Preclinical studies of acellular extracellular matrices as small-caliber vascular grafts

•Preclinical animal studies on decellularized small diameter vascular grafts.•Non-modified acellular small caliber vascular grafts with/without pre-seeding.•Preclinical studies on surface modified acellular small-caliber vascular grafts.•Surface modification of acellular grafts by anti-thrombotic molecules.•Surface modification of acellular grafts by growth factors and macromolecules.