Results 21 to 30 of about 213,605 (262)

T-cell dysfunction in natural killer/T-cell lymphoma

open access: yesOncoImmunology, 2023
Natural killer/T-cell lymphoma (NKTCL) is an incurable aggressive T-cell lymphoma closely correlated with Epstein‒Barr virus (EBV) infection. Chronic and consistent viral infection induces T-cell exhaustion. Herein, we describe T-cell dysfunction in NKTCL patients for the first time.
Xiaoyan Feng   +8 more
openaire   +3 more sources

Natural killer T cells (NK T cells) functions in malignancies

open access: yesAsian Pacific Journal of Cancer Biology, 2018
CD1d-restricted natural killer (NKT) cells are unique innate like T lymphocyte that recognize glycolipid antigens. Two major NKT cell subsets, type I and type II, are different in their TCR repertoire and ligand specificity.
Sima balouchi-anaraki, Marzie Norouzian
doaj   +3 more sources

Invariant Natural Killer T Cells

open access: yesAntibodies, 2013
Invariant Natural killer T cell (iNKT cells) are a subset of T cells, which are narrowly defined as a T cell lineage expressing a semi-invariant CD1d-restricted T cell Receptors (TCRs) composed by Vα24-Jα18/Vβ11 in human, and Vα14-Jα18/Vβ8,Vβ7, and Vβ2 ...
Antonella Cianferoni
doaj   +1 more source

Features of the subpopulation composition of circulating NK and NKT cells in patients with subclinical atherosclerosis of lower limb arteries

open access: yesАтеросклероз, 2020
Aim of the study was to investigate the features of the subpopulation composition of circulating NK and NKT cells and their diagnostic value in middle-aged patients, depending on the presence of subclinical atherosclerosis of lower limb arteries ...
V. V. Genkel   +5 more
doaj   +1 more source

Functional invariant natural killer T-cell and CD1d axis in chronic lymphocytic leukemia: implications for immunotherapy

open access: yesHaematologica, 2013
Invariant natural killer T cells recognize glycolipid antigens such as α-galactosylceramide presented by CD1d. In preclinical models of B-cell malignancies, α-galactosylceramide is an adjuvant to tumor vaccination, enhancing tumor-specific T-cell ...
Robert Weinkove   +4 more
doaj   +1 more source

Natural Killer T Cell Diversity and Immunotherapy

open access: yesCancers, 2023
Invariant natural killer T cells (iNKTs), a type of unconventional T cells, share features with NK cells and have an invariant T cell receptor (TCR), which recognizes lipid antigens loaded on CD1d molecules, a major histocompatibility complex class I (MHC-I)-like protein.
Eduardo I. Tognarelli   +7 more
openaire   +2 more sources

The Immunomodulatory Effects of Human Amniotic Epithelial Cells on Peripheral Blood Natural Killer T (NKT) Cells in Women with Unexplained Recurrent Spontaneous Abortion (URSA)

open access: yesمجله دانشکده پزشکی اصفهان, 2018
Background: Unexplained recurrent spontaneous abortion (URSA) is the most common immunological complication during pregnancy. The evidence of in-vitro assays has shown that immune cells are responsible for embryotoxicity.
Fahimeh Khadem   +3 more
doaj   +1 more source

Natural killer and natural killer T cells in liver fibrosis

open access: yesBiochimica et Biophysica Acta (BBA) - Molecular Basis of Disease, 2013
The liver lymphocyte population is enriched with natural killer (NK) cells, which play a key role in host defense against viral infection and tumor transformation. Recent evidence from animal models suggests that NK cells also play an important role in inhibiting liver fibrosis by selectively killing early or senescence activated hepatic stellate cells
Gao, Bin, Radaeva, Svetlana
openaire   +2 more sources

Immunoregulation of Autoimmunity by Natural Killer T Cells [PDF]

open access: yesHuman Immunology, 2005
Natural killer T (NKT) cells are a conserved subpopulation of lymphocytes that recognize glycolipid antigens in a CD1d context. Upon activation through their semi-invariant T cell receptor, these cells rapidly release large amounts of immunomodulating Th1 and Th2 cytokines.
Loes, Linsen   +2 more
openaire   +2 more sources

Natural killer or natural killer/T cell lineage large granular lymphocytosis associated with dasatinib therapy for Philadelphia chromosome positive leukemia

open access: yesHaematologica, 2009
Dasatinib, a dual tyrosine kinase inhibitor, is known to modulate or suppress T-cell activation and proliferation. We report a series of 8 patients who developed chronic peripheral lymphocytosis, identified as natural killer cells or natural killer/T ...
Dong Hwan Kim   +7 more
doaj   +1 more source

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