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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:reactive oxygen species
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Accession:CHEBI:26523 term browser browse the term
Definition:Molecules or ions formed by the incomplete one-electron reduction of oxygen. They contribute to the microbicidal activity of phagocytes, regulation of signal transduction and gene expression, and the oxidative damage to biopolymers.
Synonyms:related_synonym: ROS
 xref_mesh: MESH:D017382
 xref: Wikipedia:Reactive_oxygen_species



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  • Term paths to the root
    Path 1
    Term Annotations click to browse term
      CHEBI ontology 20862
        chemical entity 20860
          atom 20860
            nonmetal atom 20766
              oxygen atom 20457
                oxygen molecular entity 20457
                  reactive oxygen species 9247
                    hydrogen peroxide + 3342
                    hydroperoxyl 0
                    hydroxyl 66
                    hypochlorous acid + 398
                    oxygen radical + 153
                    ozone 7557
                    peroxynitrite 0
                    singlet dioxygen 0
                    superoxide 97
    Path 2
    Term Annotations click to browse term
      CHEBI ontology 20862
        subatomic particle 20860
          composite particle 20860
            hadron 20860
              baryon 20860
                nucleon 20860
                  atomic nucleus 20860
                    atom 20860
                      main group element atom 20781
                        p-block element atom 20781
                          chalcogen 20491
                            oxygen atom 20457
                              oxygen molecular entity 20457
                                reactive oxygen species 9247
                                  hydrogen peroxide + 3342
                                  hydroperoxyl 0
                                  hydroxyl 66
                                  hypochlorous acid + 398
                                  oxygen radical + 153
                                  ozone 7557
                                  peroxynitrite 0
                                  singlet dioxygen 0
                                  superoxide 97
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