Additionally, probiotic‐treated RA patients expressed reduced levels of CD14 (pDel < 0.0001, pRam < 0.0001, pMix = 0.0307) and CD80 (pRam = 0.0087, pMix = 0.0008) compared to LPS‐treated groups (Figure 7C). This evidence concerns the gene CD80 and rheumatoid arthritis.