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iodine-131

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
iodine-131 [′ī·ə‚dīn ¦wən¦thərd·ē′wən]
(nuclear physics)
A radioactive, artificial isotope of iodine, mass number 131; its half-life is 8 days with beta and gamma radiation; used in medical and industrial radioactive tracer work; moderately radiotoxic.


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Potassium iodine, for example, counters the effects of exposure to Iodine-131, an isotope that was released following the 1986 nuclear reactor accident at Chernobyl.
The researcher has revealed that the group will begin with iodine-131, a form of radionuclide currently used to treat some cancers, as well as a nanoparticle, or "smart bomb," that would carry cancer-fighting drugs to diseased cells.
Last weekend's Iodine-131 gas escape was rated a "three" on the Nuclear Incident Scale.
 
 
 
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