Cells use proteins to make other proteins - new research could explain how the first proteins arose without other enzymes ...

61 codons specify one of the 20 amino acids that make up proteins 3 codons are stop codons, which signal the termination of protein synthesis Importantly, the genetic code is nearly universal, shared ...

Many doctors and researchers feel that most Americans get more than enough protein, but the macronutrient seems to be everywhere these days — being advertised on candy bars and ice cream. There is ...

The David bar’s breakout success is proof that, in our culture of optimization, one macronutrient is king. But can the protein craze last? Credit...David Chow for The New York Times Supported by By ...

With so much attention on protein lately, you might wonder if you’re getting enough. Grocery store shelves are lined with protein-fortified breakfast cereals and snack foods, and cottage cheese ...