“A team of Mayo Clinic researchers has identified evidence of bacteria in sterilely-obtained breast tissue and found differences between women with and without breast cancer.”
Tina J. Hieken, Jun Chen, Tanya L. Hoskin, Marina Walther-Antonio, Stephen Johnson, Sheri Ramaker, Jian Xiao, Derek C. Radisky, Keith L. Knutson, Krishna R. Kalari, Janet Z. Yao, Larry M. Baddour, Nicholas Chia, Amy C. Degnim. The Microbiome of Aseptically Collected Human Breast Tissue in Benign and Malignant Disease. Scientific Reports, 2016; 6: 30751 DOI: 10.1038/srep30751