LUCAT1 and COVID-19: To dissect the contributions of myeloid lncRNAs, such as PIRAT and LUCAT1 to these alterations, we performed BD Rhapsody scRNA-seq of PBMCs from control and severe COVID-19 patients (World Health Organization [WHO] grade > 4) using an immune-response panel combined with a custom lncRNA panel (Fig. 2A) (patients listed in SI Appendix, Table S2).