نتایج جستجو برای: microbial count

تعداد نتایج: 260004  

Mahboobe Dehghani Taraneh Movahhed Tayyebeh Ghoddusi

Introduction: Mobile phones and computers are a reservoir of growth and transmission of microorganisms. This study aimed to evaluate the microbial contamination of computers and mobile phones used by students of an academic dental school, compared to the students of a non-medical school. Methods: Sampling was performed on 44 computers and 45 mobile phones in a dental school (test) and a non-med...

2016
Cristina Delcaru Ionela Alexandru Paulina Podgoreanu Mirela Grosu Elisabeth Stavropoulos Mariana Carmen Chifiriuc Veronica Lazar

Urinary tract infections (UTIs) are one of the most important causes of morbidity and health care spending affecting persons of all ages. Bacterial biofilms play an important role in UTIs, responsible for persistent infections leading to recurrences and relapses. UTIs associated with microbial biofilms developed on catheters account for a high percentage of all nosocomial infections and are the...

Firouzeh, Nima, Ghorbanpour, Reza, Asadzadeh, Seyedeh Nastaran , Hashemi, Mitra , Hekmat Ara, Zahra , Sobhani, Khashayar ,

Introduction: Dental units are among the equipment that flows through the dental application, and due to the durability of water and the probability of forming the biofilm. They can have a high microbial load. It is important to investigate this pollution, which should be frequently investigated due to the incidence of dangerous infections in people with weakness of the defense system, pollutio...

2016
Nagendrababu Venkateshbabu Suresh Anand Mohan Abarajithan Sultan O. Sheriff Pulikkotil S. Jacob Nath Sonia

Complete eradication of microbial biofilms and elimination of the smear layer are the key factors during endodontic treatment. Various chemical irrigants have been proposed in the literature for the same. The major setback with these chemical irrigants is that they are not bio-friendly to the dental and peri-radicular tissues. In the recent years, research to use natural products for root canal...

Journal: :International journal of food microbiology 1998
C G Kumar S K Anand

Biofilms have been of considerable interest in the context of food hygiene. Of special significance is the ability of microorganisms to attach and grow on food and food-contact surfaces under favourable conditions. Biofilm formation is a dynamic process and different mechanisms are involved in their attachment and growth. Extracellular polymeric substances play an important role in the attachme...

Journal: :International journal of systematic and evolutionary microbiology 2002
Jeroen Heyrman An Balcaen Paul De Vos Peter Schumann Jean Swings

From two samples of microbial biofilms, damaging the mural paintings at the Saint-Catherine chapel of Castle Herberstein (Austria), four and nine coryneform bacteria were isolated, respectively. A polyphasic taxonomic study of these isolates, including morphological, biochemical and chemotaxonomic characterization, REP-PCR fingerprinting, 16S rDNA sequence analysis, DNA base ratio and DNA-DNA h...

B.K. Dey, M. Hossain,

Background: Contaminated handmade street foods are often claimed to occur food-borne diseases, especially in developing countries. Therefore, considering the public health issue, this study was conducted to assess the microbial contamination of handmade sauce used by street food vendors in Jashore, Bangladesh. Methods: A total of 30 samples of Plum Sauce (PS) and Tomato Sauce (TS) were collect...

ژورنال: سلامت و محیط زیست 2016

Background and Objectives: Qualitative evaluation of sewage sludge before any kind of application is essential. The present study was aimed to investigate Total coliform, Fecal coliform and Salmonella in sewage sludge produced at wastewater treatment plants in Azerbaijan Province, Iran. Materials and Methods: Nine wastewater treatment plants were chosen in East Azerbaijan Province, and their...

Aghakouchakzadeh, Arezoo, Esmail Shrazi, Sahar, Hamian, Mina, Mohamadzadeh, Mohammad, Rahim Zadeh, Mitra,

Introduction: With respect to the outbreak probability of dangerous infections among the patients, the water sources of dentistry units were taken into consideration, in view of microbial contamination. The objective of this study was to assess of pathogenic organisms of the water used in the dentistry units at Alborz Dental School. Material and methods: In this study, 120 samples from high spe...

Journal: :nutrition and food sciences research 0
mojgan hemmatian mehrnaz aminifar farnoosh attar

background and objectives: this study is the first research on the physiochemical characteristics, microbial population and microstructure of poosti cheese over 90-days of ripening. the main difference between poosti cheese and other types of traditional cheese is the skin, which is used for its storage. materials and methods: physicochemical characteristics including moisture, salt, ph, acidit...

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