نتایج جستجو برای: significant diffirences in inhibition zone diameter
تعداد نتایج: 17068050 فیلتر نتایج به سال:
the mucus layer on the skin of fish contain a several of antimicrobial compounds that provide a first line of defense against fish pathogens. this study was conducted to evaluate the effects of different levels of prebiotic grobiotic®-a on antimicrobial activity and some immune parameters of mucus of cultured juvenile beluga (huso huso). for this purpose, four groups of beluga sturgeon with mea...
Abstract Background and purpose: Multiple drug-resistant (MDR) bacterial strains have spread in different parts of hospitals. The aim of this study was to design and synthesize an effective hybrid peptide by combining different parts of two peptides to achieve the highest antibacterial activity and its inhibitory effect against Staphylococcus aureus and Pseudomonas aeruginosa strains. Materia...
Antimicrobial Effects of Ethanol and Acetone Extracts of Plantago major Seed on Streptococcus mutans
Background and Aim: This study aimed to compare the effects of acetone and ethanolic extracts of Plantago major (P. major) on S. mutans. Materials and Methods: In this in vitro study, the antibacterial effects of eight different concentrations of the acetone and ethanolic extracts of P. major seed were examined on S. mutans, and the minimum inhibitory concentration (MIC) and minimum bacte...
background. this study evaluated the antimicrobial activity of tetraacetylethylenediamine-sodium perborate (taed-sp) in comparison to 2.5% and 5% sodium hypochlorite (naocl) against enterococcus faecalis. methods. a standard suspension of e. faecalis was inoculated on 60 plates containing mueller-hinton agar culture medium. four sterile disks of beckman filtration paper were placed on each plat...
Abstract Background and aim: Dental caries is a major health problem nowadays. polyphenolic compounds of tea can exert its anti-cariogenic effects by affecting the cariogenic Streptococcus Mutans bacteria. The aim of this study was to investigate the antimicrobial effect of ethanolic, methanolic and aqueous extracts of green tea in comparison with chlorhexidine on Iranian strain of this bacteri...
herbal medicinal products have attracted significant research interest in recent years. considering the efficiency of algae products in controlling pathogenic bacteria and also easy access to large resources of algae, this study was conducted to evaluate the effects of methanolic, chloroformic and aqueous extracts of gracilaria salicornia against aeromonas hydrophila , a heterotrophic, gram-neg...
Introduction: Increased use of antibiotics against bacterial infection increases drug resistance. This has led to extensive studies on plant compounds with antimicrobial activity and further efficacy as an antibiotic substitute. The purpose of this study was to evaluate antibacterial activity the five Medicinal plant extracts CinnamomumVerum, Zingiber officinale, Hibiscus sabdariffa, Berberis...
objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...
Evaluation of the Effect of Four Herbal Extracts on Growth of Streptococcus mutans and Lactobacillus
Background and aim: Reduction of oral pathogens is very important in the healing of oral ulcers and infections. The side effects of chemical drugs have attracted more attention to medicinal plants. The present study assessed the effect of clove, thyme, garlic, and cinnamon ethanolic extracts on the growth of Streptococcus mutans (S. mutans) and Lactobacillus by measuring the inhibition zone dia...
background. this study was designedaimed to investigate assess the antimicrobial antimicrobial eeffect of chlorhexidine (chx) on aggregatibacter a. actinomycetemcomitans biofilmss extracted isolated from subgingival plaque of periperi-iimplantitis lesions. methods. 13 thirteen participants patients requiring peri-implantitis treatment were consecutively selected and theirwere consecutively recr...
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