Results: 3070

Expression of antimicrobial peptide Cecropin P1 in Saccharomyces cerevisiae and its antibacterial and antiviral activity in vitro

BACKGROUND: Cecropin P1, acting as an antimicrobial, has a broad-spectrum antibacterial activity with some antiviral and antifungal properties. It is a promising natural alternative to antibiotics which is originally isolated from the pig intestinal parasitic nematode Ascaris suum. Many studies have show...

Antimicrobial and Antibiofilm Effect of Hydrogel with Origanum vulgare on Culture of Streptococcus mutans and Streptococcus sobrinus

The oral cavity is an ecosystem that provides ideal conditions for the growth of bacteria, the Streptococcus genus is important for the formation of biofilms that lead to the development of dental caries, which affects the population worldwide. The world health organization encourages the use of plants t...

Incidence of Fracture in Single Ceramic Crowns in Patients with Chronic Tooth Wear: a Clinical Follow-up

The aim of this study was to identify the incidence of fractures in single crowns placed in individuals with chronic tooth wear. The sample selection was performed based on the evaluation of 218 patient records rehabilitated with single crowns placed by the same professional from a private clinic. After ...

Caracterización Química y Actividad Antibacteriana in vitro de un Extracto Etanólico de Propóleo Peruano Frente a Streptococcus mutans

El objetivo del estudio fue caracterizar químicamente un extracto etanólico de propóleo peruano y evaluar su actividad antibacteriana frente a Streptococcus mutans. (S. mutans). Se obtuvo el extracto etanólico de propóleo (EEP) por maceración en alcohol al 70 % durante 15 días, el EEP fue sometido...

Micro-push-out bond strength of mineral—based root canal sealer in canals with different tapers

J. oral res. (Impresa); 10 (1), 2021
Objective: The aim of this study was to assess the micro-push-out bond strength of a mineral-based root canal sealer, BioRoot RCS in canals prepared by K3XF rotary systems of two different tapers. Material and Methods: Eighty caries free maxillary central incisors were used in this study. The samples wer...

Garlic oil as a fight against histological and oxidative stress abnormalities in Wistar rats after oral inoculation of Anisakis spp. Type II (L3) (Nematoda)

The consumption of inadequately thermally treated fish is a public health risk due to the possible propagation of Anisakis larvae and their antigenic proteins, the causative agent of the zoonotic disease anisakidosis. The present study demonstrated the physiological and histopathological changes that acc...

Dry matter productivity and bromatological quality of ryegrass genotypes cultivated in southern Brazil

The goal of this work was to assess the biomass production and bromatological quality of ryegrass genotypes in ten municipalities of the Western and North Plateau regions of the State of Santa Catarina, Brazil. The cultivars La Estanzuela 284 (diploid), Bar HQ, Barjumbo, INIA Escorpio, Potro, and Winter ...

¿La detección de toxinas de Clostridioides difficile es necesaria cuando se detecta la enzima glutamato deshidrogenasa?

Gac. méd. Méx; 157 (1), 2021
Resumen Introducción: Clostridioides difficile causa diarrea y colitis pseudomembranosa. Su diagnóstico se realiza con la detección de glutamato-deshidrogenasa (GDH) o las toxinas A y B y se confirma con pruebas de amplificación de ácidos nucleicos. Objetivo: Definir si la determinación de GDH es...

Efecto de la suplementación del medio de incubación con extracto de Berberis microphylla (calafate) sobre la funcionalidad espermática en semen bovino descongelado

Int. j. morphol; 39 (1), 2021
RESUMEN: En el semen criopreservado, los procesos de congelación/descongelación y posterior manipulación, dañan las células espermáticas provocando disminución de la capacidad fecundante de los espermatozoides descongelados. Estos procesos han sido asociados con el estado de estrés oxidativo (EO)...