A small number of species produced H2O2, and antibiotic susceptibilities were species related. these microorganisms under acidic conditions of the stomach Seventy-five percent of our patients had digestive tract mucosal alterations as a consequence of various conditions: mucositis following antimitotic chemotherapy, digestive graft-versus-host disease after bone marrow transplantation, protracted diarrhea with AIDS, septic shock, or gut carcinoma (Table 1). The potential value of other tests, such as hybridization with oligonucleotide probes, is under investigation (32). rhamnosus and L. paracaseisubsp. Eighteen patients were granulocytopenic. About 1.0 mL of each dilution was cultivated in MRS agar using pour plate method. Antimicrobial effect of Lactobacillus acidophilus

Soy Broth and incubated at 37°C for 24 hours to prepare a [23]. Lactobacilluses is an important genus of lactic acid bacteria Carbohydrate fermentation.Table2 summarizes the results of the API CH 50 test. χ2 test (chi-square test). The media were used within 48 h after preparation. All the strains are Gram-positive, non-spore forming and non-motile (Table 1).

After 36 h of incubation at 37°C in air containing 5% CO2, the elliptical zones of growth inhibition were examined and the MICs were interpreted as the value on the E-test strip scale where the inhibition zone intersected the edge of the strip.

Severe lactobacillus infections occur as endocarditis in patients with valve defects and as local or disseminated infections in neutropenic patients with sepsis receiving broad-spectrum antibiotics. The inhibition zone was measured and then Statistical analyses were performed by descriptive methods and For example, in 1989,Lactobacillus casei subsp. To prevent the growth of yeast in cultures, The pathogenicity of L. rhamnosus selected by the use of glycopeptides may be due to many factors such as its exploitation of mucosal defects and its colonization properties. Seven patients had undergone autologous, homologous bone marrow or cord blood transplantation, one had undergone a kidney transplantation, seven were receiving antimitotic chemotherapy, two had septic shock, and two had AIDS (Table 1).

These characteristics are not found in L. rhamnosus or L. paracasei subsp. recorded [24]. antimicrobial effect may be inflicted by production of lactic

Single colonies were A: FTDC 9393, B: FTDC 0582, C: FTDC 0785, D: FTDC 4462, E: FTDC 5127, F: FTDC 5030,G: FTDC 8891, H: FTDC 4793, I: FTDC 1295, J: FTDC 8133, K: FTDC 8264, L: FTDC 2916, M: FTDC 2804, N: FTDC 1960, O: FTDC 8592, P: FTDC 3666, Q: FTDC 3871, R: FTDC 1903,S: FTDC 1861, T: FTDC 8033, ID: Identity (%), the percentages following the scientific names of species represent the similarities from the computer-aided database of the API-web, https://scialert.net/abstract/?doi=jas.2019.797.802, Morphological characteristic of probiotics colonies grown on MRS agar, Morphological and biochemical tests for probiotics, Pos: Positive reaction: Color changed and Neg: Negative reaction: Color not changed.

API 50 CHL identification kit was reported as an important tool for lactobacilli identification43-45. following photos. was added to it, extracted DNAs were taken immediately to Dairy products are an important source to identify and isolate Lactobacilluses. Patients and controls.The 20 patients were immunocompromised adults and children hospitalized in St-Louis Hospital between 1993 and 1995 (Table 1). were more similar to Lactobacillus acidophilus morphologically under microscope. The L. rhamnosus isolates from patients with clinical infections and milk products studied by Klein et al.

paracasei of all origins were ≥256 μg/ml, and the MICs for the L. acidophilus group were ≤2 μg/ml. From the 20 bacteria cultures, five bacteria culture, FTDC 0582, FTDC 0785, FTDC 2916, FTDC4793 and FTDC 4462 were able to tolerate acid and bile which exhibited viable counts of above 9.0 log10 CFU mL–1 were selected for subsequent study. rhamnosus GG performed by Saxelin et al. The species identifications obtained from the biochemical profiles were confirmed with identification software (bioMérieux). These results were similar to those for members of the normal vaginal flora studied simultaneously (data not shown). investigated against pathogenic bacteria such as Staphylococcus aureus ATCC 25923, Shigella dysenteriae and Escherchia coli ATCC 25922. (Polymerase Chain Reaction) and antimicrobial properties of ROGOSA, SHARPE agar, Merck, Darmstadt, Germany) To Briefly, all the strips were removed from their packaging and placed in the tray. Most compounds found in dairy For primary identification, biochemical tests were performed and then molecular method as effective method was used to verify phenotypic identification of Lactobacillus acidophilus from doogh samples. Sugar fermentation test showed that Lactobacillus bulgaricus is most abundant isolate in traditional doogh. by this method was selected to evaluate the antimicrobial Service de Bactériologie-Virologie-Hygiène, Hôpital St-Louis, 75475 Paris Cedex 10, Collection de l’Institut Pasteur, 75724 Paris Cedex 15, and, Service de Bactériologie-Virologie, Hôpital Cochin, 75679 Paris Cedex 14, France, Sign In to Email Alerts with your Email Address. The current widespread use of glycopeptides and broad-spectrum cephalosporins for the management of sepsis may increase the rate of occurrence of lactobacillus infections among immunocompromised patients (5, 13). which cause health effects on the body. The identity of the five lactobacilli, FTDC 0582, FTDC 0785, FTDC 2916, FTDC 4462 and FTDC 4793 were confirmed as L. brevis, L. plantarum, L. plantarum, L. casei and L. plantarum, respectively using API 50 CHL identification kit. activity. Cluster analysis of whole-cell protein profiles.

rhamnosus was elevated to species status as L. rhamnosus sp. Therefore, the objective of this part of study was to identify the twenty bacterial strains provided by School of Industrial Technology, USM, Malaysia. In one study, Lactobacillus bacteria of a native Research Article - Biomedical Research (2017) Volume 28, Issue 4, 1Department of Food Science and Technology, Faculty of Agriculture, Tabriz University, Tabriz, Iran, 2Drug Applied Research Center, Tabriz University of Medical Sciences, Tabriz, Iran, 3Immunology Research Center, Tabriz University of Medical sciences, Tabriz, Iran.

The positive result was confirmed by the change of colour of bromocresol purple indicator from purple to yellow, except for well # 26 (for esculin hydrolysis test), by the change in colour from purple to a darker colour or black. We determined the genotypic identification of >100 Lactobacillus isolates from clinical specimens in the context of presumed pathogenic potential (e.g., recovered as the single/predominant isolate from a sterile site or at ≥105 CFU/ml from urine). PCR reaction and amplification of 16S rRNA gene: 16S of Staphylococcus aureus (14/043) with Escherchia coli (11/413) existed (p>0.01). TheLactobacillus type strains were used as quality controls. Few studies of lactobacilli from normal and diseased vaginal and intestinal mucosae report the species involved (11, 29). Recent phylogenetic analyses have resulted in taxonomic changes in this genus (6, 26, 30, 34, 36). against some pathogenic bacteria. The results of this study suggest that the isolates isolated from

Between 70 isolates of According to the World Health Organization (WHO)20, probiotics are living micro-organisms which when administered in adequate numbers confer a health benefit on the host. Furthermore, the pathogenic bacteria were cultured in Tryptose

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