normal phenotype
• mice are indistinguishable from control littermates
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Allele Symbol Allele Name Allele ID |
Ptpn11tm1.1Rbns targeted mutation 1.1, Jeffrey Robbins MGI:3852440 |
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Summary |
3 genotypes
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♀ | phenotype observed in females |
♂ | phenotype observed in males |
N | normal phenotype |
• mice are indistinguishable from control littermates
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♀ | phenotype observed in females |
♂ | phenotype observed in males |
N | normal phenotype |
• at E12.5, the number of neural crest cells in the outflow tract cushions are less than in wild-type mice
• at E17.5, the number of neural crest cells in the proximal outflow tract is less than in wild-type mice
• however, initial proliferation and migration are normal
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• cranial neural crest cells fail to differentiate into osteoblasts unlike in wild-type mice
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• at E12.5, the number of neural crest cells in the outflow tract cushions are less than in wild-type mice
• at E17.5, the number of neural crest cells in the proximal outflow tract is less than in wild-type mice
• however, initial proliferation and migration are normal
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• cranial neural crest cells fail to differentiate into osteoblasts unlike in wild-type mice
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• at E12.5, the number of neural crest cells in the outflow tract cushions are less than in wild-type mice
• at E17.5, the number of neural crest cells in the proximal outflow tract is less than in wild-type mice
• however, initial proliferation and migration are normal
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♀ | phenotype observed in females |
♂ | phenotype observed in males |
N | normal phenotype |
• embryo survival drops after E15.5 and no mice are born alive
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• neural crest cell-derived mandible is dramatically ablated or completely absent
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• neural crest cell-derived craniofacial bones are dramatically ablated or completely absent
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• neural crest cell-derived nasal cartilage is dramatically ablated or completely absent
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• small nose
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• abnormal arch arteries are observed in 32% with 5 of 19 mice exhibiting malpositioning of the left carotid artery and 1 of 19 exhibiting defective left carotid artery
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• mice exhibit a truncal valve containing 3 leaflets (in 90% of mice) or 4 leaflets (in 10% of mice) unlike in wild-type mice
• the truncal valve is longer and thicker than the aortic valves of wild-type mice
• however, the atrioventricular valves are normal
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• all mice exhibit persistent truncus arteriosus
• 84% of heart have type II and 16% type I persistent truncus arteriosus
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• neural crest cell-derived nasal cartilage is dramatically ablated or completely absent
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• small nose
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• at E15.5
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• neural crest cell-derived nasal cartilage is dramatically ablated or completely absent
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• neural crest cell-derived mandible is dramatically ablated or completely absent
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• neural crest cell-derived craniofacial bones are dramatically ablated or completely absent
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• neural crest cell-derived nasal cartilage is dramatically ablated or completely absent
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• eye placement anomalies
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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 11/12/2024 MGI 6.24 |
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