Results: 3070

An in vitro evaluation of various irrigation techniques for the removal of double antibiotic paste from root canal surfaces

J. appl. oral sci; 24 (6), 2016
ABSTRACT Objective The aim of this study was to investigate the effectiveness of conventional syringe irrigations, passive ultrasonic irrigation (PUI), Vibringe, CanalBrush, XP-endo Finisher, and laser-activated irrigation (LAI) systems in removing double antibiotic paste (DAP) from root canals. Mater...

Protocol of toothbrushing based on bioavailability of fluoride in toothpaste: a systematic review

The objective of the study is to propose a protocol for the appropriate use of fluorides in dentifrices (Dt), based on its bioavailability in saliva (Bs) and / or plaque (Bp) through a systematic review (SR). SR of the literature from 2005 to 2015 in PubMed, Cochrane and SciELO. Inclusion criteria: clini...

Association between bruxism and salivary cortisol levels: a systematic review

The objective of this study was to verify the existence of an association between daytime and/or nighttime bruxism and the levels of cortisol in patients that carry this parafunction. A systematic review of observational studies were conducted in the following databases: PubMed; OVID and VHL (Virtual Hea...

Estudio radiográfico de la asociación de antioxidantes y bifosfonatos en remodelación ósea peri-Implantaria

Estudios previos han demostrado que los bisfosfonatos son potentes inhibidores de la resorción ósea. El aceite de oliva (O) es rico en ácidos grasos monoinsaturados con potentes propiedades anti-oxidantes. El objetivo de este estudio fue estudiar el efecto del tratamiento de alendronato (AL) y pamidro...

Fitoterapias en lesiones de mucosa oral: propiedades reparativas y aplicación clínica: revisión sistemática de la literatura

Dada la exposición constante a injurias, las lesiones de mucosa oral (LMO) y su cicatrización son asunto de importancia para la práctica odontológica, siendo relevante contribuir al restablecimiento de la integridad del área afectada. Se plantea la utilización de fitofármacos como coadyuvantes en ...

Copper nanoparticles as potential antimicrobial agent in disinfecting root canals: a systematic review

Copper was registered as the first solid antimicrobial material. Its availability makes it an important option as an antibacterial agent. At nanoparticle size it does not exceed 100 nm, allowing close interaction with microbial membranes, enhancing its effect even more. Copper generates toxic hydroxyl ra...

Variación espacio-temporal de la ictiofauna del Parque marino Xel-Há, Caribe mexicano y su relación con parámetros fisicoquímicos

Rev. biol. trop; 64 (4), 2016
Resumen:Xel-Há es un parque ecoturístico marino donde no se permite ningún tipo de extracción de flora o fauna. Una de las principales atracciones turísticas en este parque son los peces de arrecife, no existiendo trabajos publicados sobre la comunidad íctica para este sitio. En este estudio se ana...

In vitro antioxidant activity and qualitative phytochemical analysis of two Vismia (Hypericaceae) species collected in Los Andes, Venezuela

Rev. biol. trop; 64 (4), 2016
Abstract:Vismia genus is distributed mainly in tropical and subtropical regions of Central, South America and some areas of Africa. According to previous investigations, antioxidant potential of Vismia species might be related to anthrones, anthraquinones, flavonoids and phenol derivatives biosynthesized...

Seasonal behavior of Thalassia testudinum (Hydrocharitaceae) metabolites

Rev. biol. trop; 64 (4), 2016
Abstract:The marine angiosperm Thalassia testudinum, commonly known as turtle grass, is a dominant sea- grass that grows in the Caribbean Sea shelf associated to Syringodium filiforme. The hydroalcoholic extract of T. testudinum is rich in polyphenols; the most abundant metabolite in this extract is thal...