Results: 952

Tara Gum as a Controlled Delivery System of Fluoride in Toothpaste: In Vitro Enamel Remineralization Study

ABSTRACT Objective: To evaluate the remineralizing potential of a hydrocolloid-based, controlled fluoride-releasing system added to dentifrice formulas. Material and Methods: Sixty-five human enamel blocks were prepared and the surface microhardness (SH0) values were determined. The artificial caries l...

Effect of Sprue Design in Nickel-Chromium Cast Crown Margin

ABSTRACT Objective: To determine the effect of sprue design on the marginal accuracy of the casting. Material and Methods: It was an experimental in-vitro study. There are forty-four crowns of single sprue group with a forty-four double sprue group that was compared in 6 different locations of the marg...

Comparative Analysis of Stiffness of Lingual Appliances: An in Vitro Study

ABSTRACT Objective: To analyze and compare the stiffness of different lingual appliances with different archwires. Material and Methods: The three-point bending test was used to analyze the stiffness of the lingual archwires for the different lingual systems: eBrace, Harmony, Incognito, and STb. The de...

In-vitro production and pre-validation of lyophilized canine platelet-rich plasma for therapeutic use

Pesqui. vet. bras; 41 (), 2021
Platelet-rich plasma (PRP) has been considered a promising therapeutic alternative, since platelets are rich in growth factors that are used in the Regenerative Medicine field. However, fresh PRP cannot be stored for long periods. This study aimed to develop a protocol for obtaining lyophilized canine PR...

Atividade antifúngica e potencial antibiofiome do extrato hidroetanólico de Spondias mombin L. e de suas frações frente a leveduras do gênero Candida
Antifungal activity and antibiofiome potential of the hydroethanolic extract of Spondias mombin L. and its fractions against yeasts of the genus Candida

A Candidose é uma patologia que pode ter manifestações locais e também sistêmicas e acontece pela proliferação de fungos do gênero Candida. O tratamento desta patologia é realizado com antifúngicos mas, devido a resistência dos fungos causadores desta enfermidade se faz necessário conhecer ou...

Caracterizações física e química de cimentos experimentais autoadesivos à base de cálcio
Physical and chemical characterizations of calcium-based self-adhesive experimental cements

Objetivo: Avaliar a Resistência de União (RU), Grau de Conversão (GC), Liberação de Cálcio (LC), Resistência Flexural (RF), Módulo de Elasticidade (ME) e Viscosidade (VS) de cimentos experimentais à base de cálcio autocondicionantes e autoadesivos. Três cimentos experimentais: A (CONTROLE) –...

Neuroactive venom compounds obtained from Phlogiellus bundokalbo as potential leads for neurodegenerative diseases: insights on their acetylcholinesterase and beta-secretase inhibitory activities in vitro

Spider venom is a rich cocktail of neuroactive compounds designed to prey capture and defense against predators that act on neuronal membrane proteins, in particular, acetylcholinesterases (AChE) that regulate synaptic transmission through acetylcholine (ACh) hydrolysis - an excitatory neurotransmitter -...

Elevated Iron Chelating Activity of Ilex paraguariensis Leaf Infusion: in vitro and in vivo Pilot Studies

Abstract This study presents an Ilex paraguariensis leaf infusion with important potential as natural iron-chelating. The impact of infusion time and the water volume to obtain an Ilex paraguariensis leaf infusion with high phenolic content and iron chelating activity, such as the stability of these prop...

Actividad antibacteriana y antifúngica del aceite esencial de Minthostachys mollis frente a microorganismos de la cavidad oral
Antibacterial and Antifungal Activity of the essential oil of Minthostachys mollis against oral microorganisms

Rev. cuba. invest. bioméd; 40 (supl.1), 2021
Introducción: La Minthostachys mollises una planta aromática que crece en América Latina y produce aceites esenciales con acción antimicrobiana. Objetivo: Determinar la actividad del aceite esencial de Minthostachys mollis en diferentes concentraciones, comparado con doxiciclina y fluconazol frent...

In vitro impact of condensed tannins on the caecal metabolites of chickens

Tannins are a diverse group of plant phenolic compounds. Condensed tannins (CTs) represent a major subgroup of tannins and were extracted from tilia (Tilia L.) flowers and black locust (Robinia pseudoacacia) leaves. These extracts were examined for their effects on the metabolic profile of chicken caeca....