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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 menstrual cycle
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Accession:MP:0003375 term browser browse the term
Definition:failure of or aberrant timing of a recurring cycle in human primates in which the endometrial lining of the uterus prepares for pregnancy and ovulation occurs; if pregnancy does not occur the lining is discharged at menstruation

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  mammalian phenotype 14700
    reproductive system phenotype 2578
      abnormal reproductive system physiology 1932
        abnormal female reproductive system physiology 843
          abnormal ovulation cycle 103
            abnormal menstrual cycle 0
              amenorrhea 0
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RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.