2024
CD23+IgG1+ memory B cells are poised to switch to pathogenic IgE production in food allergy
Ota M, Hoehn K, Fernandes-Braga W, Ota T, Aranda C, Friedman S, Miranda-Waldetario M, Redes J, Suprun M, Grishina G, Sampson H, Malbari A, Kleinstein S, Sicherer S, Curotto de Lafaille M. CD23+IgG1+ memory B cells are poised to switch to pathogenic IgE production in food allergy. Science Translational Medicine 2024, 16: eadi0673. PMID: 38324641, PMCID: PMC11008013, DOI: 10.1126/scitranslmed.adi0673.Peer-Reviewed Original ResearchConceptsMemory B cellsB cellsIgE-producing cellsPeanut allergySerum peanut-specific IgEFood allergyInterleukin-4 (IL-4)-B cell memoryPeanut-specific IgEAllergen-specific immunoglobulin EHigh-affinity B cellsPersistent IgE responsesConcentration of IgESingle-cell RNA sequencing experimentsMemory populationRNA sequencing experimentsIgE productionImmune responseImmunoglobulin ECirculating concentrationsIgE responseAllergySequencing experimentsAra h 2Long-term persistence
2009
Taking Advantage: High-Affinity B Cells in the Germinal Center Have Lower Death Rates, but Similar Rates of Division, Compared to Low-Affinity Cells
Anderson SM, Khalil A, Uduman M, Hershberg U, Louzoun Y, Haberman AM, Kleinstein SH, Shlomchik MJ. Taking Advantage: High-Affinity B Cells in the Germinal Center Have Lower Death Rates, but Similar Rates of Division, Compared to Low-Affinity Cells. The Journal Of Immunology 2009, 183: 7314-7325. PMID: 19917681, PMCID: PMC4106706, DOI: 10.4049/jimmunol.0902452.Peer-Reviewed Original ResearchConceptsLow-affinity B cellsLow-affinity cellsGerminal centersB cellsHigh-affinity B cellsHigh-affinity cellsDeath rateHigh death rateLower death ratesImmune responseHigh-affinity AbsB lymphocytesMemory responsesExtracellular pathogensSame AgPrimary responseGC reactionProliferative advantageSimilar ratesSurvivalCellsCell cycleControl of survivalHigh affinityResponse