Proteins are among the most studied molecules in biology, yet new research from the University of Göttingen shows they can ...

BLONZ: Are arginine and L-arginine the same thing? What does the "L" stand for? Thank you.-- V.E., Dover, Delaware.

Natural enzymes are remarkable molecular machines that enable all sorts of essential biochemical reactions. For decades, ...

A research team has identified a molecular mechanism that coordinates the operation of the N-methyl-D-aspartate (NMDA) ...

What you need to know about this essential macronutrient and how it works. Reviewed by Dietitian Kelli McGrane, M.S., RD ...