Synthetic glycopeptides capable of self-assembly in aqueous environments form a range of supramolecular nanostructures, such as nanoparticles and nanofibers, owing to their amphiphilic nature and the diverse structures of the saccharides introduced. These glycopeptide-based supramolecular materials are promising for immunotherapy applications because of their biocompatibility and multivalent saccharide display, which enhances lectin-saccharide interactions. This review highlights recent advances in the molecular design of synthetic glycopeptide-based supramolecular materials and their use as immunomodulatory agents.
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http://dx.doi.org/10.1039/d4ob01116c | DOI Listing |
Angew Chem Int Ed Engl
January 2025
Sun Yat-Sen University, School of Chemistry and Chemical Engineering, 135 West Xingang Road, 510275, Guangzhou, CHINA.
Metal-organic complexes with long afterglow luminescence have attracted extensive attention due to potential applications in display, sensing and information security. However, most of the metal-organic complex long afterglow materials reported so far are limited to the use of UV light as the excitation source, and the ambiguity of the structure-activity relationship makes the development of metal-organic complexes extremely limited. Herein, a series of metal-organic complexes with ultralong emission lifetime is constructed by coordination assembly of Zn(II) with three isomers.
View Article and Find Full Text PDFAdv Sci (Weinh)
January 2025
State Key Laboratory of Green Pesticide, Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education, Center for Research and Development of Fine Chemicals of Guizhou University, Guiyang, 550025, China.
Bacterial plant diseases, worsened by biofilm-mediated resistance, are increasingly threatening global food security. Numerous attempts have been made to develop agrochemicals that inhibit biofilms, however, their ineffective foliar deposition and difficulty in removing mature biofilms remain major challenges. Herein, multifunctional three-component supramolecular nano-biscuits (NI6R@CB[7]@β-CD) are successfully engineered via ordered self-assembly between two macrocycles [cucurbit[7]uril (CB[7]), β-cyclodextrin (β-CD)] and (R)-2-naphthol-based bis-imidazolium bromide salt (NI6R).
View Article and Find Full Text PDFChemistry
January 2025
Tianjin Normal University, Chemistry, No393 west Binshui Road, Tianjin, CHINA.
Achieving the adsorptive separation and chromatographic separation of industrially the important chemicals toluene and methylcyclohexane using the same material is a highly desirable goal. We have successfully accomplished this using a fluorinated macrocycle tetrafluoroterphen[3]arene (4FTP3), which was synthesized and used for gas chromatographic separation in our previous work. The macrocycle 4FTP3 permitted the adsorptive separation of toluene from a toluene/methylcyclohexane mixture (1:1, v/v) with a purity of 99.
View Article and Find Full Text PDFBiosensors (Basel)
January 2025
Henan Energy Conversion and Storage Materials Engineering Center, College of Science, Henan University of Engineering, Zhengzhou 451191, China.
Self-healing triboelectric nanogenerators (TENGs), which incorporate self-healing materials capable of recovering their structural and functional properties after damage, are transforming the field of artificial skin by effectively addressing challenges associated with mechanical damage and functional degradation. This review explores the latest advancements in self-healing TENGs, emphasizing material innovations, structural designs, and practical applications. Key materials include dynamic covalent polymers, supramolecular elastomers, and ion-conductive hydrogels, which provide rapid damage recovery, superior mechanical strength, and stable electrical performance.
View Article and Find Full Text PDFGels
January 2025
Faculty of Medicine, Dalian University of Technology, Dalian 116033, China.
Peptides can be designed to self-assemble into predefined supramolecular nanostructures, which are then employed as biomaterials in a range of applications, including tissue engineering, drug delivery, and vaccination. However, current self-assembling peptide (SAP) hydrogels exhibit inadequate self-healing capacities and necessitate the use of sophisticated printing apparatus, rendering them unsuitable for 3D printing under physiological conditions. Here, we report a precisely designed charged peptide, Z5, with the object of investigating the impact of electrostatic interactions on the self-assembly and the rheological properties of the resulting hydrogels.
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