Cytokines are potent inducers of serum amyloid A (SAA) in hepatocytes.
SAA induces several cytokines and chemokines, mediating its biological functions.
SAA induces chemokines via TLR2 whereas it directly chemoattracts leukocytes via FPR2.
SAA synergizes with induced chemokines to enhance leukocyte migration.
A cytokine-SAA-chemokine cascade is established during inflammation