نتایج جستجو برای: mrs bile agar

تعداد نتایج: 76265  

دراین تحقیق بررسی پنج محیط کشت مختلف در چهار شرایط گرمخانه گذاری متفاوت، از نظر دستیابی به بهترین شمارش میکروبی باکتری پروبیوتیکی لاکتوباسیلوس اسیدوفیلوس، مورد ارزیابی قرار گرفته است. محیط­های مورد ارزیابی، شامل آگارهای MRS،Skim Milk ، MRS-bile ، M17و MRS باpH  اسیدی 2/5 بود. شرایط گرمخانه گذاری این محیط­ها شامل شرایط هوازی و بی­هوازی بود که هرکدام در دو درجه حرارت 37 و  45 درجه سانتی­گراد، به ...

Ali Ehsani Hassan Hassanzadazar, Javad Hesari Karim Mardani

Lactobacillus strains are a major part of the probiotics, microflora of the intestine and of fermented dairy products, and are found in a variety of environments. The aim of this study was to find out the ability of bile and acid tolerance and antibacterial properties of the twenty eight isolates of three group lactobacilli namely Lactobacillus plantarum, Lactobacillus casei and Lactobacillus d...

Measuring the viability of probiotic microorganisms in food products using plate count methodology is a common practice due to the simplicity (ease of performance), inexpensive and routine testing characters ofthis method. In present study, the suitability of de man rogosa and sharpe agar (MRS) bile agar medium forthe selective enumeration of mixed probiotic bacteria (Lactobacillus ...

Journal: :veterinary research forum 2012
hassan hassanzadazar ali ehsani karim mardani javad hesari

lactobacillus strains are a major part of the probiotics, microflora of the intestine and of fermented dairy products, and are found in a variety of environments. the aim of this study was to find out the ability of bile and acid tolerance and antibacterial properties of the twenty eight isolates of three group lactobacilli namely lactobacillus plantarum, lactobacillus casei and lactobacillus d...

2012
Hassan Hassanzadazar Ali Ehsani Karim Mardani Javad Hesari

Lactobacillus strains are a major part of the probiotics, microflora of the intestine and of fermented dairy products, and are found in a variety of environments. The aim of this study was to find out the ability of bile and acid tolerance and antibacterial properties of the twenty eight isolates of three group lactobacilli namely Lactobacillus plantarum, Lactobacillus casei and Lactobacillus d...

2015

Reliable methods for selective enumeration of probiotic and lactic acid bacteria (LAB) are required for improving the functional food quality of probiotics. Various methods were evaluated for selective enumeration of seventeen LAB and probiotic strains. Tested sugars failed to select any species however, improved recovery of total LAB count. The strains were viable and physiologically active wi...

Journal: :applied food biotechnology 0
sara nasiri boosjin department of food science & technology, varamin-pishva branch, islamic azad university, varamin, iran vajiheh fadaei noghani department of food science & technology, shahr-e-qods branch, islamic azad university, tehran, iran mahnaz hashemiravan department of food science & technology, varamin-pishva branch, islamic azad university, varamin, iran

background and objectives: importance of development of novel probiotic fermented milk and challenge made for its acceptability is well known. in this research, the impact of different inoculation sizes of yogurt and dl-type starter culture (mesophilic and thermophilic lab) on titratable acidity, viscosity, sensorial and microbial properties of fermented milk was investigated; and finally, prob...

Journal: :jundishapur journal of microbiology 0
hooshang niazi amraii microbiology department, science faculty, science and research branch, islamic azad university, arak, ir iran hamid abtahi molecular and medicine research center, arak university of medical sciences, arak, ir iran parvaneh jafari microbiology department, science faculty, science and research branch, islamic azad university, arak, ir iran; microbiology department, science faculty, science and research branch, islamic azad university, arak, ir iran, tel: +98-8634173502, fax:+98-8634173526 hamid reza mohajerani microbiology department, science faculty, science and research branch, islamic azad university, arak, ir iran mohammad reza fakhroleslam microbiology department, science faculty, science and research branch, islamic azad university, arak, ir iran neda akbari microbiology department, science faculty, science and research branch, islamic azad university, arak, ir iran

conclusions there are many of different species of lactobacillus probiotics in traditional dairy products of the markazi province, based on the findings of this study. it is recommended for researchers to isolate these strains and investigate their probiotic characteristics in order to reproduce them for use in food production as well as for medical treatment. results nineteen gram-positive and...

2012
Su Li Helen Walsh Sumangala Gokavi Mingruo Guo

It has been observed that Lactobacillus acidophilus has poor survivability in fermented goats’ milk. In this study, interactions between L. acidophilus and starter cultures during goats’ milk fermentation were investigated using three strains of L. acidophilus: ATCC-11975, LA-5 and NCFM, and the starter cultures (Lactobacillus delbrueckii subsp. bulgaricus (LB350) and Streptococcus thermophilus...

Lactobacilli commonly used as a probiotic and they can be isolated from various sources such as fermented foods and gastrointestinal tracts of humans and animals. The aims of this study were isolation and identification of lactobacilli from honey and investigation of some probiotic properties and antimicrobial effects against foodborne bacterial pathogens. A total of 88 honey samples were colle...

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