Scientists solve ricin riddle using new technology

A protein that controls how the deadly plant poison and bioweapon ricin kills has finally been identified by a team of Austrian researchers in a new study. With a combination of stem cell biology and modern screening methods, ...

Scientists create natural Alzheimer's-fighting compound in lab

Scientists at Yale University have developed the first practical method to create a compound called huperzine A in the lab. The compound, which occurs naturally in a species of moss found in China, is an enzyme inhibitor ...

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