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Regulation of the Germinal Center Response [PDF]

open access: yesFrontiers in Immunology, 2018
The germinal center (GC) is a specialized microstructure that forms in secondary lymphoid tissues, producing long-lived antibody secreting plasma cells and memory B cells, which can provide protection against reinfection.
Marisa Stebegg   +8 more
doaj   +4 more sources

PHGDH is required for germinal center formation and is a therapeutic target in MYC-driven lymphoma

open access: yesThe Journal of Clinical Investigation, 2022
The synthesis of serine from glucose is a key metabolic pathway supporting cellular proliferation in healthy and malignant cells. Despite this, the role that this aspect of metabolism plays in germinal center biology and pathology is not known.
Annalisa D’Avola   +16 more
doaj   +2 more sources

SARS-CoV-2 mRNA Vaccines Foster Potent Antigen-Specific Germinal Center Responses Associated with Neutralizing Antibody Generation

open access: yesImmunity, 2020
The deployment of effective vaccines against severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is critical to eradicate the coronavirus disease 2019 (COVID-19) pandemic.
Daniela Gomez Atria   +2 more
exaly   +2 more sources

Positive selection of IgG+ over IgM+ B cells in the germinal center reaction

open access: yesImmunity, 2021
Positive selection of high-affinity B cells within germinal centers (GCs) drives affinity maturation of antibody responses. Here, we examined the mechanism underlying the parallel transition from immunoglobulin M (IgM) to IgG.
, Dan Suan
exaly   +2 more sources

Germinal Center Optimization Algorithm [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2018
Artificial immune systems are metaheuristic algorithms that mimic the adaptive capabilities of the immune system of vertebrates. Since the 1990s, they have become one of the main branches of computer intelligence.
Carlos Villaseñor   +4 more
doaj   +2 more sources

Protein Amounts of the MYC Transcription Factor Determine Germinal Center B Cell Division Capacity

open access: yesImmunity, 2019
Summary High affinity B cell selection in the germinal center (GC) is governed by signals delivered by follicular helper T cells (Tfh) to B cells. Selected B cells undergo clonal expansion and affinity maturation in the GC dark zone in direct proportion ...
Harald Hartweger   +2 more
exaly   +2 more sources

Cytokines in the Germinal Center Niche [PDF]

open access: yesAntibodies, 2016
Cytokines are small, secreted, glycoproteins that specifically affect the interactions and communications between cells. Cytokines are produced transiently and locally, acting in a paracrine or autocrine manner, and they are extremely potent, ligating ...
Christoph Jandl, Cecile King
doaj   +4 more sources

Germinal Center Selection and Affinity Maturation Require Dynamic Regulation of mTORC1 Kinase

open access: yesImmunity, 2017
Summary During antibody affinity maturation, germinal center (GC) B cells cycle between affinity‐driven selection in the light zone (LZ) and proliferation and somatic hypermutation in the dark zone (DZ).
Gabriel Victora   +2 more
exaly   +2 more sources

B Cell Receptor and CD40 Signaling Are Rewired for Synergistic Induction of the c-Myc Transcription Factor in Germinal Center B Cells

open access: yesImmunity, 2018
Summary Positive selection of germinal center (GC) B cells is driven by B cell receptor (BCR) affinity and requires help from follicular T helper cells. The transcription factors c‐Myc and Foxo1 are critical for GC B cell selection and survival. However,
Mark Shlomchik   +2 more
exaly   +2 more sources

Gammaherpesvirus infection unveils exaggerated germinal center responses in an SR-BI-deficient host [PDF]

open access: yesJournal of Virology
Lipid metabolism has emerged as an important regulator of acute viral infections by affecting viral replication and the host immune response. In contrast, the role of host lipid metabolism during chronic viral infection has been less explored.
Damon L. Schmalzriedt   +6 more
doaj   +2 more sources

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