Photodynamic inactivation of microorganisms
Photodynamic inactivation of microorganisms.
... PHOTODYNAMIC INACTIVATION OF MICROORGANISMS. Photodynamic Therapy uses photosensitive dyes and visible light that, combined in the presence of oxygen, produce cytotoxic species ...
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PHOTODYNAMIC INACTIVATION OF FOUR CANDIDA SPECIES INDUCED BY PHOTOGEM
... fungal inactivation, which would contribute to overcoming the limitations of conventional medications and provide better treatment ...experiments of this study were conducted with planktonic cultures ...
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Effect of photodynamic therapy on the virulence factors of Staphylococcus aureus
... number of microbial targets are simultaneously affected, thus preventing the development of resistance (Costa et ...the inactivation of a broad-spectrum of microorganisms, ...
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Photodynamic antimicrobial polymers for infection control.
... activity of such biocide agents depends on several factors, most notably concentration, period of contact, pH, temperature, numbers and nature of microorganisms to be inactivated ...exposure ...
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Photodynamic inactivation of Escherichia coli by methylene blue and malachite green under red LED light
... effects of different PS, including the MG, in photodynamic inactivation of bacteria and ...presence of toluidine blue, followed by methylene blue and malachite ...action of ...
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Photodynamic inactivation of bacteria by cationic porphyrins : their cellular targets and potential environmental applications
... fraction of the heterotrophic bacteria of the same aquaculture plant, including pathogenic and non-pathogenic bacteria, was also inactivated by PDI, but the efficiency of the inactivation ...
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Photodynamic inactivation of planktonic cultures of Streptococcus mutans using erythrosine irradiated by LED
... Photodynamic inactivation (PDI) is an alternative technique that uses a specific photosensitizer and light source to control microorganisms, including oral pathogens ...resistance of ...
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Optimization of Candida albicans biofilms inactivation by benzophenoxazine compounds for photodynamic therapy
... maintenance of the inflammatory response in epithelial surfaces ...mode of action and the target within the phospholipid molecule, which is the major component of cell membrane ...functions of ...
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Potential applications of porphyrins in photodynamic inactivation beyond the medical scope
... Department of Biology and researcher of the Center for Environmental and Marine Studies (CESAM) of the University of Aveiro ...University of Aveiro, and has been working on ...
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Effect of virulence factors on the photodynamic inactivation of Cryptococcus neoformans.
... development of new antifungal treatment modalities is pressing ...platform of antimicrobial photodynamic inactivation (APDI) of ...light of the correct wavelength to excite the ...
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Multidrug resistant bacteria inactivation by photodynamic therapy
... kinds of treatment for several reasons, which include its broad spectrum of action, an efficacy independent of antibiotic resistance patterns, extensive pathogen reduction with limited damage to host ...
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Photodynamic inactivation of mammalian viruses and bacteriophages
... generation of singlet oxygen and free radical species, which cause molecular ...Whether microorganisms could develop resistance to these active oxygen species is still questionable [143] and, consequently, ...
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Photodynamic inactivation of microrganisms with multicharged phythalocyanines
... adhesion of bacteria to a surface by the bridging function of bacterial surface polymeric ...The microorganisms will bind to the surface by the production of exo-polysaccharides and or ...
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Effect of photodynamic therapy on clinical isolates of Staphylococcus spp
... J/cm² of diode laser light for 30 ...importance of these results because they represent the first report of the in vivo killing of MRSA and raise the possibility of attempting to ...
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Effect of chitosans on skin-borne microorganisms
... reduction of the bacterial numbers of the selected isolates, following contact with two chitosans (at two concentrations) impregnated onto cotton fabric rounds, is depicted in Table ...control of ...
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Identification of periodontopathogen microorganisms by PCR technique
... identification of microorganisms by multiplex PCR is specific and ...assessment of dif- ferent types of periodontopathogens is extremely important for early detection of the infection ...
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Modeling the pressure inactivation dynamics of Escherichia coli
... loopful of the culture was inoculated into trypticase soy broth (TSB) and incubated at 37ºC for 18 ...ml of TSB medium and incubated at 37ºC for 1 h. After incubation, 1 ml of the culture was further ...
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Inactivation of yeast inorganic pyrophosphatase by organic solvents
... respectively). These data suggest that inactivation of inorganic pyrophosphatase by alcohols depends on the hydrophobicity of the solvent. Other in- vestigators have made similar observations using ...
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Photodynamic activity of chloro(5,10,15,20-tetraphenylporphyrinato)indium(III)
... value of K measures the interaction of photosensitizer monomer-BSA and all the other interactions such as photosensitizer dimer-BSA, photosensitizer trimer- BSA, and photosensitizer ...value of all ...
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Assessment of potential anti-tumour agents for photodynamic therapy
... means of fiber optic cables or the LED itself with ultrasound or computed tomography-guided ...region of the electromagnetic spectrum), allowing for deeper penetration into tissues, while others activate at ...
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