F10 and neoplasm: The 2.5 × 103 of FX‐OE‐B220+CD11c+NK1.1+ cells (FX‐OE HepELs) derived from tumour‐bearing mouse lungs showed shorter PT than the HepELs without recombinant FX (56 s (n = 3) and 193 s (n = 3), respectively).