Fig. 4

The specificity test. A Specific test strip test. N: negative control, 1–4 are Yersinia enterocolitica O:9, Escherichia coli O157, Salmonella enterica serovar Urbana O:30, and Francisella tularensis, 5,6 Brucella; the green arrow is the quality control line, and the orange arrow is the detection line. B Specificity was detected by the fluorescence quantification method