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Phenotypes Associated with This Genotype
Genotype
MGI:4941746
Allelic
Composition
Amhr2tm3(cre)Bhr/Amhr2+
Ctnnb1tm1Mmt/Ctnnb1+
Ptentm1Hwu/Ptentm1Hwu
Genetic
Background
involves: 129S4/SvJae * 129S7/SvEvBrd * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Amhr2tm3(cre)Bhr mutation (1 available); any Amhr2 mutation (29 available)
Ctnnb1tm1Mmt mutation (0 available); any Ctnnb1 mutation (49 available)
Ptentm1Hwu mutation (16 available); any Pten mutation (88 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
neoplasm
• presence of nests of dysplastic cells are seen in the ovaries of newborn mice and E20.5, but not E18.5, indicating that tumor growth begins perinatally
• females develop ovarian granulosa cell bilateral tumors with 100% penetrance from an early age
• 100% penetrance of aggressive testicular cancer
• tumors are first observable at 5 weeks of age, and by 3 months of age, about 70% of mice have unilateral testicular tumors and 30% have bilateral tumors
• tumors exhibit characteristics of granulosa cell tumors of the testis and not Sertoli cell tumors
• metastasis is not observed, but this might be that mice do not have sufficient time to develop metastasis due to early lethality, however, when granulosa cell tumors are removed at 6 weeks of age, mice show development of large lung metastases 6-16 weeks later, indicating that tumors indeed are metastatic (J:142150)
• 44% of mice develop pulmonary metastases by 4 months (J:149060)

reproductive system
• presence of nests of dysplastic cells are seen in the ovaries of newborn mice and E20.5, but not E18.5, indicating that tumor growth begins perinatally
• females develop ovarian granulosa cell bilateral tumors with 100% penetrance from an early age
• seminiferous tubule degeneration is seen by 3 weeks of age
• 100% penetrance of aggressive testicular cancer
• tumors are first observable at 5 weeks of age, and by 3 months of age, about 70% of mice have unilateral testicular tumors and 30% have bilateral tumors
• tumors exhibit characteristics of granulosa cell tumors of the testis and not Sertoli cell tumors

endocrine/exocrine glands
• presence of nests of dysplastic cells are seen in the ovaries of newborn mice and E20.5, but not E18.5, indicating that tumor growth begins perinatally
• females develop ovarian granulosa cell bilateral tumors with 100% penetrance from an early age
• seminiferous tubule degeneration is seen by 3 weeks of age
• 100% penetrance of aggressive testicular cancer
• tumors are first observable at 5 weeks of age, and by 3 months of age, about 70% of mice have unilateral testicular tumors and 30% have bilateral tumors
• tumors exhibit characteristics of granulosa cell tumors of the testis and not Sertoli cell tumors

cardiovascular system
• pulmonary tumor cell embolisms

hematopoietic system
• extrensive extramedullary hematopoiesis
• severe anemia

mortality/aging
• female mice die before 9 weeks of age

respiratory system
• pulmonary tumor cell embolisms

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
granulosa cell tumor DOID:2999 J:142150
testicular granulosa cell tumor DOID:5331 J:149060


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
11/12/2024
MGI 6.24
The Jackson Laboratory