Cited by 51Nanoparticle-Based Drug DeliveryRNA Interference and Gene DeliveryNanoplatforms for cancer theranostics

The Significance of Transferrin Receptors in Oncology: the Development of Functional Nano-based Drug Delivery Systems

Tortorella, Stephanie, Karagiannis, Tom·2014·Current Drug Delivery

Abstract

Anticancer therapeutic research aims to improve clinical management of the disease through the development of strategies that involve currently-relevant treatment options and targeted delivery. Tumour-specific and -targeted delivery of compounds to the site of malignancy allows for enhanced cellular uptake, increased therapeutic benefit with high intratumoural drug concentrations, and decreased systemic exposure. Due to the upregulation of transferrin receptor expression in a wide variety of cancers, its function and its highly efficient recycling pathway, strategies involving the selective targeting of the receptor are well documented. Direct conjugation and immunotoxin studies using the transferrin peptide or anti-transferrin receptor antibodies as the targeting moiety have established the capacity to enhance cellular uptake, cross the blood brain barrier, limit systemic toxicity and reverse multi-drug resistance. Limitations in direct conjugation, including the difficulty in linking an adequate amount of therapeutic compound to the ligand or antibody have identified the requirement to develop novel delivery methods. The application of nanoparticulate theory in the development of functional drug delivery systems has proven to be most promising, with the ability to selectively modify size-dependent properties and surface chemistry. The transferrin modification on a range of nanoparticle formulations enhances selective cellular uptake through transferrin-mediated processes, and increases therapeutic benefit through the ability to encapsulate high concentrations of relevant drug to the tumour site. Although ineffective in crossing the blood brain barrier in its free form, chemotherapeutic compounds including doxorubicin, may be loaded into transferrin-conjugated nanocarriers and impart cytotoxic effects in glioma cells in vitro and in vivo. Additionally, transferrin-targeted nanoparticles may be used in selective diagnostic applications with enhanced selectivity and sensitivity. Four transferrin-modified nano-based drug delivery systems are currently in early phases of human clinical trials. Despite the collective promise, inconsistencies in some studies have exposed some limitations in current formulations and the difficulty in translating preliminary studies into clinically-relevant therapeutic options. The main objective of this review is to investigate the development of transferrin targeted nano-based drug delivery systems in order to establish the use of transferrin as a cancer-targeted moiety, and to ultimately evaluate the progression of cancer therapeutic strategies for future research.

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Crossref · 10.2174/1567201810666140106115436

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  • Tf-modified drug delivery systems can achieve selective cellular uptake, cross the blood-brain barrier, limit systemic toxicity, and reverse multidrug resistance.

    “Current drug delivery systems based on Tf modification can achieve selective cellular uptake, cross the blood-brain barrier, limit systemic toxicity, and reverse multidrug resistance.268”

    From Smart nanoparticles for cancer therapy (2023) · cites this paper as [268]

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Authors
Tortorella, S., & Karagiannis, T.
Affiliations
Baker Heart and Diabetes Institute (AU)
Venue
Current Drug Delivery
Published
2014-01-15
Volume
11
Issue
4
Pages
427-443
ISSN
1567-2018 (ISSN-L)
OpenAlex
W2315387567
Cited by
51
References
0
Citations by year
2026: 2 · 2025: 5 · 2024: 1 · 2023: 4 · 2022: 4 · 2021: 2 · 2020: 5 · 2019: 4 · 2018: 6 · 2017: 6 · 2016: 5 · 2015: 4 · 2014: 3
FWCI
2.27
Type
journal article
Language
en
Open access
closed
Locations
  • Current Drug Delivery (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Physical Sciences › Materials Science › Biomaterials › Nanoparticle-Based Drug Delivery
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Molecular Biology › RNA Interference and Gene Delivery
  • Physical Sciences › Engineering › Biomedical Engineering › Nanoplatforms for cancer theranostics
Keywords
transferrin receptor, nanoparticle drug delivery, targeted cancer therapy, blood-brain barrier penetration, glioma, doxorubicin, multidrug resistance, tumor targeting, nanoparticle surface modification, cancer theranostics
MeSH terms
Animals, Antineoplastic Agents, Drug Compounding, Humans, Neoplasm Proteins, Neoplasms, Receptors, Transferrin, Transferrin, Drug Delivery Systems, Nanostructures

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