Nicotine may alter the brain’s response to cocaine, supporting the idea that the legal drug may serve as a "gateway" to the use of illegal substances.
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Researchers show that the bacterial species in probiotic, fermented dairy products may alter gene expression and metabolism in native gut microbiota.
Researchers find an antibody that may protect against a virus similar to the one featured in the movie Contagion.
A bevy of genes known to be active during human fetal and infant development first appeared at the same time that the prefrontal cortex—the area of the brain associated with human intelligence and personality—took shape in primates, a new study publi
Disgraced South Korean scientist Hwang Woo-suk and a team of colleagues claim to have cloned the wild canine.
The largest virus to be sequenced prompts researchers to consider whether giant viruses were once full-fledged living organisms.
A breakthrough in somatic cell nuclear transfer opens the possibility of producing human embryonic stem cells with a patient’s own genes.
A new device for directing fluids is designed to deliver chemical cues directly to petri dishes without disturbing cells.
The Nobel Assembly announced today that three researchers in the field of immunology will share the 2011 Prize in Physiology or Medicine.
The Nobel Assembly reveals three winners of this year's prize in Physiology of Medicine.
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