Kim, Y. B., Kim, N., Hong, H., Kim, J. (2026). Abstract 5622 Three-dimensional Spheroid-induced Hypoxic Microenvironment Promotes Epithelial–Mesenchymal Transition and Exosome Secretion in Canine Mammary Cancer. Journal of Biological Chemistry. https://doi.org/10.1016/j.jbc.2026.111680