نتایج جستجو برای: nasopharyngeal cancer

تعداد نتایج: 920710  

Journal: :Mutiara Medika 2022

Nasopharyngeal carcinoma is the most frequent head and neck cancer. The incidence of nasopharyngeal significantly increased. associated with risk factors linked to a lifestyle that usually begins in adolescence young adulthood, such as undergraduate students. This research identifies students' knowledge, attitude, behavior about carcinoma. study used descriptive cluster sampling method. As many...

Journal: :Oncology 2000
H Ali M al-Sarraf

Chemotherapy is an integral part of treatment for patients with nasopharyngeal carcinoma. Chemotherapy can achieve long-term survival rates of up to 15% to 20%, even in patients with recurrent or metastatic disease. In the majority of studies reported, patients with previously untreated locally advanced stage III and IV nasopharyngeal carcinoma showed improved local control, decreased systemic ...

Journal: :Pharmacognosy Magazine 2023

Background Nasopharyngeal carcinoma (NPC), predominant in Southern China and Southeast Asia, is a malignant tumor that arises from the epithelial lining of nasopharynx. Current NPC treatments result unfavorable side effects. Natural compounds with anti-proliferative capabilities are gaining popularity as way to mitigate toxicity radiation synthetic antitumor drugs. Ponicidin, an ent-kaurane dit...

2015
Raymond K. Tsang William I. Wei

Nasopharyngeal carcinoma (NPC) is a special type of head and neck cancer with a widely variable geographical variation in incidence. The central location of the tumor inside the head coupled with the radiosensitivity of the tumor to radiation made radiation therapy the first choice in primary treatment of NPC. Advances in radiotherapy and chemotherapy have markedly improved the local control of...

Nushin Amini

Introduction: Nasopharyngeal carcinoma (NPC) is commonly known as a radiosensitive tumor with the initial good response to radiation. Despite the improved outcome in loco regional control by the introduction of combining treatment, modern radiotherapy techniques and enhanced imaging studies, local recurrent after primary treatment with rate ranges from 15-58% in 5 years, stil...

2014
Dingbo Shi Fangyun Xie Yun Zhang Yun Tian Wangbing Chen Lingyi Fu Jingshu Wang Wei Guo Tiebang Kang Wenlin Huang Wuguo Deng

TFAP2A is a transcription factor that orchestrates a variety of cell processes, including cell growth and tissue differentiation. However, the regulation of TFAP2A in human nasopharyngeal carcinoma tumorigenesis and its precise mechanism of action remain largely unknown. In this study, we investigated the biologic role and clinical significance of TFAP2A in nasopharyngeal carcinoma growth and p...

2016
Min Yan Quentin Liu

Poor differentiation is an important hallmark of cancer cells, and differentiation therapy holds great promise for cancer treatment. The restoration of IkB kinase α (IKKα) leads to the differentiation of nasopharyngeal carcinoma cells with reduced tumorigenicity. The findings by Yan et al. validate the polycomb protein enhancer of zeste homologue 2 (EZH2) as a target for intervention.

2015
Joyce P.Y. Mak Wing Yu Man Jeremy P.H. Chow Hoi Tang Ma Randy Y.C. Poon

Nasopharyngeal carcinoma (NPC) is a rare but highly invasive cancer. As radiotherapy is the primary treatment for NPC, this offers a rationale to investigate if uncoupling the DNA damage responses can sensitize this cancer type. The G2 DNA damage checkpoint is controlled by a cascade of protein kinases: ATM/ATR, which phosphorylates CHK1/CHK2, which in turn phosphorylates WEE1. A number of smal...

2016
Hongliang Yu Dayong Gu Xia He Xianshu Gao Xiuhua Bian

Whether the addition of induction chemotherapy (IC) or adjuvant chemotherapy (AC) to concurrent chemoradiotherapy (CCRT) is superior to CCRT alone for locally advanced nasopharyngeal cancer is unknown. A Bayesian network meta-analysis was performed to investigate the efficacy of CCRT, IC + CCRT, and CCRT + AC on locally advanced nasopharyngeal cancer. The overall survival (OS) with hazard ratio...

2017
Chuanhui Xu Ruiming Zhang Huanlei Zhang Zhenyan Zhang

OBJECTIVE We performed a meta-analysis to compare the diagnostic efficacy of 18FDG PET/PET-CT and bone scintigraphy (BS) for diagnosing bone metastatic cancers in nasopharyngeal cancer patients. RESULTS 6 studies (1238 patients) fulfilled the inclusion criteria. The pooled sensitivities for 18FDG PET/PET-CT and BS were 0.81 (95% confidence interval [CI] = 0.70 to 0.98) and 0.39 (95% CI = 0.26...

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