We found that among 4 Burkitt’s lymphoma cell lines, BL-41 and BJAB (both are KSHVneg/EBVneg) highly expressed xCT, AKATA (KSHVneg/EBV+) intermediately expressed xCT while RAMOS (KSHVneg/EBVneg) was lack of xCT expression (Additional file 1: Figure S1). Here, SLC7A11 is linked to Burkitt lymphoma.