Proerythroblast
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A proerythroblast is a precursor cell to the normoblast, as the earliest of four stages in its development.
Proerythroblast
Nucleated red blood cell
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A nucleated red blood cell, also known by several other names, is a red blood cell that contains a cell nucleus. Almost all vertebrate organisms have hemoglobin-containing cells in their blood, and wi
Proerythroblast
…A proerythroblast (or rubriblast, or pronormoblast) is a precursor cell to the normoblast (nucleated red blood cell), as the earliest of four stages in its development. In histology, it is very difficult to distinguish it from the other…
A human peripheral blood smear; NRBCs are visible as larger cells with dark centers.
Normocyte, Giemsa stain
Megaloblasts of various stages of maturation in bone marrow smears. May-Grunwald staining (x400)
Blood cell lineage