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Phenotypes Associated with This Genotype
Genotype
MGI:5882988
cn33
Allelic
Composition
Gt(ROSA)26Sortm1(Notch1)Dam/Gt(ROSA)26Sor+
Tg(Col1a1-cre)1Kry/0
Genetic
Background
involves: 129S4/SvJaeSor * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm1(Notch1)Dam mutation (1 available); any Gt(ROSA)26Sor mutation (1026 available)
Tg(Col1a1-cre)1Kry mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
growth/size/body
• smaller body weight at P24
• from 2 weeks of age, mice show progressive growth retardation

skeleton
• thickened bones at 4 weeks of age
• cortices of bones are composed on woven bone in 2 month old mice
• increase in thickness of calvarial bone
• marrow space is enclosed by fibrotic cells with features of early osteoblastic precursors
• trabecular bone is composed predominately of immature woven rather than lamellar bone
• trabecular bone architecture is altered in 2 month old mice
• trabecular bone volume/tissue volume is increased by more than 6-fold in 2 month old mice
• increase in trabecular number in 2 month old mice
• decrease in trabecular spaces in 2 month old mice
• increase in trabecular bone thickness in 2 month old mice
• increase in bone mass due to increased bone formation
• generalized osteosclerotic phenotype in skulls, rib cages, tail vertebrae, and limb long bones

limbs/digits/tail
• from 2 weeks of age, mice show a kinky tail

craniofacial
• increase in thickness of calvarial bone


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
12/17/2024
MGI 6.24
The Jackson Laboratory