Stromal reprogramming in solid tumors by nanoparticles: A review

The field of tumor stromal reprogramming utilizing nanoparticles is rapidly advancing and shows immense potential in cancer treatment. The stroma has a critical position in tumor expansion and therapy resistance, with tumor stromal cells being vital components. Nanoparticles have materialized as a powerful tool for precisely delivering various products, drugs, and gene therapies to these cells, enabling precise modulation of this environment. In this comprehensive review, we will explore the current understanding of nanoparticle applications in tumor stromal reprogramming. We will delve into the diverse range of nanoparticles developed, consisting of both organic and inorganic nanoparticles. Additionally, we will examine the various strategies employed to target tumor stromal cells, encompassing passive and active targeting methods. Furthermore, we will evaluate preclinical and clinical studies utilizing nanoparticle-based therapies for tumor stromal reprogramming, highlighting their potential as a novel approach to cancer treatment. This review seeks to provide an encyclopedic outline of the present landscape of nanoparticle-based approaches for tumor stromal reprogramming and identify future research directions in this exciting field.