A Patient Derived Xenograft (PDX) model is an animal model established by directly implanting fresh tumor tissue fragments or single cells from a human patient's tumor into immune-deficient mice. This allows the implanted human tumors to continue growing and spreading in the mice, thereby recapitulating human cancers. PDX models maintain the essential characteristics and heterogeneity... https://medium.com/@rokadevaishnavi51/patient-derived-xenograft-model-a-valuable-preclinical-cancer-research-tool-in-market-a8fd27f7536b