A soberania é um dos pilares Estados-nação, no entanto, sua definição ambígua e controversa. Não obstante à perene contestação de conceitos, este estudo se propõe a estabilizar contingencialmente uma acepção adequada realidade brasileira. No maior país sulamericano, os aglomerados subnormais das metrópoles nacionais concentram populosas áreas baixa governabilidade com atuação destacada criminos...

Microphthalmia-associated transcription factor (Mitf) is a key regulator for differentiation of melanoblasts, precursors to melanocytes. The mouse homozygous for the black-eyed white (Mitfmi-bw) allele is characterized by the white-coat color and deafness with black eyes due to the lack of melanocytes. The Mitfmi-bw allele carries LINE-1, a retrotransposable element, which results in the Mitf d...

E67 road is a strategically important part of North Sea – Baltic Core Network Corridor, connecting the three States with Finland, on one hand, and Eastern Poland, other. So-called Via Baltica corridor services more than 30 000 vehicles per day being major arteries for transit heavy good transport in region. Annually around 8 accidents casualties occur 500 fatalities year. Relatively high safety...

Island biogeography has provided fundamental hypotheses in population genetics, ecology and evolutionary biology. Insular populations usually face different feeding conditions, predation pressure, intraspecific and interspecific competition than continental populations. This so-called island syndrome can promote the evolution of specific phenotypes like a small (or large) body size and a light ...

E1352 CMAJ, December 13, 2011, 183(18) © 2011 Canadian Medical Association or its licensors A39-year-old woman presented with a history of headache and visual complaints including bright flashes of light, white “moth-like” areas and black spots throughout the field of vision in her right eye that had been ongoing for one to two months. In the days leading up to her presentation, her symptoms ha...

The recent image of our galaxy's supermassive black hole Sgr A* derived from the 7 April 2017 data Event Horizon Telescope Collaboration shows multiple hot spots in its accretion disk. Using analytical framework, we demonstrate that observed may not be disjoint elements but causally linked components ("petals") one rotating quasi-stationary macro-structure formed thermo-vorticial field within