11. Bacteria and bacterial spores ( arrows ) were scattered throughout the fiber layers in both samples. 12. This form of the disease occurs when a person inhales a large amount of bacterial spores . 13. Cooling thermized milk before reheating is necessary to delay / prevent the outgrowth of bacterial spores . 14. The key is eliminating the threat from bacterial spores , which are much tougher than live bacteria. 15. Sandia scientists said they had not yet explained the efficient destruction of bacterial spores by the foam. 16. A : Most catch it from bacterial spores that land on a scratch or other broken skin. 17. Bacterial spores are considered to be resistant.18. Meselson said some people who died after the Russian accident inhaled as few as nine bacterial spores . 19. This report showed that bacterial spores were not always inactivated by pressure, while vegetative bacteria were usually killed. 20. But, oocytes of protozoan parasites will not be killed, and it is also doubtful that bacterial spores are killed.
