Research Article

Chinese Herbal Formula Huo-Luo-Xiao-Ling Dan Protects against Bone Damage in Adjuvant Arthritis by Modulating the Mediators of Bone Remodeling

Figure 3

HLXL regulates mediators of bone remodeling in the joints of arthritic rats. Synovial-infiltrating cells (SIC) were harvested on d 18 from Mtb-immunized rats ( per group) treated with HLXL or Water (Vehicle) as described in Figure 1, and then these cells were restimulated for 24 h with Mtb sonicate (10 μg/mL). The levels of the indicated mediators were measured in culture supernatants of SIC using a Multiplex assay and the results were expressed as pg/mL. * , comparing experimental and control samples. (RANKL: receptor activator of nuclear factor kappa-B ligand; OPG: osteoprotegerin; GM-CSF: granulocyte-macrophage colony-stimulating factor; IGF: insulin-like growth factor; OPN: osteopontin; Med: medium; Mtb: heat-killed M. tuberculosis H37Ra.)
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