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Updated: Jun 19, 2025

Polymalic Acid-based Nano Biopolymers for Targeting of Multiple Tumor Markers: An Opportunity for Personalized Medicine?
Published on: June 13, 2014
Biochemical hallmarks-targeting antineoplastic nanotherapeutics
Jing Han1, He Dong1, Tianyi Zhu1
1Department of Orthopedics, Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai Bone Tumor Institution, 100 Haining Street, Shanghai, 200080, PR China.
Abstract:
Tumor microenvironments (TMEs) have received increasing attention in recent years as they play pivotal roles in tumorigenesis, progression, metastases, and resistance to the traditional modalities of cancer therapy like chemotherapy. With the rapid development of nanotechnology, effective antineoplastic nanotherapeutics targeting the aberrant hallmarks of TMEs have been proposed. The appropriate design and fabrication endow nanomedicines with the abilities for active targeting, TMEs-responsiveness, and optimization of physicochemical properties of tumors, thereby overcoming transport barriers and significantly improving antineoplastic therapeutic benefits. This review begins with the origins and characteristics of TMEs and discusses the latest strategies for modulating the TMEs by focusing on the regulation of biochemical microenvironments, such as tumor acidosis, hypoxia, and dysregulated metabolism. Finally, this review summarizes the challenges in the development of smart anti-cancer nanotherapeutics for TME modulation and examines the promising strategies for combination therapies with traditional treatments for further clinical translation.
Insights
Tumor microenvironments (TMEs) are crucial in cancer development and treatment resistance. Nanotechnology offers novel nanotherapeutics to target TMEs, improving cancer therapy efficacy and overcoming resistance.
Area of Science:
- Oncology
- Nanotechnology
- Biomedical Engineering
Background:
- Tumor microenvironments (TMEs) significantly influence cancer progression, metastasis, and therapeutic resistance.
- Nanotechnology advancements enable the development of nanomedicines targeting TME-specific characteristics.
- Aberrant TME hallmarks include acidosis, hypoxia, and dysregulated metabolism, presenting therapeutic challenges.
Purpose of the Study:
- To review the role of TMEs in cancer.
- To discuss nanotechnology-based strategies for TME modulation.
- To explore challenges and future directions for nanotherapeutics in TME modulation.
Main Methods:
- Literature review of TME characteristics and nanotherapeutic strategies.
- Analysis of TME-responsive nanomedicine design and fabrication.
- Discussion of biochemical TME modulation (acidosis, hypoxia, metabolism).
Main Results:
- Nanotherapeutics can be designed for active targeting and TME-responsiveness.
- Nanomedicines can overcome biological barriers and enhance therapeutic outcomes.
- Modulating biochemical TME factors offers promising anti-cancer strategies.
Conclusions:
- Smart anti-cancer nanotherapeutics hold potential for TME modulation.
- Combination therapies involving nanotherapeutics and traditional treatments are key for clinical translation.
- Further research is needed to address challenges in nanotherapeutic development for TME targeting.
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