PROERYTHROBLAST Meaning and
Definition
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A proerythroblast is a type of immature cell found in the bone marrow that plays a crucial role in the synthesis of red blood cells, also known as erythropoiesis. It is the earliest recognizable stage in the development of erythrocytes or red blood cells.
Proerythroblasts are large cells with a relatively large nucleus compared to other cell components. They occur after the commitment of hematopoietic stem cells to the erythroid lineage. These precursor cells divide actively and undergo a series of progressive changes that eventually lead to the production of functional red blood cells.
During this process, proerythroblasts give rise to basophilic erythroblasts, which then differentiate into polychromatophilic erythroblasts, orthochromatic erythroblasts, and finally, reticulocytes before transforming into mature red blood cells. The differentiation process involves changes in cell size, hemoglobin concentration, and nuclear structure.
Proerythroblasts are characterized by the presence of ribosomes in their cytoplasm, which are involved in the synthesis of proteins necessary for erythropoiesis. They also possess a prominent Golgi apparatus that assists in protein modification and maturation.
In summary, a proerythroblast is an early precursor cell in the production of red blood cells, undergoing a series of transformations to give rise to mature erythrocytes. These cells are responsible for the synthesis of hemoglobin, the oxygen-carrying protein that is essential for proper oxygenation of tissues throughout the body.
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Erythrogonium, hematoblast.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for PROERYTHROBLAST
- oroerythroblast
- lroerythroblast
- -roerythroblast
- 0roerythroblast
- peoerythroblast
- pdoerythroblast
- pfoerythroblast
- ptoerythroblast
- p5oerythroblast
- p4oerythroblast
- prierythroblast
- prkerythroblast
- prlerythroblast
- prperythroblast
- pr0erythroblast
- pr9erythroblast
- prowrythroblast
- prosrythroblast
- prodrythroblast
- prorrythroblast
Etymology of PROERYTHROBLAST
The word "Proerythroblast" is derived from two components: "pro-" and "erythroblast".
The prefix "pro-" is derived from the Greek word "pro", which means before or precursor. It is often used in medical and scientific terms to indicate an early or immature stage of a cell or tissue.
The term "erythroblast" is also derived from Greek. It comes from the Greek words "erythros", meaning red, and "blastos", meaning a germ or bud. In this case, "erythroblast" refers to an immature precursor cell or a blast cell in the development of red blood cells (erythrocytes).
Therefore, the word "Proerythroblast" combines these two components to describe an early stage or precursor cell in the development of red blood cells.
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