Medical research

Researchers solve 20-year puzzle of how heart regulates its beat

(Medical Xpress)—A 20-year puzzle as to how the heart regulates contraction appears to have been solved by researchers from the University of Bristol. The findings, published in the journal Biophysics, paves the way to ...

Neuroscience

Researchers identify how cells control calcium influx

(Medical Xpress)—When brain cells are overwhelmed by an influx of too many calcium molecules, they shut down the channels through which these molecules enter the cells. Until now, the "stop" signal mechanism that cells ...

Medical research

New methods to explore astrocyte effects on brain function

A study in The Journal of General Physiology presents new methods to evaluate how astrocytes contribute to brain function, paving the way for future exploration of these important brain cells at unprecedented levels of detail.

Neuroscience

Calcium reveals connections between neurons

A team led by MIT neuroscientists has developed a way to monitor how brain cells coordinate with each other to control specific behaviors, such as initiating movement or detecting an odor.

Alzheimer's disease & dementia

Study examines how Alzheimer's kills brain cells

(Medical Xpress)—Exactly how Alzheimer's disease kills brain cells is still somewhat of a mystery, but University of Michigan researchers have uncovered a clue that supports the idea that small proteins prick holes into ...

Neuroscience

Dantrolene protects neurons from Huntington's disease

Huntington's disease (HD) is characterized by ongoing destruction of specific neurons within the brain. It affects a person's ability to walk, talk, and think - leading to involuntary movement and loss of muscle co-ordination. ...

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