Cross-reactivity in ELISA with Cynomolgus FGFR4. No cross-reactivity in ELISA with Rat FGFR4, Mouse FGFR1, Human FGFR2, Mouse FGFR4, and Human FGFR1. FGFR4 is a member of the FGFR family of receptor tyrosine kinases. This family is known to regulate a ho