Medical research

G proteins regulate remodelling of blood vessels

Blood vessels are extremely dynamic: depending on the external conditions, they can adapt their permeability for nutrients, their contractility, and even their shape. Unlike cardiac muscle cells, for example, the smooth muscle ...

Medical research

Sensor for blood flow discovered in blood vessels

Physical forces like blood pressure and the shear stress of flowing blood are important parameters for the tension of blood vessels. Scientists have been looking for a measurement sensor for many years that enables the translation ...

Psychology & Psychiatry

Field study shows motivational effect of performance targets

(Medical Xpress)—In many areas of our everyday lives, goals are the norm. That not all of them are effective, however, is something which anyone who has seen their New Year resolutions crumbling with each passing month ...

Medical research

Spanish researchers describe the nine hallmarks of aging

For some species, living twice as long in good health depends on no more than a few genes. When this fact was revealed by studies on worms three decades ago, it ushered in a golden age of ageing studies that has delivered ...

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