Table 2.

Percent murine macrophage (J774A.1) viability over 24 h based on MOI

Infectious agentViabilitya
0 hb8 h24 h
1c10100110100110100
Serovar Typhimurium LT296.9 ± 0.5792.8 ± 2.6390.9 ± 0.9994.9 ± 0.7376.4 ± 4.1460.2 ± 2.4475.6 ± 5.4057.0 ± 7.4848.4 ± 2.66
Serovar Typhi Ty297.9 ± 1.2097.2 ± 0.7996.8 ± 0.7998.2 ± 0.6396.8 ± 1.0394.2 ± 2.3996.8 ± 0.7993.2 ± 3.0191.6 ± 4.57
Serovar Enteritidis 48-8697.4 ± 0.9692.2 ± 2.2087.1 ± 3.1495.8 ± 0.6381.6 ± 2.9565.8 ± 6.9687.8 ± 4.0567.1 ± 3.5150.3 ± 3.56
None97.8 ± 1.1397.8 ± 0.6396.8 ± 0.63
  • a Mean percentage of viable, trypan-negative, eukaryotic cells ± standard deviation based on at least three separate experiments done in triplicate.

  • b Time after infection with the salmonellae.

  • c MOI.