![Melanie Rutkowski, PhD, found that an unhealthy, inflamed gut promoted the spread of hormone receptor-positive breast cancer.](https://makingofmedicine.virginia.edu/wp-content/uploads/2019/06/Melanie_Rutkowski_Bench_WEB-351x244.jpg)
An Unhealthy Microbiome Promotes the Spread of Breast Cancer
Fascinating new research from our Melanie Rutkowski, PhD, suggests that an unhealthy gut microbiome promotes the spread of breast cancer.