Synergistic action of benzyl isothiocyanate and sorafenib in a nanoparticle delivery system for enhanced triple-negative breast cancer treatment

Wang, Qi, Cheng, Nan, Wang, Wei and Bao, Yongping ORCID: https://orcid.org/0000-0002-6425-0370 (2024) Synergistic action of benzyl isothiocyanate and sorafenib in a nanoparticle delivery system for enhanced triple-negative breast cancer treatment. Cancers, 16 (9). ISSN 2072-6694

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Abstract

Triple-negative breast cancer (TNBC) presents a therapeutic challenge due to its complex pathology and limited treatment options. Addressing this challenge, our study focuses on the effectiveness of combination therapy, which has recently become a critical strategy in cancer treatment, improving therapeutic outcomes and combating drug resistance and metastasis. We explored a novel combination therapy employing Benzyl isothiocyanate (BITC) and Sorafenib (SOR) and their nanoformulation, aiming to enhance therapeutic outcomes against TNBC. Through a series of in vitro assays, we assessed the cytotoxic effects of BITC and SOR, both free and encapsulated. The BITC–SOR-loaded nanoparticles (NPs) were synthesized using an amphiphilic copolymer, which demonstrated a uniform spherical morphology and favorable size distribution. The encapsulation efficiencies, as well as the sustained release profiles at varied pH levels, were quantified, revealing distinct kinetics that were well-modeled by the Korsmeyer–Peppas equation. The NP delivery system showed a marked dose-dependent cytotoxicity towards TNBC cells, with an IC50 of 7.8 μM for MDA-MB-231 cells, indicating improved efficacy over free drugs, while exhibiting minimal toxicity toward normal breast cells. Furthermore, the NPs significantly inhibited cell migration and invasion in TNBC models, surpassing the effects of free drugs. These findings underscore the potential of BITC–SOR-NPs as a promising therapeutic approach for TNBC, offering targeted delivery while minimizing systemic toxicity.

Item Type: Article
Additional Information: Funding information: This research was funded by the Cancer Prevention Research Trust UK.
Uncontrolled Keywords: benzyl isothiocyanate,breast cancer,nanoencapsulation,sorafenib,oncology,cancer research,sdg 3 - good health and well-being ,/dk/atira/pure/subjectarea/asjc/2700/2730
Faculty \ School: Faculty of Medicine and Health Sciences > Norwich Medical School
UEA Research Groups: Faculty of Medicine and Health Sciences > Research Centres > Metabolic Health
Faculty of Medicine and Health Sciences > Research Groups > Cancer Studies
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Depositing User: LivePure Connector
Date Deposited: 30 Apr 2024 08:30
Last Modified: 28 May 2024 09:30
URI: https://ueaeprints.uea.ac.uk/id/eprint/95044
DOI: 10.3390/cancers16091695

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