Engineered proteins and body weight

Part of my job as a dietitian is to dig into the latest research on what works and what doesn't for various diseases.  Our curiosity for science is what makes most RDs, neRDs.  Below is an interesting article on engineered proteins and their possible use in the fight against obesity.  The "gut-brain axis" is real!https://www.sciencedaily.com/releases/2017/10/171018151820.htm