CXCL1 and lupus nephritis: Kanapathippillai et al. demonstrated that in (NZBxNZW)F1 (B/W) mice with lupus nephritis, chemokines CXCL1, CXCL2, CXCL5, CCL2, CCL7, and CCL20 were increased in primary mesangial cells stimulated by either nucleosomes alone or nucleosome-IgG complexes accompanied by infiltration of neutrophils, macrophages, and T and B cells [11].