Results 11 to 20 of about 21,185,510 (281)

Molecular tracking devices quantify antigen distribution and archiving in the murine lymph node

open access: yeseLife, 2021
The detection of foreign antigens in vivo has relied on fluorescent conjugation or indirect read-outs such as antigen presentation. In our studies, we found that these widely used techniques had several technical limitations that have precluded a ...
Shannon M Walsh   +9 more
doaj   +1 more source

The ER folding sensor UGGT1 acts on TAPBPR-chaperoned peptide-free MHC I

open access: yeseLife, 2023
Adaptive immune responses are triggered by antigenic peptides presented on major histocompatibility complex class I (MHC I) at the surface of pathogen-infected or cancerous cells.
Lina Sagert   +5 more
doaj   +1 more source

MHCflurry 2.0: Improved Pan-Allele Prediction of MHC Class I-Presented Peptides by Incorporating Antigen Processing.

open access: yesCell Systems, 2020
Computational prediction of the peptides presented on major histocompatibility complex (MHC) class I proteins is an important tool for studying T cell immunity. The data available to develop such predictors have expanded with the use of mass spectrometry
Tim O’Donnell   +2 more
semanticscholar   +1 more source

Interferon-gamma-activated macrophages infected with Burkholderia cenocepacia process and present bacterial antigens to T-cells by class I and II major histocompatibility complex molecules

open access: yesEmerging Microbes and Infections, 2020
Burkholderia cenocepacia is an emerging opportunistic pathogen for people with cystic fibrosis and chronic granulomatous disease. Intracellular survival in macrophages within a membrane-bound vacuole (BcCV) that delays acidification and maturation into ...
Roberto Rosales-Reyes   +10 more
doaj   +1 more source

The yin/yang balance of the MHC-self-immunopeptidome

open access: yesFrontiers in Immunology, 2022
The MHC-self immunopeptidome of professional antigen presenting cells is a cognate ligand for the TCRs expressed on both conventional and thymic-derived natural regulatory T cells.
Laura Santambrogio, Alessandra Franco
doaj   +1 more source

Main Components of Fish Immunity: An Overview of the Fish Immune System

open access: yesFishes, 2023
Cellular immune responses consist of innate and adaptive cell-mediated immune mechanisms, where all leukocyte subpopulations are included. Among these are vital processes such as cell-mediated cytotoxicity and phagocytosis. The main cellular constituents
Doaa M. Mokhtar   +5 more
doaj   +1 more source

The role of insulin-regulated aminopeptidase in MHC class I antigen presentation

open access: yesFrontiers in Immunology, 2012
Production of MHC I ligands from antigenic proteins generally requires multiple proteolytic events. While the proteolytic steps required for antigen processing in the endogenous pathway are clearly established, persisting gaps of knowledge regarding ...
Peter M Van Endert, Loredana eSaveanu
doaj   +1 more source

Lysosomes and lysosome‐related organelles in immune responses

open access: yesFEBS Open Bio, 2022
The catabolic, degradative capacity of the endo‐lysosome system is put to good use in mammalian immune responses as is their recently established status as signaling platforms.
Colin Watts
doaj   +1 more source

Making Insulin and Staying Out of Autoimmune Trouble: The Beta-Cell Conundrum

open access: yesFrontiers in Immunology, 2021
Autoimmune type 1 diabetes (T1D) results from the intricate crosstalk of various immune cell types. CD8+ T cells dominate the pro-inflammatory milieu of islet infiltration (insulitis), and are considered as key effectors of beta-cell destruction, through
Alexia Carré   +2 more
doaj   +1 more source

THE LYMPH SELF ANTIGEN REPERTOIRE

open access: yesFrontiers in Immunology, 2013
The lymphatic fluid originates from the interstitial fluid which bathes every parenchymal organ and reflects the omic composition of the tissue from which it originates in its physiological or pathological signature.
Laura eSantambrogio, Cristina eClement
doaj   +1 more source

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