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Using tissue - specific ablation in mice , we deleted the BR - SMADs from somatic cells of ovaries and testes .
 Anatomy: tissue; Anatomy: somatic cells; Anatomy: ovaries; Anatomy: testes
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: tissue; Anatomy: somatic cells; Anatomy: ovaries; Anatomy: testes