"Amino acid composition is the largest detail," Bihuniak states. "Some [animal-based mostly protein sources] are generally bigger in sure amino acids like leucine, which is vital for muscle protein synthesis, however , you can meet up with your requirements with plant protein sources in case you take in a spread." https://opaldaily.com/recombinant-antibody-production-the-role-of-mammalian-cell-systems/