Folate-targeted polymersomes loaded with both paclitaxel and doxorubicin for the combination chemotherapy of hepatocellular carcinoma

[Display omitted] Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In this study, folate (FA) receptor-targeted polymersomes with apparent bila...

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Veröffentlicht in:Acta biomaterialia 2017-08, Vol.58, p.399-412
Hauptverfasser: Zhu, Dunwan, Wu, Shengjie, Hu, Chunyan, Chen, Zhuo, Wang, Hai, Fan, Fan, Qin, Yu, Wang, Chun, Sun, Hongfan, Leng, Xigang, Kong, Deling, Zhang, Linhua
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container_title Acta biomaterialia
container_volume 58
creator Zhu, Dunwan
Wu, Shengjie
Hu, Chunyan
Chen, Zhuo
Wang, Hai
Fan, Fan
Qin, Yu
Wang, Chun
Sun, Hongfan
Leng, Xigang
Kong, Deling
Zhang, Linhua
description [Display omitted] Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In this study, folate (FA) receptor-targeted polymersomes with apparent bilayered lamellar structure were successfully developed to co-encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (PTX and DOX) in a single vesicle for enhancing the combination chemotherapeutic effect. Hydrophobic PTX was loaded into the thick hydrophobic lamellar membrane by the self-assembly of triblock copolymer PCL8000-PEG8000-PCL8000, while hydrophilic DOX was encapsulated into the hydrophilic reservoir using a trans-membrane ammonium sulfate gradient method. In vitro release study indicated that the drugs were released from the polymersomes in a controlled and sustained manner. Cellular uptake study indicated that FA-targeted Co-PS had higher internalization efficiency in FA receptor-overexpressing BEL-7404 cells than non-targeted Co-PS. In vitro cytotoxicity assay demonstrated that FA-targeted Co-PS exhibited less cytotoxic effect than free drug cocktail, but suppressed the growth of tumor cells more efficiently than non-targeted Co-PS. Ex vivo imaging biodistribution studies revealed that FA-targeted Co-PS led to highly efficient targeting and accumulation in the BEL-7404 xenograft tumor. Furthermore, the in vivo antitumor study showed that the combination chemotherapy of polymersomes to BEL-7404 tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy. Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In our study, novel folate-targeted co-delivery polymersomes (Co-PS) were successfully developed to encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (paclitaxel and doxorubicin) into the different compartments of the vesicle. In vivo studies revealed that the combination chemotherapy of polymersomes to BEL-7404 xenograft tumor v
doi_str_mv 10.1016/j.actbio.2017.06.017
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In this study, folate (FA) receptor-targeted polymersomes with apparent bilayered lamellar structure were successfully developed to co-encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (PTX and DOX) in a single vesicle for enhancing the combination chemotherapeutic effect. Hydrophobic PTX was loaded into the thick hydrophobic lamellar membrane by the self-assembly of triblock copolymer PCL8000-PEG8000-PCL8000, while hydrophilic DOX was encapsulated into the hydrophilic reservoir using a trans-membrane ammonium sulfate gradient method. In vitro release study indicated that the drugs were released from the polymersomes in a controlled and sustained manner. Cellular uptake study indicated that FA-targeted Co-PS had higher internalization efficiency in FA receptor-overexpressing BEL-7404 cells than non-targeted Co-PS. In vitro cytotoxicity assay demonstrated that FA-targeted Co-PS exhibited less cytotoxic effect than free drug cocktail, but suppressed the growth of tumor cells more efficiently than non-targeted Co-PS. Ex vivo imaging biodistribution studies revealed that FA-targeted Co-PS led to highly efficient targeting and accumulation in the BEL-7404 xenograft tumor. Furthermore, the in vivo antitumor study showed that the combination chemotherapy of polymersomes to BEL-7404 tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy. Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In our study, novel folate-targeted co-delivery polymersomes (Co-PS) were successfully developed to encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (paclitaxel and doxorubicin) into the different compartments of the vesicle. In vivo studies revealed that the combination chemotherapy of polymersomes to BEL-7404 xenograft tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy.</description><identifier>ISSN: 1742-7061</identifier><identifier>EISSN: 1878-7568</identifier><identifier>DOI: 10.1016/j.actbio.2017.06.017</identifier><identifier>PMID: 28627436</identifier><language>eng</language><publisher>England: Elsevier Ltd</publisher><subject>Ammonium ; Ammonium sulfate ; Animals ; Biocompatibility ; Block copolymers ; Cancer ; Carcinoma, Hepatocellular - drug therapy ; Carcinoma, Hepatocellular - metabolism ; Carcinoma, Hepatocellular - pathology ; Cell Line, Tumor ; Chemotherapy ; Co-delivery ; Combination chemotherapy ; Compartments ; Copolymers ; Cytotoxicity ; Doxorubicin ; Doxorubicin - chemistry ; Doxorubicin - pharmacokinetics ; Doxorubicin - pharmacology ; Drug development ; Drugs ; Encapsulation ; Folate-receptor targeted ; Folic acid ; Folic Acid - chemistry ; Folic Acid - pharmacokinetics ; Folic Acid - pharmacology ; Group dynamics ; Growth inhibition ; Hepatocellular carcinoma ; Humans ; Hydrophilic surfaces ; Hydrophobic surfaces ; Hydrophobicity ; In vitro methods and tests ; In vivo methods and tests ; Inhibition ; Injection ; Internalization ; Intravenous administration ; Lamellar structure ; Liver Neoplasms - drug therapy ; Liver Neoplasms - metabolism ; Liver Neoplasms - pathology ; Mice, Inbred BALB C ; Mice, Nude ; Paclitaxel ; Paclitaxel - chemistry ; Paclitaxel - pharmacokinetics ; Paclitaxel - pharmacology ; Pharmacokinetics ; Pharmacology ; Polymersomes ; Self-assembly ; Sulfates ; Toxicity ; Tumor cells ; Tumors ; Xenograft Model Antitumor Assays ; Xenografts</subject><ispartof>Acta biomaterialia, 2017-08, Vol.58, p.399-412</ispartof><rights>2017 Acta Materialia Inc.</rights><rights>Copyright © 2017 Acta Materialia Inc. All rights reserved.</rights><rights>Copyright Elsevier BV Aug 2017</rights><lds50>peer_reviewed</lds50><woscitedreferencessubscribed>false</woscitedreferencessubscribed><citedby>FETCH-LOGICAL-c390t-367b87f635b8aeabb5c00d30bcf492520cd7ffffb12176d0fb4edfe5cc8315023</citedby><cites>FETCH-LOGICAL-c390t-367b87f635b8aeabb5c00d30bcf492520cd7ffffb12176d0fb4edfe5cc8315023</cites></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://dx.doi.org/10.1016/j.actbio.2017.06.017$$EHTML$$P50$$Gelsevier$$H</linktohtml><link.rule.ids>314,780,784,3541,27915,27916,45986</link.rule.ids><backlink>$$Uhttps://www.ncbi.nlm.nih.gov/pubmed/28627436$$D View this record in MEDLINE/PubMed$$Hfree_for_read</backlink></links><search><creatorcontrib>Zhu, Dunwan</creatorcontrib><creatorcontrib>Wu, Shengjie</creatorcontrib><creatorcontrib>Hu, Chunyan</creatorcontrib><creatorcontrib>Chen, Zhuo</creatorcontrib><creatorcontrib>Wang, Hai</creatorcontrib><creatorcontrib>Fan, Fan</creatorcontrib><creatorcontrib>Qin, Yu</creatorcontrib><creatorcontrib>Wang, Chun</creatorcontrib><creatorcontrib>Sun, Hongfan</creatorcontrib><creatorcontrib>Leng, Xigang</creatorcontrib><creatorcontrib>Kong, Deling</creatorcontrib><creatorcontrib>Zhang, Linhua</creatorcontrib><title>Folate-targeted polymersomes loaded with both paclitaxel and doxorubicin for the combination chemotherapy of hepatocellular carcinoma</title><title>Acta biomaterialia</title><addtitle>Acta Biomater</addtitle><description>[Display omitted] Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In this study, folate (FA) receptor-targeted polymersomes with apparent bilayered lamellar structure were successfully developed to co-encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (PTX and DOX) in a single vesicle for enhancing the combination chemotherapeutic effect. Hydrophobic PTX was loaded into the thick hydrophobic lamellar membrane by the self-assembly of triblock copolymer PCL8000-PEG8000-PCL8000, while hydrophilic DOX was encapsulated into the hydrophilic reservoir using a trans-membrane ammonium sulfate gradient method. In vitro release study indicated that the drugs were released from the polymersomes in a controlled and sustained manner. Cellular uptake study indicated that FA-targeted Co-PS had higher internalization efficiency in FA receptor-overexpressing BEL-7404 cells than non-targeted Co-PS. In vitro cytotoxicity assay demonstrated that FA-targeted Co-PS exhibited less cytotoxic effect than free drug cocktail, but suppressed the growth of tumor cells more efficiently than non-targeted Co-PS. Ex vivo imaging biodistribution studies revealed that FA-targeted Co-PS led to highly efficient targeting and accumulation in the BEL-7404 xenograft tumor. Furthermore, the in vivo antitumor study showed that the combination chemotherapy of polymersomes to BEL-7404 tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy. Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In our study, novel folate-targeted co-delivery polymersomes (Co-PS) were successfully developed to encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (paclitaxel and doxorubicin) into the different compartments of the vesicle. In vivo studies revealed that the combination chemotherapy of polymersomes to BEL-7404 xenograft tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy.</description><subject>Ammonium</subject><subject>Ammonium sulfate</subject><subject>Animals</subject><subject>Biocompatibility</subject><subject>Block copolymers</subject><subject>Cancer</subject><subject>Carcinoma, Hepatocellular - drug therapy</subject><subject>Carcinoma, Hepatocellular - metabolism</subject><subject>Carcinoma, Hepatocellular - pathology</subject><subject>Cell Line, Tumor</subject><subject>Chemotherapy</subject><subject>Co-delivery</subject><subject>Combination chemotherapy</subject><subject>Compartments</subject><subject>Copolymers</subject><subject>Cytotoxicity</subject><subject>Doxorubicin</subject><subject>Doxorubicin - chemistry</subject><subject>Doxorubicin - pharmacokinetics</subject><subject>Doxorubicin - pharmacology</subject><subject>Drug development</subject><subject>Drugs</subject><subject>Encapsulation</subject><subject>Folate-receptor targeted</subject><subject>Folic acid</subject><subject>Folic Acid - chemistry</subject><subject>Folic Acid - pharmacokinetics</subject><subject>Folic Acid - pharmacology</subject><subject>Group dynamics</subject><subject>Growth inhibition</subject><subject>Hepatocellular carcinoma</subject><subject>Humans</subject><subject>Hydrophilic surfaces</subject><subject>Hydrophobic surfaces</subject><subject>Hydrophobicity</subject><subject>In vitro methods and tests</subject><subject>In vivo methods and tests</subject><subject>Inhibition</subject><subject>Injection</subject><subject>Internalization</subject><subject>Intravenous administration</subject><subject>Lamellar structure</subject><subject>Liver Neoplasms - drug therapy</subject><subject>Liver Neoplasms - metabolism</subject><subject>Liver Neoplasms - pathology</subject><subject>Mice, Inbred BALB C</subject><subject>Mice, Nude</subject><subject>Paclitaxel</subject><subject>Paclitaxel - chemistry</subject><subject>Paclitaxel - pharmacokinetics</subject><subject>Paclitaxel - pharmacology</subject><subject>Pharmacokinetics</subject><subject>Pharmacology</subject><subject>Polymersomes</subject><subject>Self-assembly</subject><subject>Sulfates</subject><subject>Toxicity</subject><subject>Tumor cells</subject><subject>Tumors</subject><subject>Xenograft Model Antitumor Assays</subject><subject>Xenografts</subject><issn>1742-7061</issn><issn>1878-7568</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2017</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><recordid>eNp9kc2KFDEUhQtRnHH0DUQCbtxUmaSqkvRGkMFRYcCNrkN-buw0VXXLJOVMP4DvbZoeXbgwi5wQvnNyyWmal4x2jDLx9tAZV2zEjlMmOyq6Ko-aS6akauUo1ON6lgNvJRXsonmW84HSXjGunjYXXAkuh15cNr9ucDIF2mLSdyjgyYrTcYaUcYZMJjS-3t3FsicW67YaN8Vi7mEiZvHE4z2mzUYXFxIwkbIH4nC2cTEl4kLcHuZqg2TWI8FA9rCagg6maZtMIs6k6sTZPG-eBDNlePGgV823mw9frz-1t18-fr5-f9u6fkdL2wtplQyiH60yYKwdHaW-p9aFYcdHTp2XoS7LOJPC02AH8AFG51TPRsr7q-bNOXdN-GODXPQc82kcswBuWbMdY5zumJQVff0PesAtLXW6Sg3DKLhgp8DhTLmEOScIek1xNumoGdWnmvRBn2vSp5o0FbpKtb16CN_sDP6v6U8vFXh3BqD-xs8ISWcXYXHgYwJXtMf4_xd-AwvrqQ0</recordid><startdate>201708</startdate><enddate>201708</enddate><creator>Zhu, Dunwan</creator><creator>Wu, Shengjie</creator><creator>Hu, Chunyan</creator><creator>Chen, Zhuo</creator><creator>Wang, Hai</creator><creator>Fan, Fan</creator><creator>Qin, Yu</creator><creator>Wang, Chun</creator><creator>Sun, Hongfan</creator><creator>Leng, Xigang</creator><creator>Kong, Deling</creator><creator>Zhang, Linhua</creator><general>Elsevier Ltd</general><general>Elsevier BV</general><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7QF</scope><scope>7QO</scope><scope>7QQ</scope><scope>7SC</scope><scope>7SE</scope><scope>7SP</scope><scope>7SR</scope><scope>7T7</scope><scope>7TA</scope><scope>7TB</scope><scope>7U5</scope><scope>8BQ</scope><scope>8FD</scope><scope>C1K</scope><scope>F28</scope><scope>FR3</scope><scope>H8D</scope><scope>H8G</scope><scope>JG9</scope><scope>JQ2</scope><scope>KR7</scope><scope>L7M</scope><scope>L~C</scope><scope>L~D</scope><scope>P64</scope><scope>7X8</scope></search><sort><creationdate>201708</creationdate><title>Folate-targeted polymersomes loaded with both paclitaxel and doxorubicin for the combination chemotherapy of hepatocellular carcinoma</title><author>Zhu, Dunwan ; 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In this study, folate (FA) receptor-targeted polymersomes with apparent bilayered lamellar structure were successfully developed to co-encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (PTX and DOX) in a single vesicle for enhancing the combination chemotherapeutic effect. Hydrophobic PTX was loaded into the thick hydrophobic lamellar membrane by the self-assembly of triblock copolymer PCL8000-PEG8000-PCL8000, while hydrophilic DOX was encapsulated into the hydrophilic reservoir using a trans-membrane ammonium sulfate gradient method. In vitro release study indicated that the drugs were released from the polymersomes in a controlled and sustained manner. Cellular uptake study indicated that FA-targeted Co-PS had higher internalization efficiency in FA receptor-overexpressing BEL-7404 cells than non-targeted Co-PS. In vitro cytotoxicity assay demonstrated that FA-targeted Co-PS exhibited less cytotoxic effect than free drug cocktail, but suppressed the growth of tumor cells more efficiently than non-targeted Co-PS. Ex vivo imaging biodistribution studies revealed that FA-targeted Co-PS led to highly efficient targeting and accumulation in the BEL-7404 xenograft tumor. Furthermore, the in vivo antitumor study showed that the combination chemotherapy of polymersomes to BEL-7404 tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy. Combination chemotherapy is a promising method of improving cancer treatment, but the distinct pharmacokinetics of combined drugs and non-specific drug distribution slow down the development in the clinic. In our study, novel folate-targeted co-delivery polymersomes (Co-PS) were successfully developed to encapsulate a hydrophobic-hydrophilic chemotherapeutic drug pair (paclitaxel and doxorubicin) into the different compartments of the vesicle. In vivo studies revealed that the combination chemotherapy of polymersomes to BEL-7404 xenograft tumor via intravenous injection was superior to free drug cocktail treatment, and the FA-targeted Co-PS exhibited significantly higher tumor growth inhibition than non-targeted Co-PS group. Therefore, the newly developed FA-targeted co-delivery polymersomes hold great promise for simultaneous delivery of multiple chemotherapeutics and would have great potential in tumor-targeting and combination chemotherapy.</abstract><cop>England</cop><pub>Elsevier Ltd</pub><pmid>28627436</pmid><doi>10.1016/j.actbio.2017.06.017</doi><tpages>14</tpages></addata></record>
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1878-7568
language eng
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source Elsevier ScienceDirect Journals Complete - AutoHoldings; MEDLINE
subjects Ammonium
Ammonium sulfate
Animals
Biocompatibility
Block copolymers
Cancer
Carcinoma, Hepatocellular - drug therapy
Carcinoma, Hepatocellular - metabolism
Carcinoma, Hepatocellular - pathology
Cell Line, Tumor
Chemotherapy
Co-delivery
Combination chemotherapy
Compartments
Copolymers
Cytotoxicity
Doxorubicin
Doxorubicin - chemistry
Doxorubicin - pharmacokinetics
Doxorubicin - pharmacology
Drug development
Drugs
Encapsulation
Folate-receptor targeted
Folic acid
Folic Acid - chemistry
Folic Acid - pharmacokinetics
Folic Acid - pharmacology
Group dynamics
Growth inhibition
Hepatocellular carcinoma
Humans
Hydrophilic surfaces
Hydrophobic surfaces
Hydrophobicity
In vitro methods and tests
In vivo methods and tests
Inhibition
Injection
Internalization
Intravenous administration
Lamellar structure
Liver Neoplasms - drug therapy
Liver Neoplasms - metabolism
Liver Neoplasms - pathology
Mice, Inbred BALB C
Mice, Nude
Paclitaxel
Paclitaxel - chemistry
Paclitaxel - pharmacokinetics
Paclitaxel - pharmacology
Pharmacokinetics
Pharmacology
Polymersomes
Self-assembly
Sulfates
Toxicity
Tumor cells
Tumors
Xenograft Model Antitumor Assays
Xenografts
title Folate-targeted polymersomes loaded with both paclitaxel and doxorubicin for the combination chemotherapy of hepatocellular carcinoma
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