Results 61 to 70 of about 247,672 (311)

Natural killer T cells in health and disease [PDF]

open access: yesFrontiers in Bioscience, 2011
Natural killer T (NKT) cells are a subset of T lymphocytes that share surface markers and functional characteristics with both conventional T lymphocytes and natural killer cells. Most NKT cells express a semi-invariant T cell receptor that reacts with glycolipid antigens presented by the major histocompatibility complex class I-related protein CD1d on
Lan, Wu, Luc, Van Kaer
openaire   +2 more sources

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Reconstitution of natural killer cell receptors influences natural killer activity and relapse rate after haploidentical transplantation of T- and B-cell depleted grafts in children

open access: yesHaematologica, 2010
Background Natural killer cells have been demonstrated to exert remarkable graft-versus-leukemia effects after haploidentical transplantation. Acquisition of both, inhibiting and activating, receptors on developing natural killer cells is an important ...
Matthias M. Pfeiffer   +6 more
doaj   +1 more source

The activating receptors 2B4 and NTB-A, but not CRACC are subject to ligand-induced down-regulation on human natural killer cells

open access: yes, 2010
Activation of natural killer cells can be mediated by different receptors. Stimulation of the receptors 2B4, NTB-A and CRACC, members of the SLAM-related receptor family, induces cytotoxicity and cytokine production.
Stephan Meinke   +4 more
core   +1 more source

Influence of Cytokines and Autologous Lymphokine-Activated Killer Cells on Leukemic Bone Marrow Cells and Colonies in AML [PDF]

open access: yes, 2001
We have already shown that cytokine cocktails (IL-1 beta, IL-3, IL-6, SCF, GM-CSF) and/or lymphokine-activated killer (LAK) cells can reduce the amounts of clonal, CD34-positive mononuclear bone marrow cells (BM-MNC) in acute myeloid leukemia (AML).
Gerhartz, Helmut Heinrich   +2 more
core   +1 more source

DNA methylation and expression of MAPRE3 affect overall survival of early‐stage non‐small cell lung cancer patients

open access: yesMolecular Oncology, EarlyView.
Both cg12821679MAPRE3 methylation and MAPRE3 expression are significantly associated with overall survival (OS) of non‐small cell lung cancer. Meanwhile, MAPRE3 expression significantly modified the effect of smoking cessation on OS. Smoking cessation benefits OS merely for patients with high MAPRE3 expression.
Chao Chen   +14 more
wiley   +1 more source

Activated iNKT cells enhance the anti-tumor effect of antigen specific CD8 T cells on mesothelin-expressing salivary gland cancer

open access: yesBMC Cancer, 2018
Background Salivary gland cancers are not sensitive to conventional radiotherapy or chemotherapy regimens. Therefore, the development of a new treatment strategy is of critical importance for improving the prognosis.
Yuji Makita   +7 more
doaj   +1 more source

Adipose invariant natural killer T cells [PDF]

open access: yesImmunology, 2014
SummaryAdipose tissue is a dynamic organ that makes up a substantial proportion of the body; in severe obesity it can account for 50% of body mass. Details of the unique immune system resident in human and murine adipose tissue are only recently emerging, and so it has remained a largely unexplored and unappreciated immune site until now.
openaire   +2 more sources

Natural killer T cells: Know thyself [PDF]

open access: yesProceedings of the National Academy of Sciences, 2007
There are two main reasons why natural killer T (NKT) cells fascinate immunologists. First, they exhibit a unique melange of properties found in innate immune cells as well as the properties of conventional T cells, part of adaptive immunity (1–4). Second, NKT cells exercise a determining influence on a variety of immune responses in mice, ranging from
Mitchell, Kronenberg, Laurent, Gapin
openaire   +2 more sources

CD25(+) Natural Regulatory T Cells Are Critical in Limiting Innate and Adaptive Immunity and Resolving Disease following Respiratory Syncytial Virus Infection

open access: yes, 2010
Regulatory CD4(+) T cells have been shown to be important in limiting immune responses, but their role in respiratory viral infections has received little attention.
Harker, JA   +23 more
core   +1 more source

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