نتایج جستجو برای: ms analysis demonstrated that carvacrol 7119

تعداد نتایج: 7882128  

2012
Ahmad Irshad Manzoor Rizvi

*Corresponding Author: [email protected] Abstract Carvacrol is a component of numerous aromatic plants which has been evaluated for substantial pharmacological properties. Although the carvacrol induced cytotoxicity has already been reported, but no such study have been made on human cervical cancer, HeLa and SiHa cells. Therefore, in the present study an attempt has been made to investigate t...

The aim of the present research is to investigate the profile of amino acid of Chlorella vulgaris supplemented with some plant amino acid and oil extracts. The bioactive oil and amino acid from four Iranian medicinal plants, namely Oliveria decumbens, Thymus kotschyanus, Trachyspermum ammi, and Zataria multiflora were obtained. The LC-MS / MS analysis demonstrated that the major amino acids com...

Journal: :Molecules 2009
Nada Bezić Ivica Samanić Valerija Dunkić Visnja Besendorfer Jasna Puizina

The purpose of this study was to compare the essential oil profiles of four South-Croatian Satureja species, as determined by GC/FID and GC/MS, with their DNA sequences for an internal transcribed spacer (ITS1-5.8S-ITS2) of the nuclear ribosomal DNA. A phylogenetic analysis showed that S. montana and S. cuneifolia, characterized by a similar essential oil composition, rich in the monoterpene hy...

Journal: :avicenna journal of phytomedicine 0
mohamad pirigharnaei biology department ,urmia university, urmia, i. r. iran samad zare biology department ,urmia university, urmia, i. r. iran reza heidary biology department ,urmia university, urmia, i. r. iran jalil khara biology department ,urmia university, urmia, i. r. iran reza emamalisabzi chemistry department and institute of biotechnology of urmia university, urmia, i. r. iran farshad kheiry chemistry department and institute of biotechnology of urmia university, urmia, i. r. iran

objective: origanum vulgare l. is rarely cultivated in iran but it is the only species of the origanum genus growing wild in this country. o.vulgare l. is widely spread all over the country. in this study, parameters of content, composition and antioxidant activity of the essential oils of domestic and wild iranian oregano populations were compared  with one another. materials and methods: the ...

2017
Sara Edwirgens Costa Benício Vasconcelos Hider Machado Melo Theodora Thays Arruda Cavalcante Francisco Eduardo Aragão Catunda Júnior Mário Geraldo de Carvalho Francisca Gleire Rodrigues Menezes Oscarina Viana de Sousa Renata Albuquerque Costa

BACKGROUND The emergence of multidrug-resistant bacteria is a worldwide concern and in order to find an alternative to this problem, the occurrence of antimicrobial compounds in Plectranthus amboinicus essential oil was investigated. Thus, this study aims to determine susceptibility of Staphylococcus aureus isolated from food to antibiotics, P. amboinicus essential oil (PAEO) and carvacrol. M...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1389

the current study examined iranian undergraduate efl students’ willingness to communicate with regard to their vocabulary knowledge. in general, participants were somewhat willing to communicate in english. the total mean score of 730 university students’ perception of willing to communicate was 83.53 out of 135. results, regarding four parts of willingness to communicate, revealed that part...

Journal: :Phytochemistry 2000
S I Pereira P A Santos J G Barroso A C Figueiredo L G Pedro L R Salgueiro S G Deans J J Scheffer

The compositions of the essential oils obtained from ten populations of Thymus caespititius grown on S. Jorge (Azores) were studied by GC and GC-MS. All the oils analysed were dominated by their monoterpene fraction (69-9%). The sesquiterpene fraction was rather small (4-17%) and consisted mainly of oxygen-containing compounds (3-13%). Enantiomeric ratio of sabinene and alpha-terpineol was inve...

Journal: :Molecules 2009
Jang-Gi Choi Ok-Hwa Kang Young-Seob Lee You-Chang Oh Hee-Sung Chae Hye-Jin Jang Dong-Won Shin Dong-Yeul Kwon

Methyl gallate is a major component of Galla Rhois, as carvacrol is of oregano essential oils. Both have shown good antibacterial activity against intestinal bacteria. This study investigated the antibacterial activities of nalidixic acid in combination with methyl gallate and carvacrol against nalidixic acid resistant bacteria. The combined effect of nalidixic acid with methyl gallate and carv...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه گیلان - دانشکده علوم انسانی 1392

the purpose of the present study was to investigate the effect of instruction through debate on male and female efl learners’ reading comprehension, to examine the differences between the performance of male and female participants on the five dimensions of cctst including analysis, evaluation, inference, deductive reasoning, and inductive reasoning, and to examine the differences between male ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1392

critical thinking ability has an important role in education. accordingly, scholars around the world are searching for new ways for teaching and improving students critical thinking ability. in line with the studies in efl contexts supporting the positive relationship between critical thinking and writing performances, this study investigated the differential effects of halverson’s critical thi...

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