Download the thesis about escherichia coli strains✅ Word Document

Dissertation (or Thesis) to receive the master's degree ""M.SC"" in microbiology. Abstract: Abstract: E.coliO157H7 bacteria is one of the main causes of food poisoning and diseases such as diarrhea, hemorrhagic colitis, hemolytic uremic syndrome, thrombocytopenic purpura and even death in humans. The aim of this study is to evaluate pathogenic genes 1stx, 2stx, eaeA in urine ...

Dissertation: Dissertation for receiving a specialized doctorate degree in pediatrics. Persian abstract. Title: Comparison of the effect of cefixime and azithromycin on pediatric dysentery. Infectious diarrhea is diarrhea caused by an infectious microorganism, of which Shigella is known to be the most important causative agent. Shigellosis in children may be associated with high ...

Abstract Nowadays, due to the resistance of microorganisms against antibiotics, it is important and necessary to use medicinal plants to obtain new compounds to overcome them. The aim of this study was to investigate the antimicrobial effects of methanolic and blue lime extracts against bacteria and mold. In this research, lemon peel extract was extracted by two methods, aqueous ...

Dissertation for Master's Degree in Food Science and Engineering, Food Microbiology, Abstract: Today, the increase in environmental pollution and the decrease in oil resources have led to the development and replacement of biodegradable packaging instead of packaging derived from petroleum resources. Also, in this regard, the use of antimicrobial compounds such as silver ...

Dissertation: To receive the degree of professional doctor of veterinary medicine (D.V.M.) Farsi abstract Title: Investigating the contamination of drinking water of broiler farms in Piranshahr city with Escherichia coli bacteria Drinking water is one of the vital and nutritious factors that is necessary for optimal growth and control of body temperature and should always be ...

Dissertation to receive a Ph.D. degree in Pharmacy Persian Summary Urinary tract infection (UTI) is the occurrence of infection due to the entry and growth of bacteria in any part of the urinary system, including the organs that collect and hold and excrete urine, namely the kidneys, ureters, bladder and urethra. UTI is usually caused by the entry of bacteria that can live in ...

Dissertation to receive a general doctorate degree Abstract Introduction and purpose: Since 1980, new groups of antibiotics called oxyimmunocephalosporins, which were resistant to the hydrolytic activity of beta-lactamases, were used to treat gram-negative bacterial infections. In the early 1990s, extended-spectrum beta-lactamases (ESBLs) produced by gram-negative bacteria ...

Master's thesis in the field of chemistry, mineral orientation Abstract: Synthesis and identification of the symmetric bis((E)-2-nitrophenylallylidene)-2 and 2-dimethyl-1,3-diamine propane ligands with the general formula MLX2, where M represents zinc (II), cadmium (II) and mercury (II) metals and X includes chloride, bromide, iodide, It is thiocyanate and azide, it was done. To ...

Master's Thesis in Microbial Biotechnology Abstract Probiotics are food containing living microorganisms that are useful for the body. In other words, a probiotic is a live edible microorganism that has a positive effect on the cells of the host body and improves and increases the microbial balance of the consumer's body. Probiotics are often used in the production of fermented ...

Dissertation for receiving a master's degree in the field of agricultural engineering, science and food industry, food microbiology. Abstract The antimicrobial effect of elderberry kernel extract as a substitute for chemical preservatives in the market was investigated on the chemical, microbial and sensory characteristics of mayonnaise. The measurements showed that the ...

Persian Abstract Introduction: In the food industry, there is an increasing tendency to develop economic methods in order to prepare food products with high nutritional and sensory value. Drying is one of the most widely used methods for preserving fruits and vegetables. Citrus fruits are one of the most important tropical and sub-tropical fruits in the world, which are highly ...

Dissertation for receiving a master's degree in the field of food science and engineering, specialization: food science and industry. Abstract Considering the various uses of vegetables in human nutrition, as well as their taste and usefulness in maintaining health and well-being, their importance is increasing day by day. Considering the short life after harvesting and ...

Abstract Canker disease is caused by bacteria (Xanthomonas citri pv. citri), which every year reduces the yield and quality of citrus fruits, especially lemons and oranges. This research was conducted with the aim of isolating and homogenizing two genes encoding harpins HrpW and HrpG from Xcc bacterium strain NIGEB-088 and making recombinant plasmids pBI-hrpG and pBI-hrpW in ...

Abstract Ostrich meat, which is classified in the red meat group, has a very high nutritional value, so it can be said that it is one of the least fatty and healthy. The most samples of red meat available. Heracleum Persicum or Iranian safflower plant (from Apiaceae family) is one of 10 species of Heracleum genus in Iran. The current study, considering the antimicrobial ...

Dissertation to receive a master's degree in agricultural engineering, food science and industry, orientation: food microbiology Abstract Cheese is one of the most nutritious and important milk products and the most important dairy product, which is the result of coagulation of cow, sheep, goat and ewe milk or a mixture of 2 or more types of them that is pasteurized by one of ...

Thesis for Master's Degree in Agricultural Engineering - Physiology and Breeding of Medicinal Plants Abstract: This research was carried out in order to extract, identify the constituent compounds and the antimicrobial properties of the essential oils of two varieties of Khuzestani Marza and Rashingari Marza. Extraction of essential oils was carried out by distillation with ...

Dissertation to receive a Master's degree (M.Sc.) in the field of Animal Science, Animal Nutrition, Abstract: Poultry breeding has taken a special place to provide part of the nutritional needs of the society, and the current society has correctly recognized this position and it is expanding every day. Therefore, it is very important to try as much as possible to improve the ...

Dissertation for receiving a master's degree in the field of food science and industry, food microbiology, abstract, due to the vast amount of desert resources in the country, as well as the problems of lack of water, camel breeding and attention to its meat have gained considerable importance. Rosemary is one of the medicinal plants with proven antimicrobial properties. In the ...

Dissertation: To receive the degree of professional doctor of veterinary medicine (D.V.M.) Title: Investigating the level of bacterial contamination of unhatched eggs in the hatchery of Mahabad city. Hatchery is an important part of the poultry industry, and the spread of bacterial diseases can be prevented by following the hygiene principles. In this research, samples were ...

Abstract: Spondylitis is one of the diseases affecting the spine, which damages the poultry industry worldwide and causes lameness in the bird. The main purpose of this study is to investigate the common microbial factors in spondylitis disease of broiler chickens, which was done through the cultivation of necessary samples in a number of special culture environments. For this ...

Dissertation for receiving a general doctorate degree Abstract Introduction and purpose: Metallobetalactamases (MBL) are enzymes that are produced by non-fermenting Gram-negative bacilli such as Pseudomonas aeruginosa and make these strains resistant to carbapenems. As a result, Pseudomonas carrying metallobetalactamase genes are considered a serious clinical threat. Considering ...

Dissertation for receiving a master's degree (M.Sc.) in the field of food science and engineering, majoring in food microbiology. Abstract One of the effective ways to improve the quality of bread and baked goods is to optimize the fermentation conditions of the product. In addition to increasing the nutritional value of bread, proper fermentation improves the rheological ...

Dissertation for master's degree in the Department of Plant Pathology Abstract One of the limiting factors of potato cultivation in Golestan province are plant diseases, the most important of which are viruses, and among them, PVY (Potato virus Y) is one of the most destructive. This virus infects many species of the Solanaceae family, plus more than 60 other plant species. The ...

Dissertation for Master's Degree in Clinical Psychology Abstract The purpose of this research is to investigate the effectiveness of the Dosa method on the theory of mind of high-functioning autistic children. The present research is a quasi-experimental type and the design used is a single-group pre-test-post-test design with follow-up and without the use of random selection. ...

Thesis for the M.Sc degree in wood and paper industry engineering, Mehr 2013 Abstract: In this research, the physical and mechanical properties of nanocomposites obtained from cellulose nanofibers and poly polymers

To receive a master's degree in polymer engineering - polymer industries, May 2013 abstract With the progress of various sciences and knowledge, the boundaries of knowledge have converged and in some fields we are witnessing

Master's Thesis Abstract: The present study investigated the effectiveness of emotional intelligence training on parenting stress of mothers of children with physical-motor disabilities in Zanjan city. For this purpose, in addition to the research question of ""determining the effect of emotional intelligence training on reducing the stress of parenting mothers of children with ...

Master's Thesis on Theater Directing Abstract This research is an attempt to explain Walter Benjamin's opinions and critical thoughts about modern art, and it is also an attempt to reread many of his opinions that are not directly aimed at the category of theater, but in the author's opinion, the scope of the foundations proposed by him is enough to tie the modern theater of the ...

Dissertation for master's degree in the field of civil engineering, road and transportation, the abstract of asphalt failures is one of the problems that are the concern of road and transportation engineers today, and every year huge costs are spent on the maintenance and repair of asphalt roads. Many efforts have been made to increase the strength and life of asphalt, among ...

Master's thesis (M.sc) Abstract: Nowadays, spam [1] is one of the main problems of search engines, because they make the quality of search results unfavorable. In recent years, there have been many advances in detecting fake pages, but new spamming techniques have also emerged in response. It is necessary to improve anti-spam techniques to overcome these attacks. A common ...

Master's thesis in the field of civil engineering, soil and foundation, today, due to the progress of the tunneling industry, the need to analyze and design underground structures in rocky environments is felt more than in the past. Although there are many numerical and practical software available in this field, none of them are complete and perfect in all fields, and each of ...

Master's Thesis in Civil Engineering-Earthquake Abstract Using braces as a lateral resistance system in steel structures is one of the most common methods to withstand the forces caused by earthquakes. One of the weak points of this system is the compression resistance of the bracing member and its buckling as a result of reducing the member's load. Today, this problem has been ...

Master's Thesis in Civil Engineering, Earthquake Orientation Abstract: Bridge structures are affected by various loads and are designed according to the level of risk that is considered for them. Explosive loading is one of the loads that threaten the health of bridges. It is necessary to evaluate the amount of damage and performance of bridges under the effect of this loading ...

Dissertation for Master's degree (M.A) subject: Persian language and literature, love in Nimai's poems (based on the poems of Nima Yoshij, Faridun Moshiri, Sohrab Sepehri, Hoshang Ebtahaj and Forough Farrokhzad) by: Solmaz Reihani Abstract One of the dominant themes of poetry, in the poetry of most poets, from the beginning until now, is love. Many definitions have been given ...

Abstract Underground facilities are an integral part of modern society and are used for many applications, including subways and railway lines, highways, material storage and water and sewage transportation. is used Underground facilities built in areas affected by earthquake activity must withstand both earthquake and static loading. By reviewing the historical cases of ...

Master's thesis in the field of structural civil engineering Abstract: Steel-reinforced concrete is a material that is widely used in civil engineering structures due to reasons such as suitable compressive strength, low cost of preparation and availability of raw materials. But reinforced concrete prepared from cement paste, ordinary aggregates, and steel rebars has weaknesses ...

Tendency of soil mechanics and foundations. Abstract: Investigating the behavior of soils due to different loadings is one of the most important issues in geotechnical engineering. The behavior of soils depends on several parameters such as grain size, grain type, loading method, stress history, etc. Non-alignment of main stress and main strain directions is a phenomenon that ...

-1. Introduction Helicobacter pylori, which was originally called Campylobacter pyloridis, is a microaerophilic Gram-negative bacillus that is mostly found in the deep parts of the mucous gel covering the gastric mucosa or between the mucus and the gastric epithelium (1). This bacterium can produce surface factors that are chemotactic for neutrophils and monocytes and in turn ...

The first chapter of the project title: The effect of infant massage on the amount of father-infant attachment - a randomized controlled clinical trial Statement of the problem Research on fetuses and newborn animals has shown that unusual sensory experiences (both overstimulation or overprivilege) can affect brain development. Touch sensitivity starts from the 7th fetal week ...

M.Sc. Dissertation for Master Degree in Chemical Engineering - Process Engineering Abstract Mercaptans are removed from hydrocarbon streams by various methods. The use of caustic soda solution and mucoli sieve beds are among the most widely used methods. In the oil and gas industries of our country, washing with relatively dilute caustic solution is often used to remove light ...

Master's Thesis in Civil Engineering (Soil and Foundation) Abstract Dense sand piles have been used since 1950 in Japan and then in other countries of the world as one of the most effective and economical methods in strengthening soil in order to prevent liquefaction, increase bearing capacity and improve soils with different grain sizes. The process of implementing dense sand ...

Dissertation for Master's Degree (M.Sc.) Field: Gas Processing and Transmission Engineering Abstract: Today, one of the problems in gas transmission lines is the gas hydrate phenomenon, which is a combination of light gases such as methane, ethane or carbon dioxide with water molecules under certain temperature and pressure conditions to form an ice-like substance that contains ...

Dissertation for Ph.D. Persian Abstract Opioid system can interfere with various neurotransmitters such as dopaminergic, serotonergic, GABAergic, glutamatergic and noradrenergic system. It has been shown that opioids (such as morphine) cause an increase in the amount of dopamine in the mesolimbic system, and increasing the amount of dopamine in the nucleus accumbens plays a key ...

Dissertation for receiving a master's degree, specialization: microbiology. Abstract Staphylococcus aureus is considered as the third most important cause of food-borne diseases. Milk is the primary source of Staphylococcus aureus and milk products are a known source of staphylococcal poisoning. This study was conducted to determine the prevalence of Staphylococcus aureus in ...

Dissertation for Master's Degree in Physical Education and Sports Science Major: Sports Physiology Abstract The aim of the current research is to compare the relationship between the level of physical fitness and body composition between public and non-profit schools in Rasht. included 600 people, separated by 200 people per

Dissertation for receiving the degree of Doctor of Dentistry, Dental Materials Research Center Abstract Objective: One of the objectives of this study was to investigate the fracture resistance of the teeth coated with various crown and root restorations. Materials and methods: 60 freshly extracted human premolar teeth were selected and randomly divided into five groups of ...

Dissertation for Master's Degree in Organic Chemistry Abstract of the research done in this thesis consists of two parts, the first part includes the one-pot synthesis of new spiro compounds using 4,5,5-trimethyl 4,5-dihydropyrrolo{1,2,3-hi}indole 1,2-dione with aromatic amines and vectors. The second part includes the synthesis of new derivatives of spiro compounds using ...

Dissertation for Master's Degree in Nursing Education (Internal Surgery) Abstract Introduction: Foot ulcers are the most common, serious and costly complications of diabetes and increase the risk of death in diabetic patients by 2-4 times. Also, diabetic foot is one of the main causes of disability in patients with diabetes mellitus and one of the chronic and preventable ...

Dissertation to receive Ph.D. Persian Summary Otostegia persica is one of the Lamiaceae (mint) plants, which in traditional medicine is used to treat malaria, reduce blood sugar and blood pressure, and relieve S fever. The name of this plant in Persian culture is ""golder"". This genus has 3 species of perennial herbaceous plants in Iran: Otostegia aucheri, Otostegia micchauxii, ...

Dissertation for receiving the master's degree ""M.Sc."" Orientation: food industry Abstract quantitative and qualitative analysis of bacterial and fungal flora and total volatile nitrogen, 6 types of commercial food, extruded (floating) produced in Mazandaran province, including: starters 1 and 2, growth and endings 1, 2 and 3, were investigated in a period of 90 days (0, 30, ...

Dissertation for receiving the professional doctorate degree in veterinary medicine D.V.M. Abstract: Objective: The disease caused by avian reoviruses is one of the economically important diseases in the poultry industry, which causes increased losses and culling cases, arthritis, tenosynovitis, reduced yield and reduced egg quality in broilers and especially broiler chickens. ...

Dissertation of the doctoral course in the field of chemical engineering, biotechnology, abstract. Heavy oil transportation by pipeline is one of the most important and suitable methods of transportation, and the high viscosity of heavy oil compounds and their sedimentation in the transportation route is the most obvious problem of this type of transportation. Emulsifying heavy ...

Master's Thesis in Food Safety and Health Abstract: Background: Essential oils and extracts obtained from medicinal plants with antimicrobial, anticancer and antioxidant compounds are of particular importance as new and natural medicinal compounds, both in the field of health and treatment of diseases and protection of raw and processed foods. Objective: To determine the ...

Dissertation to obtain a doctorate degree in general dentistry. Findings: The vertical changes of the soft tissue in all the measured points were lower in the test group compared to the control group, and this difference was not significant only in the midbuccal region, but it is significant in other places. The horizontal dimensional changes of the soft tissue were also less at ...

Master's Thesis in Mechanical Engineering - Applied Design Abstract In recent years, most of the researches have been focused on compressive and combined loading in order to investigate the buckling of nanotube structures, and for this purpose, the work done on tensile loading is very limited. Since the results of compressive and tensile loading in carbon nanotubes are ...

Dissertation for receiving the professional doctorate degree in veterinary medicine D.V.M. Abstract: Objective: Newcastle disease is one of the important economic diseases of the poultry industry in Iran, which is common in most poultry flocks and causes a lot of economic losses. Usually, serological methods are used to diagnose this disease, especially HI and ELISA methods.. ...

Dissertation for Master's Degree in Health Sciences in Nutrition Persian Abstract Background: Probiotics are useful bacteria that prevent the growth of microbes and the connection between them and the surface of the intestinal mucosa, and therefore play a useful role in the balance of the intestinal flora. In several animal studies, the effect of probiotics on blood sugar ...

Abstract In the present study, the effect of conditions (boiling) and storage time (9 days) on the content of ascorbic acid, nitrate and nitrite of 5 vegetable samples (broccoli, red cabbage, white cabbage, chives and mushrooms) were evaluated and the results were analyzed by spss 16.0 software. The results obtained from the statistical analysis showed that among the samples, ...

The final report of the research project abstract Introduction: Timely and accurate diagnosis is very important as the first step in the treatment of urinary stones. Therefore, we decided to compare the new method (Computed Tomography of Kidney, Ureter And Bladder) CT KUB with the conventional method of IVP (Intravenous Pyelography) stone detection. Materials and methods: ...

Dissertation for obtaining a master's degree in the field of food health and safety, abstract background: addition of edible acids to foods, in addition to inhibiting effects on microorganisms, creates the right taste and color in them. Objective: The present study was conducted in order to investigate the effect of organic acids on some microbial and organoleptic chemical ...

Abstract Introduction: It is estimated that about 2-3% of people in the society are suffering from urinary tract stones. Basic work cannot be done for the prevention and medical treatment of these patients, but simple and convenient surgical methods have been invented to remove stones. In this study, we decided to compare the new PCNL method with open stone surgery. Materials ...

Thesis for receiving a master's degree in horticulture, breeding and physiology of ornamental plants. Abstract One of the characteristics of ornamental leaf plants is the production of a sufficient amount of leaves and side branches to create a dense appearance. In some cases, it is necessary to treat non-branching cultivars with growth regulators to produce enough leaves and ...

Dissertation for M.Sc) in the field of mechanics in the field of construction and production. Abstract In the present research, the design and construction of the ECAR machine in order to investigate the effects of the process on carbon steel sheets was our goal. The desired research was carried out in the research workshop of Islamic Azad University, Jaseb branch. After the ...

A master's thesis in the field of mechanics, applied design, abstract. These two characteristics are caused by phase transformations under different thermodynamic loadings. Depending on these two mentioned features, memory alloys can be used as actuators in different forms. These structures can be used in different fields such as medicine, aerospace, knowledge

Dissertation for Master's Degree (M.Sc) in the field of Animal Science, Animal Nutrition, Abstract: This study was conducted in order to compare the effect of rice bran enriched with fish waste on the microbial population of the digestive tract and the humoral immune response of 200 one-day-old broilers of Ras 308 strain in the form of a completely randomized design with 5 ...

Dissertation for obtaining a master's degree in the field: horticulture, ornamental plants. Abstract This study was conducted in order to investigate the effect of nickel on the life after harvesting of gerbera flower in the form of a completely randomized design with three replications. Healthy gerbera flowers (Gerbera jamesonii cv. 'Intense') were purchased from a commercial ...

Dissertation for the Master's Degree in Plant Pathology (M.Sc.) Abstract Wilt is caused by different species of Verticilium and is one of the most important diseases of cotton in most regions of the world. Among the disease-causing species, V. dahliae is the dominant species in most parts of the world. Fungus is the cause of soil disease and causes quantitative and qualitative ...

Dissertation for receiving a master's degree in food science and industry, food microbiology, abstract Since the occurrence of food poisoning in a hospital can endanger the lives of patients and other people who use hospital food in some way and sometimes have a weak immune system, it is very important to observe food hygiene in the hospital. Every person who prepares, prepares, ...

Master's Thesis in Mechanical Engineering (Applied Design): Abstract of the analysis of leading damage in pin connections of composite materials. The purpose of this research is to analyze the leading damage in pin connections of composite materials. To do this, finite element software ABAQUS and FORTRAN programming have been used. The contact between the composite plate with ...

Master's Thesis in Agriculture Majoring in Agriculture (M.Sc) Abstract In order to investigate the effect of biofertilizers on the quantitative and qualitative characteristics of garden thyme, an experiment was carried out in a greenhouse in an area of ??Semnan in the cropping year of 2010-2011. This experiment was carried out using a 3x3 factorial based on a randomized complete ...

Dissertation for M.Sc degree, major: food microbiology, abstract Sterilized milk products that are prepared by the Faradam method, especially Faradam milk and cream, have opened their place in the diet of Iranian people in recent years. By adding healthy ingredients to products such as breakfast cream, the nutritional value of these products can be improved. In this research, ...

Dissertation for Master's Degree (M.Sc.) in Agricultural Engineering, Food Science and Industry, Yogurt is the most famous and widely consumed fermented milk product in the world. The most common defect in texture that leads to the non-acceptance of this product by the consumer is water loss. Today, in Iran, condensed yogurt is mostly produced in the reverse way, that is, by ...

Dissertation for Master's Degree in Mechanical Engineering, Manufacturing and Production, Abstract: The process of laser forming, especially in recent years, has been widely noticed. In this process, shaping is done by irradiating the laser beam on the surface of the sheet, which is accompanied by a rapid local heating and subsequent cooling of the heated area. However, the way ...