Effects of Essential Oils from Cymbopogon spp. and Cinnamomum verum on Biofilm and Virulence Properties of Escherichia coli O157:H7
نویسندگان
چکیده
منابع مشابه
Essential Oils and Eugenols Inhibit Biofilm Formation and the Virulence of Escherichia coli O157:H7
Enterohemorrhagic Escherichia coli O157:H7 (EHEC) has caused foodborne outbreaks worldwide and the bacterium forms antimicrobial-tolerant biofilms. We investigated the abilities of various plant essential oils and their components to inhibit biofilm formation by EHEC. Bay, clove, pimento berry oils and their major common constituent eugenol at 0.005% (v/v) were found to markedly inhibit EHEC bi...
متن کاملextraction and acetylation of purified trypsin from bovin pancreas and study of some its physico-chemical properties
آنزیم تریپسین در شرایط قلیایی ناپایدار می باشد .و فعالیت پروتئولیتیکی تریپسین منجربه خود هضمی آن در جایگاههای خاصی می گردد. بنابر این آنزیمی با ناپایداری بالا محسوب میگردد. در سالهای اخیر موفق شدند که با ایجاد تغیرات شیمیایی با اضافه کردن فلزات خاص ، کلسیم و یا عمل استیلاسیون منجر به افزایش پایداری آنزیم تریپسین گردند. مطالعات در حال حاضر نشان می دهد که تریپسین استیله شده فعالیت آنزیمی خود را ...
15 صفحه اولthe effects of planning on accuracy and complexity of iranian efl students’ written narrative task performance
this study compared the different effects of form-focused guided planning vs. meaning-focused guided planning on iranian pre-intermediate students’ task performance. the study lasted for three weeks and concentrated on eight english structures. forty five pre-intermediate iranian students were randomly assigned to three groups of guided planning focus-on-form group (gpfg), guided planning focus...
15 صفحه اولPhytochemical composition of essential oils from Cinnamomum camphora leaves of different areas and their analgesic properties
This article was aimed to analyze the essential oils from Cinnamomum camphora leaves of four areas by GC-MS and to study their analgesic properties. Analgesia test was performed employing mouse acetic acid writhing method, hot plate method and reserpine induced migraine model, and plasma and brain tissue NO and prostaglandin E2 (PGE2) contents were determined. The major compounds from essential...
متن کاملRepellency Effects and Chemical Components of Essential Oils Foeniculum Vulgare and Cinnamomum Verum against Aedes Vexans in Iran
Background and Aim: The presence of different climatic conditions in Iran has resulted in the high richness of medicinal plants. The occurrence of adverse side effects was reported following use of the chemical-based repellents which extensively used for personal protection against nuisance mosquitoes. All the efforts are made for exploring new repellents originated from medicinal plants and co...
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: Antibiotics
سال: 2021
ISSN: 2079-6382
DOI: 10.3390/antibiotics10020113