AUTHOR=Masi Antonio , Trentin Anna R. , Agrawal Ganesh K. , Rakwal Randeep TITLE=Gamma-glutamyl cycle in plants: a bridge connecting the environment to the plant cell? JOURNAL=Frontiers in Plant Science VOLUME=6 YEAR=2015 URL=https://www.frontiersin.org/journals/plant-science/articles/10.3389/fpls.2015.00252 DOI=10.3389/fpls.2015.00252 ISSN=1664-462X