Ethyl pyruvate (EP), a stable aliphatic ester derived from pyruvic acid, was first described as a pharmacological inhibitor of HMGB1 secretion.

• 丙酮酸乙酯（EP）是一种来自丙酮酸的稳定脂肪酸，第一次被作为HMGB1分泌物的药物性抑制剂。