Circulating blood biomarkers are promising non-invasive real-time surrogates for tumour tissue-based biomarkers, and in breast cancer they have been used as tools for diagnosis, prognostication, prediction, monitoring of therapeutic response, and resistance. This Review outlines the techniques, challenges and possibilities of this promising area.
- Leticia De Mattos-Arruda
- Javier Cortes
- Joan Seoane
