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Definition of Activator
1. Noun. (biology) any agency bringing about activation; a molecule that increases the activity of an enzyme or a protein that increases the production of a gene product in DNA transcription.
Category relationships: Biological Science, Biology
Specialized synonyms: Activating Agent, Accelerator, Catalyst, Sensitiser, Sensitizer
Derivative terms: Activate
Antonyms: Inhibitor
Definition of Activator
1. Noun. (biology) Any chemical or agent which regulates one or more genes by increasing the rate of transcription. ¹
2. Noun. One who, or that which, activates. ¹
¹ Source: wiktionary.com
Definition of Activator
1. [n -S]
Medical Definition of Activator
1.
Lexicographical Neighbors of Activator
Literary usage of Activator
Below you will find example usage of this term as found in modern and/or classical literature:
1. Clinical treatises on the pathology and therapy of disorders of metabolism by Karl Harko von Noorden (1905)
"Cohnheim gave the name of " activator of the pancreas " to this substance, and
ascribed to it the property of being heat-resisting. ..."
2. The Journal of Experimental Medicine by Rockefeller University, Rockefeller Institute, Rockefeller Institute for Medical Research (1906)
"Series A. Venom Uniform, activator Variable.—Each tube cot- tained 8 cubic
centimeters of i per cent, horse's washed corpuscles in og per cent. NaCl. ..."
3. Collected Studies on Immunity by Paul Ehrlich (1906)
"The alcohol precipitate must therefore have contained a substance which inhibits
the action of the activator, and we were actually able to demonstrate the ..."
4. International Medical and Surgical Surveyby American Institute of Medicine by American Institute of Medicine (1922)
"As an activator is required for the tyrosinase, it is possible that it is required
in the ... An activator is known to be necessary for normal pigmentation, ..."
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