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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-cerebrospinal fluid barrier morphology trait
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Accession:VT:0000085 term browser browse the term
Definition:Any measurable or observable characteristic related to the shape, structure, color or pattern of the group of barriers and transport systems in the choroid plexus located in the lateral, third, and fourth brain ventricles that controls the entrance of substances into the cerebrospinal fluid from the blood.

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  vertebrate trait 1523
    organ system trait 872
      circulatory system trait 59
        circulatory system morphology trait 21
          cardiovascular system morphology trait 21
            blood vessel morphology trait 21
              blood-cerebrospinal fluid barrier morphology trait 0
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