Activation of the NLRP3 inflammasome by cellular labile iron. Exp Hematol. 2016

“...these results suggest that monocytes/macrophages not only sequestrate iron during inflammation, but also mediate inflammation in response to cellular labile iron, which provides novel insights into the role of iron in chronic inflammation...” https://www.ncbi.nlm.nih.gov/pubmed/26577567