Figure 2.
Purified recombinant OmpA fragments (A) displayed using 10% SDS-PAGE and stained with Coomassie blue; (B)
immunoblotted using chicken anti-OmpA IgY (1:5000) and HRP-conjugated donkey anti-chicken IgY antibody (1:10000). Immunoreactive
bands were visualized with DAB. OmpA Z outer membrane protein A.