
1) Digestive system component
Found on
https://www.crosswordclues.com/clue/zonulin

Zonulin is a protein that modulates the permeability of tight junctions between cells of the wall of the digestive tract. It was discovered in 2000 by Dr. Alessio Fasano and his team at the University of Maryland School of Medicine. As the mammalian analogue of zonula occludens toxin, secreted by cholera pathogen Vibrio cholerae, zonulin has been ...
Found on
http://en.wikipedia.org/wiki/Zonulin
No exact match found.