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In 2007, researchers of the Max Planck Institute for Ornithology found a gene related to individual variation in exploratory behaviour in great tits. Birds with a certain variant of this so-called "dopamine receptor D4 gene" (DRD4 gene) showed stronger novelty seeking and exploration behaviour than individuals with other variants.


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Factors such as maternal high blood pressure and high hematocrit levels (the proportion of blood that consists of red blood cells) are associated with a greater likelihood of restricted fetal growth during the first trimester, with restricted growth linked to an increased risk of preterm birth and low birth weight, according to a study in the February 10 issue of JAMA.


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DURHAM, N.C. -- In a novel study that used historical tape of a thrilling overtime basketball game between Duke and the University of North Carolina at Chapel Hill, brain researchers at Duke have found that fans remember the good things their team did much better than the bad.


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It is widely known that genetic mutations cause disease. What are largely unknown are the mechanisms by which these mutations wreak havoc at the molecular level, giving rise to clinically observable symptoms in patients.


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Researchers at the Ireland Cancer Center of University Hospitals (UH) Case Medical Center, have published new findings that may lead to a new standard of care for patients with locally advanced cervical cancer.


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PROVIDENCE, R.I. [Brown University] -- Researchers from Brown University and Harvard Medical School are calling for improved decision-making in the use of feeding tubes for hospitalized nursing home residents with advanced dementia.


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Laparoscopic adjustable gastric banding surgery can effectively treat obesity in adolescents and seems to offer a better alternative than gastric bypass surgery, but further study is needed to determine whether it's better than nonsurgical options, a UT Southwestern Medical Center surgeon writes in an editorial in the Feb. 10 issue of the Journal of the American Medical Association.






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