Enhanced antimicrobial efficacy and energy efficiency of low irradiance 405-nm light for bacterial decontamination
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DOI: 10.1007/s00203-024-03999-1
Abstract: Due to its increased safety over ultraviolet light, there is interest in the development of antimicrobial violet-blue light technologies for infection control applications. To ensure compatibility with exposed materials and tissue, the light irradiances and… read more here.
Keywords: irradiance; efficiency; energy; 405 light ... See more keywords
405 nm light microbicidal efficacy on Treponema pallidum spiked in ex vivo human platelets
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DOI: 10.1038/s41598-025-03230-1
Abstract: Pathogen reduction technologies using chemicals and or UV light have been demonstrated to improve the safety of ex vivo platelets from infectious diseases. However, UV light exposure also may affect the treated products, depending on… read more here.
Keywords: efficacy treponema; 405 light; light microbicidal; treponema pallidum ... See more keywords
Membrane potentials, oxidative stress and the dispersal response of bacterial biofilms to 405 nm light.
Sign Up to like & getrecommendations! Published in 2020 at "Physical biology"
DOI: 10.1088/1478-3975/ab759a
Abstract: The majority of chronic infections are caused by biofilms, which have higher levels of antibiotic resistance than planktonic growth. Violet-blue 405 nm light has recently emerged as a novel bactericide, but limited studies have been… read more here.
Keywords: response; dispersal; stress; membrane ... See more keywords
Efficacy of Pulsed 405-nm Light-Emitting Diodes for Antimicrobial Photodynamic Inactivation: Effects of Intensity, Frequency, and Duty Cycle
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DOI: 10.1089/pho.2016.4179
Abstract: Abstract Objective: This study investigates possible advantages in pulsed over continuous 405-nm light-emitting diode (LED) light for bacterial inactivation and energy efficiency. Background: Alternative nonantibiotic methods of disinfection and infection control have become of significant… read more here.
Keywords: duty; inactivation; light emitting; pulsed 405 ... See more keywords
Microbial reduction of prebagged human plasma using 405 nm light and its effects on coagulation factors
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DOI: 10.1186/s13568-024-01725-0
Abstract: Bacterial contamination is the most prevalent infectious complication of blood transfusion in the developed world. To mitigate this, several ultraviolet light-based pathogen reduction technologies (PRTs), some of which require photo-chemicals, have been developed to minimize… read more here.
Keywords: human plasma; 405 light; reduction; plasma ... See more keywords
Assessment of the potential for resistance to antimicrobial violet-blue light in Staphylococcus aureus
Sign Up to like & getrecommendations! Published in 2017 at "Antimicrobial Resistance and Infection Control"
DOI: 10.1186/s13756-017-0261-5
Abstract: BackgroundAntimicrobial violet-blue light in the region of 405 nm is emerging as an alternative technology for hospital decontamination and clinical treatment. The mechanism of action is the excitation of endogenous porphyrins within exposed microorganisms, resulting in… read more here.
Keywords: blue light; sub lethal; 405 light; violet blue ... See more keywords
Efficacy of 405 nm Light-Emitting Diode Illumination and Citral Used Alone and in Combination for Inactivation of Vibrio parahaemolyticus on Shrimp
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DOI: 10.3390/foods11142008
Abstract: Vibrio parahaemolyticus is a widely distributed pathogen, which is frequently the lead cause of infections related to seafood consumption. The objective of the present study was to investigate the antimicrobial effect of the combination of… read more here.
Keywords: illumination citral; parahaemolyticus; vibrio parahaemolyticus; emitting diode ... See more keywords