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Determination of the ultrasonic effectiveness in advanced wastewater treatment
Ultrasonic organic matter capitation secondary effluent treatment
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2010/4/2
Ultrasonic technology may be used for water and wastewater treatment as an advanced oxidation process. Application of this technology, leads to the decomposition of many organic compounds during cavit...
CHEMICAL DENITRIFICATION OF NITRATE FROM GROUNDWATER VIA SULFAMIC ACID AND ZINC METAL
Chemical denitrification sulfamic acid electrolytic reactor
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2010/4/12
Nitrate contamination in drinking water can cause methemoglobinemia, which is especially detrimental to infants and nursing mothers. Batch experiments in two units for catalytic reduction of nitrate f...
Performance evaluation of full scale UASB reactor in treating stillage wastewater
UASB reactor stillage wastewater treatment plants
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2010/4/12
Upflow anaerobic sludge blanket (UASB) reactors have been widely used for treatment of industrial wastewater. In this study two full-scale UASB reactors were investigated. Volume of each reactor was 4...
Removal of Methyl Tertiary Butyl Ether (MTBE) vapour from contaminated air streams using different bacterial cultures in biotrickling filter
Methyl Tertiary Butyl Ether (MTBE) biotrickling filters microbial consortium
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2010/4/12
The treatment of methyl tertiary butyl ether (MTBE) vapors in biotrickling filters for air pollution control was investigated using different bacterial cultures. In the first phase, reactor was inocul...
EVALUATION OF TEETH LOSS AMONG WORKERS IN THE LAMINATE AND COMPOSITE MATERIALS DEPARTMENT OF AIRCRAFT FACTORY
loss of teeth laminate and composite materials
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2010/12/23
Liquid epoxide resins, solvents and solvent-modified epoxide resins, as well as hardeners for epoxide resins, appear to be skin and mucosa irritants of different intensity and possibly have allergenic...
APPLICATION OF SPECIFIC PRIMERS IN THE DIAGNOSIS OF ENCEPHALITOZOON SPP.
Encephalitozoon cuniculi Encephalitozoon intestinalis
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2010/12/23
In our experiment, 3 species-specific primer pairs cultivated in cell lines were used: Encephalitozoon cuniculi-specific primer pairs (ECUNF and ECUNR), Encephalitozoon hellem-specific primer pairs (E...
CUTANEOUS MANIFESTATION OF GIARDIASIS - CASE REPORT
cutis giardiasis granuloma annulare Giardia intestinalis
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2010/12/23
Giardia intestinalis is a protozoan parasiting the gastrointestinal tract of vertebrate hosts widely distributed throughout the world. Patients with giardiasis are usually asymptomatic but the presenc...
ELECTRON MICROSCOPIC EXAMINATION OF DENTAL UNIT WATERLINES BIOFILM
transmission electron microscope dental unit waterlines, biofilm
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2010/12/23
Using the transmission electron microscope, the ultrastructural examination was conducted to detect the presence of bacterial biofilm on the inner surfaces of the tubing in dental unit waterlines (DUW...
LOW BACK PAIN COMORBIDITY AMONG MALE FARMERS AND RURAL REFERENTS: A POPULATION-BASED STUDY
low back pain musculoskeletal disorders
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2010/12/23
Farmers report more low back pain (LBP) than rural referents. We have previously demonstrated that the difference in reporting rate cannot be fully explained by known risk factors such as physical wor...
ENDOTOXIN LEVEL AS A POTENTIAL MARKER OF CONCENTRATION OF GRAM-NEGATIVE BACTERIA IN WATER EFFLUENT FROM DENTAL UNITS AND IN DENTAL AEROSOLS
Gram-negative bacteria endotoxin dental unit waterlines
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2010/12/23
Gram-negative bacteria concentration in water effluent from a dental unit, and in dental aerosol forming during the work of a dental handpiece, was assessed. The study was conducted on 25 dental units...
FUNCTION OF HEART MUSCLE IN PEOPLE CHRONICALLY EXPOSED TO LEAD
lead heart function echocardiography
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2010/12/23
Rhythm and conductivity disturbances in heart muscle, change in autonomic system function and raised arterial blood pressure have been described in workers exposed to lead. They may be accompanied by ...
BACTERIAL CONTAMINATION OF INDOOR AIR, SURFACES, AND SETTLED DUST,AND RELATED DUST ENDOTOXIN CONCENTRATIONS IN HEALTHY OFFICE BUILDINGS
healthy office buidings occupational exposure
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2010/12/23
Endotoxin, a characteristic external fraction of the outer membrane from Gram-negative bacteria, continuously shed into the environment, is considered as an important risk factor for human health. Our...
LYMPHATIC FILARIASIS AMONG THE EZZA PEOPLE OF EBONYI STATE, EASTERN NIGERIA
lymphatic filariasis Wuchereria bancrofti
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2010/12/23
A total of 1,243 Ezza people living in 10 communities of Ebonyi State, eastern Nigeria were examined between July 2002-January 2003 for lymphatic filariasis. This is the first time a filariasis survey...
NASAL PROVOCATIVE TEST IN PATIENTS ALLERGIC TO POLLEN
nasal provocative test pollen allergy
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2010/12/23
Nasal provocative test (NPT) can be defined as a method for recreating upper respiratory tract response to natural allergens or irritants. It can be used in solving nasal patophisiology problems: esta...
MICROBIOLOGICAL RISK FACTORS IN DENTISTRY. CURRENT STATUS OF KNOWLEDGE
dentistry biological health hazards occupational hazards
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2010/12/23
Dentists belong to a professional group potentially exposed to harmful biological factors which most often are infectious microorganisms, less frequently - allergenic or toxic microorganisms.