Image of the Month: Mouse breast tumor cells

Mouse mammary carcinoma 4T1 cells in pseudo-colored scanning electron micrographs.

These mouse breast tumor cells (shown in these pseudo-colored scanning electron micrograph, are used to create immunocompetent models of breast cancer with high rates of metastasis or spread. This is a laboratory models used to test new immune therapies against the disease and to study the role of the immune system in tumor progression. Scanning electron micrography photo by Dr. Rita Serda.