Further, they found that the level of serum exosomal miR-134 was positively correlated with the expression of IL-6 and hs-CRP, which were both reported to reflect the degree of brain ischemic damage and stroke (Waje-Andreassen et al., 2005; Chaudhuri et al., 2013; Zhou et al., 2018). Here, IL6 is linked to stroke disorder.