| 1. | The unproved Berringer replaced him and proved himself in a hurry.
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| 2. | It was, we felt, only a vague and unproved rumor.
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| 3. | But Monday Edstrom rejected assertions that Prusiner's theories were unproved.
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| 4. | But Siliciano thinks the presence of unintegrated viral DNA is still unproved.
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| 5. | Its business model is unformed, or at least unproved.
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| 6. | Whether electromagnetic waves pose a health hazard is still unproved.
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| 7. | For all its promise, however, directed evolution remains largely unproved.
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| 8. | It is a new, if unproved, form of national defense.
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| 9. | Other experts find Sinoto's theory intriguing but unproved.
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| 10. | No charges were ever filed and the allegations remained unproved.
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