Specificity
Detects human FGF-4 in ELISAs and Western blots. In sandwich ELISAs, less than 0.3% cross-reactivity with recombinant human (rh) FGF-6 is observed, and less than 0.2% cross-reactivity with rhFGF acidic, rhFGF basic, rhFGF-5, -7, -9, -10, -17, and -19 is observed.