scholarly journals Intramembranous bone regeneration and implant placement using mechanical femoral marrow ablation: rodent models

2016 ◽  
Vol 5 ◽  
Author(s):  
Meghan M Moran ◽  
Kotaro Sena ◽  
Margaret A McNulty ◽  
D R Sumner ◽  
Amarjit S Virdi
2015 ◽  
Vol 33 (9) ◽  
pp. 1374-1381 ◽  
Author(s):  
Meghan M. Moran ◽  
Amarjit S. Virdi ◽  
Kotaro Sena ◽  
Steven R. Mazzone ◽  
Margaret A. McNulty ◽  
...  

2005 ◽  
Vol 77 (4) ◽  
pp. 212-225 ◽  
Author(s):  
Shinji Kuroda ◽  
Amarjit S. Virdi ◽  
Yang Dai ◽  
Susan Shott ◽  
Dale R. Sumner

PLoS ONE ◽  
2010 ◽  
Vol 5 (10) ◽  
pp. e12987 ◽  
Author(s):  
Joel K. Wise ◽  
Kotaro Sena ◽  
Karen Vranizan ◽  
Jacob F. Pollock ◽  
Kevin E. Healy ◽  
...  

2021 ◽  
Vol 6 (1) ◽  
Author(s):  
S. Lee ◽  
L. H. Remark ◽  
A. M. Josephson ◽  
K. Leclerc ◽  
E. Muiños Lopez ◽  
...  

AbstractAdult bone regeneration is orchestrated by the precise actions of osteoprogenitor cells (OPCs). However, the mechanisms by which OPC proliferation and differentiation are linked and thereby regulated are yet to be defined. Here, we present evidence that during intramembranous bone formation OPC proliferation is controlled by Notch signaling, while differentiation is initiated by activation of canonical Wnt signaling. The temporospatial separation of Notch and Wnt signal activation during the early stages of bone regeneration suggests crosstalk between the two pathways. In vitro and in vivo manipulation of the two essential pathways demonstrate that Wnt activation leads to initiation of osteogenic differentiation and at the same time inhibits Notch signaling, which results in termination of the proliferative phase. Here, we establish canonical Wnt signaling as a key regulator that facilitates the crosstalk between OPC proliferation and differentiation during intramembranous, primary bone healing.


1998 ◽  
Vol 9 (5) ◽  
pp. 303-312 ◽  
Author(s):  
Gérard Brunel ◽  
Edmond Benqué ◽  
Frédéric Elharar ◽  
Catherine Sansac ◽  
Jean François Duffort ◽  
...  

2018 ◽  
Vol 2018 ◽  
pp. 1-9 ◽  
Author(s):  
Nikolaos Soldatos ◽  
Georgios E. Romanos ◽  
Michelle Michaiel ◽  
Ali Sajadi ◽  
Nikola Angelov ◽  
...  

Background. The placement of an implant in a previously infected site is an important etiologic factor contributing to implant failure. The aim of this case report is to present the management of retrograde peri-implantitis (RPI) in a first maxillary molar site, 2 years after the implant placement. The RPI was treated using an air-abrasive device, Er,Cr:YSGG laser, and guided bone regeneration (GBR). Case Description. A 65-year-old Caucasian male presented with a draining fistula associated with an implant at tooth #3. Tooth #3 revealed periapical radiolucency two years before the implant placement. Tooth #3 was extracted, and a ridge preservation procedure was performed followed by implant rehabilitation. A periapical radiograph (PA) showed lack of bone density around the implant apex. The site was decontaminated with an air-abrasive device and Er,Cr:YSGG laser, and GBR was performed. The patient was seen every two weeks until suture removal, followed by monthly visits for 12 months. The periapical X-rays, from 6 to 13 months postoperatively, showed increased bone density around the implant apex, with no signs of residual clinical or radiographic pathology and probing depths ≤4 mm. Conclusions. The etiology of RPI in this case was the placement of an implant in a previously infected site. The use of an air-abrasive device, Er,Cr:YSGG, and GBR was utilized to treat this case of RPI. The site was monitored for 13 months, and increased radiographic bone density was noted.


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