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Posts Tagged "Firmicutes"

The Artful Amoeba

The Dark Bacillus Crystal


In this photograph are elegant, microscopic agents of death. They are crystals made not of minerals, but of protein, and are found not in vugs, but in guts. Bug guts. They are Cry protein crystals made by the bacterium Bacillus thuringiensis. You may know them better as Bt toxin. Bt toxin has gotten a lot [...]

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