TABLE 2.

Median survival times and proportions of susceptible fish surviving at the end of the experimental challenges with five isolates of R. salmoninaruma

Challenge dose (cells per fish)ParameterATCC 33209T (msa3)bMarion Forks (msa3)MMMvir (msa3+)Bonneville-1 (msa3+)Carson 5b (msa3+)
106
Median survival time (days)30.530.0NTc32.036.0
Surviving proportion0.1250.156NT0.0000.000
105
Median survival time (days)69.063.547.044.040.0
Surviving proportion0.4380.0000.0000.0000.000
104
Median survival time (days)79.581.057.054.052.5
Surviving proportion0.5000.2020.0000.0560.000
103
Median survival time (days)>106.092.063.067.061.0
Surviving proportion0.7840.4120.0640.0630.063
  • a Values were derived from a Kaplan-Meier survival analysis.

  • b msa3, lacking msa3; msa3+, possessing msa3.

  • c NT, not tested.