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The Clinical Measurement Ontology (CMO), Measurement Methods Ontology (MMO), and Experimental Condition Ontology (XCO) are currently being developed at the Rat Genome Database. For more information about these vocabularies please see Shimoyama et al. Three ontologies to define phenotype measurement data. Front Genet. 2012;3:87. Epub 2012 May 28 or contact us (

Term:controlled atmosphere composition
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Accession:XCO:0000009 term browser browse the term
Definition:An experimental condition in which the amount of one or more of the gases which make up the air surrounding an organism are controlled, or in which additional components are added to the air surrounding an organism, as part of the experiment on that organism.

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air carbon dioxide content term browser
Symbol Object Name Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
Q Vencon5 Ventilatory control QTL 5 IDA RGD PMID: RGD:2303609 NCBI chr 6:88,047,916...133,047,916 JBrowse link
air oxygen content term browser
Symbol Object Name Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
Q Cm15 Cardiac mass QTL 15 IDA RGD PMID:11157698 RGD:69699 NCBI chr17:57,246,723...70,156,904 JBrowse link
Q Vencon10 Ventilatory control QTL 10 IDA RGD PMID: RGD:2303609 NCBI chr20:19,190,721...54,435,887 JBrowse link
Q Vencon2 Ventilatory control QTL 2 IDA RGD PMID: RGD:2303609 NCBI chr 4:135,204,660...180,204,660 JBrowse link
Q Vencon3 Ventilatory control QTL 3 IDA RGD PMID: RGD:2303609 NCBI chr 7:41,109,692...56,793,354 JBrowse link
Q Vencon4 Ventilatory control QTL 4 IDA RGD PMID: RGD:2303609 NCBI chr 3:127,162,703...168,026,850 JBrowse link
Q Vencon6 Ventilatory control QTL 6 IDA RGD PMID: RGD:2303609 NCBI chr 1:154,561,505...199,561,505 JBrowse link
Q Vencon7 Ventilatory control QTL 7 IDA RGD PMID: RGD:2303609 NCBI chr 5:50,983,895...95,983,895 JBrowse link
Q Vencon8 Ventilatory control QTL 8 IDA RGD PMID: RGD:2303609 NCBI chr17:4,528,038...49,528,038 JBrowse link
Q Vencon9 Ventilatory control QTL 9 IDA RGD PMID: RGD:2303609

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Term Annotations click to browse term
  experimental condition 2376
    controlled atmosphere composition 10
      air carbon dioxide content 1
      air oxygen content 9
      controlled cigarette smoke content 0
      rebreathed air 0
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