Abstract:
:Natural killer (NK) cells are members of the innate immune system that recognize target cells via activating and inhibitory signals received through cell receptors. Derived from the lymphoid lineage, NK cells are able to produce cytokines and exert a cytotoxic effect on viral infected and malignant cells. It is their unique ability to lyse target cells rapidly and without prior education that renders NK cells a promising effector cell for adoptive cell therapy. However, both viruses and tumors employ evasion strategies to avoid attack by NK cells, which represent biological challenges that need to be harnessed to fully exploit the cytolytic potential of NK cells. Using genetic modification, the function of NK cells can be enhanced to improve their homing, cytolytic activity, in vivo persistence and safety. Examples include gene modification to express chemokine, high-affinity Fc receptor and chimeric antigen receptors, suicide genes and the forced expression of cytokines such as interleukin (IL)-2 and IL-15. Preclinical studies have clearly demonstrated that such approaches are effective in improving NK-cell function, homing and safety. In this review, we summarize the recent advances in the genetic manipulations of NK cells and their application for cellular immunotherapeutic strategies.
journal_name
Cytotherapyjournal_title
Cytotherapyauthors
Burga RA,Nguyen T,Zulovich J,Madonna S,Ylisastigui L,Fernandes R,Yvon Edoi
10.1016/j.jcyt.2016.05.018subject
Has Abstractpub_date
2016-11-01 00:00:00pages
1410-1421issue
11eissn
1465-3249issn
1477-2566pii
S1465-3249(16)30411-Xjournal_volume
18pub_type
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