An EFR-Cf-9 chimera confers enhanced resistance to bacterial pathogens by SOBIR1- and BAK1-dependent recognition of elf18. - Wu J; Reca IB; Spinelli F; Lironi D; De Lorenzo G; Poltronieri P; Cervone F; Joosten MHAJ; Ferrari S; Brutus A (Molecular plant pathology, 2019)