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Phenotypes Associated with This Genotype
Genotype
MGI:3804005
Allelic
Composition
Akt1Gt1Pnt/Akt1Gt1Pnt
Tg(MMTV-Erbb2)NK1Mul/Tg(MMTV-Erbb2)NK1Mul
Genetic
Background
involves: 129 * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Akt1Gt1Pnt mutation (0 available); any Akt1 mutation (37 available)
Tg(MMTV-Erbb2)NK1Mul mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• 10% of female virgin mice develop mammary tumors by 60 weeks of age which is a much lower incidence than occurs in mice carrying the transgene on a wild-type background
• tumor growth in mammary glands is significantly slower than is found in transgenic mice on a wild-type background
• intravascular metastasis of adenocarcinomas into the lung is slightly enhanced in these mice

integument
• 10% of female virgin mice develop mammary tumors by 60 weeks of age which is a much lower incidence than occurs in mice carrying the transgene on a wild-type background
• tumor growth in mammary glands is significantly slower than is found in transgenic mice on a wild-type background
• intravascular metastasis of adenocarcinomas into the lung is slightly enhanced in these mice

endocrine/exocrine glands
• 10% of female virgin mice develop mammary tumors by 60 weeks of age which is a much lower incidence than occurs in mice carrying the transgene on a wild-type background
• tumor growth in mammary glands is significantly slower than is found in transgenic mice on a wild-type background
• intravascular metastasis of adenocarcinomas into the lung is slightly enhanced in these mice


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
01/20/2026
MGI 6.24
The Jackson Laboratory