👉 Hematoblasts are a type of cancer that arises from a type of stem cell called hematopoietic stem cells. These cells can differentiate into various types of blood cells, including red blood cells (erythrocytes), white blood cells (lymphocytes), and platelets. Hematoblasts are usually found in bone marrow, the tissue in which these blood cells are produced. Hematoblasts arise from the hematopoietic stem cell line called the my