- Anti-inflammatory roles of retinoic acid in rat brain astrocytes: Suppression of interferon-gamma-induced JAK/STAT phosphorylation. Choi, W.H., Ji, K.A., Jeon, S.B., Yang, M.S., Kim, H., Min, K.J., Shong, M., Jou, I., Joe, E.H. Biochem. Biophys. Res. Commun. (2005)