Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer

Immune checkpoint inhibitors, including those targeting CTLA-4/B7 and PD-1/PD-L1 inhibitory pathways, are now available for clinical use on cancer patients. Other interesting checkpoint inhibitors are currently under the development. CD47 is a protein broadly expressed on the surface of normal cells...

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Main Authors: ZHA Li, YU Jiaojiao, XU Bin
Format: Article
Language:zho
Published: Magazine House of Cancer Research on Prevention and Treatment 2018-08-01
Series:Zhongliu Fangzhi Yanjiu
Subjects:
Online Access:http://html.rhhz.net/ZLFZYJ/html/8578.2018.18.0217.htm
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author ZHA Li
YU Jiaojiao
XU Bin
author_facet ZHA Li
YU Jiaojiao
XU Bin
author_sort ZHA Li
collection DOAJ
description Immune checkpoint inhibitors, including those targeting CTLA-4/B7 and PD-1/PD-L1 inhibitory pathways, are now available for clinical use on cancer patients. Other interesting checkpoint inhibitors are currently under the development. CD47 is a protein broadly expressed on the surface of normal cells and often overexpressed in cancer cells, and its receptor is the myeloid inhibitory immunoreceptor SIRPα. Blocking CD47-SIRPα interactions has been shown to promote the destruction of cancer cells by phagocytes, including macrophages and neutrophils. Furthermore, there is growing evidence that targeting CD47-SIRPα axis may also promote antigen-presenting cell function and thereby stimulate T cell-mediated anti-cancer immunity. In summary, with the clinical studies about CD47-SIRPα checkpoint inhibitors expected within the coming years, this is an exciting and rapidly developing field.
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spelling doaj.art-7b108456ae5141e19dfefec632a42ced2022-12-22T01:26:59ZzhoMagazine House of Cancer Research on Prevention and TreatmentZhongliu Fangzhi Yanjiu1000-85781000-85782018-08-0145860460810.3971/j.issn.1000-8578.2018.18.02178578.2018.18.0217Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in CancerZHA Li0YU Jiaojiao1XU Bin2Department of Ultrasound, Hubei Cancer Hospital, Wuhan 430079, ChinaDepartment of Ultrasound, Hubei Cancer Hospital, Wuhan 430079, ChinaDepartment of Oncology I, Renmin Hospital of Wuhan University, Wuhan 430060, ChinaImmune checkpoint inhibitors, including those targeting CTLA-4/B7 and PD-1/PD-L1 inhibitory pathways, are now available for clinical use on cancer patients. Other interesting checkpoint inhibitors are currently under the development. CD47 is a protein broadly expressed on the surface of normal cells and often overexpressed in cancer cells, and its receptor is the myeloid inhibitory immunoreceptor SIRPα. Blocking CD47-SIRPα interactions has been shown to promote the destruction of cancer cells by phagocytes, including macrophages and neutrophils. Furthermore, there is growing evidence that targeting CD47-SIRPα axis may also promote antigen-presenting cell function and thereby stimulate T cell-mediated anti-cancer immunity. In summary, with the clinical studies about CD47-SIRPα checkpoint inhibitors expected within the coming years, this is an exciting and rapidly developing field.http://html.rhhz.net/ZLFZYJ/html/8578.2018.18.0217.htmcancercd47sirpαimmune checkpointimmunotherapy
spellingShingle ZHA Li
YU Jiaojiao
XU Bin
Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer
Zhongliu Fangzhi Yanjiu
cancer
cd47
sirpα
immune checkpoint
immunotherapy
title Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer
title_full Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer
title_fullStr Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer
title_full_unstemmed Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer
title_short Research Progress of CD47-SIRPα Signaling Axis as An Innate Immune Checkpoint in Cancer
title_sort research progress of cd47 sirpα signaling axis as an innate immune checkpoint in cancer
topic cancer
cd47
sirpα
immune checkpoint
immunotherapy
url http://html.rhhz.net/ZLFZYJ/html/8578.2018.18.0217.htm
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AT yujiaojiao researchprogressofcd47sirpasignalingaxisasaninnateimmunecheckpointincancer
AT xubin researchprogressofcd47sirpasignalingaxisasaninnateimmunecheckpointincancer