RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling

Abstract Breast cancer is the most common malignancy in women on a global scale. It can generally be divided into four main categories, of which estrogen receptor ER-positive breast cancer accounts for most breast cancer cases. RBCK1 protein is an E3 ubiquitin ligase containing the UBL, NZF, and RBR...

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Main Authors: Zhiguo Niu, Jianing Fan, Fengzhe Chen, Huijie Yang, Xin Li, Ting Zhuang, Chunlei Guo, Qi Cao, Jian Zhu, Hui Wang, Qingsong Huang
Format: Article
Language:English
Published: Nature Publishing Group 2022-12-01
Series:Cell Death and Disease
Online Access:https://doi.org/10.1038/s41419-022-05473-6
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author Zhiguo Niu
Jianing Fan
Fengzhe Chen
Huijie Yang
Xin Li
Ting Zhuang
Chunlei Guo
Qi Cao
Jian Zhu
Hui Wang
Qingsong Huang
author_facet Zhiguo Niu
Jianing Fan
Fengzhe Chen
Huijie Yang
Xin Li
Ting Zhuang
Chunlei Guo
Qi Cao
Jian Zhu
Hui Wang
Qingsong Huang
author_sort Zhiguo Niu
collection DOAJ
description Abstract Breast cancer is the most common malignancy in women on a global scale. It can generally be divided into four main categories, of which estrogen receptor ER-positive breast cancer accounts for most breast cancer cases. RBCK1 protein is an E3 ubiquitin ligase containing the UBL, NZF, and RBR domains. It is well known to exhibit abnormal expression in breast tumors, making it a valuable diagnostic marker and drug target. Additionally, studies have confirmed that in breast cancer, about 25 to 40% of tumors appear as visible hypoxic regions, while in hypoxia, tumor cells can activate the hypoxia-inducing factor HIF1 pathway and widely activate the expression of downstream genes. Previous studies have confirmed that in the hypoxic environment of tumors, HIF1α promotes the remodeling of extracellular matrix, induces the recruitment of tumor-associated macrophages (TAM) and immunosuppression of allogeneic tumors, thereby influencing tumor recurrence and metastasis. This research aims to identify RBCK1 as an important regulator of HIF1α signaling pathway. Targeted therapy with RBCK1 could be a promising treatment strategy for ER-positive breast cancer.
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spelling doaj.art-6eca799ada504c11859640cb9d98f7662022-12-22T04:40:18ZengNature Publishing GroupCell Death and Disease2041-48892022-12-01131211110.1038/s41419-022-05473-6RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signalingZhiguo Niu0Jianing Fan1Fengzhe Chen2Huijie Yang3Xin Li4Ting Zhuang5Chunlei Guo6Qi Cao7Jian Zhu8Hui Wang9Qingsong Huang10Henan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityDepartment of General Surgery, The Second Hospital, Cheeloo College of Medicine, Shandong UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityHenan Key Laboratory of Immunology and Targeted Drugs, School of Laboratory Medicine, Xinxiang Medical UniversityAbstract Breast cancer is the most common malignancy in women on a global scale. It can generally be divided into four main categories, of which estrogen receptor ER-positive breast cancer accounts for most breast cancer cases. RBCK1 protein is an E3 ubiquitin ligase containing the UBL, NZF, and RBR domains. It is well known to exhibit abnormal expression in breast tumors, making it a valuable diagnostic marker and drug target. Additionally, studies have confirmed that in breast cancer, about 25 to 40% of tumors appear as visible hypoxic regions, while in hypoxia, tumor cells can activate the hypoxia-inducing factor HIF1 pathway and widely activate the expression of downstream genes. Previous studies have confirmed that in the hypoxic environment of tumors, HIF1α promotes the remodeling of extracellular matrix, induces the recruitment of tumor-associated macrophages (TAM) and immunosuppression of allogeneic tumors, thereby influencing tumor recurrence and metastasis. This research aims to identify RBCK1 as an important regulator of HIF1α signaling pathway. Targeted therapy with RBCK1 could be a promising treatment strategy for ER-positive breast cancer.https://doi.org/10.1038/s41419-022-05473-6
spellingShingle Zhiguo Niu
Jianing Fan
Fengzhe Chen
Huijie Yang
Xin Li
Ting Zhuang
Chunlei Guo
Qi Cao
Jian Zhu
Hui Wang
Qingsong Huang
RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling
Cell Death and Disease
title RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling
title_full RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling
title_fullStr RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling
title_full_unstemmed RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling
title_short RBCK1 regulates the progression of ER-positive breast cancer through the HIF1α signaling
title_sort rbck1 regulates the progression of er positive breast cancer through the hif1α signaling
url https://doi.org/10.1038/s41419-022-05473-6
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