Ann Arbor [Michigan], June 29 (ANI): Numerous cell types, including both malignant and benign cells, make up tumours. One distinctive feature of the condition that makes therapy exceedingly challenging is the particular intricacy of the cells found inside brain tumours. Despite the fact that there are many different types of cells in a brain tumour, scientists have long assumed that these cells are static, immobile, and largely fixed, according to a new study.