Table 2.

Spore resistance to dry heat and dessicationa

Treatment% Survival
FB72 (Δger3)FB108 (Δger3 spoVF) sporulated without DPAFB108 (Δger3 spoVF) sporulated with DPA
Dessicationb 969298
Dry heat (120°C) for 30 min262324
  • a Spores were produced and analyzed for dessication and dry-heat resistance as described in Materials and Methods.

  • b Spores were freeze-dried once, and the viability was measured after rehydration.