AUTHOR=Pietrangelo Tiziana TITLE=Raising the Guanosine-Based Molecules as Regulators of Excitable Tissues by the Exosomal-Vehiculated Signaling JOURNAL=Frontiers in Pharmacology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/pharmacology/articles/10.3389/fphar.2021.658370 DOI=10.3389/fphar.2021.658370 ISSN=1663-9812