THE new sensitive methods of recognizing amino-acids (for example, paper chromatography) make it necessary to re-examine the degradation products appearing after hydrolysis of non-protein substances ...

Peptides, one of the fundamental building blocks of life, can be formed from the primitive precursors of amino acids under conditions similar to those expected on the primordial Earth, finds a new ...

Amino acids are the building blocks of protein. These molecules come together to form proteins. Your body uses them for many important functions, such as making hormones, building muscle, and ...