Schirmer et al. in the Munich group performed an immunohistochemical analysis using the brain tissue from MS cases, including cases positive for anti-KIR antibodies in CSF, and investigated the Kir4.1 expression in normal brain tissue and subcortical MS white matter lesions based on the original findings that Srivastava et al. reported [14,62]. Here, KCNJ10 is linked to myeloid sarcoma.