AUTHOR=Ferreira Fatima , Mueller Geoffrey A. , Gilles Stefanie , Wills-Karp Marsha TITLE=Editorial: Activation of Innate Immunity by Allergens and Allergenic Sources JOURNAL=Frontiers in Allergy VOLUME=2 YEAR=2021 URL=https://www.frontiersin.org/journals/allergy/articles/10.3389/falgy.2021.800929 DOI=10.3389/falgy.2021.800929 ISSN=2673-6101