pronormoblast

pronormoblast
The earliest of four stages in development of the normoblast. SEE ALSO: erythroblast. SYN: proerythroblast, rubriblast.

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pro·nor·mo·blast (')prō-'nȯr-mə-.blast n a cell recognized in some theories of erythropoiesis that arises from a myeloblast and gives rise to normoblasts and is approximately equivalent to the erythroblast of other theories called also macronormoblast, rubriblast

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pro·nor·mo·blast (pro-norґmo-blast) a term now often considered a synonym of proerythroblast; sometimes more specifically one in a course of normal erythrocyte maturation, as opposed to a promegaloblast.

Medical dictionary. 2011.

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  • pronormoblast — pro·normoblast …   English syllables

  • pronormoblast — (ˈ)prō+ noun Etymology: International Scientific Vocabulary pro (I) + normoblast; probably originally formed in German : a cell recognized in some theories of erythropoiesis that arises from a myeloblast and gives rise to normoblasts and is… …   Useful english dictionary

  • lymphoid hemoblast of Pappenheim — pronormoblast …   Medical dictionary

  • Proerythroblast — A proerythroblast (or rubriblast, or pronormoblast) is the earliest of four stages in development of the normoblast.In histology, it is very difficult to distinguish it from the other blast cells (lymphoblast, myeloblast, monoblast, and… …   Wikipedia

  • Erythropoiesis — is the process by which red blood cells (erythrocytes) are produced. In human adults, this usually occurs within the bone marrow. In the early fetus, erythropoiesis takes place in the mesodermal cells of the yolk sac. By the third or fourth month …   Wikipedia

  • proerythroblast — SYN: pronormoblast. * * * pro·eryth·ro·blast ( )prō i rith rə .blast n a hemocytoblast that gives rise to erythroblasts pro·eryth·ro·blas·tic i .rith rə blas tik adj * * * n. the earliest recognizable precursor of the red blood cell (erythrocyte) …   Medical dictionary

  • rubriblast — SYN: pronormoblast. [L. ruber, red, + G. blastos, germ] pernicious anemia type r. SYN: promegaloblast. See erythroblast. * * * ru·bri·blast rü bri .blast n PRONORMOBLAST …   Medical dictionary

  • Normoblast — An erythroblast is a type of red blood cell which still retains a cell nucleus. It is the immediate precursor of a normal erythrocyte. Contents 1 Nomenclature 2 Development 3 Additional images 4 …   Wikipedia

  • proerythroblast — noun The earliest stage in the development of a normoblast Syn: pronormoblast …   Wiktionary

  • hemoblast — SYN: hemocytoblast. lymphoid h. of Pappenheim obsolete term for pronormoblast. SEE ALSO: erythroblast. * * * he·mo·blast or chiefly Brit hae·mo·blast hē mə .blast n HEMATOBLAST * * * he·mo· …   Medical dictionary

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