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Lecture4 - Stem Cells Lisheng WANG Department of...

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Lisheng WANG Department of Biochemistry, Microbiology and Immunology, Faculty of Medicine Stem Cells
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Lecture 4. Adult Stem Cells - Hematopoietic Stem Cells HSC - hematopoiesis Hematopoietic system Hierarchy of hematopoietic cells Embryonic hematopoiesis
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Hematopoiesis From Greek, hemato meaning blood and poiesis meaning make Hematopoiesis: Adult hematopoiesis Embryonic hematopoiesis What is hematopoiesis
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Hematopoietic system (mammalian) comprises cells and molecules generated in the adult bone marrow (BM) The cells of the hematopoietic system are divided into: myeloid (meaning derived from bone marrow) elements Red blood cells (erythrocytes) White blood cells (leukocytes) Platelets (megakaryocytes) lymphoid elements generated in the BM, spleen, thymus and lymph nodes: B and T cells (lymphocytes) Plasma cells Hematopoietic system myeloid and lymphoid elements
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