نتایج جستجو برای: lab bacteria

تعداد نتایج: 231118  

Journal: :International microbiology : the official journal of the Spanish Society for Microbiology 2008
Rosalia Trias Lluís Bañeras Emilio Montesinos Esther Badosa

This study evaluated the efficacy of lactic acid bacteria (LAB) isolated from fresh fruits and vegetables as biocontrol agents against the phytopathogenic and spoilage bacteria and fungi, Xanthomonas campestris, Erwinia carotovora, Penicillium expansum, Monilinia laxa, and Botrytis cinerea. The antagonistic activity of 496 LAB strains was tested in vitro and all tested microorganisms except P. ...

Journal: :Bioresource Technology Reports 2021

A database was developed from 97 articles and used to examine the effect of inoculant rate obligate homofermentative facultative heterofermentative lactic acid bacteria (OF-LAB) LAB (O-LAB) on silage quality using meta-analysis. This study also compared groups with or without fibrolytic enzyme legumes forages based-silage. Results regression equations showed that elevating levels OF-LAB linearl...

2013
Irena Rogelj

Lactic acid bacteria (LAB) are commonly found on human and animal mucous membranes in dairy products and naturally on some plant surfaces. They are normal residents of the gastrointestinal tract of human beings. Several species are commercially used in production of fermented milks, yoghurt, other dairy and meat products, as well as other foods. The antimicrobial activities of LAB have been kno...

Journal: :Jurnal Bios Logos 2023

Lactic Acid Bacteria (LAB) are bacteria involved in food fermentation processes and can be used as probiotics. This study aims to isolate, identify determine the probiotic potential of at end local on island Bangka South Sumatra (aruk rice, anchovy sauce tempoyak). Isolation identification lactic acid were carried out macroscopically, microscopically, biochemically molecularly assays based 16S ...

2013
Paula Mendonça Moraes Luana Martins Perin Abelardo Silva Júnior Luís Augusto Nero

Twenty-nine lactic acid bacteria (LAB) isolates were submitted for identification using Biolog, API50CHL, 16S rDNA sequencing, and species-specific PCR reactions. The identification results were compared, and it was concluded that a polyphasic approach is necessary for proper LAB identification, being the molecular analyzes the most reliable.

Journal: :Journal of microbiology and biotechnology 2015
Yi-Fan Hong Yoon-Doo Lee Jae-Yeon Park Boram Jeon Deepa Jagdish Soojin Jang Dae Kyun Chung Hangeun Kim

Lactic acid bacteria (LAB) are microorganisms that are believed to provide health benefits. Here, we isolated LAB from Indian fermented foods, such as traditional Yogurt and Dosa. LAB from Yogurt most significantly induced TNF-α and IL-1β production, whereas LAB from Dosa induced mild cytokine production. After 16S rRNA gene sequencing and phylogenetic analysis, a Yogurt-borne lactic acid bacte...

2014
Hiromasa Ooe Masaru Kato Kanae Hyodo Keiko Nakashima Hiroshi Ashigai Kyoko Kato Toshinori Sasaki Yuko Fukushima John C. Giddings Junichiro Yamamoto

Objective: The aim of the present study was to assess the antithrombotic properties of different strains of orally available antithrombotic lactic acid bacteria (LAB). Research Methods & Procedures: Antithrombotic activity, antiplatelet reactivity and/or thrombolytic activity, were measured in seven strains of LAB and LAB cell-free-extracts (LAB filtrates) using the shear-induced platelet react...

Journal: :International Journal of Food Science and Technology 2022

Summary Lactic acid bacteria (LAB) are ubiquitous and integral members of the heterogeneous class employed for fermented food dairy applications such as yoghurt products. LAB gram‐positive, non‐spore‐forming, non‐respiring but aerotolerant microorganisms that generally characterised by production lactic a key fermentation product. LAB, specifically Lb. bulgaricus , essential starter cultures ma...

2016
Giusi Macaluso Gerlando Fiorenza Raimondo Gaglio Isabella Mancuso Maria Luisa Scatassa

Bacteriocins are antimicrobial proteins produced by bacteria that inhibit the growth of other bacteria with a bactericidal or bacteriostatic mode of action. Many lactic acid bacteria (LAB) produce a high diversity of different bacteriocins. Bacteriocinogenic LAB are generally recognised as safe (GRAS) and useful to control the frequent development of pathogens and spoilage microorganisms. For t...

2014
Nasrin Noohi Gholamhosein Ebrahimipour Mahdi Rohani Malihe Talebi Mohammad Reza Pourshafie

BACKGROUND Lactic acid bacteria, especially Lactobacillus spp., have been considered as excellent probiotic microorganisms, because of their activities in reducing the enteric diseases and maintaining healthy poultry. OBJECTIVES The current study aimed to evaluate the phenotypic characteristics and the probiotic potentials of Lactobacillus spp. isolated from poultry. MATERIALS AND METHODS A...

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