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|UMLS ID -
Type Listed - "Biologically Active Substance Hazardous or Poisonous
|Semantic Type Additional - Indicator, Reagent, or Diagnostic Aid
- Specific, characterizable, poisonous chemicals, often proteins, with
specific biological properties, including immunogenicity, produced by
plants, or animals, used as a probe in labeling or biochemical experiments.
from UMLS by Maryann Martone
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Contact Updated September 2006