Although bronchial hyperresponsiveness to cholinergic agents is a main feature of asthma, the role of anticholinergic drugs in chronic asthma management has been largely underestimated.

throughout their length and are believed to be cholinergic, releasing acetylcholine as a transmitter substance from their terminals. Those of the other system, described in the rat by Dahlström ...

Drugs acting on the cholinergic system can improve or worsen cognitive abilities, and their effects are particularly pronounced in frail elderly individuals and patients with Alzheimer disease.

The picture shows striatal cholinergic interneurons (cell body in yellow) whose neurites (in red) make multiple connections to surrounding neurons. Dopamine through D2R has an important modulatory ...