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Phenotypes Associated with This Genotype
Genotype
MGI:6198665
Allelic
Composition
Gt(ROSA)26Sortm1(CAG-MFN2*T105M)Dple/Gt(ROSA)26Sor+
Tg(CAG-cre/Esr1*)5Amc/0
Genetic
Background
involves: C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm1(CAG-MFN2*T105M)Dple mutation (1 available); any Gt(ROSA)26Sor mutation (1062 available)
Tg(CAG-cre/Esr1*)5Amc mutation (11 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• mice develop a diseased phenotype beginning 4-6 weeks following tamoxifen treatment, with multiple organ failure leading to lethality

respiratory system
• mice develop respiratory distress 4-6 weeks after tamoxifen treatment

behavior/neurological
• mice exhibit loss of mobility 4-6 weeks after tamoxifen treatment

cellular
• tamoxifen-treated mice exhibit mitochondrial aggregation in renal cortex and liver parenchyma and small mitochondria aggregation in Schwann cell cytoplasm of the sciatic nerve, most likely indicating un-fused mitochondria

homeostasis/metabolism
• mice develop bloating due to ascites accumulation 4-6 weeks after tamoxifen treatment

integument
• mice exhibit skin follicle erection 4-6 weeks after tamoxifen treatment

nervous system
• tamoxifen-treated mice show abnormal myelination of the tibial nerve, with abnormal myelin configurations surrounding some axons
• tibial nerves of tamoxifen-treated mice show double myelinated axons in which the inner portion of the outer sheath is decompacting


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
01/06/2026
MGI 6.24
The Jackson Laboratory