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The Mouse Adult Gross Anatomy Ontology and Mammalian Phenotype Ontology are downloaded weekly from the Mouse Genome Informatics databases at Jackson Laboratories ( For more information about these ontologies, see the MGI Publications Page at

Term:abnormal substantia nigra cell density
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Accession:MP:0020731 term browser browse the term
Definition:any anomaly of the density of cells of the substantia nigra
Synonyms:exact_synonym: abnormal density of substantia nigra cells

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  mammalian phenotype 5368
    nervous system phenotype 360
      abnormal nervous system morphology 208
        abnormal brain morphology 136
          abnormal forebrain morphology 79
            abnormal basal ganglion morphology 7
              abnormal substantia nigra morphology 7
                abnormal substantia nigra cell density 0
                  decreased substantia nigra cell density 0
                  increased substantia nigra cell density 0
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