Nature killer cell for solid tumors: Current obstacles and prospective remedies in NK cell therapy and beyond

Area of Science:

• Immunology
• Oncology
• Cell Therapy

Background:

• Cell therapy, particularly immunotherapy, is a key strategy for managing tumors.
• Natural Killer (NK) cell therapy has shown success in hematological malignancies.
• Significant challenges remain in applying NK cell therapy to solid tumors.

Purpose of the Study:

• To review the discovery and biological properties of NK cells.
• To examine the role of NK cells in the tumor microenvironment.
• To explore therapeutic strategies, clinical trials, and future prospects of NK cell therapy for solid tumors.

Main Methods:

• Literature review of NK cell biology and applications.
• Analysis of current therapeutic strategies and clinical trial data.
• Discussion of gene editing and cell engineering advancements.

Main Results:

• NK cells possess unique cytotoxic properties relevant to tumor surveillance.
• The tumor microenvironment often inhibits NK cell function.
• Engineered NK cells demonstrate enhanced anti-tumor activity in preclinical models.

Conclusions:

• NK cell therapy holds significant potential for treating solid tumors.
• Overcoming challenges in the tumor microenvironment is crucial for therapeutic success.
• Ongoing advancements in NK cell engineering are paving the way for future clinical applications.