نتایج جستجو برای: hpv 18
تعداد نتایج: 366353 فیلتر نتایج به سال:
BACKGROUND Human papillomaviruses (HPVs) play an obligatory role in cervical cancer development. Thus, immunization of women using a prophylactic vaccine against the most common high-oncogenic risk types (e.g., HPV 16 and 18) and HPV 6 and 11, which contribute to development of low-grade cervical lesions and cause most anogenital warts, represents a logical primary prevention strategy. PERSPE...
OBJECTIVE This study sought to evaluate the prevalence of human papillomavirus (HPV) types 16 and 18 in women with clinical stage IB cervical cancer treated by radical hysterectomy with pelvic lymphadenectomy as well as to establish a correlation between HPV type and cancer prognosis. METHODS A single-center cohort study was conducted with 86 patients who had undergone radical hysterectomy fo...
Cervical carcinoma is the predominant cancer among malignancies in women throughout the world, and human papillomavirus (HPV) 16 is the most common agent linked to human cervical carcinoma. The present study was performed to investigate the mechanisms of immune escape in HPV-induced cervical cancer cells. The presence of HPV oncoproteins E6 and E7 in the extracellular fluids of HPV-containing c...
introduction: certain types of human papillomavrus (hpv) are associated with cervical intraepithelial neoplasia (cin) and squamous cell carcinoma (scc). the aim of theobservations reported here was to determine whether the prognosis for invasive cancers of the uterine cervix is related to the type of human papillomavirus asociated with the tumor. material and methods: twenty patients with invas...
background: cervical cancer is one of the most important and commonly diagnosed types of cancer in females. there are different causes of cervical cancer, amongst which recurrent and persistent infection with hpv types 16 and 18 are the most renowned ones. these genotypes are the main factors in 99 % of cases in developed countries and 70 % in developing ones. due to the importance of these vir...
Geographical widespread data on human papillomavirus (HPV) type-distribution are essential for estimating the impact of HPV-16/18 vaccines on cervical cancer and cervical screening programmes. Epidemiological studies employing a variety of HPV typing protocols have been collated in meta-analyses. HPV-16/18 is estimated to account for 70% of all cervical cancers worldwide, although the estimated...
BACKGROUND The objectives of this study were to describe the prevalence and risk factors for HPV infection among HIV-infected young women receiving their first quadrivalent HPV (HPV-6, -11, -16, and -18) vaccine dose. METHODS We recruited 16- to 23-year-old women from 14 sites for an HPV vaccine trial. At the first visit, they completed a questionnaire and were tested for cervicovaginal HPV D...
BACKGROUND Knowledge of the natural history of human papillomavirus (HPV), in particular the role of immunity, is crucial in estimating the (cost-) effectiveness of HPV vaccination and cervical cancer screening strategies, because naturally acquired immunity after clearing an infection may already protect part of the risk population against new HPV infections. METHODS We used STDSIM, an estab...
BACKGROUND/AIMS Human papillomavirus (HPV) is an epitheliotropic, double-stranded DNA virus, and its high-risk genotypes are associated with human cancer. HPV genome has been detected in lung carcinomas in certain places around the world, including Mexico; however, the prevalence of this is unclear. In this study, we examine the frequency of high-risk HPV 16/18 in lung cancer tissues from a Mex...
INTRODUCTION Many studies have indicated a causal relationship between genital human papillomavirus (HPV) infections and cervical cancer. This study aimed to determine the prevalence and genotypes of six high-risk oncogenic human papillomaviruses in cervical lesions from Moroccan women with normal and abnormal cytology. METHODOLOGY The study included 938 women from the Children's and Mothers'...
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