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Natural killer cell deficiency.

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TLDR
Clinicians have added clarity to this diagnosis and identified defects in 3 genes that can cause NK cell deficiency, as well as some of the underlying biology.
Abstract
Natural killer (NK) cells are part of the innate immune defense against infection and cancer and are especially useful in combating certain viral pathogens. The utility of NK cells in human health has been underscored by a growing number of persons who are deficient in NK cells and/or their functions. This can be in the context of a broader genetically defined congenital immunodeficiency, of which there are more than 40 presently known to impair NK cells. However, the abnormality of NK cells in certain cases represents the majority immunologic defect. In aggregate, these conditions are termed NK cell deficiency. Recent advances have added clarity to this diagnosis and identified defects in 3 genes that can cause NK cell deficiency, as well as some of the underlying biology. Appropriate consideration of these diagnoses and patients raises the potential for rational therapeutic options and further innovation.

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Journal ArticleDOI

NK cells and cancer: you can teach innate cells new tricks

TL;DR: Evidence for the role of NK cells in immune surveillance against cancer and new therapeutic approaches for targetingNK cells in the treatment of cancer are reviewed.
Journal ArticleDOI

Natural Killer Cells: Development, Maturation, and Clinical Utilization

TL;DR: Recent advances made in the understanding of how NK cells develop, mature, and their potential translational use in the clinic are summarized.
Journal ArticleDOI

NK cells for cancer immunotherapy.

TL;DR: New approaches to activate NK cells, increase their proliferation in vivo and increase their capacity to recognize tumour cells are discussed.
Journal ArticleDOI

The 3 major types of innate and adaptive cell-mediated effector immunity.

TL;DR: Based on emerging knowledge on the different effector T-cell and innate lymphoid cell (ILC) lineages, it is clear that the innate and adaptive immune systems converge into three major kinds of cell-mediated effector immunity, which are classified as type 1, type 2, and type 3 as discussed by the authors.
References
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Journal ArticleDOI

Functions of natural killer cells

TL;DR: Although NK cells might appear to be redundant in several conditions of immune challenge in humans, NK cell manipulation seems to hold promise in efforts to improve hematopoietic and solid organ transplantation, promote antitumor immunotherapy and control inflammatory and autoimmune disorders.
Journal ArticleDOI

NATURAL KILLER CELLS IN ANTIVIRAL DEFENSE: Function and Regulation by Innate Cytokines

TL;DR: A detailed picture is developing of particular innate cytokines activating NK cell responses and their consorted effects in providing unique endogenous milieus promoting downstream adaptive responses, most beneficial in defense against viral infections.
Journal ArticleDOI

Human natural killer cells

TL;DR: There has been a substantial gain in understanding of what and how NK-cells "see," lending important insights into their functions and purpose in normal immune surveillance.
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