This research article from Nature Cancer investigates the specific role of neutrophils in the progression of breast cancer through advanced genetic sequencing techniques. By studying both healthy and cancerous mammary glands, the researchers discovered that neutrophils re-emerge during late-stage carcinoma to physically interact with tumor cells. These interactions create a specialized signaling niche where tumor-activated macrophages recruit neutrophils to promote cell proliferation, invasion, and angiogenesis. The study identifies a distinct molecular signature in these interacting cells that correlates with significantly lower survival rates in human patients. Ultimately, these findings offer a new perspective on the tumor microenvironment and highlight potential biomarkers and therapeutic targets for treating aggressive breast cancer.

References:

• Camargo S, Moskowitz O, Giladi A, et al. Neutrophils physically interact with tumor cells to form a signaling niche promoting breast cancer aggressiveness[J]. Nature Cancer, 2025, 6(3): 540-558.