text:  Ifnar2-/-_IFNb_2 Ifnar2-/- peritoneal exudate cells, treated 3hr 10,000IU/ml Interferon beta, replicate 2 strain: 129S2/SvPas*BALB/c; genotype: Ifnar2 -/-; gender: Female; age: 8 weeks; cell type: Peritoneal Exudate Cells; treatment: IFN beta