What is CD45? CD45, also known as leukocyte common antigen (LCA), is a protein that is expressed on the surface of all hematopoietic cells and their progenitors, with the exception of erythrocytes (red blood cells) and platelets. Hematopoietic cells include cells of the immune system, such as B cells, T cells, natural killer (NK) cells, …
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What are B cells? B cells (also called B lymphocytes) are a type of white blood cell and a part of the immune system. These cells come from hematopoietic stem cells found in the bone marrow. These cells are called stem cells because they give rise to all the cells in the blood and immune …
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What is inflammation? Inflammation is the natural response of the body’s immune system to injury, infection, or stress. It is a complex process that involves the release of chemicals from immune cells, blood vessels, and other tissues that help to fight off harmful substances and repair damaged tissues. What causes inflammation? Inflammation is caused by …
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