Low protease activity in B cell follicles promotes retention of intact antigens after immunization
The structural integrity of vaccine antigens is critical to the generation of protective antibody
responses, but the impact of protease activity on vaccination in vivo is poorly understood …
responses, but the impact of protease activity on vaccination in vivo is poorly understood …
Extrafollicular activation of lymph node B cells by antigen-bearing dendritic cells
In contrast to naïve T cells that recognize short antigen-derived peptides displayed by
specialized antigen-presenting cells, immunoglobulin receptors of B lymphocytes primarily …
specialized antigen-presenting cells, immunoglobulin receptors of B lymphocytes primarily …
Differential lysosomal proteolysis in antigen-presenting cells determines antigen fate
L Delamarre, M Pack, H Chang, I Mellman… - Science, 2005 - science.org
Antigen-presenting cells (APCs) internalize antigens and present antigen-derived peptides
to T cells. Although APCs have been thought to exhibit a well-developed capacity for …
to T cells. Although APCs have been thought to exhibit a well-developed capacity for …
Apoptosis and antigen affinity limit effector cell differentiation of a single naïve B cell
When exposed to antigens, naïve B cells differentiate into different types of effector cells:
antibody-producing plasma cells, germinal center cells, or memory cells. Whether an …
antibody-producing plasma cells, germinal center cells, or memory cells. Whether an …
Activation of lysosomal function during dendritic cell maturation
ES Trombetta, M Ebersold, W Garrett, M Pypaert… - Science, 2003 - science.org
In response to a variety of stimuli, dendritic cells (DCs) transform from immature cells
specialized for antigen capture into mature cells specialized for T cell stimulation. During …
specialized for antigen capture into mature cells specialized for T cell stimulation. During …
CD8+ T Cell Cross-Priming via Transfer of Proteasome Substrates
CC Norbury, S Basta, KB Donohue, DC Tscharke… - Science, 2004 - science.org
“Cross-priming” describes the activation of naïve CD8+ T cells by professional antigen-
presenting cells that have acquired viral or tumor antigens from “donor” cells. Antigen …
presenting cells that have acquired viral or tumor antigens from “donor” cells. Antigen …
Visualizing antibody affinity maturation in germinal centers
Antibodies somatically mutate to attain high affinity in germinal centers (GCs). There,
competition between B cell clones and among somatic mutants of each clone drives an …
competition between B cell clones and among somatic mutants of each clone drives an …
Visualization of specific B and T lymphocyte interactions in the lymph node
P Garside, E Ingulli, RR Merica, JG Johnson, RJ Noelle… - Science, 1998 - science.org
Early events in the humoral immune response were visualized in lymph nodes by
simultaneous tracking of antigen-specific CD4 T and B cells after immunization. The T cells …
simultaneous tracking of antigen-specific CD4 T and B cells after immunization. The T cells …
Dynamic signaling by T follicular helper cells during germinal center B cell selection
T follicular helper (TFH) cells select high-affinity, antibody-producing B cells for clonal
expansion in germinal centers (GCs), but the nature of their interaction is not well defined …
expansion in germinal centers (GCs), but the nature of their interaction is not well defined …
Turning off follicular dendritic cells
F Mackay, JL Browning - Nature, 1998 - nature.com
Follicular dendritic cells (FDCs) are specialized to display intact antigens for recognition by
B cells. Here we show that inhibition of lymphotoxin α/β (LTα/β) leads to the disappearance …
B cells. Here we show that inhibition of lymphotoxin α/β (LTα/β) leads to the disappearance …