FOXP3 and rheumatoid arthritis: When going through Cr (III) mechanisms of improving insulin sensitivity, it is noticed that Cr (III) affects some inflammatory cytokines and immune pathways (Moradi et al. 2019; Hua et al. 2012; Jain et al. 2010; Hoffman et al. 2014), some of these pathways are related to FOXP3 expression (Ruan et al. 2012; Huber et al. 2008), inhibition or activation of which is found to be useful for RA remission (Makarov 2001; McHugh 2019).