A team of researchers at the University of California, Santa Barbara, has found evidence of a nonconscious mechanism in the human brain that identifies genetic siblings on the basis of cues that guided our hunter-gatherer ancestors. Their findings will be published in the Feb. 15 issue of the science journal Nature.
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NASA’s New Horizons spacecraft successfully completed a flyby of Jupiter early this morning (Feb. 28), using the massive planet’s gravity to pick up speed for its 3-billion mile voyage to Pluto and the unexplored Kuiper Belt region beyond.
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Cardiologists are increasingly using adult stem cells in clinical trials to repair hearts following heart attacks, but no one has understood how the therapy actually works. Now, in animal experiments, researchers at the University of Texas M. D. Anderson Cancer Center have deconstructed the process, describing how the stem cells fuse with heart muscle cells to create new cells that repopulate the ailing organ.
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Two critical characteristics of breast cancer that are important to treatment can be identified by measuring gene expression in the tumor, a research team led by scientists at the University of Texas M. D. Anderson Cancer Center reports in Lancet Oncology online.
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A new study shows that young transplant patients in the US who lose their insurance coverage are more likely to stop taking necessary anti-rejection drugs, which can increase the risk of losing the transplanted organs. The study appears in the latest issue of Pediatric Transplantation.
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The first direct evidence that early Europeans were unable to digest milk has been found by scientists at UCL (University College London) and Mainz University.
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Molecular scientists at the UT Health Science Center at Houston have developed a new procedure for the differentiation of human embryonic stem cells, with which they have created the first transplantable source of lung epithelial cells. Findings are published by Dr. Rick Wetsel and others in this week’s Proceedings of the National Academy of Sciences.
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Smoking appears to increase the risk of becoming infected with tuberculosis and the risk for the development of active disease upon infection, according to an analysis of previously published research in the Feb. 26 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.
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Using a cognitive behavioral therapy called “prolonged exposure” appears more effective than “present-centered” therapy, a supportive intervention to treat female military veterans and active duty women with posttraumatic stress disorder, according to a study in the Feb. 28 issue of JAMA.
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Just days before nations around the world were set to begin a coordinated global research campaign called the International Polar Year (IPY), scientists at the South Pole aimed a massive new telescope at Jupiter and successfully collected the instrument’s first test observations.
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