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2,458 results
2,458 results for: mutations
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Health & MedicineTaking a Jab at Cancer
Vaccines that train a person's immune system to kill cancerous cells, when combined with drugs that block tumor defense mechanisms, are starting to show promise.
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EarthHammered Saws
Sawfish, shark relatives that almost went extinct several decades ago, have now gained protection by international treaty.
By Janet Raloff