2024
Two-dose priming immunization amplifies humoral immunity by synchronizing vaccine delivery with the germinal center response
Bhagchandani S, Yang L, Lam J, Maiorino L, Ben-Akiva E, Rodrigues K, Romanov A, Suh H, Aung A, Wu S, Wadhera A, Chakraborty A, Irvine D. Two-dose priming immunization amplifies humoral immunity by synchronizing vaccine delivery with the germinal center response. Science Immunology 2024, 9: eadl3755. PMID: 39303017, PMCID: PMC11492009, DOI: 10.1126/sciimmunol.adl3755.Peer-Reviewed Original ResearchConceptsDendritic cellsGerminal centersHumoral immunityAntigen-specific germinal centerGerminal center responseSubunit vaccineFollicular dendritic cellsPrimary immune responseIncreased T<sub>rDose 7 daysPrime immunizationGC responseImmune responseVaccine deliveryCenter responseAdministered vaccinesImmunityVaccineRegimensAdjuvant vaccineDoseCellsHIVResponseBolus
2022
STING agonist delivery by tumour-penetrating PEG-lipid nanodiscs primes robust anticancer immunity
Dane E, Belessiotis-Richards A, Backlund C, Wang J, Hidaka K, Milling L, Bhagchandani S, Melo M, Wu S, Li N, Donahue N, Ni K, Ma L, Okaniwa M, Stevens M, Alexander-Katz A, Irvine D. STING agonist delivery by tumour-penetrating PEG-lipid nanodiscs primes robust anticancer immunity. Nature Materials 2022, 21: 710-720. PMID: 35606429, PMCID: PMC9156412, DOI: 10.1038/s41563-022-01251-z.Peer-Reviewed Original ResearchConceptsSTING agonistsRobust T cell activationInnate immune stimulatorsT cell activationTumor rechallengeAnticancer immunityDendritic cellsAgonist deliverySingle doseCyclic dinucleotidesTumor antigensImmune stimulatorImmune memorySolid tumorsEnhanced immunotherapySystemic deliveryTumorsTumor cellsCancer cellsAgonistsImmunityDeliveryCellsActivationCleavable linker