Peptide-Conjugated Lipids

DSPE-PEG2000-WLSEAGPVVTVRALRGTGSW is a polypeptide targeting tenascin-X (Tenascin-X) that can be conjugated with liposomes and exosomes. DSPE-PEG2000-WLSEAGPVVTVRALRGTGSW specifically binds to Tenascin-X on the surface of cardiomyocytes, mediates receptor-dependent uptake of nanocarriers, enhances targeted drug delivery of cargo to cardiomyocytes, and increases drug accumulation in cardiac tissue. DSPE-PEG2000-WLSEAGPVVTVRALRGTGSW protects cardiomyocytes treated with LPS, alleviates oxidative stress, repairs mitochondrial function, inhibits ferroptosis and apoptosis, and downregulates the secretion of pro-inflammatory cytokines at the same time. DSPE-PEG2000-WLSEAGPVVTVRALRGTGSW improves cardiac injury and pathological morphology in mice with sepsis-induced cardiomyopathy, restores GPX4 expression, and promotes the internalization of cardiomyocyte-derived exosomes, making it suitable for related research on sepsis-induced cardiomyopathy, myocardial ischemia-reperfusion injury, and other conditions.

DSPE-PEG2000-CREKA is a PEG compound which composed of DSPE and a fibrin-targeting peptide (CREKA). CREKA peptide can be used to target tumor cells and tumor vasculature, exhibiting antitumor activity. DSPE-PEG2000-CREKA can be used for drug delivery.

DSPE-PEG5000-TAT is a PEG compound which composed of DSPE and a cell-penetrating peptide (TAT) (HY-P0281). DSPE-PEG5000-TAT can be used for drug delivery.

DSPE-PEG5000-THRPPMWSPVWP is a PEG compound which composed of DSPE and a transferrin receptor (TfR) peptide (THRPPMWSPVWP). THRPPMWSPVWP binds to the TfR and is subsequently internalized into TfR-expressing cells.

DSPE-PEG3400-ANG is a PEG compound which composed of DSPE and a dual-targeting ligand (Angiopep-2, ANG). ANG exhibits high LRP1 binding efficiency and has been used for glioma-targeting delivery. DSPE-PEG3400-ANG can be used for drug delivery.

DSPE-PEG2000-NGR is a PEG compound which composed of DSPE and an Asn-Gly-Arg (NGR) peptide. NGR peptide can target tumor vascular antigen CD13. DSPE-PEG2000-NGR can be used for drug delivery.

DSPE-PEG2000-YIGSR is a PEG compound which composed of DSPE and a biomimetic peptide YIGSR. YIGSR interacts with the 67 kDa laminin binding protein (LBP) and promotes adhesion and spreading of a large number of cell types including endothelial cells, fibroblasts and smooth muscle cells. DSPE-PEG2000-YIGSR can be used for drug delivery.

DSPE-PEG2000-THRPPMWSPVWP is a PEG compound which composed of DSPE and a transferrin receptor (TfR) peptide (THRPPMWSPVWP). THRPPMWSPVWP binds to the TfR and is subsequently internalized into TfR-expressing cells.

DSPE-PEG2000-CSTSMLKAC is a PEG compound which composed of DSPE and a peptide (CSTSMLKAC). DSPE-PEG2000-CSTSMLKAC can be used for drug delivery DSPE-PEG2000-CSTSMLKAC enables targeted delivery of associated nanoliposomes to ischemic myocardial cells.

DSPE-PEG3400-TAT is a PEG compound which composed of DSPE (HY-112530) and a cell-penetrating peptide (TAT) (HY-P0281). DSPE-PEG3400-TAT can be used for drug delivery.

DSPE-PEG2000-RVG29 is a PEG conjugate composed of DSPE and rabies virus glycoprotein 29 (RVG29). RVG29 specifically binds to nicotinic acetylcholine receptors (nAChR) at the blood-brain barrier (BBB), crosses the BBB, and mediates receptor-dependent transcytosis. DSPE-PEG2000-RVG29 can be used for brain-targeted drug delivery, surface modification of nanocarriers, as well as gene and nucleic acid delivery. DSPE-PEG2000-RVG29 is applicable to research related to hypoxic-ischemic brain injury, Parkinson's disease, and other conditions.

DSPE-PEG5000-CSTSMLKAC is a PEG compound which composed of DSPE and a peptide (CSTSMLKAC). CSTSMLKAC is capable of mediating selective homing of phage to ischemic heart tissue. DSPE-PEG5000-CSTSMLKAC can be used for drug delivery.

DSPE-PEG5000-WLSEAGPVVTVRALRGTGSW is a PEG compound which composed of DSPE and a cardiomyocyte specific peptide (WLSEAGPVVTVRALRGTGSW) (HY-P3436). WLSEAGPVVTVRALRGTGSW exhibits high cardiomyocyte targeting primarily through selective binding to specific receptors or molecules on the surface of cardiomyocytes. DSPE-PEG5000-WLSEAGPVVTVRALRGTGSW can be used for drug delivery.

DSPE-PEG5000-VHPKQHRGGSKGC is a targeted modified phospholipid-polyethylene glycol conjugate covalently coupled to DSPE, PEG, and the vascular-targeting peptide VHPKQHRGGSKGC. DSPE-PEG5000-VHPKQHRGGSKGC can be used in research on tumor vascular imaging and vascular-targeted drug delivery.

DSPE-PEG5000-MTP is a PEG compound which composed of DSPE and a muscle-targeting peptide (MTP). MTP is a muscle-targeting peptide with the property of targeting muscle tissue. DSPE-PEG5000-MTP can be used for drug delivery.

DSPE-PEG5000-MG1 is a PEG compound which composed of DSPE and a MG1 peptide (HY-P11315). MG1 peptide is a M1 Microglia-targeting peptide. MG1 peptide can conjugate to anoparticles, crossing the BBB to precisely M1 microglia recognition and achieving controlled release and specific accumulation of drugs through intelligent molecular switching. DSPE-PEG5000-KTP can be used for drug delivery.

DSPE-PEG5000-KTP is a PEG compound which composed of DSPE and a Kidney-targeting peptide KTP (HY-P11069). KTP can interact with specific proteins on the surface of renal tubular epithelial cells or exhibit higher affinity in the specific renal microenvironment, tending to aggregate or be internalized within the renal tubular epithelium. DSPE-PEG5000-KTP can actively guide carriers such as nanomedicines, liposomes, and microspheres to the kidney.

DSPE-PEG5000-GNYTCEVTELTREGETIIELK is a PEG compound which composed of DSPE and a peptide mimicking the function of CD47 (GNYTCEVTELTREGETIIELK). Modifying the surface of LNPs with GNYTCEVTELTREGETIIELK significantly reduced the recognition and clearance of LNPs by the mononuclear phagocytic system (MPS), and decreased their accumulation in non-target tissues such as the liver and spleen. DSPE-PEG5000-GNYTCEVTELTREGETIIELK can be used for drug delivery.

DSPE-PEG5000-GALA is a PEG compound which composed of DSPE and a lung endothelium-targeting peptide GALA (HY-P5423). GALA is a pH-responsive amphipathic peptide consisting of 30 amino acids, which acts as a lung endothelium-targeting ligand. GALA undergoes a conformational transition from random coil to α-helix in an acidic environment at pH 5.0, thereby inducing endosomal membrane destabilization and fusion. GALA-modified liposomes traverse lung endothelial cells via clathrin-dependent endocytosis and transcytosis, and specifically accumulate in the lungs after intravenous injection. DSPE-PEG5000-GALA can be used for drug delivery.

DSPE-PEG5000-DHLASLWWGTEL is a PEG compound which composed of DSPE and a GPC3 targeting peptide DHLASLWWGTEL. The DHLASLWWGTEL peptide partially and specifically binds to GPC3-positive cells, achieving precise targeting. DSPE-PEG5000-DHLASLWWGTEL can be used for drug delivery.