Results: 83

Inhibición de Streptococcus mutans aislado de cavidad oral de niños sin caries mediante sustancia antagónica producida por Lactobacillus spp

La caries es considerada todavía una de las enfermedades más prevalentes del mundo. Por este motivo, diversas estrategias de prevención se han desarrollado en los últimos años con el propósito de controlar esta enfermedad. Diferentes especies bacterianas de la microbiota normal de la cavidad oral p...

Investigating associations between intestinal alterations and parasite load according to Bifidobacterium spp. and Lactobacillus spp. abundance in the gut microbiota of hamsters infected by Leishmania infantum

Mem. Inst. Oswaldo Cruz; 115 (), 2020
BACKGROUND Visceral leishmaniasis (VL) is a tropical neglected disease with high associated rates of mortality. Several studies have highlighted the importance of the intestinal tract (IT) and gut microbiota (GM) in the host immunological defense. Data in the literature on parasite life cycle and host i...

Effect of lactobacillus postbiotics on entamoeba histolytica trophozoites

Rev. invest. clín; 71 (6), 2019
ABSTRACT Background Amebiasis is an infectious disease caused by Entamoeba histolytica. It represents one of the three worldwide leading causes of death by parasites and a public health problem due to its frequency, morbidity, mortality, and easy dispersion. Objective The study was aimed to evaluate th...

Alterações celulares reativas frente ao morfotipo de lactobacilos vaginais

Rev. bras. anal. clin; 51 (3), 2019
Objetivo: Identificar alterações reativas celulares predominantes frente ao infiltrado inflamatório e ao morfotipo lactobacilar vaginal. Métodos: Estudo descritivo qualitativo, calculado pelo Qui-quadrado com 198 amostras. Realizados esfregaços de raspado cervicovaginal pelo Papanicolaou e secreçã...

Caracterização da microbiota vaginal, intestinal e oral durante o período gestacional

A simbiose desenvolvida entre seres vivos e microrganismos desempenha um importante papel na relação saúde-doença do hospedeiro. Neste sentido, o corpo humano abriga uma grande e diversa comunidade de microrganismos, sendo as mucosas vaginal, intestinal e oral as principais superfícies mucosas do co...

Evaluation of an antibacterial orthodontic adhesive incorporated with niobium-based bioglass: an in situ study

Abstract This in situ study aimed to evaluate the antibacterial and anti-demineralization effects of an experimental orthodontic adhesive containing triazine and niobium phosphate bioglass (TAT) around brackets bonded to enamel surfaces. Sixteen volunteers were selected to use intra-oral devices with six...

Effect of hydroalcoholic extract of Myracrodruon urundeuva All. and Qualea grandiflora Mart. leaves on the viability and activity of microcosm biofilm and on enamel demineralization

J. appl. oral sci; 27 (), 2019
Abstract Objectives: The aim of this study was to assess the effect of Myracrodruon urundeuva All. and Qualea grandiflora Mart. leaves hydroalcoholic extracts on viability and metabolism of a microcosm biofilm and on enamel demineralization prevention. Methodology: Microcosm biofilm was produced on bov...

Selection of starter cultures for the production of sour cassava starch in a pilot-scale fermentation process

Braz. j. microbiol; 49 (4), 2018
ABSTRACT Sour cassava starch (Polvilho azedo) is obtained from a spontaneous fermentation conducted by microorganisms from raw materials and fermentation tanks. This product is traditionally used in the baking industry for the manufacture of biscuits and Brazilian cheese breads. However, the end of ferme...

Development and storage studies of high density macrocapsules containing Lactobacillus spp. strains as nutritional supplement in young calves

Rev. argent. microbiol; 50 (4), 2018
The aim of this study was to evaluate different production methodologies of probiotic macrocapsules with high bacterial densities destined to lactating calves. Three types of capsules containing Lactobacillus casei DSPV318T and Lactobacillus plantarum DSPV354T were prepared from an overnight culture in w...

Use of probiotics in atopic dermatitis

SUMMARY Atopic dermatitis is a common skin disease. Its increased incidence has changed the focus of research on atopic dermatitis toward epidemiology, prevention, and treatment. Evidence suggests that intestinal microbiota plays an important role in the pathogenesis of atopic dermatitis inducing immunos...