Results 81 to 90 of about 94,347 (282)

Tumor-Targeted Human T Cells Expressing CD28-Based Chimeric Antigen Receptors Circumvent CTLA-4 Inhibition

open access: yesPLOS ONE, 2015
Adoptive T cell therapy represents a promising treatment for cancer. Human T cells engineered to express a chimeric antigen receptor (CAR) recognize and kill tumor cells in a MHC-unrestricted manner and persist in vivo when the CAR includes a CD28 costimulatory domain. However, the intensity of the CAR-mediated CD28 activation signal and its regulation
Maud Condomines   +5 more
openaire   +4 more sources

Dendritic Cell-Directed CTLA-4 Engagement during Pancreatic β Cell Antigen Presentation Delays Type 1 Diabetes [PDF]

open access: yesThe Journal of Immunology, 2010
Abstract The levels of expression of alternatively spliced variants of CTLA-4 and insufficient CTLA-4 signaling have been implicated in type 1 diabetes. Hence, we hypothesized that increasing CTLA-4–specific ligand strength on autoantigen-presenting dendritic cells (DCs) can enhance ligation of CTLA-4 on T cells and lead to modulation
Subha, Karumuthil-Melethil   +5 more
openaire   +2 more sources

Navigating the Ethereal Tightrope: The Nanogenerator Manipulates Neurons for Immune Equilibrium

open access: yesAdvanced Science, EarlyView.
This review explores how nanogenerators modulate neuroimmune responses, offering innovative strategies for treating neurological disorders. By interfacing with neural pathways, they enable precise control of immune activity, especially via vagus nerve stimulation.
Jia Du   +5 more
wiley   +1 more source

Engineering Osteoimmune Responses with Functionalized Orthopedic Implants for Post‐Operative Osteosarcoma Treatment

open access: yesAdvanced Science, EarlyView.
Osteosarcoma is the most common primary bone tumor with limited treatment options and a terrible prognosis. This review provides a comprehensive summary of the recent development of osteoimmunomodulatory implants for post‐operative osteosarcoma treatment, of which the potential utility in evoking durable anti‐osteosarcoma immunity and accelerating bone
Yilong Dong   +6 more
wiley   +1 more source

Association of the T-cell Regulatory Ggene CTLA-4 with Suscep-tibility to Autoimmune Thyroid Disease in Population of Novosibirsk

open access: yesКлиническая и экспериментальная тиреоидология, 2008
Autoimmune thyroid disease (AITD) is caused by an immune response to self-thyroid antigen. The cytotoxic T-lymphocyte antigen-4 (CTLA4) gene, encoding a negative regulator of the T-lymphocyte immune response, had been reported to be associated and/or ...

doaj   +1 more source

CTLA-4 activation of phosphatidylinositol 3-kinase (PI 3-K) and protein kinase B (PKB/AKT) sustains T-cell anergy without cell death. [PDF]

open access: yesPLoS ONE, 2008
The balance of T-cell proliferation, anergy and apoptosis is central to immune function. In this regard, co-receptor CTLA-4 is needed for the induction of anergy and tolerance. One central question concerns the mechanism by which CTLA-4 can induce T-cell
Helga Schneider   +3 more
doaj   +1 more source

Immune targets in the tumor microenvironment treated by radiotherapy. [PDF]

open access: yes, 2019
Radiotherapy (RT), the major anti-cancer modality for more than half of cancer patients after diagnosis, has the advantage of local tumor control with relatively less systematic side effects comparing to chemotherapy.
Li, Jian Jian   +2 more
core  

Beyond the immune suppression: the immunotherapy in prostate cancer [PDF]

open access: yes, 2015
Prostate cancer (PCa) is the second most common cancer in men.Aswell in many other human cancers, inflammation and immune suppression have an important role in their development.We briefly describe the host components that interact with the tumor to ...
Agliano', Anna Maria   +4 more
core   +3 more sources

The role of T cell trafficking in CTLA-4 blockade-induced gut immunopathology

open access: yesBMC Biology, 2020
Background Immune checkpoint inhibitor (ICPI) can augment the anti-tumour response by blocking negative immunoregulators with monoclonal antibodies. The anti-cytotoxic T lymphocyte-associated antigen-4 (CTLA-4) antibody is the first ICPI which has shown ...
Shashuang Zhang   +4 more
doaj   +1 more source

TriCON: A Carbon‐Based Triple‐Modal Nanoplatform for Pancreatic Cancer Therapy

open access: yesAdvanced Science, EarlyView.
We developed TriCON, a triple‐modality nanotherapeutic platform, to treat pancreatic ductal adenocarcinoma (PDAC) by synergizing gene editing, chemotherapy, and immunotherapy. TriCON utilizes CRISPR/Cas9 to target the poliovirus receptor (PVR), combined with nano‐encapsulated doxorubicin and checkpoint blockade. This approach achieved significant tumor
Xinyu Peng   +9 more
wiley   +1 more source

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