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Phenotypes Associated with This Genotype
Genotype
MGI:5608791
Allelic
Composition
Map7mshi/Map7mshi
Genetic
Background
B6.CBy-Map7mshi/Csu
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Map7mshi mutation (1 available); any Map7 mutation (240 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
reproductive system
• at 3 months of age the diameter of the seminiferous tubules is shorter than in controls, the lumen of the tubules are absent, and the tubules consist of predominantly Sertoli cells with occasional spermatogonia
• tubulin staining of testes cross sections shows diffuse expression of microtubules with little evidence for organization into bundles, and there is some extracellular vacuolization but to a lesser degree than that of mice homozygous for the Gt(ROSABetageo)1Sor allele
• homozygotes have much smaller testes, on average less than 75mg where heterozygous controls have an average testes weight of over 200mg
• although males copulate and cause vaginal plugs, they fail to impregnate females

endocrine/exocrine glands
• at 3 months of age the diameter of the seminiferous tubules is shorter than in controls, the lumen of the tubules are absent, and the tubules consist of predominantly Sertoli cells with occasional spermatogonia
• tubulin staining of testes cross sections shows diffuse expression of microtubules with little evidence for organization into bundles, and there is some extracellular vacuolization but to a lesser degree than that of mice homozygous for the Gt(ROSABetageo)1Sor allele
• homozygotes have much smaller testes, on average less than 75mg where heterozygous controls have an average testes weight of over 200mg


Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
09/17/2024
MGI 6.24
The Jackson Laboratory