Soluble factor XIIIa binds to HMEC-1 cells.

Flow cytometry was conducted on HMEC-1 cells in the absence of added reagents (A), with 15 μg/mL factor XIIIa (B), with FITC-conjugated rabbit antigoat IgG secondary antibody (C), with goat antihuman factor XIIIa primary antibody plus secondary antibody (D), with factor XIIIa plus secondary antibody (E), or with factor XIIIa plus primary antibody and secondary antibody (F).