SporesSpores, BacterialSpores, FungalSpores, ProtozoanFernsBacillus subtilisPicolinic AcidsBacillus anthracisFruiting Bodies, FungalBacillus cereusBacillusHot TemperatureBacterial ProteinsCulture MediaMutationBacillus megateriumMolecular Sequence DataAnthraxClostridium botulinumClostridium perfringensAir MicrobiologySterilizationEncephalitozoonMicrosporidiaMicrosporidiosisEncephalitozoon cuniculiMicrobial ViabilityProtozoan Infections, AnimalEncephalitozoonosisDictyosteliumClostridiumFood PreservationFungiStachybotrysMicrosporidaMicroscopy, Phase-ContrastGene Expression Regulation, BacterialAnthrax VaccinesSigma Factor