Science topic

Bacteriology - Science topic

The study of the structure, growth, function, genetics, and reproduction of bacteria, and BACTERIAL INFECTIONS.
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Background India reports the highest number of extrapulmonary tuberculosis (EPTB) cases globally, most of which are lymph node TB (LNTB). In high tuberculosis (TB) burden countries rapid diagnosis is very important. Fine needle aspirate cytology (FNAC) diagnosis can be made with features of caseous necrosis with/without epithelioid granulomas. Howe...
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Background: An outbreak of salmonellosis due to Salmonella Typhimurium was detected coincidentally in a Swiss meat rabbitry, given that surveillance of Salmonella in rabbits is not mandatory in Switzerland. Methods: To assess the extent of potentially subclinical Salmonella carriage in meat rabbits, faecal pool samples of 50 farms (90% of Swiss...
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Abortions are multietiological disorders of pregnancy interfering with reproduction, and bacteria are often the most common cause of in-utero death of foetii. The study was conducted to understand the bacteria associated with abortion and foetal death in big cats. Bacteriological analysis of aborted foetii samples (heart blood, stomach contents, li...
Book
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Dans le cadre de notre formation en contrôle des maladies infectieuses, nous avons effectué un stage au laboratoire de l’hôpital de District de New-Bell, Douala-Cameroun du 13 Aout au 13 Septembre 2012. Suite au constat d’une carence en supports physiques et surtout d’une difficulté dans la rédaction des rapports de stage en biologie clinique, on t...
Article
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Mining activities have a long history of contributing in the metallic trace elements (TME) contamination of surface waters. This contamination can be related to the mine water discharge from the exploitation of geo-chemically different deposits. The purpose of the present work is to evaluate the punctual and potential mining impact on the quality o...
Article
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Background Antimicrobial resistance to metronidazole has emerged after several decades of worldwide use of the drug. The purpose of this study was to evaluate the effectiveness, safety and population pharmacokinetics of morinidazole plus levofloxacin in adult women with pelvic inflammatory disease (PID). Methods Patients in 30 hospitals received a...
Article
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For some time now, there has been an increased proliferation of sachet packaged water sold in almost all sale points, even in the streets. With its doubtful quality, it becomes important to carry out a study on the bacteriological examination of those sachets of drinking water in the city of Garoua. 200 samples were collected for the bacteriologica...
Article
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Background As one of the top three high tuberculosis (TB) burden countries, China is a country where the overall TB incidence continues to decline. However, due to its large population and area, the increased TB burden exists in regional areas. Methods This retrospective study analyzed local inpatient pulmonary TB cases in the Affiliated Hospital...
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This study evaluated and compared the bacteriological effect of two‑piece implants and one‑piece implants in complete overdenture cases on supporting structures. Materials and Methods: Ten male completely edentulous patients were selected and randomly divided into two equal groups according to the implant design and surgical technique for this stud...
Article
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In the conducted study, an attempt was made to verify and evaluate the impact of the biofilm formed on the surfaces of the installation material on the quality and sanitary safety of tap water reaching the consumer. For biofilm studies, fractal analysis and quantitative bacteriological analysis were used. The quality of tap water flowing through th...
Article
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La presencia de bacterias del género Vibrio spp., en los sistemas de producción de moluscos bivalvos, es un factor de riesgo considerable en la producción de los mismos, este documento, presenta el procedimiento y los resultados obtenidos en un bioensayo realizado con larvas de ostra del Pacífico Crassostrea gigas desafiadas con una cepa patogénica...
Article
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Introduction: A hospital-based investigation of bacteriological isolates helps to identify common causative bacteria and their antibiotic sensitivity patterns. This helps in formulating presumptive antibiotic therapy and in reducing antibiotic misuse. The aim of this study was to find out the prevalence of positive bacterial culture isolates among...
Article
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Objective To accurately estimate the global prevalence of non-tuberculous mycobacteria (NTM) in adults with non-cystic fibrosis (non-CF) bronchiectasis and to determine the proportion of NTM species and subspecies in clinical patients from 2006 to 2021. Design Systematic review and meta-analysis using the Preferred Reporting Items for Systematic R...
Article
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The safety of water is an essential concern. Water is essential to sustain life, and a satisfactory supply must be made available to consumers. It is a critical requirement in the maintenance of metabolic functions and homeostasis (the ability to maintain stable body conditions) in living cells. The aim of this study was to evaluate the Bacteriolog...
Article
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The current study was conducted to assess the quality of treated water in the Dandan water treatment plant for drinking water and its related residential neighborhoods on the right side of Mosul city. Water samples were collected from ten sites (before and after treatment and the rest from the residential areas included in the study) to estimate th...
Article
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Background and aims: Staphylococcus aureus is a leading cause of infectious diseases and responsible for outbreaks among athletes’ team. The aims of this study were to determine the prevalence rate of S. aureus among athletes, and evaluate the antibiotic resistance and risk factors associated with S. aureus isolates. Materials and methods: We perfo...
Article
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Infectious Coryza (IC) is an infectious upper respiratory disease of chickens and birds, caused by Avibacterium Paragallinarum (Av. Paragallinarum). It is characterized by facial swelling and nasal discharge. Here, the study aimed to identify the causative agent of infectious coryza from diseased cases using conventional and molecular methods, fort...
Article
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Introduction: now a days, electronical devices such as Laptops and computers due to their well-functional usage, may have a major roll and effect on human health. So it is important to be more attentive to their cleanliness.Material & methods: in this descriptive cross-sectional study some electronical devices such asLaptops, Tablets, Printer sets,...
Chapter
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Desde la década de 1880, el desarrollo de la bacteriología implicó importantes transformaciones en las prácticas médicas, así como en la configuración del campo sanitario en sus múltiples dimensiones cognitivas, tecnológicas, políticas y profesionales. Estos cambios —sucedidos en un lapso de unas pocas décadas— tuvieron su origen en Francia y Alema...
Article
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This study characterizes groundwater Physico-chemical parameters and bacteriological analysis in Bwari, FCT the capital city of Nigeria. Nine boreholes were randomly selected for sampling. Sample locations include Dutse Sokali, Dutse Baupma, Dutse Jabu, Kogo, Bwari, Sabon Gari Bwari, Dimas Isuwa Street, Bwari, Dutse Alhaji, Tasha Bwari and F01 Kubw...
Article
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The present study aimed to conduct a field study on the water ponds in different areas of Kirkuk city. for the purpose of evaluating the water quality for four selected areas, which included water before the pond (wells water) and water inside and outside the ponds (fish ponds). December until 7/31/2021 in July. The study included measuring physica...
Article
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Background Recurrence continues to place significant burden on patients and tuberculosis programmes worldwide, and previous studies have rarely provided analysis in negative recurrence cases. We characterized the epidemiological features of recurrent pulmonary tuberculosis (PTB) patients, estimated its probability associated with different bacterio...
Article
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The World Health Organization recommends the scale-up of tuberculosis preventive therapy (TPT) for persons at risk of developing active tuberculosis (TB) as a key component to end the global TB epidemic. We sought to determine the feasibility of integrating testing for latent TB infection (LTBI) using interferon-gamma release assays (IGRAs) into th...
Article
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The aim of the present study was to evaluate the sensory acceptability limit of refrigerated fish through a multivariate approach, involving classic physicochemical and bacteriological indicators and considering different consumer profiles. The results of the survival analysis demonstrated that, in general, consumers still considered the fish to be...
Article
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As part of the efforts to evaluate the quality of public water supplies in Nigeria, borehole water samples were collected from Anambra, and Abia Statesof Nigeriato ascertain their bacteriological and physico-chemical potability. Membrane filtration technique (MFT) was used for bacterial counts on glucose tryptone agar for heterotrophic counts, Terg...
Article
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The occurrence of metritis during the postpartum period causes serious economic losses in dairy cattle. The Micronised Purified Flavonoid Fraction (MPFF) is a polyphenolic flavonoid compound which is considered to have many health-related properties such as antibiotic, anti-inflammatory, phlebotonic, and several vascular-protecting activities. The...
Preprint
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Background: Drinking water quality deterioration is a big issue in many countries which could be a result of many interconnected biological, physical, and chemical factors. The main contaminants of water sources are human excreta, animal waste, and effluent agricultural practices. Even if the source is safe, water may also become faecally contamina...
Article
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Background Tuberculosis (TB) is a leading cause of morbidity and mortality in children but epidemiological data are scarce, particularly for hard-to-reach populations. We aimed to identify the risk factors for unsuccessful outcome and TB mortality in migrant children at a supportive residential TB programme on the Thailand–Myanmar border. Methods...
Article
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The ability of texture analysis (TA) features to discriminate between different types of infected fluid collections, as seen on computed tomography (CT) images, has never been investigated. The study comprised forty patients who had pathological post-operative fluid collections following gastric cancer surgery and underwent CT scans. Patients were...
Article
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Different metals, such as silver (Ag), copper (Cu), and zinc (Zn), have been broadly investigated as metals and cations used both in medicine and everyday life due to their broad spectrum of antibacterial activity. Although the antibacterial action of those metals and their ions is well known and studied, the main problem remains in the standardiza...
Article
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Percutaneous needle electrolysis using tri-beveled needles with a specific protocol (5 mA applied for 25 s) has demonstrated to provoke a clinical reduction of recurrent bacterial infections in mammary fistulas. However, the bactericidal effect of needle electrolysis in this pathology remains theoretical. This in vitro study evaluated the bacterici...
Article
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Introduction: Despite numerous articles on intraoperative contamination in total knee arthroplasty (TKA) procedures, the available data on tissue contamination are scarce and mainly based on evaluating bacteriological swabs. Methods: Two hundred and forty specimens, divided between bone and soft tissue, were obtained from 40 consecutive unilater...
Article
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Most developing countries especially sub-Saharan countries like Ethiopia struggle with poor drinking water quality problems. Hence, this research was conducted to model residual chlorine in the Arada sub-city supply system by using Water CAD V8\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{...
Article
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In broiler breeders, background mortality is rarely addressed, however, it represents the death of a vast number of birds, a constant productivity loss, welfare concerns and it might affect chick quality. The study aimed to unveil lesions leading to mortality in a study population perceived as healthy, combined with whole-genome sequencing (WGS) of...
Article
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Photobiomodulation has been used to inactivate bacterial growth, in different laser or LED protocols. Thus, the aim of this study was to verify the inhibition of Staphylococcus aureus, Pseudomonas aeruginosa, and Escherichia coli, in ATCC strains and bacteria collected from patients with skin burns, after irradiation with LED; 300 μl of saline solu...
Article
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Objective. To analyze the structure and magnitude of the labor costs of various categories of personnel of the microbiological laboratory in their workplaces in order to standardize labor and calculate the labor intensity of the studies performed. Materials and Methods. The assessment of the labor costs of the personnel of the microbiological labor...
Article
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Groundwater, which is usually extracted through boreholes, is the most reliable source of drinking water in many developing countries such as Ghana. This study evaluated borehole drinking water quality in the Bole district in the Savannah Region of Ghana. The evaluation was based on the laboratory analysis of sampled borehole water and comparing th...
Article
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DNA supercoiling acts as a global transcriptional regulator in bacteria, but the promoter sequence or structural determinants controlling its effect remain unclear. It was previously proposed to modulate the torsional angle between the −10 and −35 hexamers, and thereby regulate the formation of the closed-complex depending on the length of the ‘spa...
Article
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Water treatment plant (WTP) can be described as water processing to attain water quality that meets specific end-user or community objectives. A WTP's performance assessment is a method for measuring functioning efficiencies based on certain performance indices such as degree of removal of pollutants such as turbidity, color, suspended impurities,...
Article
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In this study, four sampling points from the major river that flows through Akure, Ondo State, Nigeria was considered. A total of 16 samples were obtained from the sampling points and some physico-chemical and bacteriological tests were carried out on each sample. Statistical analysis of the water parameters was carried out using SPSS statistics 22...
Article
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Tuberculosis (TB) is an infectious disease that is a significant cause of ill health and one of the leading causes of death worldwide. The prevalence of tuberculosis varies significantly across the country. Recent sub-national surveys have revealed wide geographical variation and discordance with corresponding annual notification rates. Present stu...
Article
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Background: Concurrent pulmonary tuberculosis (PTB) and extrapulmonary tuberculosis (EPTB) is associated with poor treatment outcomes yet its epidemiology in Uganda is unknown. The purpose of this study was to determine the prevalence, associated factors, and treatment outcomes of concurrent PTB and EPTB among patients at a national tuberculosis (T...
Article
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Background: Surgical site infections (SSIs) are infections that occur one month after a surgical operation or one year after implant surgery and a surgical procedure, either at the injury site or near the injury site. Despite SSIs are still a major problem causing increased morbidity and mortality globally, especially in developing countries, there...
Article
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El objetivo del presente estudio fue identificar molecular y serológicamente Salmonella spp presentes en aislados de huevos, canales y vísceras aviares. Se evaluaron 46 aislados de origen aviar identificados como Salmonella spp mediante cultivos y pruebas bioquímicas en el periodo 2012-2017, procedentes de varios distritos de la ciudad de Lima. Est...
Article
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Methicillin Resistant Staphylococcus aureus (MRSA) is an important zoonotic pathogen capable of causing life threatening disease conditions in humans. A cross-sectional study was conducted to investigate the presence of MRSA in both pet and stray dogs within the Sokoto metropolis. A total of 100 oral swabs comprising 50 each from pet and stray dogs...
Poster
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Atypical variant of Osteosynthesis associated Infection in tibia , presented late after over 7 years. The type of infection is concealed within the medullary canal at M/3 rd and Distal 3rd with complete obliteration of the medullary canal proximal to the lesion. getting the sample for the bacteriological diagnosis had the risk of refracture. Althou...
Article
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Understanding the mechanisms of the interactions between zinc-based layered double hydroxides (LDHs) and bacterial surfaces is of great importance to improve the efficiency of these antibiotic-free antibacterial agents. In fact, the role of surface interactions in the antibacterial activity of zinc-based LDH nanoparticles compared to that of dissol...
Article
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Antimicrobial resistance (AMR) is a global health threat, and antimicrobial use in animal production for growth enhancement or prophylaxis contributes to the development of AMR. A cross-sectional study was conducted to investigate the prevalence of methicillin-resistant Staphylococcus aureus (MRSA) in poultry and farm attendants in Kebbi, NorthWest...
Article
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Pediatric tuberculosis is a serious infectious disease and a hidden global epidemic. The objective of this study was to describe the epidemiological situation of tuberculosis mortality in children under 15 years of age in Colombia in the period 2010–2018. A longitudinal descriptive study was conducted. The variables sex, age groups, and origin were...
Article
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Physiotherapy adds quality to the life of people. It provides support to people with disability. Leprosy is such a debilitating condition in which people suffer concerning their functionality and emotional parameters even after bacteriological cure. Leprosy is having several types of social stigmas attached to it which could be the reason for the d...
Chapter
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This chapter will discuss bronchopulmonary actinomycosis and our clinical recommendation with the literature review. Actinomycosis is a disease caused by filamentous Gram-positive anaerobic bacteria of the genus Actinomyces. It is a rare and slowly progressive infectious disease affecting various organ systems, including the lung. Given its nonspec...
Article
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In this study we try to found the bacterio-logical profile for the pediatric sepsis and anti-biotic sensitivity pattern for an isolation for a children's patients. so can be minimized the suspicion that which surrounding for the clinical program for therapy of neo-natal septicemia via the minimizing the periodic Epidemiology surveys of Pathogenic f...
Poster
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Aim of this study was to see whether next to reduction of clinical signs and thus reduction of antimicrobial usage, it was possible to reduce Salmonella Typhimurium (ST) to below the bacteriological detection level, using vaccination of sows and piglets with Salmoporc a live attenuated ST vaccine, in combination with standard hygienic measures.
Article
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Merkel cell polyomavirus (MCPyV) has been detected in respiratory specimens including those from Cystic Fibrosis (CF) patients, raising questions about its immunological and clinical relevance in the respiratory tract. MCPyV might promote an inappropriate antiviral response contributing to a chronic inflammatory response and resulting in detrimenta...
Article
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2022): Physicochemical, bacteriological and water quality index assessment of hand dug well (HDW) water suitability for drinking, International Journal of Environmental Analytical Chemistry, ABSTRACT Underground water were abstracted from HDWs to determine their suitability for drinking. Physical, chemical and bacteriological parameters were carrie...
Article
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The study focused on the hydrogeology of Erinjiyan Ekiti, southwest Nigeria, with major lithological units consisting of migmatite, granite gneiss, and older granite. The study involved electrical resistivity; hydrological studies; hydraulic measurement/estimation; borehole logging; and hydrogeochemical analysis. The results indicate runoff, runoff...
Article
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This work proposes a comparative study between several provinces in the region of Marrakech Safi concerning the pollution generated by the industrial units of crushing olives, in particular the volume of olive mill waste water (OMWW) and the polluting load. A physicochemical and bacteriological characterization of the OMWW issues from different ind...
Article
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Dayat Roumi Lake, a vast body of permanent and shallow water in Morocco, is exposed to urban, tourist, and agricultural constraints. This human intervention can lead to microbial pollution of the lake ecosystem, hence the need to assess this contamination. For this reason, we undertook in this study an evaluation of the microbiological quality of t...
Article
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Untreated mining wastes and improper disposal of high-tech devices generate an environmental increase of bioavailable metalloids, exerting stress on autochthonous microbial populations. Tellurium is a metalloid, an element with raising economic importance; nevertheless, its interaction with living organisms is not yet fully understood. Here we char...
Article
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Aiming to boost the catfish fillet quality, the consequences of their treatment with Lepidium sativum seeds mucilage (LSSM) and with LSSM-mediated selenium nanoparticles (LSSM-Se NPs) were investigated. The LSSM assessment for phenolic acids contents emphasized higher concentrations. Green-synthesized Se NPs were conjugated with LSSM to form LSSM-S...
Article
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A The aim of the study is to isolate and characterize Pseudomonas aeruginosa recovered from different clinical specimens and then study the susceptibility of the isolated strains to different antibiotics, screening for heteroresistant isolates and detecting the metalloβ-lactamase genes in these isolates. A total of two hundred and ifty clinical iso...
Article
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This study, include the green synthesis of ZnO nanoparticles using ethanol extract of (Zingiber officinale) ginger was investigated in order to evaluate its antibacterial effect on fresh chicken meat. To Determining the microbiological quality of meat involves performing various plate counts indicators include, total bacterial count (TBC) and the t...
Book
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Water is an important component for all types of living systems. There are many types of water systems like surface water, ground water, stagnant water etc. The type of contaminants present in water range from chemical to biological sources. The analysis of water is therefore of much significance as it is associated with many diseases. Water sample...