Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy

AbstractMitoxantrone (MX) can induce the immunogenic-cell death (ICD) of tumor cells and activate anti-tumor immune responses. However, it can also cause high expression of indole amine 2, 3-dioxygenase (IDO) during ICD, leading to T-cell apoptosis and a weakened immune response. An IDO inhibitor, 1...

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Main Authors: Ru Wang, Nuannuan Li, Tianyu Zhang, Yiying Sun, Xiaoyan He, Xiaoyan Lu, Liuxiang Chu, Kaoxiang Sun
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:Drug Delivery
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/10717544.2023.2182254
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author Ru Wang
Nuannuan Li
Tianyu Zhang
Yiying Sun
Xiaoyan He
Xiaoyan Lu
Liuxiang Chu
Kaoxiang Sun
author_facet Ru Wang
Nuannuan Li
Tianyu Zhang
Yiying Sun
Xiaoyan He
Xiaoyan Lu
Liuxiang Chu
Kaoxiang Sun
author_sort Ru Wang
collection DOAJ
description AbstractMitoxantrone (MX) can induce the immunogenic-cell death (ICD) of tumor cells and activate anti-tumor immune responses. However, it can also cause high expression of indole amine 2, 3-dioxygenase (IDO) during ICD, leading to T-cell apoptosis and a weakened immune response. An IDO inhibitor, 1-methyl tryptophan (1-MT), can inhibit the activity of IDO caused by MX, resulting in enhanced chemo-immunotherapy. Here, MX-1-MT was connected by ester bond which could be broken in an acidic tumor microenvironment. MX-1-MT was combined with polyethylene glycol (PEG) via a disulfide bond which could be reduced by glutathione overexpressed in tumors, thereby accelerating drug release at target sites. Folic acid-modified distearoyl phosphoethanolamine-polyethylene glycol (DSPE-PEG-FA) was introduced to form targeting micelles. The micelles were of uniform particle size, high stability, and high responsiveness. They could be taken-up by drug-resistant MCF-7/ADR cells, displayed high targeting ability, and induced enhanced cytotoxicity and ICD. Due to 1-MT addition, micelles could inhibit IDO. In vivo studies demonstrated that micelles could accumulate in the tumor tissues of nude mice, resulting in an enhanced antitumor effect and few side-effects.
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spelling doaj.art-2fb7697ded2b4d45b98cd7482ceb1b6d2024-03-15T14:22:17ZengTaylor & Francis GroupDrug Delivery1071-75441521-04642023-12-0130110.1080/10717544.2023.2182254Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapyRu Wang0Nuannuan Li1Tianyu Zhang2Yiying Sun3Xiaoyan He4Xiaoyan Lu5Liuxiang Chu6Kaoxiang Sun7Key Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaKey Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaKey Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaYantai Saipute Analyzing Service Co. Ltd, Yantai, Shandong Province, ChinaKey Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaKey Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaKey Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaKey Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), School of Pharmacy, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Ministry of Education, Yantai University, Yantai, Shandong Province, ChinaAbstractMitoxantrone (MX) can induce the immunogenic-cell death (ICD) of tumor cells and activate anti-tumor immune responses. However, it can also cause high expression of indole amine 2, 3-dioxygenase (IDO) during ICD, leading to T-cell apoptosis and a weakened immune response. An IDO inhibitor, 1-methyl tryptophan (1-MT), can inhibit the activity of IDO caused by MX, resulting in enhanced chemo-immunotherapy. Here, MX-1-MT was connected by ester bond which could be broken in an acidic tumor microenvironment. MX-1-MT was combined with polyethylene glycol (PEG) via a disulfide bond which could be reduced by glutathione overexpressed in tumors, thereby accelerating drug release at target sites. Folic acid-modified distearoyl phosphoethanolamine-polyethylene glycol (DSPE-PEG-FA) was introduced to form targeting micelles. The micelles were of uniform particle size, high stability, and high responsiveness. They could be taken-up by drug-resistant MCF-7/ADR cells, displayed high targeting ability, and induced enhanced cytotoxicity and ICD. Due to 1-MT addition, micelles could inhibit IDO. In vivo studies demonstrated that micelles could accumulate in the tumor tissues of nude mice, resulting in an enhanced antitumor effect and few side-effects.https://www.tandfonline.com/doi/10.1080/10717544.2023.2182254Mitoxantronechemo-immunotherapydisulfide bondactive targetingmicellesmultidrug resistance
spellingShingle Ru Wang
Nuannuan Li
Tianyu Zhang
Yiying Sun
Xiaoyan He
Xiaoyan Lu
Liuxiang Chu
Kaoxiang Sun
Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy
Drug Delivery
Mitoxantrone
chemo-immunotherapy
disulfide bond
active targeting
micelles
multidrug resistance
title Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy
title_full Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy
title_fullStr Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy
title_full_unstemmed Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy
title_short Tumor microenvironment-responsive micelles assembled from a prodrug of mitoxantrone and 1-methyl tryptophan for enhanced chemo-immunotherapy
title_sort tumor microenvironment responsive micelles assembled from a prodrug of mitoxantrone and 1 methyl tryptophan for enhanced chemo immunotherapy
topic Mitoxantrone
chemo-immunotherapy
disulfide bond
active targeting
micelles
multidrug resistance
url https://www.tandfonline.com/doi/10.1080/10717544.2023.2182254
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