Immature macrophages derived from mouse bone marrow produce large amounts of IL-12p40 after LPS stimulation - Oliveira, M. A. P.; Lima, Glória Maria Collet de Araujo; Shio, M. T.; Leenen, P. J. M.; Abrahamsohn, Ises de Almeida (Journal of Leukocyte Biology, 2003)