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The Vertebrate Trait Ontology (VT) is being developed as a collaborative effort between the Rat Genome Database at the Medical College of Wisconsin (RGD,, Mouse Genome Informatics at the Jackson Laboratory ( and the Animal QTL database at Iowa State University ( For more information about this vocabulary, or to request additions or changes, please contact us (

Term:blood molecular composition trait
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Accession:VT:0010931 term browser browse the term
Definition:Any measurable or observable characteristic related to the proportions of proteins, minerals, nutrients, gases, or other substances in the cell-containing fluid that circulates through the body, carrying nourishment, electrolytes, hormones, vitamins, antibodies, heat, and oxygen to the tissues and taking away waste matter and carbon dioxide.

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blood urea nitrogen amount term browser
Symbol Object Name Evidence Notes Source PubMed Reference(s) RGD Reference(s) Position
G Nr4a1 nuclear receptor subfamily 4, group A, member 1 IDA RGD PMID:24722447 RGD:12910103 NCBI chr 7:132,368,399...132,389,300
Ensembl chr 7:132,374,840...132,389,297
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  vertebrate trait 2888
    organism trait 1150
      homeostasis trait 694
        blood homeostasis trait 534
          blood molecular composition trait 534
            blood 3-hydroxybutyrate amount 0
            blood amino acid amount + 0
            blood ammonia amount 0
            blood bilirubin amount 0
            blood calcidiol amount 0
            blood carbohydrate or carbohydrate derivative amount + 206
            blood carnitine amount 0
            blood creatinine amount 14
            blood dipeptide amount + 0
            blood electrolyte amount + 3
            blood flavanone amount 0
            blood gas amount + 0
            blood hormone amount + 162
            blood lactate amount 0
            blood lipid amount + 155
            blood malondialdehyde amount 0
            blood mineral amount + 3
            blood oxidized LDL amount + 0
            blood protein amount + 57
            blood pyruvate amount 0
            blood reactive oxygen metabolite amount + 0
            blood urea nitrogen amount 5
            blood uric acid amount 3
            blood vitamin amount + 0
            blood xenobiotic amount + 0
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