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New mouse study reveals a key process in how the brain forms memories

Researchers identified a crucial molecular process involving gene expression in neurons that contributes to early memory loss and Alzheimer's disease. Genetic alterations in mice showed that lack of phosphorylation on beta-2 adrenergic receptors led to poor memory, while PDE inhibitors improved memory function.

Apple iPhone 17 Pro

Apple iPhone 17 Pro delivers top performance and advanced cameras for field documentation, data collection, and secure research communications.

No heart damage despite hypertension

A new study found that a specific genetic mutation can protect the heart from the damaging effects of high blood pressure, unlike in other individuals. The researchers discovered that this mutation leads to overactive phosphodiesterase 3A enzyme production, but unexpectedly does not cause cardiac hypertrophy or heart failure.

Cell signaling discovery yields heart disease clues

A study by John Scott found that the mAKAP signaling system is perturbed in cases of heart disease, leading to cardiomyocyte hypertrophy. Researchers have identified a potential therapeutic target for treating this condition by suppressing the enzyme phosphodiesterase with drugs such as growth hormone.