Abbreviations:
Yamagishi N
colony forming unitJapanese cedar pollenProfile of Mood States 2nd Editionsecreted IgAThe datasets generated during and/or analyzed during the current study are available from the corresponding author on reasonable request.Supplemental Digital Content is available for this article.The study was supported by funding from Noster Inc.The authors have no conflicts of interest to disclose.How to cite this article: Yamamoto Y, Sugita G, Hiraoka M, Takagi S, Yamagishi N, Kawashima S, Tanioka K, Nishi T, Yamamoto S, Kakutani C, Yanase A, Kanai Y, Kato S, Hotomi M. 