A newly discovered memory in our bones: Blood stem cells boost immunity by keeping a record of previous infections.
Stem cells contained within the human body can differentiate into many different types of cells, in some cases regenerating or repairing tissue. Hematopoietic stem cells (HSCs), commonly known as blood stem cells, are found in the bone marrow where they produce platelets, red blood cells, and white blood cells which are also known as the cells of the immune system.
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