CCL3 and peripheral nerve schwannoma: Macrophage inflammatory protein 1α (MIP-1α) is a member of the C-C family of chemokines that regulates monocyte/macrophage chemotaxis and in an ex vivo tissue study of peripheral nerve schwannomas by Mori et al.,45 there was co-localization between MIP-1α and the macrophage marker CD68 in Antoni type B areas of myxoid degeneration.