Photoactivated bacterial inactivation
WebOct 4, 2013 · The aim of this study was the evaluation of the photoactivated antibacterial activity of titanium dioxide (TiO2)-coated surfaces. Bacterial inactivation was evaluated … WebOct 27, 2024 · Recently, Photodynamic Inactivation (PDI) of microorganisms using natural photosensitizers has shown itself to be a powerful tool to combat bacteria and fungi. This study investigates the efficacy of PDI against the Gram (+) bacterial plant pathogen Rhodococcus fascians and Gram (−) Xanthomonas axonopodis and Erwinia amylovora …
Photoactivated bacterial inactivation
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WebMar 23, 2011 · Potent Inactivation of Human Respiratory Viruses Including SARS-CoV-2 by a Photoactivated Self-Cleaning Regenerative Antiviral Coating. ACS Applied Materials & Interfaces 2024, 14 (36) ... and phytic acid for synergistical inactivation of foodborne pathogenic bacteria. Korean Journal of Chemical Engineering 2024, 38 (4) , 826-832. WebNov 18, 2024 · Summary. Recently, photoactivated sterilization, as a rapid, effective, and antibiotic-free antibacterial method, has attracted increasing attention from researchers. …
WebPhotoactivated carbon dots inducing bacterial functional and molecular alterations ... were found highly effective in the inactivation of bacterial pathogens. In this study, using a representative strain of a major foodborne pathogen – Listeria monocytogenes, as a target, the effects of the CDots treatment at sublethal concentrations on ... WebJul 10, 2024 · Photo-Fenton is a solar disinfection technology widely demonstrated to be effective to inactivate microorganisms in water by the combined effect of photoactivated iron species and the direct action of solar photons. Nevertheless, the precipitation of iron as ferric hydroxide at basic pH is the main disadvantage of this process. Thus, challenge in …
WebJul 6, 2015 · Inactivation of proteolytic enzymes from Porphyromonas gingivalis using light-activated agents. Lasers Med. Sci. 15, 24–30 (2000).Crossref, Medline, CAS, Google …
WebJun 19, 2024 · The results have shown ZnO NPs to have a slight effect on the viability of bacteria in the dark, whereas photoactivated ZnO NPs exhibit a pronounced bactericidal activity.
WebJan 1, 2015 · Fast and effective inactivation of Escherichia coli cells on the prepared thin films was observed. Visualization of bacterial cells under scanning electron microscopy (SEM) showed enlargement of the cells, distortion of cellular membrane and possible leakage of cytoplasm after 10 min of exposure to photoactivated TiO 2. ip address and port notationWebCarbon dots (CDots) of small carbon nanoparticles with oligomeric polyethylenimine for surface functionalization, coupled with visible light exposure, were found highly effective in the inactivation of bacterial pathogens. In this study, using a representative strain of a major foodborne pathogen – Listeria open mic idaho fallsWebFeb 18, 2024 · 1 INTRODUCTION. Photodynamic inactivation of bacteria has gained increasing importance as an alternative treatment for multidrug resistant pathogens 1, … ip address and routerWebThe resistance of Gram-negative bacteria to the action of photoactivated sensitizers has been ascribed to the presence of highly organized outer membrane, which hinders the … ip address and port syntaxWebThe photodynamic effects of deuteroporphyrin (DP), hematoporphyrin derivative (HPD), hematoporphyrin (HP), or protoporphyrin (PP) on a variety of anaerobic microorganisms were examined in this study. The majority of the species, among the 350 strains tested, were inhibited by concentrations of ≤2.5 μg/ml of light-activated DP. Species found to be … ip address and subnet masksWebApr 11, 2024 · Furthermore, comparing the 99.99% inactivation of these two bacteria by emodin under light, ... On the one hand, by increasing the sensitivity of cells to photoactivated emodin or by increasing the photoactivity of emodin itself. When weak acids such as citric acid enter bacterial cells, they dissociate, thus reducing the intracellular pH … ipaddress and url o365WebApr 14, 2024 · The findings of the percentage of inactivation for the two bacteria show that Staphylococcus aureus produced the highest percentage of inactivation, or 94.43% when treated with an infrared LED and a permanent magnetic field simultaneously for 60 min. Escherichia coli germs, on the other hand, were responsible for 72.92% of all bacterial ... ipaddress any c#