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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:eyelids open at birth
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Accession:MP:0001302 term browser browse the term
Definition:open eyes instead of closed at perinatal stage; failure of the upper and lower thin folds of skin and muscle that cover the exposed portion of the eye to fuse completely together during development and an individual is born with the eye(s) uncovered leading to degrees of injury and blindness
Comment:In mouse, eyelids normally fuse about 5 days prior to birth and reopen about 19 days later.
Synonyms:exact_synonym: open eye lids;   open eyelids
 alt_id: MP:0001342

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  mammalian phenotype 5415
    vision/eye phenotype 98
      abnormal eye morphology 86
        abnormal eyelid morphology 6
          eyelids open at birth 0
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