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activator
(redirected from plasminogen activator)

   Also found in: Dictionary/thesaurus, Medical, Acronyms, Wikipedia 0.01 sec.
activator [′ak·tə‚vād·ər]
(chemistry)
A substance that increases the effectiveness of a rubber vulcanization accelerator; for example, zinc oxide or litharge.
A trace quantity of a substance that imparts luminescence to crystals; for example, silver or copper in zinc sulfide or cadmium sulfide pigments.
(genetics)
A molecule that modifies a repressor in a way that enables it to stimulate operon transcription.
(graphic arts)

catalyst
1. A substance which accelerates a chemical reaction but appears to remain unchanged itself.
2. A hardener that accelerates cure of adhesives either with or without heat. Used primarily with synthetic resins.


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Tissue plasminogen activator and total cholesterol decreased, and high-density lipoprotein increased.
Byline: ANI Washington, February 20 (ANI): Scientists presenting a study at the American Stroke Association's International Stroke Conference in San Diego revealed that an experimental therapy using tiny bubbles activated by transcranial Doppler (TCD) ultrasound, combined with the clot busting drug tissue plasminogen activator (tPA), might prove more effective than tPA alone in treating patients suffering from ischemic stroke.
None received the powerful clot-busting drug called tissue plasminogen activator (tPA), since it wasn't approved for use in Israel at the time.
 
 
 
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