Reconstructing the origin of the 1918 pandemic flu virus
A reconstruction of the 1918 pandemic flu virus that killed an estimated 50 million people suggests that childhood exposure of different age groups to different influenza virus variants may have been...
View ArticleImportance of initial success
In a study of people competing for financial or social support in a variety of online forums, successes bestowed upon them arbitrarily increased the likelihood of later success. Individuals with...
View ArticleAlso of interest from the Proceedings of the National Academy of Sciences
Examination of the earliest known pre-ceramic Neolithic mound site in Turkey, called Aşıklı Höyük, suggests that humans shifted their diet over a few hundred years from hunted wild ungulates and small...
View ArticleTetraradial symmetry in early poriferans
Sponges are among the simplest living animals, but exactly where they fit in the tree of life is poorly understood. Living sponges do not have clear symmetry, but new fossils from China show that at...
View ArticleHSP90 inhibitor potentiates the activity of mTOR inhibitor against human...
The research group led by Prof. DING Jian in Shanghai Institute of Materia Medica, CAS established the platform in an aim of discovery and research of mTOR kinase inhibitors.They found mTOR inhibition...
View ArticleBidirectional effect of Wnt signaling antagonist DKK1 on the modulation of...
A recent research report that Dickkopf1 (DKK1) protein, a secreted LRP6 ligand and antagonist, is also a modulator of anthrax toxin sensitivity.
View ArticleThe Olig family affects central nervous system development and disease
The oligodendrocyte transcription family (Olig family) is widely expressed in the central nervous system of various mammals, and plays a critical role in central nervous system development by...
View Article7.0T NMR assesses changes in hippocampal neurons in animal models of...
Magnetic resonance spectroscopy can quantitatively analyze in vivo abnormalities of biochemical metabolism within brain tissue in a noninvasive and non-radioactive manner.
View ArticleDrongos mimic multiple species to score more meals
Clever African birds, known as forked tailed drongos, mimic the warning calls of many other species -- a talent that, according to researchers, allows such drongos to trick their neighbors into...
View ArticleAs corn yields grow, so does sensitivity to drought
Corn yields have been increasing in the U.S. Midwest’s Corn Belt between 1995 and 2012, but the crop’s sensitivity to drought appears to be increasing as well, according to a new study by David Lobell...
View ArticleStudy shrinks MRI to the molecular level
Researchers have figured out a way to use functional magnetic resonance imaging (fMRI) to map the activity of neurons in a living brain -- an advance that might allow neuroscientists to study some...
View ArticleDeep-sea viruses inherited bacterial genes for energy
Similar to viruses near the surface of the ocean that inherited photosynthetic genes from cyanobacteria long ago, viruses that hang out around hydrothermal vents in the deep, dark ocean have picked up...
View ArticleOmega-3 fatty acid supplementation during pregnancy does not appear to...
Although there are recommendations for pregnant women to increase their intake of the omega-3 fatty acid docosahexaenoic acid (DHA) to improve fetal brain development, a randomized trial finds that...
View ArticleFindings suggest that genetic, environmental factors have similar influence...
The risk of autism may be influenced equally by genetic and environmental factors; in addition, a sibling of a family member with autism has a much higher risk for the disorder, according to a study...
View ArticleStudy finds large increase in type 1 and 2 diabetes among U.S. youth
In a study that included data from more than three million children and adolescents from diverse geographic regions of the United States, researchers found that the prevalence of both type 1 and type...
View ArticleDoes apolipoprotein E mimetic peptide reduce neuronal apoptosis induced by DBI?
Because the majority of patients with diffuse brain injury are not suitable candidates for surgery, neuroprotective agents are of great importance.
View ArticleIntermediaries increase corruption
An experimental study in which the Universidad Carlos III (UC3M) took part analysed the interaction between public officials and citizens and found that the presence of intermediaries significantly...
View ArticleEbola vaccine trial for chimpanzees
A vaccine for Ebola virus that employs virus-like particles instead of live infectious virus to evoke an immune response has shown promise in laboratory chimpanzees, according to a study. Chimpanzees...
View ArticleBuilding polymers using sugar and bacteria
Glucose-based polymers produced by polymerizing a biosynthetically generated compound display mechanical properties comparable with petroleum-based industry standard materials, according to a study....
View ArticleHow puberty influences sex differences in cerebral blood flow
Cerebral blood flow during adolescence is markedly different in males and females and may be influenced by sex-specific changes that occur during puberty, a study suggests.
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