On a cellular level, Gal-3 was shown to be most elevated in immune cells during severe COVID-19 (Kalfaogluet al., 2020) The highest levels of Gal-3 were seen in infected macrophages, monocytes, and dendritic cells, the very cells responsible for initiating CSS (Liuet al., 2020). Here, LGALS3 is linked to COVID-19.