نتایج جستجو برای: culture of microorganisms

تعداد نتایج: 21188592  

2017
Måns Ullberg Petra Lüthje Paula Mölling Kristoffer Strålin Volkan Özenci

The clinical demand on rapid microbiological diagnostic is constantly increasing. PCR coupled to electrospray ionization-mass spectrometry, PCR/ESI-MS, offers detection and identification of over 750 bacteria and Candida species directly from clinical specimens within 6 hours. In this study, we investigated the clinical performance of the IRIDICA BAC LRT Assay for detection of bacterial pathoge...

Background: Silver nanoparticles have been widely used in various biomedical applications and drug delivery systems. The biosynthesis of nanoparticles has been proposed as a cost effective environmental friendly alternative to chemical and physical methods. In the present study, synthesis of nanoparticles using a novel Nocardiopsis sp. AHA2 has been attempted. We used culture supernatant of Noc...

Journal: :Indian journal of medical microbiology 2005
S Basu A Pal P K Desai

The nature of reporting of a microbiology laboratory depends upon the quality of the culture media used. Quality of media directly affects the observations and inferences drawn from the cultural characteristics of microorganisms. Checking of different parameters of media such as growth supporting characteristics, physical characteristics, gel strength and batch contamination can help to assess ...

2009
Petia Koprinkova-Hristova Silviya Popova Mihail Angelov Georgi Kostov

Abstract: The present paper presents a hybrid model of yogurt starter mixed culture fermentation. The main nonlinearities within a classical structure of continuous process model are replaced by neural networks. The new hybrid model accounts for the dependence of the two microorganisms’ kinetics from the on-line measured characteristics of the culture medium – pH. Then the model was used furthe...

Journal: :Current opinion in biotechnology 2007
Thaddeus Chukwuemeka Ezeji Nasib Qureshi Hans Peter Blaschek

Butanol is produced chemically using either the oxo process starting from propylene (with H2 and CO over a rhodium catalyst) or the aldol process starting from acetaldehyde. The key problems associated with the bioproduction of butanol are the cost of substrate and butanol toxicity/inhibition of the fermenting microorganisms, resulting in a low butanol titer in the fermentation broth. Recent in...

Journal: :The Journal of antibiotics 1997
M P Singh A T Menendez P J Petersen W D Ding W M Maiese M Greenstein

In the course of screening microorganisms isolated fromthe marineenvironment,fermentation samplesof culture LL-141352 were found to exhibit activity in the Biochemical Induction Assay (BIA), which detects agents that directly or indirectly initiate DNAdamage1}. This culture was originally isolated from an orange tunicate collected from the Pacific Ocean in proximity to Fiji and was subsequently...

Journal: :Journal of clinical microbiology 2015
María Eugenia Portillo Margarita Salvadó Andrej Trampuz Ana Siverio Albert Alier Lluisa Sorli Santos Martínez Daniel Pérez-Prieto Juan P Horcajada Lluis Puig-Verdie

Sonication improved the diagnosis of orthopedic implant-associated infections (OIAI). We investigated the diagnostic performance of sonication fluid inoculated into blood culture bottles in comparison with that of intraoperative tissue and sonication fluid cultures. Consecutive patients with removed orthopedic hardware were prospectively included and classified as having OIAI or aseptic failure...

Journal: :international journal of architecture and urban development 2014
farah habib maryam khastoo

culture has always been regarded as the most important element of human communities; we can easily observe cultural changes. what causes these changes has been a matter of controversy. the issues such as people’s increasingly getting detached from each other, psychopathy, behavioral abnormalities, traditions being increasingly faded away, malformation, extravagancy and value conversion into ant...

ژورنال: حیات 2000
کریمی, رقیه ,

The present is a descriptive study aimed at an investigtion into the incidence of bacterial infections in the respiratory system of infans under mechanical ventilation. Use of this instrument is inevitable in cases of respiratory failure or delay, and the air passage should be kept clean by means of a trachea suction thus the problem of pulmonary infection due to handling and entering of partic...

Journal: :Cumhuriyet Science Journal 2021

Heterotrophic marine microalga Schizochytrium sp. is one of the most studied microorganisms for docosahexaenoic acid (DHA) production. Severeal strategies were reported to enhance DHA production, including co-culturing algal cells with different microorganisms. In this study, and Escherichia coli co-cultured examine effect bacterial on growth The incubated 168 h recovered analyze biomass lipid ...

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