scholarly journals Erratum: Association of polymorphisms in the carbonic anhydrase 6 gene with salivary buffer capacity, dental plaque pH, and caries index in children aged 7–9 years

2010 ◽  
Vol 10 (3) ◽  
pp. 243-243
Author(s):  
R C R Peres ◽  
G Camargo ◽  
L S Mofatto ◽  
K L Cortellazzi ◽  
M C L G Santos ◽  
...  
2009 ◽  
Vol 10 (2) ◽  
pp. 114-119 ◽  
Author(s):  
R C R Peres ◽  
G Camargo ◽  
L S Mofatto ◽  
K L Cortellazzi ◽  
M C L G Santos ◽  
...  

2004 ◽  
Vol 18 (2) ◽  
pp. 168-173 ◽  
Author(s):  
Alciara Alice de Almeida Aguiar ◽  
Nemre Adas Saliba

The dentifrices currently available in the marketplace contain many anticariogenic substances, fluoride and abrasives aimed to better clean the dental surface, remove dental plaque, improve salivary flow and its buffer capacity and reduce colonies of bacteria such as S. mutans, the causative agent of dental caries. The objective of this study was to evaluate the possibility of adequately removing dental plaque using an experimental almond oil dentifrice (Titoil) with no abrasives or antiplaque agents. This study was carried out with 80 volunteers, all of them 18-year-old recruits from the military training school of Araçatuba - SP. Saliva sampling and dental plaque disclosing were undertaken both before and after 28 days of toothbrushing with a low abrasive dentifrice (Group 1: 40 volunteers) or with Titoil (Group 2: 40 volunteers). Statistical analysis of the results revealed that the experimental dentifrice (Titoil) did not interfere with salivary flow and reduced dental plaque more than the low abrasive dentifrice, improved the salivary buffer capacity and decreased salivary S. mutans (Caritest-SM) as much as regular dentifrices. It was concluded that if the dental industry replaces abrasive by vegetable oil in dentifrices, these will be more effective in maintaining oral health and will cause less dental abrasion.


Nutrients ◽  
2021 ◽  
Vol 13 (8) ◽  
pp. 2711
Author(s):  
Fiona S. Atkinson ◽  
Jouhrah Hussain Khan ◽  
Jennie C. Brand-Miller ◽  
Joerg Eberhard

Sugary carbohydrate foods have long been associated with increased risk of dental caries formation, but the dental health impact of starchy carbohydrates, particularly those with a high glycemic index (GI), has not been well examined. Aim: To investigate the effect of different starchy foods varying in their GI, on acute changes in dental plaque pH. Methods: In a series of sub-studies in healthy adults, common starchy carbohydrate foods, including white bread, instant mashed potatoes, canned chickpeas, pasta, breakfast cereals, white rice, and an oral glucose solution were consumed in fixed 25 g available carbohydrate portions. The change in dental plaque pH was assessed postprandially over 1 h and capillary plasma glucose was measured at regular intervals over 2 h. Results: Higher GI starchy foods produced greater acute plaque pH decreases and larger overall postprandial glucose responses compared to lower GI starchy foods (white bread compared with canned chickpeas: −1.5 vs. −0.7 pH units, p = 0.001, and 99 ± 8 mmol/L min vs. 47 ± 7 mmol/L min, p = 0.026). Controlling for other food factors (food form and nutritional composition), lower GI versions of matched food pairs produced smaller plaque pH excursions compared to higher GI versions of the same food. Using linear regression analysis, the GI value of starchy carbohydrate foods explained 60% of the variation in maximum plaque pH nadir and 64% of the variation in overall acute dental plaque pH excursion (p < 0.01). Conclusion: The findings imply that starchy foods, in particular those with a higher GI, may play a role in increasing the risk of dental caries.


1983 ◽  
Vol 28 (7) ◽  
pp. 575-581 ◽  
Author(s):  
Beatriz R. de Muñiz ◽  
Beatriz M. Maresca ◽  
O.R. Tumilasci ◽  
C.J. Perec

1996 ◽  
Vol 75 (11) ◽  
pp. 1901-1908 ◽  
Author(s):  
A. Aamdal-Scheie ◽  
W.-M. Luan ◽  
G. Dahlen ◽  
O. Fejerskov

2017 ◽  
Vol 41 (1) ◽  
pp. 22-26 ◽  
Author(s):  
Mazhari Fatemeh ◽  
Sharifi Marjan ◽  
Noorollahian Homa ◽  
Sharifi Mahsa

Objectives: There is some evidence that water rinsing immediately after topical fluoride therapy has the potential to reduce the effectiveness of fluoride. The aim was to determine if covering fluoridated teeth with a layer of mousse containing CPP-ACP could prevent the adverse effect of rinsing on fluoride and consequently its buffering effect on dental plaque pH during cariogenic challenge. Study design: This randomized, controlled, crossover, in situ study was conducted on 25 participants. The participants were subjected to acidulated phosphate fluoride (APF) application followed by five treatment protocols: (1) water rinsing after 30 minutes (APF-30) or (2) immediate water rinsing (APF-0); (3) using CPP-ACP immediately before water rinsing (F-CPP-ACP); and two control groups: (4) no fluoride therapy (No-F) and (5) using CPP-ACP and immediate water rinsing (CPP-ACP-0). After 48 hours, teeth were rinsed with 10% sucrose solution and plaque pH was measured before and after 5, 10, 15, 20 and 30 minutes. Results: The least pH changes, the lowest pH drop, and the quickest pH recovery were found in the APF-30 and F-CPP-ACP groups. APF-0 ranked in the middle and the highest values were in the control groups. Conclusions: The results show that in the case using CPP-ACP on fluoridated teeth, water rinsing immediately after topical fluoride therapy did not seem to influence the inhibitory effect of fluoride on plaque acidity.


2021 ◽  
Vol 14 (2) ◽  
pp. 977-980
Author(s):  
V. Anu ◽  
P. Saraswathi ◽  
R. Sangeetha ◽  
K. M. Savitha ◽  
P. Swetha

Author(s):  
Chuqin Huang ◽  
Manuja Sharma ◽  
Lauren K. Lee ◽  
Matthew D. Carson ◽  
Mark E. Fauver ◽  
...  

1991 ◽  
Vol 71 (4) ◽  
pp. 1460-1468 ◽  
Author(s):  
A. Bidani ◽  
T. A. Heming

The importance of perfusate nonbicarbonate buffer capacity (beta nonHCO3) to intracapillary CO2-HCO3(-)-H+ reactions was assessed by theoretical analysis of CO2 exchange in saline-perfused pulmonary capillaries. Time courses for perfusate PCO2, [HCO3-], and [H+] were computed for capillaries containing different activities of luminal vascular carbonic anhydrase and different amounts of perfusate nonbicarbonate buffers. Mobilization of perfusate HCO3- toward CO2 during capillary transit is determined by the availability of HCO3- and H+. A supply of protons from the nonbicarbonate buffer pool is necessary to maintain a high rate of HCO3- dehydration. The analyses indicate that beta nonHCO3 has marked nonlinear effects on transcapillary CO2 exchange and intravascular pH equilibration. These nonlinear effects differ from those previously computed for CO2 reactions in an open system because the present model system consists of a sequential combination of open (within capillary proper) and closed (within postcapillary vasculature) systems. The role of luminal vascular carbonic anhydrase in capillary CO2 reactions is strongly dependent on beta nonHCO3. Perfusate nonbicarbonate buffer capacity must be considered when the results of experimental studies of transcapillary CO2 exchange and/or intravascular pH equilibration are interpreted.


2019 ◽  
Vol 69 (6) ◽  
pp. 419-427
Author(s):  
Tosha Ashish Kalhan ◽  
Yai‐Tin Lin ◽  
Ashish Chetan Kalhan ◽  
Yng‐Tzer Joseph Lin ◽  
Chein‐Chin Chou ◽  
...  

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