toxicity of which on biological wastewater processes, humans, and the environment has been proven in various studies. in this study, the half maximal effective concentration (ec 50 ) of growth inhibition of cadmium, lead, and mercury was assessed on dominant bacterial species present in sequencing batch reactors (sbr). methods: biomass sample was obtained from the biological unit of the sbr est...

objective the standard of hygiene in daily life and hospitals can be increased by the use of new antimicrobial fibers, which diminish the danger of pathogenic bacteria. in this study, the antimicrobial effect of special fibers on some staphylococcus isolates was investigated. materials and methods the antimicrobial effect of special type of fibers produced in isfahan poly acryl plant on three s...

conclusions the kin gingival chlorhexidine mouthwash has a greater effect than behsa and boht mouthwashes on oral microorganisms and is recommended to be used for plaque chemical inhibition. results the mics for kin gingival, behsa and boht mouthwashes were 0.14, 0.48 and 1000 micrograms/ml using the tube method for s. mutans, respectively. the mbcs for the mentioned mouthwashes were 0.23, 1.9 ...

conclusions our experimental and in silico findings may provide new insight in the complex molecular pathways of drug resistance and also could assist design an efficient therapeutic strategy for aspergillosis treatment. results four out of five isolates revealed cyp51a and mdr1 mrna overexpression. interestingly, the isolate, which was negative for cyp51a and mdr1 mrna expression showed a high...

a laboratory experiment was conducted to determine the allelopathic effect of residues aqueous extract of two ecotype of swallowwort (cynanchum acutum l.) on germination traits of wheat (triticum aestivum l.). a factorial experiment based on a completely randomized design with four replications was conducted at islamic azad university of karaj in 2012. factors were two swallowwort ecotype (ghaz...

background and purpose: candidiasis, an important fungal infection, is considered the fourth most common nosocomial blood stream infection. nowadays, because of increased fungal resistance to antibiotics, the use of herbal medicine has gained particular attention. cyclamen species are medicinal plants containing triterpenoid saponins, which are shown to have antimicrobial properties. materials ...

results based on these findings on agar diffusion with (p = 0.764), mic and mfc tests (p = 0.879), there were no significant differences between the antifungal effect of herbal and chemical mouthwashes. conclusions this study showed that, chemical mouthwashes acted better than herbal mouthwashes and among different chemical mouthwashes, oral b was most effective. objectives the aim of the curre...

background and objectives: resistance towards reveling antibiotics has captured great interest in evaluating the antimicrobial properties of the natural plants. taraxacum mongolicum is widely used as a folklore medicinal plant for its diuretic, antirheumatic and anti-inflammatory properties. though there are some reports on antimicrobial properties of taraxacum mongolicum, studies on antibacter...

a laboratory experiment was conducted to determine the allelopathic effect of residues aqueous extract of two ecotype of swallowwort(cynanchum acutum l.) on germination traits of wheat (triticum aestivum l.). a factorial experiment based on a completely randomized design with four replications was conducted at islamic azad university of karaj in 2012. factors were two swallowwort ecotype (ghazv...