Results 41 to 50 of about 5,867,069 (283)

IL-2 stimulated but not unstimulated NK cells induce selective disappearance of peripheral blood cells: concomitant results to a phase I/II study [PDF]

open access: yes, 2011
In an ongoing clinical phase I/II study, 16 pediatric patients suffering from high risk leukemia/tumors received highly purified donor natural killer (NK) cell immunotherapy (NK-DLI) at day (+3) +40 and +100 post haploidentical stem cell transplantation.
Claudia Brehm   +53 more
core   +1 more source

Critical Role of CD2 Co-stimulation in Adaptive Natural Killer Cell Responses Revealed in NKG2C-Deficient Humans

open access: yesCell Reports, 2016
Infection by human cytomegalovirus (HCMV) leads to NKG2C-driven expansion of adaptive natural killer (NK) cells, contributing to host defense. However, approximately 4% of all humans carry a homozygous deletion of the gene that encodes NKG2C (NKG2C ...
Lisa L. Liu   +17 more
doaj   +1 more source

Natural killer cells- from innate cells to the discovery of adaptability

open access: yesFrontiers in Immunology, 2023
Natural Killer (NK) cells have come a long way since their first description in the 1970’s. The most recent reports of their adaptive-like behavior changed the way the immune system dichotomy is described.
Débora Basílio-Queirós   +1 more
doaj   +1 more source

A distinct subset of human NK cells expressing HLA-DR expand in response to IL-2 and can aid immune responses to BCG. [PDF]

open access: yes, 2011
Subsets of NK cells can have distinct functions. Here, we report that >25% of human peripheral blood NK cells express HLA-DR after culture with IL-2.
Emma L. Wise   +18 more
core   +1 more source

Adaptive Features of Natural Killer Cells in Multiple Sclerosis

open access: yesFrontiers in Immunology, 2019
Human cytomegalovirus (HCMV) has been recently related with a lower susceptibility to multiple sclerosis (MS). HCMV promotes an adaptive development of NK cells bearing the CD94/NKG2C receptor with a characteristic phenotypic and functional profile.
Antía Moreira   +14 more
doaj   +1 more source

NK and T cells constitute two major, functionally distinct intestinal epithelial lymphocyte subsets in the chicken [PDF]

open access: yes, 2001
Non-mammalian NK cells have not been characterized in detail; however, their analysis is essential for the understanding of the NK cell receptor phylogeny.
Manfred Stangassinger   +5 more
core   +1 more source

NK cells with tissue-resident traits shape response to immunotherapy by inducing adaptive antitumor immunity

open access: yesScience Translational Medicine, 2022
T cell–directed cancer immunotherapy often fails to generate lasting tumor control. Harnessing additional effectors of the immune response against tumors may strengthen the clinical benefit of immunotherapies.
N. Kirchhammer   +20 more
semanticscholar   +1 more source

Targeting Natural Killer Cells for Improved Immunity and Control of the Adaptive Immune Response

open access: yesFrontiers in Cellular and Infection Microbiology, 2020
Natural killer (NK) cells are critical for targeting and killing tumor, virus-infected and stressed cells as a member of the innate immune system. Recently, NK cells have also emerged as key regulators of adaptive immunity and have become a prominent ...
Stephen Pierce   +4 more
doaj   +1 more source

Natural killer cells promote early CD8 T cell responses against cytomegalovirus. [PDF]

open access: yes, 2007
Understanding the mechanisms that help promote protective immune responses to pathogens is a major challenge in biomedical research and an important goal for the design of innovative therapeutic or vaccination strategies.
Sacher, Torsten   +34 more
core   +2 more sources

Distinct HLA-E Peptide Complexes Modify Antibody-Driven Effector Functions of Adaptive NK Cells.

open access: yesCell Reports, 2018
Adaptive NK cells are characterized by profound alterations in multiple signaling molecules, transcription factors, and epigenetic modifications compared with canonical NK cells.
Alexander Rölle   +4 more
semanticscholar   +1 more source

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