Results 41 to 50 of about 259,208 (317)

Natural killer cell-mediated immunopathology in recurrent pregnancy losses

open access: yesExploration of Immunology, 2022
Natural killer (NK) cells have a dual role in human reproduction for maternal-fetal tolerance and protection from infection. During the ovarian cycle and pregnancy, peripheral NK (pNK) and uterine NK (uNK) cells dynamically change their proportions and ...
Thanh Luu   +7 more
doaj   +1 more source

Skin TLR7 triggering promotes accumulation of respiratory dendritic cells and natural killer cells. [PDF]

open access: yes, 2012
The TLR7 agonist imiquimod has been used successfully as adjuvant for skin treatment of virus-associated warts and basal cell carcinoma. The effects of skin TLR7 triggering on respiratory leukocyte populations are unknown.
Lohmeyer, Jürgen   +29 more
core   +1 more source

Tumor-Infiltrating Natural Killer Cells [PDF]

open access: yes, 2021
International audienceBecause of their potent antitumor activity and their proinflammatory role, natural killer (NK) cells are at the forefront of efforts to develop immuno-oncologic treatments.
Chiossone, Laura   +6 more
core   +1 more source

Fasting enhances TRAIL-mediated liver natural killer cell activity via HSP70 upregulation.

open access: yesPLoS ONE, 2014
Acute starvation, which is frequently observed in clinical practice, sometimes augments the cytolytic activity of natural killer cells against neoplastic cells. In this study, we investigated the molecular mechanisms underlying the enhancement of natural
Vu T A Dang   +7 more
doaj   +1 more source

Unraveling Natural Killer T-Cells Development

open access: yesFrontiers in Immunology, 2018
Natural killer T-cells are a subset of innate-like T-cells with the ability to bridge innate and adaptive immunity. There is great interest in harnessing these cells to improve tumor therapy; however, greater understanding of invariant NKT (iNKT) cell ...
Sabrina Bianca Bennstein
doaj   +1 more source

Natural killer cytolytic activity [PDF]

open access: yes, 2010
Natural killer (NK)–mediated cellular killing has been extensively studied over the past 35 years and the current “granule exocytosis” model integrates work from many investigators to outline the primary means of NK cytotoxicity.
de Armas, Lesley R   +3 more
core   +1 more source

Highly activated and expanded natural killer cells for multiple myeloma immunotherapy

open access: yesHaematologica, 2012
Background Patients with gene expression profiling-defined high-risk myeloma in relapse have poor outcomes with current therapies. We tested whether natural killer cells expanded by co-culture with K562 cells transfected with 41BBL and membrane-bound ...
Tarun K. Garg   +19 more
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

The role of natural killer cells in adaptive immune responses [PDF]

open access: yes
Human natural killer (NK) cells have been shown to respond to numerous pathogenic stimuli, producing IFN-y as well as cytolytic effector molecules such as perforin and granzymes.
Horowitz, Amir
core   +1 more source

Tumor recognition by natural killer cells in acute myeloid leukemia and after hematopoietic stem cell transplantation [PDF]

open access: yes, 2005
Natural killer (NK) cell-mediated cytolytic activity against tumors requires the engagement of activating NK cell receptors by the tumor-associated ligands.
Nowbakht, Pegah
core   +1 more source

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