نتایج جستجو برای: organophosphorus degrading elements

تعداد نتایج: 295757  

1997
T. Kannapiran A. Ebrahim Haroon S. Vivekanandan S. Arunagiri

Thirty one self-immolators were compared with thirty one suicide attempters by consuming organophosphorus compounds in spheres like their personality, nature of life events and presence of depression. The personality of self-immolators was unique in the sense that they lack ego strength and superego strength and they were impulsive, aggressive and sensitive. They were not depressed. Life events...

Ehsan Aliakbari Hamid Tebyanian, Mehdi Hassanshahian, Omidreza Sarrafi Seyed Hanif Mirhosseiny

Some properties of compounds in degrading bacteria are required for biodegradation of contaminants to higher performance. Those strains which have a high percentage of these features are more effective at biodegradation. The present experiments were designed to measure these parameters. In this study, measurement of cell surface hydrophobic-degrading bacteria was designed which oil was separate...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه یزد 1388

the present research was conducted to accomplish two purposes. firstly, it aimed to explore and describe schematic structure or what halliday and hassan (1989, p.64) have called “generic structure potential” (gsp) of american english, iranian persian and iranian english newspaper editorials within systemic functional linguistics. secondly, a quantitative cross-comparison was made to investigate...

2009
Michael Eddleston David Gunnell Ludwig von Meyer Peter Eyer

WHAT IS ALREADY KNOWN ABOUT THIS SUBJECT * Acute alcohol intoxication often complicates acute organophosphorus pesticide poisoning. * No data are available on how alcohol intoxication affects outcome in acute organophosphorus pesticide poisoning. * In particular, the relationships between plasma alcohol concentration and plasma organophosphorus concentration or outcome are unclear. WHAT THIS ...

ژورنال: علوم آب و خاک 2011
بهرام علیزاده, , حسین معتمدی, , شاهین اوستان, , مصطفی چرم, , وحید سروی مغانلو, ,

Soil enzymes are the catalysts for important metabolic process functions including the decomposition of organic inputs and the detoxification of xenobiotics. The aim of this research was to determine the pattern of variation in the activities of dehydrogenase, urease, lipase and phosphatase enzymes, determining the number of hetrotrophic and degrading bacteria and measuring the soil respiratio...

Journal: :Physical chemistry chemical physics : PCCP 2015
Shamil K Latypov Fedor M Polyancev Dmitry G Yakhvarov Oleg G Sinyashin

The aim of this work is to convince practitioners of (31)P NMR methods to regard simple GIAO quantum chemical calculations as a safe tool in structural analysis of organophosphorus compounds. A comparative analysis of calculated GIAO versus experimental (31)P NMR chemical shifts (CSs) for a wide range of phosphorus containing model compounds was carried out. A variety of combinations (at the HF...

Ehsan Aliakbari Hamid Tebyanian, Mehdi Hassanshahian, Omidreza Sarrafi Seyed Hanif Mirhosseiny

Some properties of compounds in degrading bacteria are required for biodegradation of contaminants to higher performance. Those strains which have a high percentage of these features are more effective at biodegradation. The present experiments were designed to measure these parameters. In this study, measurement of cell surface hydrophobic-degrading bacteria was designed which oil was separate...

Journal: :Toxicology and applied pharmacology 1986
B W Schwab R J Richardson

Certain organic phosphorus esters produce sensorimotor axonopathy in man and other species. There is an excellent correlation between the capacity of an organophosphorus compound to produce axonopathy and its ability to inhibit brain neurotoxic esterase (NTE) in hens. Because NTE is present in peripheral lymphocytes of both hen and man, it has been suggested that the lymphocyte enzyme might be ...

Journal: :Journal of agricultural and food chemistry 2005
Yu Lei Priti Mulchandani Wilfred Chen Ashok Mulchandani

A microbial biosensor for rapid, sensitive, selective, and cost-effective determination of the total content of organophosphorus nerve agents with p-nitrophenyl substituent is reported. The biosensor consisted of genetically engineered PNP-degrader Pseudomonas putida JS444 expressing organophosphorus hydrolase (OPH) on its cell surface immobilized on a dissolved oxygen electrode. Surface-expres...

Journal: :British journal of industrial medicine 1991
A Brock

During a period of 10 months, inter and intraindividual variations in plasma cholinesterase (ChE) activity were studied in 331 employees of an organophosphorus insecticide factory, and in 193 healthy volunteers without occupational exposure to known ChE inhibitors. Repeated (n = 6) measurements of ChE activity and ChE substance concentration were performed in 410 subjects. The study showed subs...

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