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Phenotypes Associated with This Genotype
Genotype
MGI:4941337
Allelic
Composition
Krastm4Tyj/Kras+
Tg(Pdx1-cre)6Tuv/0
Genetic
Background
involves: 129S4/SvJae * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Krastm4Tyj mutation (11 available); any Kras mutation (69 available)
Tg(Pdx1-cre)6Tuv mutation (3 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• PanIN-1 and PanIN-2, but not PanIN-3 or pancreatic ductal adenocarcinoma, are seen at 22 weeks after birth (J:214846)
• mice develop intraepithelial neoplasia (PanIN) by 8 weeks of age (J:276349)
• mice show accelerated PanIN development when treated with cerulein to induce acute pancreatitis (J:276349)

digestive/alimentary system
• mice develop a varying number of ductal cell proliferation foci in the pancreas from 9 weeks after birth

endocrine/exocrine glands
• mice develop a varying number of ductal cell proliferation foci in the pancreas from 9 weeks after birth
• PanIN-1 and PanIN-2, but not PanIN-3 or pancreatic ductal adenocarcinoma, are seen at 22 weeks after birth (J:214846)
• mice develop intraepithelial neoplasia (PanIN) by 8 weeks of age (J:276349)
• mice show accelerated PanIN development when treated with cerulein to induce acute pancreatitis (J:276349)


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