fig1

Figure 1. The image visually represents breast cancer classification based on molecular biology. It highlights different molecular subtypes of breast cancer, such as HER2-positive and hormone receptor-positive tumors. The bottom bar showcases various diagnostic tools, including traditional tissue biopsies, immunohistochemistry, liquid biopsy techniques like ctDNA and CTC analysis, and RNA-based screening methods. The image emphasizes the role of molecular profiling in guiding personalized treatment strategies for breast cancer patients. Image created with Biorender.com.