Fig. 2From: Identification of specific B cell linear epitopes of mycoplasma hyorhinis P37 protein using monoclonal antibodies against baculovirus-expressed P37 proteinDetection of recombinant P37 protein by indirect immunofluorescence assay (IFA). a Detection of Sf21 cells infected with pFastBac™1-His-P37 by IFA. Infected insect cells showed strong fluorescence. b Detection of uninfected Sf21 cells by IFA. No fluorescence was detected from negative cellsBack to article page