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The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at The data is made available under the Creative Commons License (CC 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.

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Accession:CHEBI:139492 term browser browse the term
Definition:A chemical compound that causes a substantial proportion of exposed people or animals to develop an allergic reaction in normal tissue after repeated exposure to the compound.
Synonyms:related_synonym: sensitisers;   sensitizer;   sensitizers

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  CHEBI ontology 19792
    role 19738
      biological role 19737
        aetiopathogenetic role 18869
          sensitiser 9734
            (E)-cinnamaldehyde + 88
            1-chloro-2,4-dinitrobenzene 445
            2-bromo-2-(bromomethyl)pentanedinitrile + 6
            4-nitrobenzyl bromide 7
            benzo[d]isothiazol-3-one 6
            benzocaine 6
            chromium(3+) trichloride + 34
            cobalt dichloride + 4256
            copper(II) sulfate + 5779
            eugenol + 1298
            gold monochloride 0
            isoeugenol + 60
            mercury dichloride 654
            nickel chloride hexahydrate 0
            nickel sulfate hexahydrate 0
            potassium dichromate 2076
            resorcinol + 200
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.