Figure 1From: Estrogen receptor transcription and transactivation Estrogen receptor knockout mice: what their phenotypes reveal about mechanisms of estrogen actionPathology of adult αERKO and βERKO testes. Sections from wild-type and ER-disrupted testes were stained with hematoxylin and eosin for comparison of their pathology. The wild-type and βERKO testes are indistinguishable, while the αERKO testis shows degeneration of the testicular structures.Back to article page