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Phenotypes Associated with This Genotype
Genotype
MGI:7386922
Allelic
Composition		 Gt(ROSA)26Sortm9(CAG-tdTomato)Hze/Gt(ROSA)26Sor+
Rn7sktm1.1Mfrye/Rn7sktm1.1Mfrye
Tg(KRT14-cre/ERT)20Efu/0
Genetic
Background		 involves: 129 * C57BL/6NCrl * CBA * CD-1 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Gt(ROSA)26Sortm9(CAG-tdTomato)Hze mutation (7 available); any Gt(ROSA)26Sor mutation (1062 available)
Rn7sktm1.1Mfrye mutation (0 available); any Rn7sk mutation (2 available)
Tg(KRT14-cre/ERT)20Efu mutation (3 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
integument
abnormal epidermal layer morphology ( J:331226 )
• reduced cellularity in tamoxifen-treated mice from P4
• however, mice recover one month after the last tamoxifen application

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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Send questions and comments to User Support. 		last database update
01/06/2026
MGI 6.24 		The Jackson Laboratory