title: An observation about the relative hardiness of bacterial spores and planetary quarantine.
mesh_terms: D002470:Cell Survival; D018504:Ecological Systems, Closed; D005118:Extraterrestrial Environment; D008021:Life Support Systems; D008954:Models, Biological; D011790:Quarantine; D013026:Space Flight; D013171:Spores, Bacterial; D013242:Sterilization; D013696:Temperature