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Genetic diversity in leukemia cells

Although tumours are typically thought of as a single entity, the cells that make up a tumour are genetically diverse. The traditional view of cancer progression — in which a tumour arises from a single cell after accumulated mutations — suggests that...

A revised map for blood development

Simple diagram that shows the development of different blood cells from  hematopoietic stem cell to mature cells. From Wikipedia. All blood cells arise from the common hematopoietic stem cell and are classified into two lineages: lymphoid cells (B-, T- and Natural...