Results 61 to 70 of about 152,273 (295)

Tailoring Vascular‐Immune Homeostasis via Manganese‐DNA Complex‐Armed Immunogenic Extracellular Vesicles for Pancreatic Cancer Immunotherapy

open access: yesAdvanced Science, EarlyView.
This study demonstrates that Mn2⁺–tumor DNA complexes encapsulated in dendritic cell (DC)– derived immunogenic extracellular vesicles (EVDC@Mn‐DNA) act as a DC‐specific cGAS– STING activator. EVDC@Mn‐DNA treatment enhances intratumoral DC activation, improves tumor vascular function, promotes CD8⁺ T cell activity, and suppresses pancreatic tumor growth,
Xue Jiang   +13 more
wiley   +1 more source

Forkhead transcription factor FOXP3 upregulates CD25 expression through cooperation with RelA/NF-κB.

open access: yesPLoS ONE, 2012
Considerable evidence supports the prediction that CD25 is directly regulated by the forkhead transcription factor FOXP3. However, given that CD25 is normally upregulated in activated T cells, regardless of whether they express FOXP3, this issue has ...
Cristina Camperio   +5 more
doaj   +1 more source

Anti-TNF-alpha therapy induces a distinct regulatory T cell population in patients with rheumatoid arthritis via TGF-beta [PDF]

open access: yes, 2007
The induction of regulatory T (T reg) cells holds considerable potential as a treatment for autoimmune diseases. We have previously shown that CD4(+)CD25(hi) T reg cells isolated from patients with active rheumatoid arthritis (RA) have a defect in their ...
Ehrenstein, MR, Mauri, C, Nadkarni, S
core  

Controversies concerning thymus-derived regulatory T cells: fundamental issues and a new perspective [PDF]

open access: yes, 2015
Thymus-derived regulatory T cells (Tregs) are considered to be a distinct T-cell lineage that is genetically programmed and specialised for immunosuppression.
Ono, M, Tanaka, RJ
core   +1 more source

Cuproptosis and Disulfidptosis Converge to Empower PD‐L1 Checkpoint Therapy via Cadict‐Induced PD‐L1 Translation

open access: yesAdvanced Science, EarlyView.
This study introduces Cadict, an EGFR‐targeted nanodrug that co‐delivers cuproptosis and disulfidptosis inducers to overcome immune resistance. Cadict synergistically enhances tumor cytotoxicity and sensitizes cancers to ICIs by upregulating PD‐L1 via an Eif5b‐dependent translation mechanism, fostering a potent antitumor immune response and ...
Shaoqing Huang   +12 more
wiley   +1 more source

Understanding and Overcoming Antibody‐Drug Conjugate Resistance: Biological Mechanisms and Emerging Analytical Frameworks in Breast Cancer

open access: yesAdvanced Science, EarlyView.
Antibody–drug conjugates (ADCs) transform breast cancer therapy, yet resistance limits their durability. Emerging evidence reveals that ADC failure is not solely tumor‐intrinsic but shaped by dynamic tumor–microenvironment interactions that alter drug delivery, processing, and response.
Minji Seo, Jangsoon Lee, Naoto T. Ueno
wiley   +1 more source

CD4+CD25+LAG3+ T Cells With a Feature of Th17 Cells Associated With Systemic Lupus Erythematosus Disease Activity

open access: yesFrontiers in Immunology, 2019
Systemic lupus erythematosus (SLE) is an autoimmune disease that involves multiple immune cell subsets. We analyzed immune cell subsets in human peripheral blood mononuclear cells (PBMC) in order to identify the cells that are significantly associated ...
Rika Kato   +16 more
doaj   +1 more source

Regulatory T cells in melanoma revisited by a computational clustering of FOXP3+ T cell subpopulations [PDF]

open access: yes, 2015
CD4+ T cells that express the transcription factor FOXP3 (FOXP3+ T cells) are commonly regarded as immunosuppressive regulatory T cells (Treg). FOXP3+ T cells are reported to be increased in tumour-bearing patients or animals, and considered to suppress ...
Fujii, H   +5 more
core   +3 more sources

Beyond CD30: Dual‐Targeting of Malignant and Regulatory T Cells by Brentuximab Vedotin Remodels the Lymphoma Microenvironment and Overcomes Resistance via BCL2 Inhibition in Mycosis Fungoides

open access: yesAdvanced Science, EarlyView.
Single‐cell RNA analyses of paired lesions from CD30+ mycosis fungoides patients demonstrate that brentuximab vedotin (BV) induces immunogenic cell death in both CD30+ and CD30− malignant T cells. BV also targets regulatory T cells and remodels tumor microenvironment, while resistance is driven by impaired IFN responses, drug efflux, and BCL2 ...
Yi Jiang   +8 more
wiley   +1 more source

Modulation of phenotype and function of human CD4+CD25+ T regulatory lymphocytes mediated by cAMP elevating agents

open access: yesFrontiers in Immunology, 2016
We have shown that Cholera Toxin (CT) and other cyclic AMP (cAMP) elevating agents induce up-regulation of the inhibitory molecule CTLA-4 in human resting CD4+ T lymphocytes, which following the treatment acquired suppressive functions. In this study, we
Antonella Riccomi   +4 more
doaj   +1 more source

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