| 21. | During the colonial years, many died of newly introduced infectious diseases, to which they had no natural immunity.
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| 22. | Dodo's cold has now spread amongst the Monoid and human populations, but regrettably, they have little natural immunity.
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| 23. | And poisoned bait, he says, can be ineffective because mice may develop a natural immunity to the poison.
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| 24. | They suffered a high rate of fatalities when exposed to Eurasian diseases, for which they had no natural immunity.
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| 25. | McLin said she looked at studies which suggest that breast-fed infants have more natural immunity against diseases and infections.
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| 26. | Their leader, Marcus Kane, tells Sinclair the truth : there is no cure, only people with a natural immunity.
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| 27. | If you understand how natural immunity happens, you can duplicate it through making a vaccine that imitates natural immunity.
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| 28. | If you understand how natural immunity happens, you can duplicate it through making a vaccine that imitates natural immunity.
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| 29. | Finding how to duplicate the apparent natural immunity of these lucky few is a crucial goal of AIDS research.
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| 30. | Growing up in the shaky environs of San Francisco, choreographer Margaret Jenkins developed a kind of natural immunity to earthquakes.
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