy P.H. Chow Wing Yu Man Mao Mao Han Chen Florence Cheung John Nicholls Sai Wah Tsao Maria Li Lung Randy Y.C. Poon

Nasopharyngeal carcinoma is a rare but highly invasive cancer. As options of agents for effective combination chemoradiotherapy for advanced nasopharyngeal carcinoma are limited, novel therapeutic approaches are desperately needed. The ubiquitin ligase CHFR is known to target PARP1 for degradation and is epigenetically inactivated in nasopharyngeal carcinoma. We present evidence that PARP1 prot...

Journal: :International journal of oncology 2008
Y L Yip S W Tsao

Mutation of the p53 gene is a common event in human cancer. Interestingly, p53 mutation is uncommon in nasopharyngeal carcinoma (NPC). The DeltaNp63 has been postulated to have a dominant-negative effect on the function of the p53 gene and may play a role in the pathogenesis of nasopharyngeal carcinoma. Immortalization is a common property of cancer cells and is believed to be an early event in...

Journal: :Cancer prevention research 2017
Hao Chen Shulin Chen Jie Lu Xueping Wang Jianpei Li Linfang Li Jihuan Fu Thomas Scheper Wolfgang Meyer Yu-Hui Peng Wanli Liu

In this study, we aimed to use the combined detection of multiple antibodies against Epstein-Barr virus (EBV) antigens to develop a model for screening and diagnosis of nasopharyngeal carcinoma (NPC). Samples of 300 nasopharyngeal carcinoma patients and 494 controls, including 294 healthy subjects (HC), 99 non-nasopharyngeal carcinoma cancer patients (NNPC), and 101 patients with benign nasopha...

Journal: :Nigerian journal of clinical practice 2009
H I Garandawa B M Ahmad H A Nggada

BACKGROUND Nasopharyngeal cancer is the malignancy of the posterior aspect of the nose called Nasopharynx. It is one of the most difficult diseases to diagnose at an early stage. AIM To determine prevalence, clinical trends and histopathological types of Nasopharyngeal cancer in Maiduguri, North Eastern Nigeria. PATIENTS AND METHOD Fifteen year retrospective evaluation of patient's case not...

Journal: :Head & neck 2017
Zhen Gooi Jeremy Richmon Nishant Agrawal Elizabeth Blair Louis Portugal Everett Vokes Tanguy Seiwert Jonas de Souza Vassiliki Saloura Daniel Haraf David Goldenberg Jason Chan

This article is a continuation of the "Do You Know Your Guidelines" series, an initiative of the American Head and Neck Society's Education Committee to increase awareness of current best practices pertaining to head and neck cancer. The National Comprehensive Cancer Network guidelines for the management of nasopharyngeal cancer are reviewed here in a systematic fashion. These guidelines outlin...

2018
Soon-Chan Kwon Inah Kim Jaechul Song Jungsun Park

Background The South Korean criteria for occupational diseases were amended in July 2013. These criteria included formaldehyde as a newly defined occupational carcinogen, based on cases of "leukemia or nasopharyngeal cancer caused by formaldehyde exposure". This inclusion was based on the Internal Agency for Research on Cancer classification, which classified formaldehyde as definite human carc...

Journal: :Molecular cancer therapeutics 2013
Man-Si Wu Guang-Feng Wang Zhi-Qiang Zhao Yi Liang Heng-Bang Wang Miao-Yi Wu Ping Min Li-zhen Chen Qi-Sheng Feng Jin-Xin Bei Yi-Xin Zeng Dajun Yang

Nasopharyngeal carcinoma is a common malignancy in Southern China. After radiotherapy and chemotherapy, a considerable proportion of patients with nasopharyngeal carcinoma suffered tumor relapse and metastasis. Cancer stem cells (CSC) have been shown with resistance against therapies and thus considered as the initiator of recurrence and metastasis in tumors, where the antiapoptotic property of...

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