Sleeper cells in cancerous tumors can be destroyed if they possess specific defects

[News]

In many metastasized types of cancer, disseminated tumors grow back despite successful chemotherapy. As a research team under the direction of the University of Bern, Switzerland, has now discovered, this is because of isolated cancer cells that survive the chemotherapy due to a phase of dormancy.

More... (https://www.news-medical.net/news/20171027/Sleeper-cells-in-cancerous-tumors-can-be-destroyed-if-they-possess-specific-defects.aspx)