SLAMF1 and marginal zone lymphoma: Fanoni et al. (2011) analyzed the expression of SLAMF1/CD150 by immunohistochemistry in 25 patients with primary cutaneous (PC) B cell lymphomas including 10 PC-follicular center lymphoma (PC-FCL), 10 PC-marginal zone lymphoma (PC-MZL), and 5 PC-DLBCL-LT (leg type) [44].