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Phenotypes Associated with This Genotype
Genotype
MGI:3836579
Allelic
Composition
Ctnnb1tm1Mmt/Ctnnb1+
Tg(Pbsn-cre)4Prb/0
Genetic
Background
involves: 129X1/SvJ * C57BL/6 * DBA/2
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ctnnb1tm1Mmt mutation (0 available); any Ctnnb1 mutation (49 available)
Tg(Pbsn-cre)4Prb mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• at 428 days

reproductive system
• keratinized squamous metaplasia of the preputial gland develops at 100 days (67% incidence), 200 days and at end-point (100% incidence)
• mice exhibit keratinized squamous metaplasia in the bulbourethral gland with incidence of 67% at 100 days and 100% at 200 days unlike wild-type mice
• at 200 days, mice develop adenocarcinoma foci (J:143034)
• at end-point, 100% of mice develop diffuse and locally invasive adenocarcinoma unlike wild-type mice (J:143034)
• prostatic tumor tissues show changes consistent with prostatic intracystic adenocarcinomas (J:284956)
• 3 of 5 mice show intracystic adenocarcinoma at 6-9 months of age (J:284956)
• 9 of 12 mice show intracystic adenocarcinoma at 9 months or older, with 1 of 12 showing invasive adenocarcinoma (J:284956)
• at 100 days, mice exhibit diffuse prostate intraepithelial neoplasia-like keratinized squamous metaplasia unlike in wild-type mice (J:143034)
• at 200 days, mice exhibit high-grade prostate intraepithelial neoplasia-like keratinized squamous metaplasia unlike in wild-type mice (J:143034)
• mice develop PIN lesions starting at 4-6 weeks of age (J:284956)
• 4 of 4 mice develop low grade PIN before 6 months of age and 3 of 4 mice show high grade PIN before 6 months of age (J:284956)
• 5 of 5 mice develop high grade PIN at 6-9 months of age (J:284956)

neoplasm
• at 200 days, mice develop adenocarcinoma foci (J:143034)
• at end-point, 100% of mice develop diffuse and locally invasive adenocarcinoma unlike wild-type mice (J:143034)
• prostatic tumor tissues show changes consistent with prostatic intracystic adenocarcinomas (J:284956)
• 3 of 5 mice show intracystic adenocarcinoma at 6-9 months of age (J:284956)
• 9 of 12 mice show intracystic adenocarcinoma at 9 months or older, with 1 of 12 showing invasive adenocarcinoma (J:284956)
• at 100 days, mice exhibit diffuse prostate intraepithelial neoplasia-like keratinized squamous metaplasia unlike in wild-type mice (J:143034)
• at 200 days, mice exhibit high-grade prostate intraepithelial neoplasia-like keratinized squamous metaplasia unlike in wild-type mice (J:143034)
• mice develop PIN lesions starting at 4-6 weeks of age (J:284956)
• 4 of 4 mice develop low grade PIN before 6 months of age and 3 of 4 mice show high grade PIN before 6 months of age (J:284956)
• 5 of 5 mice develop high grade PIN at 6-9 months of age (J:284956)

renal/urinary system
• urethral keratinized squamous metaplasia develops in 17% at day 200 and 28% at end-points unlike in wild-type mice

endocrine/exocrine glands
• keratinized squamous metaplasia of the preputial gland develops at 100 days (67% incidence), 200 days and at end-point (100% incidence)
• mice exhibit keratinized squamous metaplasia in the bulbourethral gland with incidence of 67% at 100 days and 100% at 200 days unlike wild-type mice
• urethral keratinized squamous metaplasia develops in 17% at day 200 and 28% at end-points unlike in wild-type mice
• at 200 days, mice develop adenocarcinoma foci (J:143034)
• at end-point, 100% of mice develop diffuse and locally invasive adenocarcinoma unlike wild-type mice (J:143034)
• prostatic tumor tissues show changes consistent with prostatic intracystic adenocarcinomas (J:284956)
• 3 of 5 mice show intracystic adenocarcinoma at 6-9 months of age (J:284956)
• 9 of 12 mice show intracystic adenocarcinoma at 9 months or older, with 1 of 12 showing invasive adenocarcinoma (J:284956)
• at 100 days, mice exhibit diffuse prostate intraepithelial neoplasia-like keratinized squamous metaplasia unlike in wild-type mice (J:143034)
• at 200 days, mice exhibit high-grade prostate intraepithelial neoplasia-like keratinized squamous metaplasia unlike in wild-type mice (J:143034)
• mice develop PIN lesions starting at 4-6 weeks of age (J:284956)
• 4 of 4 mice develop low grade PIN before 6 months of age and 3 of 4 mice show high grade PIN before 6 months of age (J:284956)
• 5 of 5 mice develop high grade PIN at 6-9 months of age (J:284956)

integument
• keratinized squamous metaplasia of the preputial gland develops at 100 days (67% incidence), 200 days and at end-point (100% incidence)


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
04/09/2024
MGI 6.23
The Jackson Laboratory