Addition of Tat ( 40 ng/slice ) to the medium of OHSCs induced IDO steady-state mRNA that peaked at 6 h. This effect was potentiated by pretreatment with IFNg .
O O B-GeneOrGeneProduct O O O O O O O O O O B-GeneOrGeneProduct O O O O O O O O O O O O O O B-GeneOrGeneProduct O