'Smartening' anticancer therapeutic nanosystems using biomolecules.

Area of Science:

• Nanotechnology
• Biomedical Engineering
• Oncology

Background:

• Conventional anticancer agents often lack selectivity, leading to off-target toxicity.
• Effective cancer therapy requires selective induction of cancer cell death.
• Drug delivery systems offer a potential solution to enhance chemotherapeutic selectivity.

Purpose of the Study:

• To review recent advancements in developing smart anticancer therapeutic nanosystems.
• To explore the use of biomolecules in enhancing nanoparticle functionality for cancer treatment.
• To address the physiological barriers that hinder effective nanoparticle drug delivery.

Main Methods:

• Review of recent scientific literature on nanoparticle-based drug delivery systems.
• Analysis of strategies employing biomolecules to functionalize nanoparticles.
• Examination of methods to overcome physiological barriers for targeted cancer therapy.

Main Results:

• Biomolecule-functionalized nanoparticles demonstrate potential in evading immune surveillance.
• These nanosystems show promise for selective attachment to target cancer cells.
• Strategies exist for nanoparticles to penetrate cells, escape endosomes, and release drugs controllably.

Conclusions:

• Transforming bare nanoparticles into smart anticancer therapeutic nanosystems is achievable.
• Biomolecular engineering of nanoparticles is crucial for overcoming drug delivery challenges.
• Advanced nanomedicines hold significant potential for improving selective cancer cell killing.