neoplasm
• mice show increased incidence of DMBA and TPA-induced papillomas compared to wild-type mice and homozygotes
• 3 of 30 DMBA and TPA treated mice develop squamous cell carcinomas which are not seen in treated controls
• DMBA and TPA treated mice show an increase in the number of melanomas at 15 weeks compared to wild-type, with mice developing both small and large melanoma lesions after 21 weeks of TPA treatment compared to only small lesions in wild-type mice
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• 6 of 33 DMBA/TPA-treated mice show pigmentation in a number of inguinal lymph nodes, suggesting metastatic melanoma
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• DMBA and TPA treated mice show an increase in the development of papillomas at 13 and 15 weeks, but not weeks 18 and 21, indicating a decrease in latency of papilloma development
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homeostasis/metabolism
• mice show increased incidence of DMBA and TPA-induced papillomas compared to wild-type mice and homozygotes
• 3 of 30 DMBA and TPA treated mice develop squamous cell carcinomas which are not seen in treated controls
• DMBA and TPA treated mice show an increase in the number of melanomas at 15 weeks compared to wild-type, with mice developing both small and large melanoma lesions after 21 weeks of TPA treatment compared to only small lesions in wild-type mice
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