Smart drug delivery systems for precise cancer therapy

Area of Science:

• Biomedical Engineering
• Nanotechnology
• Oncology

Background:

• Nano-drug delivery systems are crucial for cancer treatment, focusing on bioavailability and pharmacokinetics.
• Challenges remain in balancing anticancer efficacy with reduced normal tissue toxicity.
• Smart stimuli-responsive strategies offer enhanced tumor specificity and controlled spatiotemporal release.

Purpose of the Study:

• To review current progress in smart drug delivery systems for cancer treatment.
• To introduce representative endogenous and exogenous stimuli-responsive systems.
• To provide references for researchers in drug delivery, biomaterials, and nanotechnology.

Main Methods:

• Literature review of smart drug delivery strategies.
• Analysis of stimuli-responsive mechanisms (endogenous and exogenous).
• Discussion of nanotechnology, material sciences, and biomedical sciences advancements.

Main Results:

• Smart delivery systems demonstrate potential for improved tumor targeting and controlled drug release.
• Diverse modern drug delivery systems exhibit smart characteristics, versatility, and modification possibilities.
• Progress in nanotechnology and material sciences facilitates advanced drug delivery.

Conclusions:

• Stimuli-responsive nano-drug delivery systems represent a promising frontier in oncology.
• These systems offer a pathway to overcome limitations of conventional nano-drug delivery.
• Further research in this interdisciplinary field is essential for clinical translation.