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Phenotypes Associated with This Genotype
Genotype
MGI:5751748
Allelic
Composition
Dicer1tm1Mmk/Dicer1tm1Mmk
Shhtm1(EGFP/cre)Cjt/Shh+
Genetic
Background
involves: 129 * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Dicer1tm1Mmk mutation (0 available); any Dicer1 mutation (95 available)
Shhtm1(EGFP/cre)Cjt mutation (2 available); any Shh mutation (48 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
respiratory system
• E12.5 lungs show increased mesenchymal proliferation
• E14.5 and E16.5 lungs show cystic expansion of the epithelial ducts
• lungs are larger at E12.5 but are similar in size to controls at E14.5 and E16.5
• E12.5, E14.5, and E16.5 lungs exhibit reduced branching
• E12.5 lungs exhibit expanded mesenchyme
• E12.5 lungs exhibit dilated epithelial ducts
• E14.5 and E16.5 lungs show cystic expansion of the epithelial ducts

cellular
• E12.5 lungs show increased mesenchymal proliferation

growth/size/body
• E14.5 and E16.5 lungs show cystic expansion of the epithelial ducts
• lungs are larger at E12.5 but are similar in size to controls at E14.5 and E16.5


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
01/28/2026
MGI 6.24
The Jackson Laboratory