IL1A and myeloid sarcoma: TGF‐β, which is prominently expressed in MS lesions (van Horssen et al., 2006), induced a significant and consistent increase in TRPM7 gene expression, whereas exposure to TNF‐α, IFN‐γ, IL‐1α, and complement C1q did not induce mRNA expression of TRPM7 (Figure 1d).