نتایج جستجو برای: eps

تعداد نتایج: 5095  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1393

در این پژوهش، برای جداسازی باکتری های تولید کننده eps، از تصفیه خانه فاضلاب شهربجنورد نمونه برداری انجام شد. پس از رقت سازی وکشت دادن نمونه ها بر روی محیط جامد tsa، 84 سویه موکوئیدی انتخاب شد که از بین آن ها 20 سویه، قادر به تولید مقدار بیشتری eps بودند . برای استخراج eps ، 20سویه جداسازی شده بر روی محیط کشت اختصاصی غنی از گلوکز کشت داده شدند و با استفاده از اتانول مطلق سرد، جداسازی شدند. بررس...

Journal: :Advances in peritoneal dialysis. Conference on Peritoneal Dialysis 2002
Ryo Yamamoto Masaaki Nakayama Toshio Hasegawa Numata Miwako Hiroyasu Yamamoto Keitaro Yokoyami Masato Ikeda Naohiko Kato Hiroshi Hayakawa Hajime Takahashi Yasushi Otsuka Yoshindo Kawaguchi Tastuo Hosoya

Increased peritoneal function has been suggested to be a risk factor for developing encapsulating peritoneal sclerosis (EPS); however, clinical evidence is scarce. The present study aimed to clarify the specific character of peritoneal function in patients who developed EPS after withdrawal from peritoneal dialysis (PD). We studied 12 patients who developed EPS after PD withdrawal [(EPS group) ...

2012
Maneerat Tiranuntakul

This paper aims to broaden a better understanding of extracellular polymeric substances (EPS) and its impact on fouling in membrane bioreactor (MBR). Some fundamental knowledge about EPS and MBR fouling was covered in this paper in several aspects including definition of EPS, evaluation of EPS, influencing factors on EPS production and responsibility of EPS on MBR fouling mechanisms.

2015
Hongguang Yu Zhiwei Wang Zhichao Wu Chaowei Zhu Daniel Rittschof

Dynamic membrane (DM) formation in dynamic membrane bioreactors plays an important role in achieving efficient solid-liquid separation. In order to study the contribution of extracellular polymeric substances (EPS) to DM formation in anaerobic dynamic membrane bioreactor (AnDMBR) processes, EPS extraction from and re-addition to bulk sludge were carried out in short-term filtration tests. DM fo...

2018
Chin-Chung Tseng Jin-Bor Chen I-Kuan Wang Shang-Chih Liao Ben-Chung Cheng An-Bang Wu Yu-Tzu Chang Shih-Yuan Hung Chiu-Ching Huang

BACKGROUND Encapsulating peritoneal sclerosis (EPS) is a rare but serious complication of long-term peritoneal dialysis (PD). However, previous studies reported large variations in its mortality rates that may associate with a different degree of EPS severity. This study reports the incidence and outcomes of EPS and identifies the risk factors associated with severe EPS. METHODS We retrospect...

2015
Inkie J.A. Evers-van Gogh Sheril Alex Rinke Stienstra Arjan B. Brenkman Sander Kersten Eric Kalkhoven

Regular exercise has emerged as one of the best therapeutic strategies to prevent and treat type-2-diabetes. Exercise-induced changes in the muscle secretome, consisting of myokines and metabolites, may underlie the inter-organ communication between muscle and other organs. To investigate this crosstalk, we developed an in vitro system in which mouse C2C12 myotubes underwent electric pulse stim...

Journal: :Journal of environmental management 2014
T T More J S S Yadav S Yan R D Tyagi R Y Surampalli

Biopolymers are considered a potential alternative to conventional chemical polymers because of their ease of biodegradability, high efficiency, non-toxicity and non-secondary pollution. Recently, extracellular polymeric substances (EPS, biopolymers produced by the microorganisms) have been recognised by many researchers as a potential flocculent for their applications in various water, wastewa...

Journal: :Chemosphere 2003
Xiaoqi Zhang Paul L Bishop

This study discovered that biofilm extracellular polymeric substances (EPS) are biodegradable by their own producers and by other microorganisms when they are starved. The study was performed in a comparative fashion to examine the biodegradability of biofilm EPS by the microorganisms from the original biofilm (its own producers) and from activated sludge (other microorganisms). Four distinctiv...

2006
Thomas Chandler

Bacterial extracellular substances (also known as exopolysaccharides, or EPS) may serve as vectors for trophic transfer of metals in benthic systems because these ubiquitous sediment coatings can sorb high concentrations of toxic metals, and because many benthic invertebrates assimilate EPS sediment coatings upon ingestion. We conducted 3 sets of experiments to determine the assimilative bioava...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1988
D H Bartlett M E Wright M Silverman

Production of extracellular polysaccharide by the marine bacterium Pseudomonas atlantica is a variable trait. Strains that produce extracellular polysaccharide (EPS(+)) have a mucoid colony phenotype, but during cultivation in the laboratory nonmucoid, EPS(-) variants arise that have a crenated colony morphology. This change is reversible since crenated variants rapidly switch to the original m...

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