Cited by 253Nanoparticle-Based Drug DeliveryNanoplatforms for cancer theranosticsDendrimers and Hyperbranched Polymers

Enzyme-Responsive Nanoparticles for Anti-tumor Drug Delivery

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Li, Mengqian, Zhao, Guangkuo, Su, Wei-Ke, Shuai, Qi·2020·Frontiers in Chemistry

Abstract

The past few decades have seen great progress in the exploration of nanoparticles (NPs) as novel tools for cancer treatments and diagnosis. Practical and reliable application of nanoparticle-based technology in clinical transformation remains nevertheless an ongoing challenge. The design, preparation, and evaluation of various smart NPs with specific physicochemical responses in tumor-related physiological conditions have been of great interests in both academic and clinical research. Of particular, smart enzyme-responsive nanoparticles can predictively and selectively react with specific enzymes expressed in tumor tissues, leading to targeted delivery of anti-tumor drugs, reduced systemic toxicity, and improved therapeutic effect. In addition, NPs interact with internal enzymes usually under mild conditions (low temperature, aqueous media, neutral or close to neutral pH) with high efficiency. In this review, recent advances in the past 5 years in enzyme-responsive nanoparticles for anti-tumor drug delivery are summarized and discussed. The following contents are divided based on the different action sites of enzymes toward NPs, notably hydrophobic core, cleavable/uncleavable linker, hydrophilic crown, and targeting ligand. Enzyme-engaged destruction of any component of these delicate nanoparticle structures could result in either targeting drug delivery or controlled drug release.

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Crossref · 10.3389/fchem.2020.00647

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  • Smart nanoparticles can modify their form, structure, solubility, surface charge, self-association, or dissociation behaviors in response to internal and external stimuli, which can increase endosomal escape, promote cellular uptake, or cause payload release.

    “Smart nanoparticles can modify their form, structure, solubility, surface charge, self-association, or dissociation behaviors in response to internal and external stimuli (Fig. 3), which can increase endosomal escape, promote cellular uptake, or cause payload release.133”

    From Smart nanoparticles for cancer therapy (2023) · cites this paper as [133]

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Authors
Li, M., Zhao, G., Su, W.-K., & Shuai, Q.
Affiliations
Zhejiang University of Technology (CN)
Corresponding author
Shuai, Qi
Venue
Frontiers in Chemistry
Published
2020-07-30
Volume
8
Pages
647-647
ISSN
2296-2646 (ISSN-L)
OpenAlex
W3046481824
Cited by
253
References
80
Citations by year
2026: 57 · 2025: 80 · 2024: 36 · 2023: 34 · 2022: 30 · 2021: 13 · 2020: 3
FWCI
1.34
Type
journal article
Language
en
Open access
Locations
  • Frontiers in Chemistry (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • DOAJ (DOAJ: Directory of Open Access Journals) (submittedVersion, cc-by-sa)
Funders
National Natural Science Foundation of China
Topics
  • Physical Sciences › Materials Science › Biomaterials › Nanoparticle-Based Drug Delivery
  • Physical Sciences › Engineering › Biomedical Engineering › Nanoplatforms for cancer theranostics
  • Physical Sciences › Materials Science › Polymers and Plastics › Dendrimers and Hyperbranched Polymers
Keywords
enzyme-responsive nanoparticles, smart nanoparticles, anticancer drug delivery, targeted drug delivery, controlled drug release, cleavable linkers, hydrophobic core, targeting ligands, cancer therapeutics

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