Figure 1

Flowchart of xenograft samples, human tissue samples and experiments. The study includes 34 xenograft models (grey rectangles) and tissue samples from three patient cohorts (white rectangles). The experiments performed on the xenografts and human tissue samples are shown by dashed rectangles. ER, estrogen receptor; HER2; human epidermal growth factor receptor 2; ND, not determined; PgR, progesterone receptor.