Results: 95

Chemical characterization, antimicrobial and antioxidant activity of sugar-apple (Annona squamosa L. ) pulp extract

Rev. chil. nutr; 47 (2), 2020
Synthetic preservatives are widely present in processed foods, but most of them have carcinogenic potential, requiring the development of new natural alternatives such as fruit extracts, for microbial control. The objective of the study was to evaluate the chemical characterization, antioxidant, and anti...

Comparación de tres técnicas para subtipificación molecular de Listeria monocytogenes
Comparison of three molecular subtyping techniques for Listeria monocytogenes

Rev. argent. microbiol; 51 (4), 2019
Abstract Listeria monocytogenes is a foodborne pathogen. The recent alert for L. monocytogenes in vegetables from Argentina warns about the importance of reinforcing its isolation, characterization and subtyping in food, clinical and environmental samples. The aim of the present study was to compare the ...

Caracterización genética de cepas de Listeria monocytogenes aisladas durante los años 2007-2014 en Chile

Rev. chil. infectol; 36 (5), 2019
Resumen Introducción: Listeria monocytogenes es un patógeno transmitido por alimentos que causa listeriosis, una enfermedad que puede presentarse como gastroenteritis febril o en una forma invasora que tiene altas tasas de mortalidad. Hasta el momento, ha sido poco estudiada la diversidad genética de...

Effect of thymol and environmental factors on growth and biofilm formation by Listeria monocytogenes

Thymol (2-isopropyl-5-methylphenol) is an aromatic monoterpene found in essential oils extracted from plants belonging to the Lamiaceae family, such as Thymus, Ocimum, Origanum, Satureja, Thymbra and Monarda genera. Growth and biofilm formation by Listeria monocytogenes CLIP 74902 were evaluate using thr...

Should arboviruses be the only diagnosis hypothesis in pregnant women in endemic areas presenting with a rash?

Abstract Listeria is an unusual pathogen that causes neonatal infection with high morbidity and mortality. We present the case of a premature newborn whose mother had a rash during pregnancy; the newborn had severe early sepsis because of Listeria monocytogenes and histopathologically suggestive findings...

Papel da interação entre bactérias láticas isoladas de alimentos na produção de bacteriocinas

Bacteriocinas produzidas por bactérias láticas (BAL) apresentam um importante potencial de aplicação na bioconservação de alimentos, por sua ação antimicrobiana contra algumas espécies de microrganismos patogênicos de relevância, como Listeria monocytogenes. Este estudo analisou o efeito da in...

Infección por Listeria monocytogenes en una mujer gestante con lupus eritematoso sistémico y síndrome HELLP

Rev. salud bosque; 9 (1), 2019
La listeriosis es una enfermedad transmitida principalmente por alimentos contaminados con Listeria monocytogenes. Se presenta con mayor frecuencia en neonatos, mayores de 65 años, mujeres gestantes y pacientes inmunosuprimidos. La infección por L. monocytogenes durante la gestación se asocia ...

Listeria monocytogenes y la listeriosis, problema de salud pública en México

Salud pública Méx; 60 (4), 2018

Combined effect of bacteriocin produced by Lactobacillus plantarum ST8SH and vancomycin, propolis or EDTA for controlling biofilm development by Listeria monocytogenes

Rev. argent. microbiol; 50 (1), 2018
The Listeria monocytogenes strains selected in the present study exhibited similar behavior in biofilm formation, independently of the tested conditions (bacteriocin from L. plantarum ST8SH, vancomycin, propolis (a natural antimicrobial product) and EDTA (chelating agent)), individual or in associations....