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Quinidine

"Quinidine" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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An optical isomer of quinine, extracted from the bark of the CHINCHONA tree and similar plant species. This alkaloid dampens the excitability of cardiac and skeletal muscles by blocking sodium and potassium currents across cellular membranes. It prolongs cellular ACTION POTENTIALS, and decreases automaticity. Quinidine also blocks muscarinic and alpha-adrenergic neurotransmission.


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This graph shows the total number of publications written about "Quinidine" by people in this website by year, and whether "Quinidine" was a major or minor topic of these publications.
Bar chart showing 1 publications over 1 distinct years, with a maximum of 1 publications in 1998
To see the data from this visualization as text, click here.
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