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http://dx.doi.org/10.1038/s41392-023-01512-6 | DOI Listing |
ACS Nano
January 2025
Key Laboratory of Polymer Ecomaterials, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, China.
The nanoengager strategy, which enhances receptor signaling responsiveness through a multivalent ligand binding mode, offers a promising approach for improving immune cell redirecting therapy. Increasing nanomaterial platforms have been developed for constructing more flexible and multifunctional nanoengagers, but the different mediating mechanisms from their multivalent nanostructures, compared to original monomolecule engagers, have rarely been discussed. Here, we constructed dual-specificity T cell nanoengagers (TNEs) targeting CD3 and PDL1 receptors based on a polyethylene glycol--polylactic acid (PEG--PLA)-assembled nanoparticle and specifically studied the impact of surface antibody valences on their functional mechanisms, thereby enhancing the structural advantages of TNEs against solid tumors.
View Article and Find Full Text PDFFront Immunol
October 2024
Changchun Veterinary Research Institute, Chinese Academy of Agricultural Sciences, State Key Laboratory of Pathogen and Biosecurity, Key Laboratory of Jilin Province for Zoonosis Prevention and Control, Changchun, China.
Introduction: The influenza virus is recognized as the primary cause of human respiratory diseases, with the current influenza vaccine primarily offering strain-specific immunity and limited protection against drifting strains. Considering this, the development of a broad-spectrum influenza vaccine capable of inducing effective immunity is considered the future direction in combating influenza.
Methods: The present study proposes a novel mRNA-based multi-epitope influenza vaccine, which combines three conserved antigens derived from the influenza A virus.
J Biomed Mater Res A
January 2025
Department of Biological Systems Engineering, Virginia Tech, Blacksburg, Virginia, USA.
Nanoparticles are increasingly being used in the development of vaccines for disease prevention or treatment. Recent research has demonstrated that conjugating a protein onto the surface of nanoparticles can significantly increase its immunogenicity. Considering various pathogens that threaten human health, multivalent vaccines are often desirable.
View Article and Find Full Text PDFSensors (Basel)
September 2024
Thayer School of Engineering, Dartmouth College, Hanover, NH 03755, USA.
Magnetic nanoparticles (MNPs) can be functionalized with antibodies to give them an affinity for a biomarker of interest. Functionalized MNPs (fMNPs) cluster in the presence of a multivalent target, causing a change in their magnetization. Target concentration can be proportional to the 3rd harmonic phase of the fMNP magnetization signal.
View Article and Find Full Text PDFVet Res
September 2024
State Key Laboratory for Animal Disease Control and Prevention, CollegeofVeterinaryMedicine, Lanzhou UniversityLanzhou Veterinary Research InstituteChinese Academy of Agricultural Sciences, Lanzhou, 730000, China.
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