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C41H64O13 A glycoside derived from the purple foxglove plant (Digitalis purpurea); a white powder melting at 255-256°C; used as a medicine for cardiac conditions.



a steroid saponin with surface-active properties; it is used to separate enzymes. It causes mitochondria to decompose into protein complexes that participate in conjugated enzyme processes not observed in mixtures of isolated enzymes.

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