The phrase "immunosuppressive properties" refers to the ability of a substance or treatment to weaken or suppress the immune system's natural response. Full definition
Immunosuppressive properties of mesenchymal stromal cell cultures derived from the limbus of human and rabbit corneas. (additivebiomanufacturing.org)
Yet it turns out miraculously to have potent immunosuppressive properties that allow doctors to successfully perform a liver transplant in a young girl. (blogs.scientificamerican.com)
Regulatory T cells (Tregs) are a unique subset of CD4 + T cells with immunosuppressive properties. (rndsystems.com)