SDC1 and cancer: SYND‐1 [25, 26, 36, 38, 41, 52, 54, 56, 57, 58, 59], TFPI‐2, [26, 56, 58], FGF‐BP1 [56, 58, 59] and ABL1 [26] have indeed been revealed in cancer EVs/exosomes or in liquid biopsies of cancer patients using primarily MS‐based analyses.