Inside our cells, ribosomes—the tireless "protein factories" of life—have just shown off a new skill they haven't used in ...

Using just 20 amino acid letters, ribosomes spell out all the proteins needed to keep cells ticking. But Jason Chin, head of Cambridge’s Centre for Chemical & Synthetic Biology, has long ...

Beta-alanine is a non-essential amino acid that is produced naturally in the body. ... The U.S. Food and Drug Administration (FDA) does regulate dietary supplements; however, ...

Of the 20 essential amino acids, nine are actually essential. ... The Food and Drug Administration does not regulate supplements, so they may not contain precisely what they say they do.