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. 2021 Mar 9;12:630573. doi: 10.3389/fmicb.2021.630573

TABLE 1.

Effects of stressors on survival of endospores and exospores.

Stressor Endospore Exospore
Wet heat (60°C) Not determined 60% survival after 10 min (Haiser et al., 2009)
Wet heat (80°C) 50% survival after 30 h (Fox and Eder, 1969) 0% survival after 10 min (Kawamoto et al., 1981)
UV 222 nm 10% survival with 250 J/m2 (Clauss, 2006) 10% survival with 127 J/m2 (Clauss, 2006)
UV 254 nm 10% survival with 520 J/m2 (Clauss, 2006) 10% survival with 85 J/m2 (Clauss, 2006)
Desiccation at 0% humidity No effect on viability (Setlow, 2014) 23% survival after 28 days at 25°C (McBride and Ensign, 1987)
Triple autoclaving (heat and pressure) Survival at 121°C for 20 min, (O’Sullivan et al., 2015) Not determined