نتایج جستجو برای: positive bacteria than against gram

تعداد نتایج: 2969825  

A Hadjiakhoondi , E Sadat-Ebrahimi , M Pirali Hamedani , MR Fazeli , MR Verdian-rizi ,

The composition of the essential oil obtained from the dried flowering aerial parts of Artemisia annua L. (Compositae) was analysed by GC and GC/MS. Thirty-two components were identified in the essential oil of A. annua L. with campher (48.00%), 1,8-cineole (9.39%), camphene (6.98%) and spathulenol (4.89%) as major components. The essential oil was evaluated for antibacterial and antifungal act...

Journal: :international journal of advanced biological and biomedical research 2014
hassan roozbahani mahdi asmar naser ghaemi khosro issazadeh

objective: due to the alarming increase the incidence and prevalence of infectious diseases and increasing bacterial resistance to antibiotics need to discover new strong antimicrobial compounds is feeling.methods: in this study, the antimicrobial properties of spider silk pholcus phalangioides produced in sterile conditions against two bacteria, listeria monocytogenes and esherichia coli with ...

2014
Mohamed Shohayeb El-Sayed S. Abdel-Hameed Salih A. Bazaid Ibrahim Maghrabi

Rosa damascena petals were extracted by water, hexane and ethanol. The latter was further fractionated with chloroform, ethyl acetate and butanol. Rose oil and different petal extracts were evaluated against three fungi and eleven Gram-positive, Gram-negative and acid-fast bacteria. Rose oil and all extracts exerted broad spectrum antimicrobial activities against the tested organisms. The desce...

ژورنال: Medical Laboratory Journal 2017
Chalabian, Firoozeh, Goudarziafshar , Hamid, Katouzian, Fatemeh, Rashki , Somayeh , Tamoradi, Taiebeh,

ABSTRACT         Background and objectives: Synthesis and characterization of several metal complexes (metal ions: Co2+, Ti4+ and Ce3+) of macroacyclic Schiff base ligand have been reported. The Schiff base ligand is prepared from the condensation reaction of 1, 4-di-(4-fluoro-2-aminophenoxy) butane with salicylaldehyde in ethanol. In addition, antibacterial ...

Nanomaterials are increasingly used to the targeting of gram-positive and gram-negative bacteria as an alternative to antibiotics. Bacterial infections are a major cause of chronic infections and mortality. People requirement for new materials for pathogenic bacteria treatment. It seems that nanomaterial-based strategies can be resolving this problem. In this research, improved antibacterial na...

Journal: :international journal of molecular and clinical microbiology 0
saeid soltani department of biology, qaemshahr branch, islamic azad university, qaemshahr, iran.سازمان اصلی تایید شده: دانشگاه آزاد اسلامی قایمشهر (islamic azad university of ghaemshahr) rahil khoshrooei department of biology, qaemshahr branch, islamic azad university, qaemshahr, iran.سازمان اصلی تایید شده: دانشگاه آزاد اسلامی قایمشهر (islamic azad university of ghaemshahr)

cladophora and enteromorpha are the filamentous green-algal genuses that have a widespread distribution in caspian sea coast. the aim of this study was to assess the antimicrobial activities of cladophora and enteromorpha in south of caspian sea. antibacterial activities of hydroalcoholic extracts of five different gram negative and positive bacteria including staphylococcus aureus, bacillus su...

Hassan Roozbahani Khosro Issazadeh, Mahdi Asmar, Naser Ghaemi

Objective: Due to the alarming increase the incidence and prevalence of infectious diseases and increasing bacterial resistance to antibiotics need to discover new strong antimicrobial compounds is feeling.Methods: In this study, the antimicrobial properties of spider silk Pholcus phalangioides produced in sterile conditions against two bacteria, Listeria monocytogenes and <em...

A. Foroumadi M. H. Moshafi M. Rezaei M. Saeedi M. Sayadi N. Mohammadhosseini N. Shariatifar S. Moghimi

Food poisoning has been emerged as a worldwide health issue and related illness in both developed and developing countries confirms its significance as an important public health priority.In vitro antibacterialevaluationof nine fluoroquinolone derivatives against food borne bacteria including Gram-positive (Staphylococcus aureus) and Gram-negative (Salmonella enterica, Escherichia coli, Yersini...

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