M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis

Abstract In recent years, the role of circular RNA in cancer cells has been studied broadly; however, the functional significance of circular RNA in the regulation of the tumor microenvironment (TME) is not fully understood. In this study, we aimed to reveal the role of circ_TNFRSF21 in M2 macrophag...

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Main Authors: Jun Ma, Lei Huang, Yan‐Bin Gao, Min‐Xiong Li, Liang‐Long Chen, Lei Yang
Format: Article
Language:English
Published: Wiley 2022-08-01
Series:Kaohsiung Journal of Medical Sciences
Subjects:
Online Access:https://doi.org/10.1002/kjm2.12555
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author Jun Ma
Lei Huang
Yan‐Bin Gao
Min‐Xiong Li
Liang‐Long Chen
Lei Yang
author_facet Jun Ma
Lei Huang
Yan‐Bin Gao
Min‐Xiong Li
Liang‐Long Chen
Lei Yang
author_sort Jun Ma
collection DOAJ
description Abstract In recent years, the role of circular RNA in cancer cells has been studied broadly; however, the functional significance of circular RNA in the regulation of the tumor microenvironment (TME) is not fully understood. In this study, we aimed to reveal the role of circ_TNFRSF21 in M2 macrophage‐induced cutaneous squamous cell carcinoma (cSCC) angiogenesis. Quantitative polymerase chain reaction and Western blotting were performed to determine the levels of the indicated genes. Direct binding between circ_TNFRSF21 and miR‐3619‐5p, miR‐3619‐5p, and ROCK2 was verified by dual‐luciferase activity. The migration and invasion of human umbilical vein endothelial cells were evaluated by wound healing and transwell assays. Tube formation was performed to detect in vitro angiogenesis. Circ_TNFRSF21 and ROCK2 were upregulated in cSCC tissue, while miR‐3619‐5p was downregulated. Circ_TNFRSF21 negatively regulated the expression of miR‐3619‐5p, while miR‐3619‐5p negatively regulated the expression of ROCK2. miR‐3619‐5p suppressed tube formation by inhibiting ROCK signaling. M2 macrophages facilitated tube formation via the circ_TNFRSF21/miR‐3619‐5p/ROCK2 axis. Our present study revealed that circ_TNFRSF21 was elevated in M2 macrophages and mediated M2 macrophage‐induced tube formation in vitro.
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spelling doaj.art-fb4101fa7c7446319963e4f952cdf1da2022-12-22T04:01:19ZengWileyKaohsiung Journal of Medical Sciences1607-551X2410-86502022-08-0138876177110.1002/kjm2.12555M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axisJun Ma0Lei Huang1Yan‐Bin Gao2Min‐Xiong Li3Liang‐Long Chen4Lei Yang5Department of Burns, Nanfang Hospital Southern Medical University Guangzhou Guangdong Province ChinaDepartment of Burns, Nanfang Hospital Southern Medical University Guangzhou Guangdong Province ChinaDepartment of Burns, Nanfang Hospital Southern Medical University Guangzhou Guangdong Province ChinaDepartment of Burns, Nanfang Hospital Southern Medical University Guangzhou Guangdong Province ChinaDepartment of Burns, Nanfang Hospital Southern Medical University Guangzhou Guangdong Province ChinaDepartment of Burns, Nanfang Hospital Southern Medical University Guangzhou Guangdong Province ChinaAbstract In recent years, the role of circular RNA in cancer cells has been studied broadly; however, the functional significance of circular RNA in the regulation of the tumor microenvironment (TME) is not fully understood. In this study, we aimed to reveal the role of circ_TNFRSF21 in M2 macrophage‐induced cutaneous squamous cell carcinoma (cSCC) angiogenesis. Quantitative polymerase chain reaction and Western blotting were performed to determine the levels of the indicated genes. Direct binding between circ_TNFRSF21 and miR‐3619‐5p, miR‐3619‐5p, and ROCK2 was verified by dual‐luciferase activity. The migration and invasion of human umbilical vein endothelial cells were evaluated by wound healing and transwell assays. Tube formation was performed to detect in vitro angiogenesis. Circ_TNFRSF21 and ROCK2 were upregulated in cSCC tissue, while miR‐3619‐5p was downregulated. Circ_TNFRSF21 negatively regulated the expression of miR‐3619‐5p, while miR‐3619‐5p negatively regulated the expression of ROCK2. miR‐3619‐5p suppressed tube formation by inhibiting ROCK signaling. M2 macrophages facilitated tube formation via the circ_TNFRSF21/miR‐3619‐5p/ROCK2 axis. Our present study revealed that circ_TNFRSF21 was elevated in M2 macrophages and mediated M2 macrophage‐induced tube formation in vitro.https://doi.org/10.1002/kjm2.12555angiogenesiscirc_TNFRSF21miR‐3619‐5pROCK2tumor‐associated macrophages
spellingShingle Jun Ma
Lei Huang
Yan‐Bin Gao
Min‐Xiong Li
Liang‐Long Chen
Lei Yang
M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis
Kaohsiung Journal of Medical Sciences
angiogenesis
circ_TNFRSF21
miR‐3619‐5p
ROCK2
tumor‐associated macrophages
title M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis
title_full M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis
title_fullStr M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis
title_full_unstemmed M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis
title_short M2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ_TNFRSF21/miR‐3619‐5p/ROCK axis
title_sort m2 macrophage facilitated angiogenesis in cutaneous squamous cell carcinoma via circ tnfrsf21 mir 3619 5p rock axis
topic angiogenesis
circ_TNFRSF21
miR‐3619‐5p
ROCK2
tumor‐associated macrophages
url https://doi.org/10.1002/kjm2.12555
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