Metastases account for the great majority of cancer-associated deaths, yet this complex
process remains the least understood aspect of cancer biology. As the body of research …

Mitochondria are potent producers of cellular superoxide, from complexes I and III of the
electron transport chain, and mitochondrial superoxide production is a major cause of the …

Epithelial stem cells serve critical physiological functions in the generation, maintenance
and repair of diverse tissues through their ability to self-renew and spawn more specialized, …

Within uncharacterized groups, DNA barcodes, short DNA sequences that are present in a
wide range of species, can be used to assign organisms into species. We propose an …

Zika virus (ZIKV) is a mosquito-borne flavivirus first isolated in Uganda from a sentinel monkey
in 1947. Mosquito and sentinel animal surveillance studies have demonstrated that ZIKV …

Background In 2007, physicians on Yap Island reported an outbreak of illness characterized
by rash, conjunctivitis, and arthralgia. Although serum from some patients had IgM antibody …

Background In 2006, WHO published international growth standards for children younger than
5 years, which are now accepted worldwide. In the INTERGROWTH-21 st Project, our aim …

Background and Purpose— Our aim in this study was to assess the incidence and determining
factors of angiographic recurrences after endovascular treatment of aneurysms. Methods…

The relationship between the dose of intravenously administered streptozotocin (a N-nitroso
derivative of glucosamine) and the diabetogenic response has been explored by use of the …

Widespread use of the Web and other Internet technologies in postsecondary education
has exploded in the last 15years. Using a set of items developed by the National Survey of …