H-score = proportion score×intensity score. A total score of 0–12 was calculated and graded as negative (−, score:0), weak (+, score:1–4), moderate (++, score:5–8) or strong (+++, score:9–12).
Introduction: MicroRNAs, or miRNAs, with regulatory performance in inflammatory responses and infection are the prevalent manifestations of severe Coronavirus disease (COVID-19). This study aimed to e