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 ...

Diseases, Conditions, Syndromes

Study explains why myasthenia patients relapse after treatment

A new Yale-led study helps explain why some myasthenia gravis (MG) patients relapse after initially responding to a drug called rituximab, commonly used to treat the incurable autoimmune disease marked by muscle weakness ...

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 ...

Medical research

A new key in fighting Kennedy's disease

If a disease affects motoneurons, cells that control voluntary muscle activity, researchers should focus their efforts on motoneurons to find potential treatments, right?

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