Sivelestat (EI546) 是竞争性的人类中性粒细胞弹性蛋白酶的抑制剂，其 IC50 值为 44 nM， Ki 值为 200 nM。Sivelestat (EI546) 有潜力用于 COVID-19 的急性肺损伤/急性呼吸窘迫综合征或弥散性血管内凝血的研究。 Product description Sivelestat (EI546) is a competitive inhibitor of human neutrophil elastase, with an IC50 of 44 nM and a Ki of 200 nM. Sivelestat (EI546) has the potential for the study of acute lung injury/acute respiratory distress syndrome or disseminated intravascular coagulation in COVID-19