Results 61 to 70 of about 41,566 (244)

IL‐7R‐Enriched Extracellular Vesicles From the Thymus Drive Colitis via Promoting Neutrophil Extracellular Trap Formation

open access: yesAdvanced Science, EarlyView.
Inflammatory bowel disease (IBD) pathogenesis remains unclear. This study reveals that thymus‐originated IL‐7R‐enriched extracellular vesicles exacerbate colitis by promoting neutrophil extracellular traps via a thymus‐gut axis, uncovering an inter‐organ communication mechanism in inflammatory bowel disease pathogenesis.
Yao Liao   +21 more
wiley   +1 more source

LKB1 is essential for the proliferation of T-cell progenitors and mature peripheral T cells [PDF]

open access: yes, 2010
The serine/threonine kinase LKB1 has a conserved role in Drosophila and nematodes to co-ordinate cell metabolism. During T lymphocyte development in the thymus, progenitors need to synchronize increased metabolism with the onset of proliferation and ...
Finlay, David   +12 more
core   +1 more source

Decoding Spatial Heterogeneity and Multi‐Omics Regulation with Hierarchical Graph Learning

open access: yesAdvanced Science, EarlyView.
ABSTRACT Recent advances in spatial multi‐omics technologies have enabled the simultaneous profiling of multiple molecular layers within the same tissue slice, providing unprecedented opportunities to investigate tissue spatial organization. However, most existing computational methods identify spatial domains in a purely data‐driven manner, rarely ...
Jiazhou Chen   +6 more
wiley   +1 more source

Thymocytes can tolerize thymocytes by clonal deletion in vitro [PDF]

open access: yes, 2017
Clonal deletion of thymocytes bearing TCR for self antigens is one major mechanism of T cell tolerance induction. Peptide antigen-induced deletion of thymocytes from αβ TCR transgenic mice has been studied using single cell suspension cultures.
Müller, Klaus-Peter   +3 more
core  

Studies of suppression using monoclonal regulatory T cells and the importance of co-receptor Lck coupling ratios for negative selection [PDF]

open access: yes, 2015
Normal physiology is not given without immunological tolerance. Depending on the origin of induction, tolerance can be divided into central and peripheral tolerance.
Gubser, Céline
core   +1 more source

Examination of Fas-Induced Apoptosis of Murine Thymocytes in Thymic Tissue Slices Reveals That Fas Is Dispensable for Negative Selection

open access: yesFrontiers in Cell and Developmental Biology, 2020
The death receptor Fas can induce cell death through the extrinsic pathway of apoptosis in a variety of cells, including developing thymocytes. Although Fas-induced cell death has been researched and modeled extensively, most of the studies have been ...
Chang-Feng Chu   +4 more
doaj   +1 more source

Cerium Nanoparticle‐Mediated Inhibition of the NSUN2/m5C Axis Suppresses Synovial Aggression in Rheumatoid Arthritis

open access: yesAdvanced Science, EarlyView.
A novel epitranscriptomic mechanism in rheumatoid arthritis is uncovered: NSUN2 promotes disease via m5C‐dependent stabilization of ICMT mRNA, fueling the migration and invasion of pathogenic RA FLS. Targeting this axis with engineered nanoparticles (Ce/SAA NPs) effectively inhibits disease progression, presenting a precise therapeutic strategy ...
Ruiru Li   +15 more
wiley   +1 more source

Investigating the roles of the alternative Isoforms of the preTCR alpha (pTα) chain in T cell development [PDF]

open access: yes, 2010
PhDThe pre-T cell receptor (preTCR) is required for αβ T cell development and hence efficient adaptive immunity. Composed of a rearranged TCRβ chain paired with the invariant preTCR α chain (pTα), it drives immature thymocytes through the “β-selection ...
Mahtani-Patching, Juliet L
core  

Formaldehyde-Induced Shrinkage of Rat Thymocytes [PDF]

open access: yes, 2003
To test the possibility that micromolar formaldehyde, a metabolite of methanol derived from aspartame, exerts cytotoxicity, its effect on rat thymocytes was examined under the in vitro condition using a flow cytometer.
Mami Nakata   +5 more
core   +1 more source

Myelodysplastic Syndromes: 2026 Update on Diagnosis, Risk‐Stratification and Management

open access: yesAmerican Journal of Hematology, EarlyView.
ABSTRACT Disease Overview The myelodysplastic syndromes (MDS) are a heterogeneous group of myeloid disorders characterized by peripheral blood cytopenias and increased risk of transformation to acute myelogenous leukemia (AML). MDS occurs more frequently in older males and in individuals with prior exposure to cytotoxic therapy.
Guillermo Garcia‐Manero
wiley   +1 more source

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