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Updated: Aug 29, 2025

Polymalic Acid-based Nano Biopolymers for Targeting of Multiple Tumor Markers: An Opportunity for Personalized Medicine?
Published on: June 13, 2014
Polyester nanomedicines targeting inflammatory signaling pathways for cancer therapy
Sabya Sachi Das1, Sandeep Kumar Singh2, P R P Verma2
1Department of Pharmaceutical Sciences and Technology, Birla Institute of Technology - Mesra, Ranchi 835215, Jharkhand, India; School of Pharmaceutical and Population Health Informatics, DIT University, Dehradun 248009, Uttarakhand, India.
Abstract:
The growth of cancerous cells and their responses towards substantial therapeutics are primarily controlled by inflammations (acute and chronic) and inflammation-associated products, which either endorse or repress tumor progression. Additionally, major signaling pathways, including NF-κB, STAT3, inflammation-causing factors (cytokines, TNF-α, chemokines), and growth-regulating factors (VEGF, TGF-β), are vital regulators responsible for the instigation and resolution of inflammations. Moreover, the conventional chemotherapeutics have exhibited diverse limitations, including poor pharmacokinetics, unfavorable chemical properties, poor targetability to the disease-specific disease leading to toxicity; thus, their applications are restricted in inflammation-mediated cancer therapy. Furthermore, nanotechnology has demonstrated potential benefits over conventional chemotherapeutics, such as it protected the incorporated drug/bioactive moiety from enzymatic degradation within the systemic circulation, improving the physicochemical properties of poorly aqueous soluble chemotherapeutic agents, and enhancing their targetability in specified carcinogenic cells rather than accumulating in the healthy cells, leading reduced cytotoxicity. Among diverse nanomaterials, polyester-based nanoparticulate delivery systems have been extensively used to target various inflammation-mediated cancers. This review summarizes the therapeutic potentials of various polyester nanomaterials (PLGA, PCL, PLA, PHA, and others)-based delivery systems targeting multiple signaling pathways related to inflammation-mediated cancer.
Insights
Inflammation significantly impacts cancer growth and treatment. Polyester nanoparticles offer a promising nanotechnology approach to overcome conventional chemotherapy limitations for inflammation-mediated cancers.
Area of Science:
- Oncology
- Nanotechnology
- Biomedical Engineering
Background:
- Inflammation plays a dual role in cancer progression, influencing tumor growth and therapeutic responses.
- Key signaling pathways (NF-κB, STAT3) and factors (cytokines, VEGF, TGF-β) regulate inflammation in cancer.
- Conventional chemotherapeutics face limitations like poor targeting, pharmacokinetics, and toxicity in inflammation-mediated cancers.
Purpose of the Study:
- To review the therapeutic potential of polyester nanomaterials in targeting inflammation-mediated cancers.
- To highlight how nanotechnology overcomes conventional chemotherapy drawbacks.
- To discuss the role of polyester nanoparticles in modulating cancer-related inflammatory pathways.
Main Methods:
- Literature review focusing on polyester nanomaterials (PLGA, PCL, PLA, PHA) for cancer therapy.
- Analysis of studies investigating nanoparticle delivery systems for inflammation-mediated cancers.
- Examination of signaling pathways targeted by these nanocarriers.
Main Results:
- Polyester nanoparticles demonstrate improved drug delivery, stability, and targetability compared to conventional agents.
- These systems can protect drugs from degradation and enhance solubility.
- Nanoparticles reduce cytotoxicity by accumulating in cancer cells, sparing healthy tissues.
Conclusions:
- Polyester-based nanoparticulate systems show significant therapeutic promise for inflammation-mediated cancers.
- Nanotechnology offers a viable strategy to enhance the efficacy and safety of cancer therapeutics.
- Targeting inflammation-related signaling pathways with polyester nanoparticles is a key area for future cancer treatment development.
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