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ouabain

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oua·ba·in (wä-bn)
n.
A white poisonous glycoside extracted from the seeds of the African trees Strophanthus gratus and Acokanthera ouabaio and used as a heart stimulant.

ouabain
a cardiac glycoside obtained chiefly from the plant Strophanthus gratus; its effect is similar to that of digitalis, but digitalization is achieved more rapidly.


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On the day before ouabain selection, stock cultures of A549, C-ter3, and pSup control cells were trypsinized and pooled, and 2  107 cells from each cell line were reseeded at a density of 1  106 cells per 100-mm plate in DMEMF12 medium supplemented with 10% FCS and antibiotics.
In order to find out if hyperpolarization was functionally required for differentiation, the scientists depolarized the hMSCs by exposing them either to high levels of extracellular potassium ions or to ouabain, a compound that blocks the transfer of ions in and out of cells.
gov/) and ouabain loci in mammalian cells have been shown to be either inactive or weakly active (Jaurand 1996).
 
 
 
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