LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance

Although PD-1 blockade therapy has been promising in cancer treatment, only 4% (pancreatic cancer) to 70% (melanoma) of patients have a positive response to this blockade therapy, which is one of its important disadvantages. Therefore, it is important to seek out new targets for cancer immunotherapy...

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Main Authors: Yiming Wei, Zhaoming Li
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-04-01
Series:Frontiers in Oncology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fonc.2022.831407/full
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author Yiming Wei
Zhaoming Li
author_facet Yiming Wei
Zhaoming Li
author_sort Yiming Wei
collection DOAJ
description Although PD-1 blockade therapy has been promising in cancer treatment, only 4% (pancreatic cancer) to 70% (melanoma) of patients have a positive response to this blockade therapy, which is one of its important disadvantages. Therefore, it is important to seek out new targets for cancer immunotherapy to improve the overall response rate in patients. Lymphocyte activation gene-3 (LAG-3), an immune checkpoint receptor, is mainly expressed in activated immune cells. LAG-3 maintains the body’s immune homeostasis under physiological conditions while mediating tumour immune escape. Several preclinical and clinical examinations have shown that LAG-3 blockade effectively alleviates the patient’s tolerance to PD-1 immune checkpoint inhibitors. Moreover, the combination of LAG-3 and PD-1 blockade has good clinical efficacy in cancers. Hence, synchronous LAG-3 and PD-1 inhibition may be a potential new strategy for tumour immunotherapy.
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spelling doaj.art-e138fbde79c64a0496798424eb19f93e2022-12-22T02:38:27ZengFrontiers Media S.A.Frontiers in Oncology2234-943X2022-04-011210.3389/fonc.2022.831407831407LAG3-PD-1 Combo Overcome the Disadvantage of Drug ResistanceYiming WeiZhaoming LiAlthough PD-1 blockade therapy has been promising in cancer treatment, only 4% (pancreatic cancer) to 70% (melanoma) of patients have a positive response to this blockade therapy, which is one of its important disadvantages. Therefore, it is important to seek out new targets for cancer immunotherapy to improve the overall response rate in patients. Lymphocyte activation gene-3 (LAG-3), an immune checkpoint receptor, is mainly expressed in activated immune cells. LAG-3 maintains the body’s immune homeostasis under physiological conditions while mediating tumour immune escape. Several preclinical and clinical examinations have shown that LAG-3 blockade effectively alleviates the patient’s tolerance to PD-1 immune checkpoint inhibitors. Moreover, the combination of LAG-3 and PD-1 blockade has good clinical efficacy in cancers. Hence, synchronous LAG-3 and PD-1 inhibition may be a potential new strategy for tumour immunotherapy.https://www.frontiersin.org/articles/10.3389/fonc.2022.831407/fullLymphocyte Activation Gene-3 (LAG-3)immune checkpointdrug resistanceProgrammed Cell Death 1 (PD-1)immunotherapy
spellingShingle Yiming Wei
Zhaoming Li
LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance
Frontiers in Oncology
Lymphocyte Activation Gene-3 (LAG-3)
immune checkpoint
drug resistance
Programmed Cell Death 1 (PD-1)
immunotherapy
title LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance
title_full LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance
title_fullStr LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance
title_full_unstemmed LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance
title_short LAG3-PD-1 Combo Overcome the Disadvantage of Drug Resistance
title_sort lag3 pd 1 combo overcome the disadvantage of drug resistance
topic Lymphocyte Activation Gene-3 (LAG-3)
immune checkpoint
drug resistance
Programmed Cell Death 1 (PD-1)
immunotherapy
url https://www.frontiersin.org/articles/10.3389/fonc.2022.831407/full
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