نتایج جستجو برای: heavy metal resistance bacteria

تعداد نتایج: 829545  

ژورنال: طب جنوب 2020
Amini , Kumarss, Kheirkhah , Babak, Rostami , Marzeah,

Background: Heavy metals enter the environment through industrial activities and contaminate natural ecosystems. Identification of heavy metal-resistant bacteria plays an important role in environmental pollution and ultimately cleansing it. Therefore, the aim of the present study was to isolate the resistant genes of Pseudomonas aeruginosa and the effects of nanoparticles on gene expression u...

Hamidreza Savaheli Khosro Issazadeh, Naeem Momeni

Heavy metal pollution by natural factors is a world-wide phenomenon. Release of large quantities of heavy metals without handling proper processes that could decrease the concentration of such a material is a hassle that makes strains resistant to these heavy metals apart from entering into human food chain. In this research, wastewater of four firms in Guilan province such as Foolad, Risandegi...

2015
Ayten Kimiran-Erdem Elif Özlem Arslan-Aydoğdu Ömer Altun

One hundred strains of Gram-negative bacteria were isolated from a brackish water Lagoon, Küçükçekmece in Istanbul-Turkey. Identification studies showed that 31% of the isolated bacteria were Escherichia coli, 28% were Citrobacter, and 12% were Enterobacter. Antibiotic and heavy metal resistances exhibited by these bacteria were evaluated. In antibiotic susceptibility tests, 68% of the isolates...

This laboratory study simultaneously was conducted to evaluate the resistance to heavy metals, silver, cadmium and a number of commonly used antibiotics. Sampling was done in 2014 of the two silver workshops in Isfahan, and the inlet of phase 2 of Shahin Shahr wastewater treatment plant, Isfahan. To isolate resistant bacteria to metal silver and cadmium and review multiple resistance to other m...

ژورنال: Medical Laboratory Journal 2015
Ebrahimipour, GH., , Karkhane, M, , Marzban, AR, , Moradi, A, ,

Abstract Bachground and Objective: most of environmental microorganisms have the genes resistance to antibiotics and metals. The aim of the current study was to survey resistance pattern to some antibiotics and heavy metals in three pseudomonas aeruginosa isolated from different ecological areas. Material and Methods: first, the isolates were identified by biochemical methods and phylogenetic a...

Indranil Choudhuri Kalyani Khanra Nandan Bhattacharyya Sudipta Panja

Industrial effluents consist many pollutant and heavy metals. Bacteria isolated from industrial west water ground may have potential to tolerate heavy metal. In this study we isolate a Citrobacter sp. which can resist heavy metal like Cu and Pb. Slurry from industrial west water ground was collected from 22.0663 N, 88.1041 E. The heavy metal content and other parameters of soil were estimated. ...

This research aims to study the effect of Mycorrizal fungus and Plant-Growth-Promoting Bacteria (PGPB) on Cadmium (Cd) uptake by one-year-old Eucalyptus Camaldulensis seedlings. The treatments have involved three levels of heavy metal (0, 30, and 60 mg/kg) for Cd, and three bacterial levels (no bacteria (B0), Bacillus (Ba105), and Pseudomonas (Ps36, Ps448)), inoculated with mycorrhizal fungus G...

Journal: Pollution 2017

This research aims to study the effect of Mycorrizal fungus and Plant-Growth-Promoting Bacteria (PGPB) on Cadmium (Cd) uptake by one-year-old Eucalyptus Camaldulensis seedlings. The treatments have involved three levels of heavy metal (0, 30, and 60 mg/kg) for Cd, and three bacterial levels (no bacteria (B0), Bacillus (Ba105), and Pseudomonas (Ps36, Ps448)), inoculated with mycorrhizal fungus G...

Indranil Choudhuri Kalyani Khanra Nandan Bhattacharyya Sudipta Panja

Industrial effluents consist many pollutant and heavy metals. Bacteria isolated from industrial west water ground may have potential to tolerate heavy metal. In this study we isolate a Citrobacter sp. which can resist heavy metal like Cu and Pb. Slurry from industrial west water ground was collected from 22.0663 N, 88.1041 E. The heavy metal content and other parameters of soil were estimated. ...

2015
Vandana Daware Rajendra Patil W. N. Gade

The pollution of the environment with toxic heavy metals is spreading throughout the world along with industrial progress. The present study deals with isolation, identification and characterization of heavy metal tolerant bacteria. Heavy metal tolerating bacteria was isolated from Mula river, Chinchwad, Pune, Maharashtra, India. On the basis of morphological, biochemical, 16S rDNA gene sequenc...

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