Figure 1 Development of Immune System Cells

r successful and efficient protection of the host. The final step in a normal immune response is the return to a state of homeostasis once a threat has been eliminated or controlled. This occurs through passive mechanisms related

ulocyte/monocyte progenitors, or megakaryocyte/erythrocyte progenitor lineages. Platelets and red blood cells are the products of megakaryocyt

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