نتایج جستجو برای: showed less microbial activities

تعداد نتایج: 1909725  

2017
Vahid Farajolah Hosseini

Appearance and expansion of microbial resistance is one of the serious concerns in public health throughout the world. Thiazoles exhibits broad range of biological activities and was found in many active biological molecules. So far, it has proven that modifications of the thiazole ring are very effective with improved potency and less toxicity so that more than 90 % of novel drugs have the het...

2015
Sílvia A. Moreira Pedro A. R. Fernandes Ricardo Duarte Diana I. Santos Liliana G. Fidalgo Mauro D. Santos Rui P. Queirós Ivonne Delgadillo Jorge A. Saraiva

Hyperbaric storage (HS), storage under pressure at 25°C and 30°C, of a ready-to-eat (RTE) soup was studied and compared with refrigeration. Soup was stored at different time (4 and 8 h), temperature (4°C, 25°C, and 30°C), and pressure (0.1, 100, and 150 MPa) conditions, to compare microbial loads and physicochemical parameters. HS resulted in similar (microbial growth inhibition) to better (mic...

Journal: :Bioresource technology 2014
Achlesh Daverey Yi-Chian Chen Shihwu Sung Jih-Gaw Lin

In the present study, short-term effects of zinc on anammox activities and long-term effect of zinc on the performance of simultaneous partial nitrification, anammox and denitrification (SNAD) process were evaluated. The anammox activity decreased with increasing zinc concentration and exposure time in short-term tests. The IC50 value of zinc was found to be 6.9mg/L. However, the presence of zi...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد گرمسار - دانشکده علوم انسانی 1391

abstract the following study, in the first place, attempted to examine the effect of less experienced teachers participation in experienced teachers classes on their own skills and teaching methodology, in the second place, attempted to find out the role of teachers training in students achievements. for this purpose, 21 efl teachers were selected according to available sampling in kish l...

2015
Mahtab Hassanpourfard Zahra Nikakhtari Ranajay Ghosh Siddhartha Das Thomas Thundat Yang Liu Aloke Kumar

One of the central puzzles concerning the interaction of low Reynolds number fluid transport with bacterial biomass is the formation of filamentous structures called streamers. In this manuscript, we report our discovery of a new kind of low Re bacterial streamers, which appear from pre-formed bacterial flocs. In sharp contrast to the biofilm-mediated streamers, these streamers form over extrem...

Journal: :Applied and environmental microbiology 2012
X Lin S Green M M Tfaily O Prakash K T Konstantinidis J E Corbett J P Chanton W T Cooper J E Kostka

The abundances, compositions, and activities of microbial communities were investigated at bog and fen sites in the Glacial Lake Agassiz Peatland of northwestern Minnesota. These sites contrast in the reactivity of dissolved organic matter (DOM) and the presence or absence of groundwater inputs. Microbial community composition was characterized using pyrosequencing and clone library constructio...

Journal: :Biochemical Society transactions 2003
D L Jack M W Turner

Mannose-binding lectin (MBL; also known as mannan-binding lectin) is involved in first-line defence by binding to bacteria, viruses, protozoa and helminths through a pattern-recognition mode of detection and then initiating a range of host responses. Currently, we have been unable to extrapolate from what we know of the biochemistry of MBL binding to predict accurately the interaction of MBL wi...

2013
Rajeev Kharb Hardeep Kaur

Microbial infections are one of the leading diseases which are responsible for millions of deaths every year because of lack of effective antimicrobial therapy and this situation becomes more complicated because of microbial resistance towards conventional antibiotics. Quinoline derivatives have proved their medicinal importance by having broad spectrum of pharmacological activities like antimi...

Journal: :Current opinion in biotechnology 2006
Frank E Löffler Elizabeth A Edwards

Human activities have released large amounts of toxic organic and inorganic chemicals into the environment. Toxic waste streams threaten dwindling drinking water supplies and impact terrestrial, estuarine and marine ecosystems. Cleanup is technically challenging and the costs based on traditional technologies are exceeding the economic capabilities of even the richest countries. Recent advances...

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