Results 51 to 60 of about 221,142 (316)

EBI2-mediated bridging channel positioning supports splenic dendritic cell homeostasis and particulate antigen capture

open access: yeseLife, 2013
Splenic dendritic cells (DCs) present blood-borne antigens to lymphocytes to promote T cell and antibody responses. The cues involved in positioning DCs in areas of antigen exposure in the spleen are undefined.
Tangsheng Yi, Jason G Cyster
doaj   +1 more source

CD4+ T Cells of Prostate Cancer Patients Have Decreased Immune Responses to Antigens Derived From SARS-CoV-2 Spike Glycoprotein

open access: yesFrontiers in Immunology, 2021
The adaptive immune response to severe acute respiratory coronavirus 2 (SARS-CoV-2) is important for vaccine development and in the recovery from coronavirus disease 2019 (COVID-19).
Pavla Taborska   +6 more
doaj   +1 more source

Epicutaneous immunization with type II collagen inhibits both onset and progression of chronic collagen-induced arthritis. [PDF]

open access: yes, 2007
Epicutaneous immunization is a potential non-invasive technique for antigen-specific immune-modulation. Topical application of protein antigens to barrier-disrupted skin induces potent antigen-specific immunity with a strong Th2-bias.
Strobel, S   +9 more
core   +1 more source

Expression of CCR6 on Helicobacter pylori-specific circulating CD4+ T cells

open access: yesИнфекция и иммунитет
Introduction. Helicobacter pylori can infect human gastric mucosa and cause various pathological conditions. In the blood of H. pylori-infected patients, the level of mature CD4+CCR6+ T-lymphocytes, especially pro-inflammatory CCR6+ T-helper types 1 and ...
Vladimir Yu. Talayev   +6 more
doaj   +1 more source

Identification of protective antigens for vaccination against systemic salmonellosis [PDF]

open access: yes, 2014
There is an urgent medical need for improved vaccines with broad serovar coverage and high efficacy against systemic salmonellosis. Subunit vaccines offer excellent safety profiles but require identification of protective antigens, which remains a ...
Dirk eBumann, Bumann, Dirk, Dirk Bumann
core   +1 more source

The Role of Hematopoietic Cell Transplantation in Ataxia‐Telangiectasia

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Ataxia‐telangiectasia (A‐T) is a DNA repair disorder characterized by neurodegeneration, immunodeficiency, and cancer predisposition. Hematopoietic cell transplantation (HCT) is an established therapy in related disorders such as Fanconi anemia (FA) and Nijmegen breakage syndrome (NBS), but its role in A‐T is unclear.
Laila Alkhouli   +3 more
wiley   +1 more source

Antigen affinity and antigen dose exert distinct influences on CD4 T-cell differentiation [PDF]

open access: yesProceedings of the National Academy of Sciences, 2014
Significance T-cell receptor recognition of antigen is an essential first step in the initiation of a T-cell response. This report demonstrates that CD4 T cells responding during an infection can discriminate between antigen affinity and antigen dose, resulting in distinct types of effector and memory cell generation. Moreover, memory
Keck, Simone   +7 more
openaire   +5 more sources

CD4 expression decrease by antisense oligonucleotides. Inhibition of rat T CD4+ cell reactivity

open access: yes, 2012
In previous studies, we have demonstrated the inhibition of CD4 expression in rat lymphocytes treated with phorbol myristate acetate (PMA) by antisense oligonucleotides (AS-ODNs) directed against the AUG start region of the cd4 gene.
Franch i Masferrer, Àngels   +6 more
core   +1 more source

Establishment of a humanized patient‐derived xenograft mouse model of high‐grade serous ovarian cancer for preclinical evaluation of combination immunotherapy

open access: yesMolecular Oncology, EarlyView.
We have established a humanized orthotopic patient‐derived xenograft (Hu‐oPDX) mouse model of high‐grade serous ovarian cancer (HGSOC) that recapitulates human tumor–immune interactions. Using combined anti‐PD‐L1/anti‐CD73 immunotherapy, we demonstrate the model's improved biological relevance and enhanced translational value for preclinical ...
Luka Tandaric   +10 more
wiley   +1 more source

Neoantigen-specific T cell help outperforms non-specific help in multi-antigen DNA vaccination against cancer

open access: yesMolecular Therapy: Oncology
CD4+ T helper antigens are essential components of cancer vaccines, but the relevance of the source of these MHC class II-restricted antigens remains underexplored. To compare the effectiveness of tumor-specific versus tumor-unrelated helper antigens, we
Joanna Fréderique de Graaf   +12 more
doaj   +1 more source

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