Effect of combined physico-chemical preservatives on enterocin AS-48 activity against the enterotoxigenic Staphylococcus aureus CECT 976 strain
نویسندگان
چکیده
منابع مشابه
Effect of combined physico-chemical preservatives on enterocin AS-48 activity against the enterotoxigenic Staphylococcus aureus CECT 976 strain.
AIMS Control of the enterotoxigenic Staphylococcus aureus CECT 976 strain by enterocin AS-48 in laboratory cultures, and behaviour of the AS-48 activity in the presence of food preservatives. METHODS AND RESULTS Enterocin AS-48 shows inhibitory activity on the majority of the Staphylococcus species tested. This enterocin has a bactericidal and bacteriolytic mode of action on S. aureus CECT 97...
متن کاملthe effect of teaching reading as whole text task and paragraph task on efl learners speaking
abstract the present study was conducted to investigate the effectiveness of a rather newly developed method in language teaching that is the use of paragraph reading task and whole reading task and their effects on improving efl learner’s speaking ability. to fulfill the purpose of the study, first 90 participants studying their course at sa eedi high school in tehran were chosen by means of ...
15 صفحه اولEnhancement Effect of Berberis vulgaris var. integerrima Seeds on the Antibacterial Activity of Cephalosporins against Staphylococcus aureus and Escherichia coli
To evaluate the enhancement effect of Berberis vulgaris var. integerrima seeds on the antibacterial activity of cephalexin and ceftizoxime against Staphylococcus aureus and Escherichia coli ethanol extract of the seeds were prepared. Disk diffusion and broth dilution methods were used to determine the antibacterial activity of two cephalosporins in the ...
متن کاملThe Cyclic Antibacterial Peptide Enterocin AS-48: Isolation, Mode of Action, and Possible Food Applications
Enterocin AS-48 is a circular bacteriocin produced by Enterococcus. It contains a 70 amino acid-residue chain circularized by a head-to-tail peptide bond. The conformation of enterocin AS-48 is arranged into five alpha-helices with a compact globular structure. Enterocin AS-48 has a wide inhibitory spectrum on Gram-positive bacteria. Sensitivity of Gram-negative bacteria increases in combinatio...
متن کاملAntibacterial activity of propolis against Staphylococcus aureus.
In the present study, antimicrobial activity of the ethanolic extract of propolis (EEP), collected at different periods (June, August, and October-November) from various regions (Taipei, Mingchien, and Fanglia) in Taiwan, against Staphylococcus aureus was investigated. The effects of cell age, incubation temperature, and pH in response to EEP were also investigated. Depending on concentration, ...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Applied Microbiology
سال: 2004
ISSN: 1364-5072,1365-2672
DOI: 10.1111/j.1365-2672.2004.02276.x