Fig. 4From: Nonhemolysis of epidemic El Tor biotype strains of Vibrio cholerae is related to multiple functional deficiencies of hemolysin AHemolysis tests of the wildtype nonhemolytic strains and their cytoplasm samples. A strain name with “-CC” indicates the cytoplasm of this strain. Strain C6706 was used as the positive control, and strain CΔhlyA was the negative control. The 1% sheep erythrocyte LB solution was used as the blank controlBack to article page