Lymph node stromal cell
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Lymph node stromal cells are essential to the structure and function of the lymph node whose functions include: creating an internal tissue scaffold for the support of hematopoietic cells; the release
Diagram of a lymph node.
Histological section of a normal lymph node
Lymphocyte surrounded by red blood cells.
Bone marrow
Videos
Bone marrow is a semi-solid tissue found within the spongy portions of bones. In birds and mammals, bone marrow is the primary site of new blood cell production. It is composed of hematopoietic cells,
A section of bone marrow tissue (Prussian blue-stained)
Bone marrow aspirate showing normal "trilineage hematopoiesis": myelomonocytic cells (an eosinophil myelocyte marked), erythroid cells (an orthochromatic erythroblast marked), and megakaryocytic cells
Hematopoietic precursor cells: promyelocyte in the center, two metamyelocytes next to it and band cells from a bone marrow aspirate
A Wright's-stained bone marrow aspirate smear from a patient with leukemia