Results 21 to 30 of about 259,208 (317)

Matched sizes of activating and inhibitory receptor/ligand pairs are required for optimal signal integration by human Natural Killer cells [PDF]

open access: yes, 2010
It has been suggested that receptor-ligand complexes segregate or co-localise within immune synapses according to their size, and this is important for receptor signaling.
Mehrabi, M   +59 more
core   +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   +1 more source

Natural Killer Cell Memory [PDF]

open access: yesImmunity, 2015
Natural killer (NK) cells have historically been considered short-lived cytolytic cells that can rapidly respond against pathogens and tumors in an antigen-independent manner and then undergo cell death. Recently, however, NK cells have been shown to possess traits of adaptive immunity and can acquire immunological memory in a manner similar to that of
O’Sullivan, Timothy E   +2 more
openaire   +4 more sources

Proteasome inhibition induces apoptosis in primary human natural killer cells and suppresses NKp46-mediated cytotoxicity

open access: yesHaematologica, 2009
Background Bortezomib is a selective and potent inhibitor of the proteasome and has prominent effects in vitro and in vivo against tumors. Very recently, cytotoxic effects of bortezomib on immune-competent cells such as T cells and dendritic cells were ...
Xiangling Wang   +7 more
doaj   +1 more source

Analysis of GzmbCre as a Model System for Gene Deletion in the Natural Killer Cell Lineage. [PDF]

open access: yesPLoS ONE, 2015
The analysis of gene function in mature and activated natural killer cells has been hampered by the lack of model systems for Cre-mediated recombination in these cells.
Yiying Xu   +4 more
doaj   +1 more source

Multifunctional human CD56low CD16low natural killer cells are the prominent subset in bone marrow of both healthy pediatric donors and leukemic patients

open access: yesHaematologica, 2015
We phenotypically and functionally characterized a distinct CD56low natural killer cell subset based on CD16 expression levels in bone marrow and peripheral blood of healthy children and pediatric patients with acute lymphoblastic leukemia.
Helena Stabile   +7 more
doaj   +1 more source

Short communication: NKG2C+ NK cells contribute to increases in CD16+CD56- cells in HIV type 1+ individuals with high plasma viral load. [PDF]

open access: yes, 2013
Chronic HIV-1 infection results in the expansion of both NKG2C+ and CD16+CD56- human natural killer cells. NKG2C+ cells proliferate in response to human cytomegalovirus (HCMV) and expansion of the dysfunctional CD56-CD16+ natural killer (NK) cells is ...
Gregson, John NS   +5 more
core   +1 more source

Natural killer cells

open access: yesHematology/Oncology and Stem Cell Therapy, 2015
Natural killer (NK) cells constitute our bodies' frontline defense system, guarding against tumors and launching attacks against infections. The activities of NK cells are regulated by the interaction of various receptors expressed on their surfaces with cell surface ligands.
Mandal, Arundhati, Viswanathan, Chandra
openaire   +2 more sources

Cord blood Vα24-Vβ11 natural killer T cells display a Th2-chemokine receptor profile and cytokine responses [PDF]

open access: yes, 2011
Background: The fetal immune system is characterized by a Th2 bias but it is unclear how the Th2 predominance is established. Natural killer T (NKT) cells are a rare subset of T cells with immune regulatory functions and are already activated in utero ...
Elfriede Noessner   +32 more
core   +1 more source

Antiviral treatment alters the frequency of activating and inhibitory receptor-expressing natural killer cells in chronic Hepatitis B virus infected patients [PDF]

open access: yes, 2012
Natural killer (NK) cells play a critical role in innate antiviral immunity, but little is known about the impact of antiviral therapy on the frequency of NK cell subsets.
Xiumei Chi   +25 more
core   +1 more source

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