scholarly journals In vitro fluoride release from a different kind of conventional and resin modified glass-ionomer cements

2013 ◽  
Vol 13 (3) ◽  
pp. 197 ◽  
Author(s):  
Mediha Selimović-Dragaš ◽  
Lajla Hasić-Branković ◽  
Fehim Korać ◽  
Nermin Đapo ◽  
Amina Huseinbegović ◽  
...  
Author(s):  
Gabriela Olmos‐Olmos ◽  
Bernardo Teutle‐Coyotecatl ◽  
Cristian D. Román‐Mendez ◽  
Rosendo Carrasco‐Gutiérrez ◽  
Maykel González‐Torres ◽  
...  

2004 ◽  
Vol 12 (1) ◽  
pp. 12-17 ◽  
Author(s):  
Linda Wang ◽  
Marília Afonso Rabelo Buzalaf ◽  
Maria Teresa Atta

A dhesive systems associated to resin-modified glass ionomer cements are employed for the achievement of a higher bond strength to dentin. Despite this benefit, other properties should not be damaged. This study aimed at evaluating the short-time fluoride release of a resin-modified glass ionomer cement coated with two one-bottle adhesive systems in a pH cycling system. Four combinations were investigated: G1: Vitremer (V); G2: Vitremer + Primer (VP); G3: Vitremer + Single Bond (VSB) and G4: Vitremer + Prime & Bond 2.1 (VPB). SB is a fluoride-free and PB is a fluoride-containing system. After preparation of the Vitremer specimens, two coats of the selected adhesive system were carefully applied and light-cured. Specimens were immersed in demineralizing solution for 6 hours followed by immersion in remineralizing solution for 18 hours, totalizing the 15-day cycle. All groups released fluoride in a similar pattern, with a greater release in the beginning and decreasing with time. VP showed the greatest fluoride release, followed by V, with no statistical difference. VSB and VPB released less fluoride compared to V and VP, with statistical difference. Regardless the one-bottle adhesive system, application of coating decreased the fluoride release from the resin-modified glass ionomer cements. This suggests that this combination would reduce the beneficial effect of the restorative material to the walls around the restoration.


2012 ◽  
Vol 13 (1) ◽  
pp. 49-56 ◽  
Author(s):  
Elaheh Vahid-Dastjerdi ◽  
Ali Borzabadi-Farahani ◽  
Homa Pourmofidi-Neistanak ◽  
Nazila Amini

2011 ◽  
Vol 493-494 ◽  
pp. 375-380
Author(s):  
Joanna Karaś ◽  
Andrzej Roman Olszyna ◽  
Ewa Zaczyńska ◽  
Anna Czarny ◽  
Krzysztof Szamałek

The purpose of the study was to identify the influence of the amount of fluoride release from glass ionomer cements on survival of bacterial strains responsible for the development of secondary caries. All developed cements had an antibacterial impact on the strains used in the study. The study demonstrated that the cements exhibit greater antibacterial activity againstStreptococcus mutansthanStreptococcus sanguinis. The numbers of bacteria count in cultures on the developed cements were approximately 10 times lower compared to the control culture after 24 h, 48 h, 72 h and 7 days. The developed cements had initially (1-2 days) greater antibacterial impact against the strains used in the study,which corresponds to the greatest daily amount of fluoride released from the cements. Following the initial period, the antibacterial activity of all the cements remained roughly at the same level.


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