Corrigendum: Tubeimoside 1 Acts as a Chemotherapeutic Synergist via Stimulating Macropinocytosis - Gong, Xianling; Sun, Ruibo; Gao, Zhuowei; Han, Weili; Liu, Yawei; Zhao, Liang; Jing, Linlin; Yao, Xueqing; Sun, Xuegang (Frontiers in Pharmacology, 2021)