Fig. 2From: Biomarkers and cell-based models to predict the outcome of neoadjuvant therapy for rectal cancer patientsAdvantages and disadvantages of formalin-fixed paraffin-embedded material, patient-derived xenografts and patient-derived organoids. These modalities differ in several aspects, including types of analysis that can be run, experimental conditions, and storage. FFPE: formalin-fixed paraffin-embeddedBack to article page