The neuromodulator norepinephrine has an unexpected, direct action on auditory processing of complex signals, specifically bird songs in the zebra finch, new research suggests. For neuroscientists ...

Impaired function of a receptor that regulates release of a mood elevating hormone in the brain may be responsible for causing depression, anxiety and cardiovascular disorders, according to a Yale ...

Hearts were removed from rats and set up as isometrically beating or short-term hibernation models. The hearts were perfused with modified Krebs-Henseleit buffer under a controlled perfusion pressure.

Beyond its usual business at synapses, the neurotransmitter norepinephrine (aka noradrenaline) seems to help resident phagocytes clear the amyloid-β (Aβ) peptides that accumulate in the brains of ...

The coordination of pelvic visceral activity with appropriate elimination behaviors is a complex task that requires reciprocal communication between the brain and pelvic organs. Barrington's nucleus, ...

De Backer D, Biston P, Devriendt J, et al. The investigators concluded that although no significant differences in mortality were evident between these 2 vasopressor treatments, norepinephrine should ...

New evidence indicates that the loss of two types of brain cells -- not just one as previously thought -- may trigger the onset of symptoms associated with Parkinson's disease. The evidence, based on ...

A sustained state of vigilance will generate a different type of memory than a momentary startle, and these differences are linked to distinct signaling molecules in the brains of mice. Researchers at ...

No one ever thinks about the chat. Some people don’t even know there is a chat. Other people dominate the chat. Why am I writing about the chat? Is it good to be active in the chat? Is it a ...

Whether it's because your boss admonished you, your boyfriend forgot your birthday or your favorite baseball team lost, we all get the blues now and then. Rather than digging yourself into a hole and ...