Universidad Carlos III de Madrid Jun 19 2025 Altum Sequencing, a start-up supported by the C3N-IA Science Park at Universidad Carlos III de Madrid (UC3M) and specialized in oncology, has developed a tool to monitor treatment response in patients with solid tumors from a simple blood sample. This advance could represent a turning point in post-treatment follow-up. The study detailing the effectiveness of this system, recently published in the journal Breast Cancer Research, explains that