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Related Concept Videos

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The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
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Related Experiment Video

Updated: Jan 13, 2026

Anticancer Efficacy of Photodynamic Therapy with Lung Cancer-Targeted Nanoparticles
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Copper-Based Targeted Nanocatalytic Therapeutics for Non-Small Cell Lung Cancer.

Yongfei Fan1,2, Jiao Chang3,2, Xichun Qin1

  • 1Department of Thoracic Surgery, Shanghai Pulmonary Hospital, School of Medicine, Tongji University, Shanghai, 200433, People's Republic of China.

Nano-Micro Letters
|January 11, 2026
PubMed
Summary
This summary is machine-generated.

New copper nanoparticles (Cu-DMSA-HA NPs) effectively target and destroy non-small cell lung cancer cells by generating reactive oxygen species (ROS). This nanocatalytic therapy shows promise for improved cancer treatment with reduced side effects.

Keywords:
Copper-based nanoparticlesLung cancer therapyNanocatalytic medicineReactive oxygen species

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Area of Science:

  • Biomedical Engineering
  • Nanotechnology
  • Oncology

Background:

  • Conventional non-small cell lung cancer (NSCLC) treatments have limitations including low remission rates, drug resistance, and severe side effects.
  • Reactive oxygen species (ROS) hold therapeutic potential for cancer treatment.
  • Nanocatalytic medicine uses nanomaterials to generate ROS specifically at tumor sites for targeted therapy.

Purpose of the Study:

  • To develop hyaluronic acid (HA)-modified copper-N,N-dimethyl-N-phenylsulfonylbisamine (DMSA)-assembled nanoparticles (Cu-DMSA-HA NPs) for targeted NSCLC treatment.
  • To investigate the ROS-generating capability and anti-cancer effects of Cu-DMSA-HA NPs.
  • To evaluate the potential of Cu-DMSA-HA NPs for clinical translation in nanocatalytic cancer therapy.

Main Methods:

  • Synthesis and characterization of HA-modified copper-DMSA nanoparticles (Cu-DMSA-HA NPs).
  • Evaluation of HA-mediated tumor targeting via CD44 receptor recognition.
  • In vitro and in vivo assessment of ROS generation, glutathione depletion, and anti-cancer effects (DNA replication inhibition, cell cycle arrest, ferroptosis induction).

Main Results:

  • Cu-DMSA-HA NPs demonstrated efficient ROS production via a Fenton-like reaction.
  • HA modification facilitated targeted delivery and enhanced nanoparticle uptake by cancer cells.
  • The NPs effectively inhibited NSCLC progression by inducing ferroptosis and downregulating glutathione peroxidase 4.
  • Both in vitro and in vivo studies confirmed the efficacy of the nanocatalytic strategy.

Conclusions:

  • Cu-DMSA-HA NPs exhibit robust catalytic activity and tumor specificity for NSCLC treatment.
  • This nanocatalytic approach effectively suppresses tumor progression through ROS generation and ferroptosis induction.
  • The developed NPs show significant potential for clinical translation in nanocatalytic cancer therapy.