Neuroscience

Acute breakdown of the glial network in epilepsy

Tohoku University scientists and their colleagues in Germany have revealed that a first-time exposure to only a brief period of brain hyperactivity resulted in an acute breakdown of the inter-cellular network of glial cells. ...

Ophthalmology

Researchers uncover a critical early step of the visual process

The key components of electrical connections between light receptors in the eye and the impact of these connections on the early steps of visual signal processing have been identified for the first time, according to research ...

Neuroscience

Unexpected discovery gives new model for studying brain networks

The same kind of neurons can have completely different wiring diagrams in the rat and mouse, as mice lack intercellular molecular channels known as gap junctions, researchers at Karolinska Institutet report in the scientific ...

Cardiology

Ca2+, the intercellular signal in arterioles

Vasoconstriction must be balanced with vasodilation, particularly in the arterioles that supply tissues with blood. Endothelial cells protrude through holes in the internal elastic lamina in arterioles to make contact with ...

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