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. 2009 Jun 24;81(5):842–849. doi: 10.1095/biolreprod.109.077446

FIG. 2.

FIG. 2.

Tumor progression in Ctnnb1tm1Mmt/+;Tg(AMH-cre)1Flor male mice. AaAf) Normal histology in testes of 4-mo-old control males (low magnification, Aa; high magnification, Ad), and progressive development of testicular tumors in Ctnnb1tm1Mmt/+;Tg(AMH-cre)1Flor males of different ages (low magnification, Ab and Ac; high magnification, Ae and Af), shown by hematoxylin and eosin staining. AgAi) Immunostaining with Leydig cell marker 3β-HSD identified Leydig cells in testes of Ctnnb1tm1Mmt/+;Tg(AMH-cre)1Flor and control mice at different ages. B) β-Catenin (red) and WT1 (green) immunostaining on control testes and tumors. Tumor cells were positive for β-catenin and WT1 staining, indicating their Sertoli cell origin (Bb and Bd, respectively). Bar = 250 μm (AaAc) and 100 μm (AdBd).