Chemo-resistant cancers may be getting help from a shady source: bacteria. The good news is that an antibiotic cocktail can eliminate this resistance, and put tumors back in the crosshair. Bacteria (green) co-cultured with cancer cells (orange-red). Image credits Geller et al., 2017. A team of researchers, led by Dr. Ravid Straussman from the Weizmann Institute…