Digitalis purpurea pharmacological forms, extracts of this plant did not frequently cause intoxication because they induced nausea and vomiting within minutes of ingestion, preventing the patient from consuming more. The main toxins in "Digitalis" spp. are the two chemically similar cardiac glycosides: digitoxin and digoxin. Like other cardiac glycosides, these toxins exert their effects by inhibiting the ATPase activity of a complex of transmembrane proteins that form the sodium potassium ATPase pump, (Na/K-ATPase). Inhibition of the Na/K-ATPase in turn causes a rise not only in intracellular Na, but also in calcium, which in turn results in increased force of myocardial muscle contractions.
Nothing comes from nothing a relationship between Maria's theological acumen and this song is accidental or intentional. In the web television series "13 Reasons Why", Ryan Shaver uses this Latin phrase to show Hannah Baker, the main character, that her attempts to write poetry will be useless if she's not willing to put her soul on them, as she is afraid of expressing her most intimate thoughts with strangers. The phrase also appears in H.P. Lovecraft's tale, "The Whisperer in Darkness". Nothing comes from nothing Nothing comes from nothing () is a philosophical expression of a thesis first argued by Parmenides. It is associated