منابع مشابه
HPV vaccines: a controversial issue?
Controversy still exists over whether the benefits of the available HPV vaccines outweigh the risks and this has suppressed uptake of the HPV vaccines in comparison to other vaccines. Concerns about HPV vaccine safety have led some physicians, healthcare officials and parents to withhold the recommended vaccination from the target population. The most common reason for not administering the pro...
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The dose-response relationship between number of cigarettes smoked and risk for lung cancer was established in 1950 by epidemiological studies. Laboratory assays with tobacco tar on mouse skin and smoke inhalation experiments with hamsters provided further evidence for this relationship. In cigarette smoke, among 4800 identified compounds, 69 are carcinogens, and several are tumor promoters or ...
متن کاملSilica and lung cancer: a controversial issue.
The role of crystalline silica in lung cancer has long been the subject of controversy. In this article, we review the main experimental and epidemiological studies dealing with this problem. Some evidence for a genotoxic potential of crystalline silica has been obtained in the rare in vitro studies published to date. In vivo studies have shown that crystalline silica is carcinogenic in the rat...
متن کاملProphylactic HPV vaccines.
The HPV L1 VLP vaccines are immensely important developments in public health and the benefits that they promise are immense, offering the opportunity to prevent, in the long term, 80% of cervical cancers, 60% of vulval cancers and 80% of anal cancers in women. In the short to medium term they will prevent at least 90% of genital warts and have a major impact on the incidence of high grade CIN,...
متن کاملImmunobiology of HPV and HPV vaccines.
Genital human papillomavirus (HPV) infection with both low- and high-risk types is common, but most infections resolve as a result of a cell-mediated immune response. Failure to induce an effective immune response is related to inefficient activation of innate immunity and ineffective priming of the adaptive immune response; this defective immune response facilitates viral persistence, a key fe...
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ژورنال
عنوان ژورنال: Brazilian Journal of Medical and Biological Research
سال: 2016
ISSN: 1414-431X,0100-879X
DOI: 10.1590/1414-431x20155060