Allele Symbol Allele Name Allele ID |
Extl3tm1.1Okam targeted mutation 1.1, Hiroshi Okamoto MGI:3844734 |
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Summary |
2 genotypes
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♀ | phenotype observed in females |
♂ | phenotype observed in males |
N | normal phenotype |
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♀ | phenotype observed in females |
♂ | phenotype observed in males |
N | normal phenotype |
• decreased beta-cell area relative to the whole pancreatic area (75%)
• no difference in the islet size
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• decreased beta-cell number/total islet cell number ratio (80%) after 2 weeks of age
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• beta-cells exist also in the most peripheral region of the islets after 2 weeks of age
• glucagonspositive alpha-cells are scattered in the central region after 2 weeks of age
• islets develop normally at birth
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• decreased insulin response to 11.2 mM glucose (47%)
• decreased insulin response to 20 mM KCl (75%)
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• decreased insulin response to 11.2 mM glucose (47%)
• decreased insulin response to 20 mM KCl (75%)
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• decreased plasma insulin levels after glucose loading
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• significantly higher blood glucose levels in the glucose tolerance test
• no peripheral insulin resistance in the insulin tolerance test
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• significantly decreased pancreatic islet beta-cell proliferation activity
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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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