نتایج جستجو برای: negative bacterial infections
تعداد نتایج: 939666 فیلتر نتایج به سال:
Objective (s): Bacterial infection is an important cause of delayed wound healing. Staphylococcus aureus (S. aureus) is the main agent causing these infections. Zinc Oxide (ZnO) nanoparticles have antibacterial activity and also accelerate the wound healing process. The aim of the present study is to evaluate the effect of ZnO nanoparticles on bacterial load reduction of the wound infection. M...
Background : Silver nanoparticles have wide applications in medicine and treatment of bacterial infections due to their disinfection properties. Chemical synthesis, biosynthesis and antibacterial properties of silver nanoparticles have been studied previously, but regarding the high costs of chemical synthesis and the increase of antibiotic-resistance phenomenon among bacteria, assessment of ...
Chronic infections are caused by microorganisms that display effective immune evasion mechanisms. Dendritic cell (DC)-dependent T cell-mediated adaptive immunity is one of the mechanisms that have evolved to prevent the occurrence of chronic bacterial infections. In turn, bacterial pathogens have developed strategies to evade immune recognition. In this study, we show that gram-negative and gra...
urinary tract infection (uti) is a common bacterial illness in children. knowledge of the antimicrobial resistance patterns of common uropathogens in children according to local epidemiology is essential for providing clinically appropriate, cost effective therapy for uti. the aim of this study was to determine the distribution of urinary tract infections in a referral hospital, children’s medi...
Bacterial infections may cause disease and death. Infants and children are often subject to bacterial infections. Antimicrobials kill bacteria protecting the infected patients andreducing the risk of morbidity and mortality caused by bacteria. The antibiotics may lose their antibacterial activity when they become resistant to a bacteria. The resistance to different antibiotics in a bacteria is ...
A novel vector has been constructed for the constitutive luminescent tagging of gram-negative bacteria by site-specific integration into the 16S locus of the bacterial chromosome. A number of gram-negative pathogens were successfully tagged using this vector, and the system was validated during murine infections of living animals.
Bronchoalveolar Lavage (BAL) is a medical technique by which cells and fluids from bronchioles lung alveoli are withdrawn for diagnosis of disease or evaluation treatment. Patients with various pulmonary infections follow the procedure BAL as it has high sensitivity reliability in diagnosis. To examine bacterial etiology among tertiary care patients infections, cross-sectional study was conduct...
Serratia species are opportunistic, gram-negative, motile bacteria classified in the large family Enterobacteriaceae and differentiate from Klebsiella spp. with slow fermenting lactose DNAase positive (1,2). One of characteristics that distinguishes them other is to synthesize red pigments, prodigiosins. It can cause nosocomial infections especcialy newborns patients intensive care units. spp.;...
background: the advancement of technology in recent decades has been lead to use the electrophysiology cardiac devices. although these devices are used increasingly, but the frequency of subclinical infection is unknown. we investigate bacterial infections due to implantable cardioverter defibrillator (icds) in patients with endocarditis. m aterials and methods: population of the study was cons...
OBJECTIVES To determine the accuracy of a clinical decision rule (the traffic light system developed by the National Institute for Health and Clinical Excellence (NICE)) for detecting three common serious bacterial infections (urinary tract infection, pneumonia, and bacteraemia) in young febrile children. DESIGN Retrospective analysis of data from a two year prospective cohort study SETTING...
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