A schematic representation of cardioprotective mechanisms of NGR1 for organs ischemia/reperfusion injury. VDUP1, vitamin D3 up-regulated protein 1; NF-κB, nuclear factor-kappa; IL-1, interleukin-1; IL-1β, interleukin 1 beta; IL-8, interleukin-8; TNF-α, tumor necrosis factor-α; VEGF, vascular endothelial growth factor; bFGF, basic fibroblast growth factor; GRP78, glucose regulated protein 78; PERK, protein kinase R-like ER kinase; ATF-6, activating transcription factor 6; IRE1, inositol-requiring enzyme-1α; JNK, Jun N-terminal kinase; CHOP, C/EBP homologous protein; B-cell lymphoma-2; Bax, BCL2-associated X protein; eIf2α, eukaryotic initiation factor 2α; PTEN, phosphatase and tensin homolog deleted on chromosome ten; PI3K, p-mTOR, phospho-mammalian target of rapamycin; ZO-1, Zonula occludens-1; JAM-1, recombinant junctional adhesion molecule 1; Cav-1, caveolin 1; Cav-3, caveolin 3; MYPT1, myosin phosphatase target subunit-1; ATP, adenosine triphosphate; ROCK, Rho-associated kinase; GSK-3β, glycogen synthase kinase-3 beta; IκBα, nuclear factor of kappa light polypeptide gene enhancer in B-cells inhibitor; alpha; HO-1, heme oxygenase-1; Nrf2, nuclear factor erythroid 2-related factor 2; IP3, inositol 1, 4, 5-trisphosphate; PLC, phospholipase C.