Nanomaterials: A powerful tool for tumor immunotherapy.

Area of Science:

• Biomedical Engineering
• Immunology
• Materials Science

Background:

• Cancer remains a leading cause of death globally, driving the need for advanced treatments.
• Immunotherapy has shown promise but faces challenges like low response rates and adverse effects.
• Nanotechnology offers potential solutions to enhance cancer immunotherapy efficacy and safety.

Purpose of the Study:

• To review recent advancements in cancer immunotherapy utilizing nanotechnology.
• To explore various nanomaterial types and their mechanisms in activating anti-tumor immune responses.
• To discuss novel therapeutic strategies enabled by nanomaterials for diverse cancer treatments.

Main Methods:

• Review of current literature on nanomaterials in cancer immunotherapy.
• Discussion of specific nanomaterial classes: self-assembled, mesoporous, cell membrane modified, metallic, and hydrogels.
• Analysis of how nanomaterials enhance immune cell infiltration and antigen presentation.

Main Results:

• Nanomaterials can be engineered for targeted tumor killing and improved immune cell delivery.
• Nanotechnology-based strategies can reverse tumor immunosuppression and inhibit metastasis.
• Diverse nanomaterials demonstrate potential for novel and effective cancer immunotherapies.

Conclusions:

• Engineered nanomaterials represent a breakthrough in overcoming limitations of conventional cancer immunotherapy.
• Nanomaterials offer tunable properties to enhance immune activation, drug delivery, and combat tumor recurrence.
• This review highlights promising nanomaterial-based strategies for future cancer treatment.