Nanotechnology in Cutaneous Oncology: The Role of Liposomes in Targeted Melanoma Therapy

TL;DR

Liposomes, a type of nanotechnology, show promise in delivering melanoma treatments more effectively and safely by targeting cancer cells.

Contribution

The paper highlights liposomes as a novel drug delivery system for melanoma with improved tumor selectivity and reduced toxicity.

Findings

Liposomes can carry both hydrophilic and hydrophobic drugs and are well tolerated.

Modifying liposome surfaces with targeting ligands increases selectivity for melanoma cells.

Liposomal formulations can combine multiple therapeutic agents in one delivery system.

Abstract

Melanoma is an aggressive skin cancer that continues to present major therapeutic difficulties. Although targeted drugs and immune checkpoint inhibitors have improved outcomes, resistance and treatment-related toxicity limit long-term benefit. In recent years, nanotechnology has been explored as a way to improve how drugs are delivered and to achieve greater tumor selectivity. Among available nanocarriers, liposomes have attracted particular interest. Built from lipid bilayers, they can carry both hydrophilic and hydrophobic molecules, and they are generally well tolerated. Importantly, their surface can be modified with polymers or targeting ligands to direct the carrier more selectively to melanoma cells. Experimental models show that liposomal drug formulations can increase concentrations in tumor tissue while limiting distribution to healthy organs. They have also been used successfully to combine different types of agents, chemotherapies, immunomodulators, and nucleic acids, within a single delivery system. These findings suggest genuine potential to address several of the shortcomings of conventional treatments. Although translation to the clinic is slowed by challenges such as formulation stability and large-scale production, liposomes represent an important step toward safer and more effective melanoma therapy within the broader field of oncologic nanotechnology.

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