AMES, Iowa – Research teams led by Edward Yu of Iowa State University and the Ames Laboratory have described the structures of two proteins they believe pump antibiotics from bacteria, allowing the ...

Whether enjoyed on its own or mixed into a latte, Americano or even a martini, espresso provides an ultra-concentrated jolt of caffeine to coffee lovers. But it might do more than just wake you up.

As we age, our immune system quietly loses its edge, and scientists have uncovered a surprising reason why. A protein called ...

Since the introduction of recombinant insulin as a therapeutic protein to treat diabetes in the early 1920s, proteins have increasingly been used for therapy. The use of proteins as therapeutics ...