Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer

Autophagy and ferroptosis have been major foci of biomedical research in recent years. Elucidation of their intrinsic molecular relationships is important for cancer prevention and treatment. Metformin can directly inhibit tumorigenesis, although the mechanism responsible for this is not fully under...

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Main Authors: Jida Chen, Chuan Qin, Yulu Zhou, Yongxia Chen, Misha Mao, Jingjing Yang
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:FEBS Open Bio
Subjects:
Online Access:https://doi.org/10.1002/2211-5463.13314
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author Jida Chen
Chuan Qin
Yulu Zhou
Yongxia Chen
Misha Mao
Jingjing Yang
author_facet Jida Chen
Chuan Qin
Yulu Zhou
Yongxia Chen
Misha Mao
Jingjing Yang
author_sort Jida Chen
collection DOAJ
description Autophagy and ferroptosis have been major foci of biomedical research in recent years. Elucidation of their intrinsic molecular relationships is important for cancer prevention and treatment. Metformin can directly inhibit tumorigenesis, although the mechanism responsible for this is not fully understood. Here, we demonstrate that metformin and lncRNA‐H19 can regulate both autophagy and ferroptosis. Autophagy inducers and H19 can reverse the production of lipid reactive oxygen species and the inhibition of autophagy induced by metformin. The present study suggests that metformin may induce ferroptosis by inhibiting autophagy via H19, and this discovery may facilitate the development of novel therapies for the treatment of breast cancer.
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spelling doaj.art-8b543ad35e084e1596b62db5c2b504eb2022-12-22T04:04:08ZengWileyFEBS Open Bio2211-54632022-01-0112114615310.1002/2211-5463.13314Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancerJida Chen0Chuan Qin1Yulu Zhou2Yongxia Chen3Misha Mao4Jingjing Yang5Biomedical Research Center and Key Laboratory of Biotherapy of Zhejiang Province Hangzhou ChinaBiomedical Research Center and Key Laboratory of Biotherapy of Zhejiang Province Hangzhou ChinaBiomedical Research Center and Key Laboratory of Biotherapy of Zhejiang Province Hangzhou ChinaBiomedical Research Center and Key Laboratory of Biotherapy of Zhejiang Province Hangzhou ChinaBiomedical Research Center and Key Laboratory of Biotherapy of Zhejiang Province Hangzhou ChinaBiomedical Research Center and Key Laboratory of Biotherapy of Zhejiang Province Hangzhou ChinaAutophagy and ferroptosis have been major foci of biomedical research in recent years. Elucidation of their intrinsic molecular relationships is important for cancer prevention and treatment. Metformin can directly inhibit tumorigenesis, although the mechanism responsible for this is not fully understood. Here, we demonstrate that metformin and lncRNA‐H19 can regulate both autophagy and ferroptosis. Autophagy inducers and H19 can reverse the production of lipid reactive oxygen species and the inhibition of autophagy induced by metformin. The present study suggests that metformin may induce ferroptosis by inhibiting autophagy via H19, and this discovery may facilitate the development of novel therapies for the treatment of breast cancer.https://doi.org/10.1002/2211-5463.13314autophagybreast cancerferroptosisH19metformin
spellingShingle Jida Chen
Chuan Qin
Yulu Zhou
Yongxia Chen
Misha Mao
Jingjing Yang
Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer
FEBS Open Bio
autophagy
breast cancer
ferroptosis
H19
metformin
title Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer
title_full Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer
title_fullStr Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer
title_full_unstemmed Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer
title_short Metformin may induce ferroptosis by inhibiting autophagy via lncRNA H19 in breast cancer
title_sort metformin may induce ferroptosis by inhibiting autophagy via lncrna h19 in breast cancer
topic autophagy
breast cancer
ferroptosis
H19
metformin
url https://doi.org/10.1002/2211-5463.13314
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AT yuluzhou metforminmayinduceferroptosisbyinhibitingautophagyvialncrnah19inbreastcancer
AT yongxiachen metforminmayinduceferroptosisbyinhibitingautophagyvialncrnah19inbreastcancer
AT mishamao metforminmayinduceferroptosisbyinhibitingautophagyvialncrnah19inbreastcancer
AT jingjingyang metforminmayinduceferroptosisbyinhibitingautophagyvialncrnah19inbreastcancer