نتایج جستجو برای: saliva ph

تعداد نتایج: 182417  

2009
Maya Rashkova Marta Baleva Milena Peneva Nina Toneva Marieta Belcheva Kalinka Koprivarova Penka Perenovska

Aim: The aim of this study was to determine the dependency of secretory immunoglobulin A (S-IgA) on the risk markers of the oral environment, such as the quality of the saliva, the dental biofilm, the oral Candida and Lactobacillus spp. in children. Methods: The study was conducted on a total of 116 children who were divided into four groups, which were: diabetes, asthma, orthodontic appliances...

Journal: :Clinical chemistry 1983
A O Vladutiu

Lysozyme, a cationic protein, is found in biological fluids such as saliva both in the free form and associated with anionic proteins and polysaccharides to form reversible complexes. The degree of complexing depends on the concentration of these constituents, pH, and storage time, as well as other factors (2-6). Thus all our acid-treated samples gave higher values. Accurate determination of ly...

Journal: :Vojnosanitetski pregled 2008
Dusan Surdilović Ivana Stojanović Mirjana Apostolović

BACKGROUND/AIM One of the preconditions for efficacious systematic reduction of caries prevalence and prophylaxis is the determination of risks of this disease appearance. The aim of this study was to prove the significance of salivary carboanhydrase activity determination in estimation of caries risk in children. METHODS The study included 123 children of average age of 13.4+/-0.3 years and ...

Journal: :Molecules 2016
Gianmaria Fabrizio Ferrazzano Tiziana Cantile Marco Coda Brunella Alcidi Giancarla Sangianantoni Aniello Ingenito Michele Di Stasio Maria Grazia Volpe

Chewing gums may be particularly effective means for delivering and maintaining bioactive molecules, included in the gum formulation, able to have an anti-cariogenic effect. The purposes of this study were: to develop novel chewing gums containing quercetin (Qt); to evaluate their release using in vivo trial; finally, to test their in vivo antibacterial effect against oral Streptococcus mutans ...

Journal: :Brazilian oral research 2007
Gláucia Maria Oliveira de Queiroz Leandro Freitas Silva José Tarcísio Lima Ferreira José Antônio da Cunha P Gomes Lúcio Sathler

It is assumed that the compositions of artificial salivas are similar to that of human saliva. However, the use of solutions with different compositions in in vitro corrosion studies can lead dissimilar electrolytes to exhibit dissimilar corrosivity and electrochemical stability. This study evaluated four artificial salivas as regards pH stability with time, redox potentials and the polarizatio...

Journal: :Toxicology 2006
C Timchalk Y Lin K K Weitz H Wu R A Gies D A Moore W Yantasee

Biological monitoring for lead (Pb) is usually based upon a determination of blood Pb concentration; however, saliva has been suggested as a non-invasive biological matrix for assessing exposure. To further evaluate the potential utility of saliva for biomonitoring, the disposition of Pb was evaluated in whole blood (WB), red blood cells (RBC), plasma, parotid gland, bone, and saliva following ...

Journal: :Infection and immunity 1985
K W Knox L N Hardy L J Markevics J D Evans A J Wicken

Streptococcus sanguis G9B was grown in continuous culture at different generation times and pH values in media containing either glucose or fructose and differing in the concentrations of Na+ and K+. The growth pH, carbohydrate, and cation concentration each affected the yield of organisms, their ability to adhere to saliva-coated hydroxyapatite beads, and their hydrophobicity, as measured by a...

Journal: :European journal of paediatric dentistry : official journal of European Academy of Paediatric Dentistry 2002
B K Drummond N P Chandler A M Meldrum

AIM Cheeses have been investigated for their potential cariogenicity in several studies and have been shown to produce little change in the resting pH in dental plaque and little or no demineralisation of enamel in most intra-oral cariogenicity studies. The aim of the present study was to investigate the cariogenicity of four processed cheese formulations. METHODS Enamel demineralisation was ...

Baghban, M, Farrokhnia, T, Kiani, A, Lesan, S, Strakas, D,

Background and Aim: Saliva is an essential fluid for protecting the mouth, and any change in its quality or quantity affects the health of the oral cavity. Asthma and the medications used to treat it may decrease salivary flow and change salivary components, including changes in the pH of the dental plaque. The purpose of this study was to determine the salivary flow and pH in asthmatic and non...

2017
Ilaria Iacopetti Anna Perazzi Tamara Badon Silvia Bedin Barbara Contiero Rebecca Ricci

BACKGROUND Saliva in dogs, as in humans, is a complex fluid secreted by different salivary glands in the oral cavity to protect the oral mucosa and teeth. The use of saliva as a substitute for blood in diagnosing and prognosticating disease in humans is widely accepted. Salivary biochemistry has also been used as a marker for periodontal disease in humans. No studies have as yet investigated th...

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