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Table 4 Genetic analysis for the two cultured B. pertussis isolated

From: Bordetella pertussis in infants hospitalized for acute respiratory symptoms remains a concern

Patient Age (months) Sex Vaccination Macrolide therapy ptxA ptx-P prn
1 1 F No No ptxA1 ptx-P3 prn-2
2 5 M No No ptxA1 ptx-P3 prn-2
  1. ptxA1: pertussis toxin subunit 1, ptxP: pertussis toxin promoter; prn: pertactin.