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Potential effect of platelet rich fibrin prepared under differen centrifugation protocols on stem cells from the apical papila / O potencial efeito da fibrina rica em plaquetas preparada sob diferentes protocolos de centrifugação nas células tronco da papila apical
Shalaby, Lina Samir; Shawkat, Sahar; Fathy, Iman.
  • Shalaby, Lina Samir; Newgiza University. School of Dentistry. Oral Biology Department. Giza. EG
  • Shawkat, Sahar; Cairo University. Faculty of Dentistry. Oral Biology Department. Cairo. EG
  • Fathy, Iman; Ain Shams University. Faculty of Dentistry. Oral Biology Department. Cairo. EG
Braz. dent. sci ; 26(4): 1-14, 2023. ilus, tab
Article Dans Anglais | LILACS, BBO | ID: biblio-1523835
RESUMO

Objetivo:

Este estudo objetivou avaliar o potencial proliferativo e de diferenciação das células tronco da papila cultivadas conjuntamente com fibrina rica em plaquetas (PRF) preparados sob dois protocolos de centrifugação distintos. Material e

Métodos:

Protocolos padrão e avançado de PRF foram utilizados. As células foram divididas em 4 grupos controle negativo, controle positivo, padrão (L-PRF) e avançado (A-PRF). A contagem de células e ensaio de viabilidade foram realizados para verificar a capacidade proliferativa. Coloração vermelho de alizarina S, atividade de fosfatase alcalina e imunofluorescência para o receptor ativador do fator nuclear kappa-B (RANKL) foram utilizados para avaliar o potencial osteogênico e de diferenciação celular.

Resultados:

Ambos os tipos de PRF aumentaram o número de células, viabilidade celular sem toxicidade o que refletiu no aumento da proliferação e diferenciação de acordo com os testes realizados.

Conclusão:

O grupo A-PRF aumentou significativamente a proliferação e diferenciação comparado com o grupo L-PRF.(AU)
ABSTRACT

Objectives:

The present work was designed to evaluate the proliferation and differentiation potential of stem cells from the apical papilla (SCAP) seeded along with platelet rich fibrin (PRF) scaffolds prepared under two different centrifugation protocols. Materials and

Methods:

Standard and advanced PRF protocols were used. Cells were divided into 4 groups negative control, positive control, standard (L-PRF) and advanced (A-PRF) groups. Cell count and cell viability assays were carried out to assess the proliferation capacity. Alizarin red S (ARS) stain, Alkaline phosphatase (ALP) activity and Receptor activator of nuclear factor-kappa B ligand (RANKL) immunofluorescence staining were used to evaluate the osteogenic potential in the differentiated cells.

Results:

Both types of platelet rich fibrin increased the cell count, cell viability with no cytotoxicity that was reflected on increased proliferation and differentiation in terms of the performed tests.

Conclusion:

A-PRF group showed significant increase in proliferation and differentiation potentials compared to L-PRF group
Sujets)


Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: Cellules souches / Centrifugation / Phosphatase alcaline / Fibrine riche en plaquettes langue: Anglais Texte intégral: Braz. dent. sci Thème du journal: Dentisterie / Sa£de Bucal Année: 2023 Type: Article Pays d'affiliation: Égypte Institution/Pays d'affiliation: Ain Shams University/EG / Cairo University/EG / Newgiza University/EG

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Texte intégral: Disponible Indice: LILAS (Amériques) Sujet Principal: Cellules souches / Centrifugation / Phosphatase alcaline / Fibrine riche en plaquettes langue: Anglais Texte intégral: Braz. dent. sci Thème du journal: Dentisterie / Sa£de Bucal Année: 2023 Type: Article Pays d'affiliation: Égypte Institution/Pays d'affiliation: Ain Shams University/EG / Cairo University/EG / Newgiza University/EG