نتایج جستجو برای: total npc

تعداد نتایج: 804305  

2017
Liting Yang Yanyan Tang Yi He Yumin Wang Yu Lian Fang Xiong Lei Shi Shanshan Zhang Zhaojian Gong Yujuan Zhou Qianjin Liao Ming Zhou Xiaoling Li Wei Xiong Yong Li Guiyuan Li Zhaoyang Zeng Can Guo

Recent studies demonstrated that long non-coding RNAs (lncRNAs) deregulated in many cancer tissues including nasopharyngeal carcinoma (NPC) and had critical roles in cancer progression and metastasis. In this study, we aimed to assess a lncRNA LINC01420 expression in NPC and explore its role in NPC pathogenesis. Our research revealed that the expression level of LINC01420 in NPC tissues were hi...

2017
Sasikumar Rajoo Pascal Vallotton Evgeny Onischenko Karsten Weis

The nuclear pore complex (NPC) is an 8-fold symmetrical channel providing selective transport of biomolecules across the nuclear envelope. Each NPC consists of ~30 different nuclear pore proteins (Nups) all present in multiple copies per NPC. Significant progress has recently been made in the characterization of the vertebrate NPC structure, however, because of the estimated size differences be...

Journal: :Annals of the Academy of Medicine, Singapore 2008
Charles Gullo Wong Kein Low Gerrard Teoh

It is well known that the Epstein-Barr virus (EBV) contributes directly to tumourigenesis in nasopharyngeal carcinoma (NPC), primarily in the undifferentiated form of NPC (WHO type III; UNPC or UC), which is commonly found in South East Asia. Unfortunately, research in NPC has been severely hampered by the lack of authentic EBV-positive (EBV+) human NPC cell lines for study. Since 1975, there h...

2017
Chen Qu Yiying Zhao Guokai Feng Chen Chen Yalan Tao Shu Zhou Songran Liu Hui Chang Musheng Zeng Yunfei Xia

Radioresistance-induced residual and recurrent tumours are the main cause of treatment failure in nasopharyngeal carcinoma (NPC). Thus, the mechanisms of NPC radioresistance and predictive markers of NPC prognosis and radioresistance need to be investigated and identified. In this study, we identified RPA3 as a candidate radioresistance marker using RNA-seq of NPC samples. In vitro studies furt...

Journal: :Molecular cancer therapeutics 2015
Jia-Quan Qu Hong-Mei Yi Xu Ye Jin-Feng Zhu Hong Yi Li-Na Li Ta Xiao Li Yuan Jiao-Yang Li Yuan-Yuan Wang Juan Feng Qiu-Yan He Shan-Shan Lu Zhi-Qiang Xiao

Radioresistance poses a major challenge in nasopharyngeal carcinoma (NPC) treatment, but little is known about how miRNA (miR) regulates this phenomenon. In this study, we investigated the function and mechanism of miR-203 in NPC radioresistance, one of downregulated miRs in the radioresistant NPC cells identified by our previous microarray analysis. We observed that miR-203 was frequently down...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی (نوشیروانی) بابل - دانشکده برق و کامپیوتر 1393

در این پایان نامه روش کلیدزنی حذف هارمونیک انتخابی به منظور کنترل اینورتر چهار ساق npc و با هدف کاهش فرکانس کلیدزنی و تغذیه بارهای مختلف خطی، غیر خطی، متعادل و نامتعادل مورد استفاده قرار گرفته است. در روش کلیدزنی حذف هارمونیک انتخابی برای اینورتر چهار ساق npc، زوایای کلیدزنی ساقهای اصلی با هدف حذف هارمونیکهای غیر مضرب سه مشخص و زوایای کلیدزنی ساق چهارم به منظور حذف هارمونیکهای مشخص مضرب سه محاس...

2015
Qu Jia-Quan Yi Hong-Mei Ye Xu Li Li-Na Zhu Jin-Feng Xiao Ta Yuan Li Li Jiao-Yang Wang Yuan-Yuan Feng Juan He Qiu-Yan Lu Shan-Shan Yi Hong Xiao Zhi-Qiang

Radioresistance poses a major challenge in nasopharyngeal carcinoma (NPC) treatment, but little is known about how miRNA regulates this phenomenon. In this study, we investigated the function and mechanism of miR-23a in NPC radioresistance, one of downregulated miRNAs in the radioresistant NPC cells identified by our previous microarray analysis. We observed that miR-23a was frequently downregu...

Journal: :World Electric Vehicle Journal 2023

To meet the requirements of output harmonic distortion neutral point clamped (NPC) three-level inverter under low switching frequency conditions, multi-mode synchronous space vector modulation is usually adopted. When between different pulse patterns, there will be oscillation in current. This paper proposes a smooth method for modulation. compensates phase angle reference voltage vector, order...

Journal: :Singapore medical journal 2009
C H Yeo M S Abdullah P U Telesinghe R Ramasamy

INTRODUCTION Little or no information is available on the prevalence of nasopharyngeal carcinoma (NPC) among different ethnic groups in Brunei, or how useful plasma IgA antibodies are against viral capsid antigen (VCA) and early antigen (EA) in the diagnosis of NPC, even though they are routinely measured in patients suspected to have NPC. METHODS The National Cancer Registry at Raja Isteri P...

2017
Fei-Fei Luo Zu-Yun Li Su-Ning Huang Gang Chen Ting-Ting Xie Yuan-Qing Li Wen-Wen Xing Wan-Ying Li Yu-Kun Lu Hua Ding

Background: The human papillomaviruses (HPVs) are causally associated with the tumorigenesis of several types of cancers. However, HPV prevalence in patients with nasopharyngeal carcinoma (NPC) has not previously been systematically reviewed. Therefore, we performed a meta-analysis to estimate the HPV prevalence in patients diagnosed with NPC and to assess the potential etiological significance...

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