| Registro completo |
| Provedor de dados: |
International Journal of Morphology
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| País: |
Chile
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| Título: |
Epiblast Embryo Stem Cells Give Origin to Adult Pluripotent Cell Populations: Primordial Germ Cell, Pericytic and Haematopoyetic Stem Cells. A Review
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| Autores: |
Montiel-Eulefi,E
Sánchez,R
Rojas,M
Bustos-Obregón,E
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| Data: |
2009-12-01
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| Ano: |
2009
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| Palavras-chave: |
Stem cell origin
Primordial gem cell
Perycitic stem cell
Haemangioblast
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| Resumo: |
Adult stem cells are great promise to the future of regenerative therapy, and understanding of its embryonic origin permit the discrimination of stem cell sources. Embryonic stem cells derived from inner cell mass of blastocyst originate the primordial germ cells, and pericyte stem cell associated to vessels endothelium in yolk sac. Currently, it is being proposed that embryonic primordial germ cell could originate hematopoietic stem cells based on the detection of germ cell markers (SSEA-1/TEC-1, Oct-4 and Nanog) in stem cell harvested from fetal liver and bone marrow. However, different experimental evidence points at two separate differentiation routes toward primordial germ cells, and hematopoietic stem cell with the same embryonic origin. The expression of undifferentiated stem cell markers in umbilical cord and placental vessels, such CD34, CXCR4, c-kit and OCT4 demonstrates the intimate relation between pericyte stem cells, endothelium, haematopoiesis, and primordial germ cells, which all originate from embryonic stem cell from the inner cell mass epiblast.
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| Tipo: |
Journal article
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| Idioma: |
Inglês
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| Identificador: |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-95022009000400056
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| Editor: |
Sociedad Chilena de Anatomía
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| Formato: |
text/html
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| Fonte: |
International Journal of Morphology v.27 n.4 2009
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