“…Apelin and APJ are widely expressed in many tissues, such as heart, kidney, and blood vessels (Li et al, ; Liu, Chen, & Chen, ; Lv, Li, & Chen, ; Xie et al, ; Yu et al, ). A large amount of evidence indicates that apelin/APJ system plays an important role cardiovascular system (Barnes, Japp, & Newby, ; Galanth, Hus‐Citharel, Li, & Llorens‐Cortes, ; Tycinska, Lisowska, Musial, & Sobkowicz, ; Yu et al, ).…”