| 21. | Acting as the first line of defense, magainins and aminosterols allow animals to respond rapidly to infectious organisms.
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| 22. | They roam the body on search-and-destroy missions, looking for infectious organisms and mutated cells.
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| 23. | Among infectious organisms that might be used as weapons by bioterrorists, smallpox is one of the most feared.
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| 24. | Howard T . Ricketts was the first to establish the identity of the infectious organism that causes this disease.
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| 25. | In unmasking IRIS, the most common treatment is to administer antibiotic or antiviral drugs against the infectious organism.
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| 26. | One obstacle is variant surface glycoprotein which makes it difficult for the immune system to recognize the infectious organism.
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| 27. | Traditional vaccines are designed to stimulate the production of antibodies against infectious organisms, such as polio or hepatitis virus.
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| 28. | "There's never been an antibiotic that infectious organisms didn't develop resistance to,"
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| 29. | "' Cancer bacteria "'are bacteria infectious organisms that are known or suspected to cause cancer.
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| 30. | Researchers reported on Thursday that for the first time experimental animals fed such a vaccine produced antibodies against an infectious organism.
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