AUTHOR=Marcelo Filipa , Nativi Cristina , Russo Laura , Silipo Alba , Velasco-Torrijos Trinidad TITLE=Editorial: Glyco-Tools to Crack Unsolved Biomedical Needs JOURNAL=Frontiers in Chemistry VOLUME=9 YEAR=2021 URL=https://www.frontiersin.org/journals/chemistry/articles/10.3389/fchem.2021.789839 DOI=10.3389/fchem.2021.789839 ISSN=2296-2646