bacillus subtilis subtilisbacillus subtilis hu58bacillus subtilis gb03bacillus subtilis spizizeniibacillus stearothermophilus sporesbacillus subtilis probiotic supplementbacillus atrophaeus sporesbacillus megaterium sporesbacillus thuringiensis sporesbacillus subtilis tratamientobacillus subtilis bacteriabacillus anthracis spores