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CHEBI ONTOLOGY - ANNOTATIONS

The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.

Term:positron
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Accession:CHEBI:30225 term browser browse the term
Definition:Elementary particle not affected by the strong force having a spin 1/2, a positive elementary charge and a rest mass of 0.000548579903(13) u, or 0.51099906(15) MeV.
Synonyms:related_synonym: beta(+);   e(+)



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  CHEBI ontology 19899
    subatomic particle 19897
      fermion 19897
        lepton 19897
          positron 0
            positronium + 0
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