نتایج جستجو برای: 000 years and 120
تعداد نتایج: 16893141 فیلتر نتایج به سال:
BACKGROUND Infections with certain viruses, bacteria, and parasites are strong risk factors for specific cancers. As new cancer statistics and epidemiological findings have accumulated in the past 5 years, we aimed to assess the causal involvement of the main carcinogenic agents in different cancer types for the year 2012. METHODS We considered ten infectious agents classified as carcinogenic...
Polyclonal antibodies were generated in rabbits by delivery to skin of gold particles coated with mammalian expression vectors encoding a cytoplasmic (beta-galactosidase) or a nuclear (L1 capsid of cottontail rabbit papillomavirus) protein. One primary and one booster immunization of 30 micrograms DNA per rabbit yielded specific antisera with titers from 1:24 000 to 1:120 000 in each of eight r...
BACKGROUND Tuberculosis in children is increasingly recognised as an important component of the global tuberculosis burden, with an estimated 1 million cases in 2015. Although younger children are vulnerable to severe forms of tuberculosis disease, no age-disaggregated estimates of paediatric tuberculosis mortality exist, and tuberculosis has never been included in official estimates of under-5...
Regulatory discretion is a central concept in the study of regulatory state. Yet little attention has been paid to origins discretion, and how it varies across polities, policy areas, over time. This paper presents conceptualization that draws on three dimensions: delegation, content, procedure. It argues measure legislation, we need identify provisions delegate powers governments then examine ...
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