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The effects of hydroxyapatite and platelet rich plasma on apexogenesis in monkeys

Uticaj hidroksiapatita i plazme bogate trombocitima na proces apeksogeneze kod majmuna

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2009
1474.pdf (138.9Kb)
Authors
Petrović, Vanja
Danilović, Vesna
Marković, Dejan
Čakić, Saša
Krstić, N.
Marković, Danica
Article (Published version)
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Abstract
There are very few data about the effects of endogenous growth factors in vital pulp therapy, and still they are often controversial. This study was undertaken with the aim to evaluate the effects of platelet rich plasma (PRP) in conjugation with hydroxyapatite (HAP), as pulp capping materials, on root and periodontium formation. Eight young monkeys (Cercopithecus Aethiops) with permanent dentition and incomplete root formation were involved in this study. After pulpotomy, the pulp lesion was capped with calcium hydroxide (control), HAP (experimental) or HAP in conjugation with PRP (experimental). Six moths later, the animals were sacrificed, the tissue was removed en block, and prepared for histological analysis in a routine way. The results of histological analysis revealed that the healing process, characterized by dentin bridge formation, maintained morphological and functional integrity of dental pulp and complete formation of dental root and surrounding periodontium. The inflamma...tory reaction was scored as mild to moderate, in almost all samples in all groups, suggesting the biocompatibility of the used materials. Materials used in this study are convenient as capping agents, contributing in maintaining the integrity of the pulp tissue and facilitating root and periodontium formation. According to histological data it could be suggested that hydroxyapatite in conjugation with endogenous growth factors, represent a superior alternative to other materials used in this study.

Podaci iz literature o primeni faktora rasta u vitalnoj terapiji pulpe su oskudni i često kontraverzni. Cilj našeg rada je bio da se ispita uticaj plazme bogate trombocitima u kombinaciji sa hidroksiapatitom, kao materijala za direktno prekrivanje pulpe, na završetak rasta korena i formiranje okolnog parodoncijuma. Istraživanje je sprovedeno na osam mladih majmuna (Cercopithecus aethiops), sa stalnom denticijom i nezavršenim rastom korena. Nakon pulpotomije, pulpna lezija je prekrivena kalcijum hidroksidom (kontolna grupa), hidroksiapatitom (eksperimentalna grupa I) ili hidroksiapatitom u kombinaciji sa plazmom bogatom trombocitima (eksperimentalna grupa II). Šest meseci kasnije životinje su žrtvovane, a uzeto tkivo pripremljeno je za histološku analizu. Rezultati histološke analize ukazali su da je zarastanje bilo karakterisano stvaranjem mineralizovanog dentinskog mostića, uz očuvanje morfološkog i funkcionalnog integriteta pulpe i završetak rasta korena i okolnog parodoncijuma u uzo...rcima svih ispitivanih grupa. Zapaljenska reakcija je gotovo u svim ispitivnim uzorcima bila ocenjena kao blaga ili umerena, što govori u prilog biokompatibilnosti primenjenih materijala. Na osnovu dobijenih rezultata može se reći da su svi primenjeni materijali pogodni za direktno prekrivanje pulpe, da doprinose očuvanju integriteta pulpe i ubrzavaju završetak rasta korena i formiranje apikalnog parodoncijuma, s tim što hidroksipatit u kombinaciji sa endogenim faktorima rasta predstavlja superiorniju alternativu u odnosu na druge materijale korišćene u ovoj studiji.

Keywords:
apexogenesis / histology / HAP / PRP
Source:
Acta veterinaria, 2009, 59, 2-3, 277-289
Publisher:
  • Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd

DOI: 10.2298/AVB0903277P

ISSN: 0567-8315

WoS: 000267652900017

Scopus: 2-s2.0-67650979637
[ Google Scholar ]
3
2
URI
https://smile.stomf.bg.ac.rs/handle/123456789/1479
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  • Radovi istraživača
Institution/Community
Stomatološki fakultet
TY  - JOUR
AU  - Petrović, Vanja
AU  - Danilović, Vesna
AU  - Marković, Dejan
AU  - Čakić, Saša
AU  - Krstić, N.
AU  - Marković, Danica
PY  - 2009
UR  - https://smile.stomf.bg.ac.rs/handle/123456789/1479
AB  - There are very few data about the effects of endogenous growth factors in vital pulp therapy, and still they are often controversial. This study was undertaken with the aim to evaluate the effects of platelet rich plasma (PRP) in conjugation with hydroxyapatite (HAP), as pulp capping materials, on root and periodontium formation. Eight young monkeys (Cercopithecus Aethiops) with permanent dentition and incomplete root formation were involved in this study. After pulpotomy, the pulp lesion was capped with calcium hydroxide (control), HAP (experimental) or HAP in conjugation with PRP (experimental). Six moths later, the animals were sacrificed, the tissue was removed en block, and prepared for histological analysis in a routine way. The results of histological analysis revealed that the healing process, characterized by dentin bridge formation, maintained morphological and functional integrity of dental pulp and complete formation of dental root and surrounding periodontium. The inflammatory reaction was scored as mild to moderate, in almost all samples in all groups, suggesting the biocompatibility of the used materials. Materials used in this study are convenient as capping agents, contributing in maintaining the integrity of the pulp tissue and facilitating root and periodontium formation. According to histological data it could be suggested that hydroxyapatite in conjugation with endogenous growth factors, represent a superior alternative to other materials used in this study.
AB  - Podaci iz literature o primeni faktora rasta u vitalnoj terapiji pulpe su oskudni i često kontraverzni. Cilj našeg rada je bio da se ispita uticaj plazme bogate trombocitima u kombinaciji sa hidroksiapatitom, kao materijala za direktno prekrivanje pulpe, na završetak rasta korena i formiranje okolnog parodoncijuma. Istraživanje je sprovedeno na osam mladih majmuna (Cercopithecus aethiops), sa stalnom denticijom i nezavršenim rastom korena. Nakon pulpotomije, pulpna lezija je prekrivena kalcijum hidroksidom (kontolna grupa), hidroksiapatitom (eksperimentalna grupa I) ili hidroksiapatitom u kombinaciji sa plazmom bogatom trombocitima (eksperimentalna grupa II). Šest meseci kasnije životinje su žrtvovane, a uzeto tkivo pripremljeno je za histološku analizu. Rezultati histološke analize ukazali su da je zarastanje bilo karakterisano stvaranjem mineralizovanog dentinskog mostića, uz očuvanje morfološkog i funkcionalnog integriteta pulpe i završetak rasta korena i okolnog parodoncijuma u uzorcima svih ispitivanih grupa. Zapaljenska reakcija je gotovo u svim ispitivnim uzorcima bila ocenjena kao blaga ili umerena, što govori u prilog biokompatibilnosti primenjenih materijala. Na osnovu dobijenih rezultata može se reći da su svi primenjeni materijali pogodni za direktno prekrivanje pulpe, da doprinose očuvanju integriteta pulpe i ubrzavaju završetak rasta korena i formiranje apikalnog parodoncijuma, s tim što hidroksipatit u kombinaciji sa endogenim faktorima rasta predstavlja superiorniju alternativu u odnosu na druge materijale korišćene u ovoj studiji.
PB  - Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd
T2  - Acta veterinaria
T1  - The effects of hydroxyapatite and platelet rich plasma on apexogenesis in monkeys
T1  - Uticaj hidroksiapatita i plazme bogate trombocitima na proces apeksogeneze kod majmuna
VL  - 59
IS  - 2-3
SP  - 277
EP  - 289
DO  - 10.2298/AVB0903277P
ER  - 
@article{
author = "Petrović, Vanja and Danilović, Vesna and Marković, Dejan and Čakić, Saša and Krstić, N. and Marković, Danica",
year = "2009",
abstract = "There are very few data about the effects of endogenous growth factors in vital pulp therapy, and still they are often controversial. This study was undertaken with the aim to evaluate the effects of platelet rich plasma (PRP) in conjugation with hydroxyapatite (HAP), as pulp capping materials, on root and periodontium formation. Eight young monkeys (Cercopithecus Aethiops) with permanent dentition and incomplete root formation were involved in this study. After pulpotomy, the pulp lesion was capped with calcium hydroxide (control), HAP (experimental) or HAP in conjugation with PRP (experimental). Six moths later, the animals were sacrificed, the tissue was removed en block, and prepared for histological analysis in a routine way. The results of histological analysis revealed that the healing process, characterized by dentin bridge formation, maintained morphological and functional integrity of dental pulp and complete formation of dental root and surrounding periodontium. The inflammatory reaction was scored as mild to moderate, in almost all samples in all groups, suggesting the biocompatibility of the used materials. Materials used in this study are convenient as capping agents, contributing in maintaining the integrity of the pulp tissue and facilitating root and periodontium formation. According to histological data it could be suggested that hydroxyapatite in conjugation with endogenous growth factors, represent a superior alternative to other materials used in this study., Podaci iz literature o primeni faktora rasta u vitalnoj terapiji pulpe su oskudni i često kontraverzni. Cilj našeg rada je bio da se ispita uticaj plazme bogate trombocitima u kombinaciji sa hidroksiapatitom, kao materijala za direktno prekrivanje pulpe, na završetak rasta korena i formiranje okolnog parodoncijuma. Istraživanje je sprovedeno na osam mladih majmuna (Cercopithecus aethiops), sa stalnom denticijom i nezavršenim rastom korena. Nakon pulpotomije, pulpna lezija je prekrivena kalcijum hidroksidom (kontolna grupa), hidroksiapatitom (eksperimentalna grupa I) ili hidroksiapatitom u kombinaciji sa plazmom bogatom trombocitima (eksperimentalna grupa II). Šest meseci kasnije životinje su žrtvovane, a uzeto tkivo pripremljeno je za histološku analizu. Rezultati histološke analize ukazali su da je zarastanje bilo karakterisano stvaranjem mineralizovanog dentinskog mostića, uz očuvanje morfološkog i funkcionalnog integriteta pulpe i završetak rasta korena i okolnog parodoncijuma u uzorcima svih ispitivanih grupa. Zapaljenska reakcija je gotovo u svim ispitivnim uzorcima bila ocenjena kao blaga ili umerena, što govori u prilog biokompatibilnosti primenjenih materijala. Na osnovu dobijenih rezultata može se reći da su svi primenjeni materijali pogodni za direktno prekrivanje pulpe, da doprinose očuvanju integriteta pulpe i ubrzavaju završetak rasta korena i formiranje apikalnog parodoncijuma, s tim što hidroksipatit u kombinaciji sa endogenim faktorima rasta predstavlja superiorniju alternativu u odnosu na druge materijale korišćene u ovoj studiji.",
publisher = "Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd",
journal = "Acta veterinaria",
title = "The effects of hydroxyapatite and platelet rich plasma on apexogenesis in monkeys, Uticaj hidroksiapatita i plazme bogate trombocitima na proces apeksogeneze kod majmuna",
volume = "59",
number = "2-3",
pages = "277-289",
doi = "10.2298/AVB0903277P"
}
Petrović, V., Danilović, V., Marković, D., Čakić, S., Krstić, N.,& Marković, D.. (2009). The effects of hydroxyapatite and platelet rich plasma on apexogenesis in monkeys. in Acta veterinaria
Univerzitet u Beogradu - Fakultet veterinarske medicine, Beograd., 59(2-3), 277-289.
https://doi.org/10.2298/AVB0903277P
Petrović V, Danilović V, Marković D, Čakić S, Krstić N, Marković D. The effects of hydroxyapatite and platelet rich plasma on apexogenesis in monkeys. in Acta veterinaria. 2009;59(2-3):277-289.
doi:10.2298/AVB0903277P .
Petrović, Vanja, Danilović, Vesna, Marković, Dejan, Čakić, Saša, Krstić, N., Marković, Danica, "The effects of hydroxyapatite and platelet rich plasma on apexogenesis in monkeys" in Acta veterinaria, 59, no. 2-3 (2009):277-289,
https://doi.org/10.2298/AVB0903277P . .

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