PLA2G2A and idiopathic pulmonary fibrosis: In this study, for the first time, we have elucidated the expression profile of various sPLA2 by analyzing transcriptome of single cells from control healthy individuals and IPF patients from three datasets that are publicly available as described by Habermann et al. [18], Tsukui et al. [19] and Reyfman et al. [20].