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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 pars compacta morphology
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Accession:MP:0013219 term browser browse the term
Definition:any structural anomaly of the posterior (dorsal) part of grey matter of the substantia nigra which contains large, polygonal, and densely packed dopamine-producing cells; pars compacta neurons are pigmented in many species
Synonyms:exact_synonym: abnormal SNPC morphology;   abnormal compact part of substantia nigra;   abnormal pars compacta substantiae nigrae morphology

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  mammalian phenotype 0
    nervous system phenotype 0
      abnormal nervous system morphology 0
        abnormal brain morphology 0
          abnormal forebrain morphology 0
            abnormal basal ganglion morphology 0
              abnormal substantia nigra morphology 0
                abnormal substantia nigra pars compacta morphology 0
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