نتایج جستجو برای: Iranian black tea extract

تعداد نتایج: 371573  

2011
N. Jalayer Naderi M. Niakan M. J. Kharazi Fard S. Zardi

OBJECTIVE Dental caries is a common infectious disease. Streptococcus mutans is the pre-valent decay microorganism. The anti Streptococcus mutans activity of non fermented and semi-fermented tea has been shown. The aim of this study was to determine the anti Streptococcus mutans activity of Iranian green and black tea (non fermented and fermented type). MATERIALS AND METHODS The study was exp...

Journal: :journal of dentistry, tehran university of medical sciences 0
n. jalayer naderi assistant professor, oral and maxillofacial pathology deptartment, faculty of dentistry, shahed uni m. niakan assistant professor. microbiology deptartment, faculty of medicine, shahed university, tehran, iran m. j. kharazi fard research advisor, dental research center, tehran university of medical sciences, tehran, iran s. zardi graduate student of faculty of dentistry, shahed university, tehran, iran

objective: dental caries is a common infectious disease. streptococcus mutans is the prevalent decay microorganism. the anti streptococcus mutans activity of non fermented and semi-fermented tea has been shown. the aim of this study was to determine the anti streptococcus mutans activity of iranian green and black tea (non fermented and fermented type). materials and methods: the study was expe...

2010
Mahmoud Nadi Nariman Mosaffa Forouzan Karimi Mohammad Kamalinejad Babak Farrokhi Arash Anissian Parviz Pakzad

Many species of tea (Camellia sinensis) and cowslip (Echium amoenum) are used in Iranian traditional medicine. The aim of this study was to conduct the survey on the ability of Iranian black tea and cowslip extracts on secretion of tumor necrosis factor-alpha (TNF-alpha) by non-infected and infected mouse macrophages. A macrophage infection model with Legionella pneumophila and enzyme linked im...

ژورنال: Medical Laboratory Journal 2017
Jafariazad, Fateme, Jalayer Naderi , Noushin, Jamshidian, Hadise, Niakan, Mohammad,

ABSTRACT        Background and Objective: Anaerobic bacteria are the main cause of periodontitis. It has been shown that green tea and black tea have antibacterial effect. The aim of this study was to determine he antibacterial effect of Iranian green tea and black tea against Actinobacillus actinomycetemcomitans, Porphyromonas gingivalis and Prevotella intermedia...

K Jafari M Faghihi M Hamzehloo M Keshavarz Sh Gharibzadeh SM Karimian

Introduction: In this study, the effects of black tea extract of Iranian tea plant (Camellia sinensis var sinensis) and its polyphenolic pigment thearubigins were investigated on mice intestinal transit time. Method: Thearubigins were isolated by liquid-liquid fraction method. The effects of black tea extract and isolated thearubigins on intestinal propulsion were measured by charcoal propulsio...

Journal: :iranian journal of pharmaceutical research 0
m nadi n mosaffa f karimi m kamalinejad b farrokhi a anissian

many species of tea (camellia sinensis) and cowslip (echium amoenum) are used in iranian traditional medicine. the aim of this study was to conduct the survey on the ability of iranian black tea and cowslip extracts on secretion of tumor necrosis factor-alpha (tnf-alpha) by non-infected and infected mouse macrophages. a macrophage infection model with legionella pneumophila and enzyme linked im...

A Anissian B Farrokhi F Karimi M Kamalinejad M Nadi N Mosaffa P Pakzad

Many species of tea (Camellia sinensis) and cowslip (Echium amoenum) are used in Iranian traditional medicine. The aim of this study was to conduct the survey on the ability of Iranian black tea and cowslip extracts on secretion of tumor necrosis factor-alpha (TNF-alpha) by non-infected and infected mouse macrophages. A macrophage infection model with Legionella pneumophila and enzyme linked im...

A Anissian B Farrokhi F Karimi M Kamalinejad M Nadi N Mosaffa P Pakzad

Many species of tea (Camellia sinensis) and cowslip (Echium amoenum) are used in Iranian traditional medicine. The aim of this study was to conduct the survey on the ability of Iranian black tea and cowslip extracts on secretion of tumor necrosis factor-alpha (TNF-alpha) by non-infected and infected mouse macrophages. A macrophage infection model with Legionella pneumophila and enzyme linked im...

Journal: :علوم تغذیه و صنایع غذایی ایران 0
تیرنگ نیستانی t neyestani نیلوفر خلجی n khalaji

background and objective: although there are reports in the literature on the antimicrobial effects of green tea, the effect of black tea, the most common beverage in iran, on growth of bacteria, such as streptococcus pyogenes, has not been studied extensively. this study was undertaken to determine the inhibitory effect of black tea on the growth of streptococcus pyogenes in vitro and compare ...

Journal: :Carcinogenesis 2000
G Caderni C De Filippo C Luceri M Salvadori A Giannini A Biggeri S Remy V Cheynier P Dolara

We investigated whether polyphenolic extracts from black tea, green tea or red wine affect azoxymethane (AOM)-induced intestinal carcinogenesis. Male F344 rats were treated 10 times (1 week apart) with AOM (7.4 mg/kg, s.c.) and then allocated into groups receiving black tea, green tea or red wine extracts mixed in the diet at a dose of 50 mg/kg body weight for 16 weeks. In the rats treated with...

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