Results 1 to 10 of about 17,416 (268)

Photodynamic Inactivation of Human Coronaviruses [PDF]

open access: yesViruses, 2022
Photodynamic inactivation (PDI) employs a photosensitizer, light, and oxygen to create a local burst of reactive oxygen species (ROS) that can inactivate microorganisms.
Brett A. Duguay   +7 more
doaj   +3 more sources

Superoxide dismutase is upregulated in Staphylococcus aureus following protoporphyrin-mediated photodynamic inactivation and does not directly influence the response to photodynamic treatment [PDF]

open access: yesBMC Microbiology, 2010
Background Staphylococcus aureus, a major human pathogen causes a wide range of disease syndromes. The most dangerous are methicillin-resistant S. aureus (MRSA) strains, resistant not only to all β-lactam antibiotics but also to other antimicrobials.
Gwizdek-Wiśniewska Anna   +5 more
doaj   +2 more sources

Hypericin-Mediated Photodynamic Inactivation Against the Plant Pathogen Clavibacter michiganensis: Preventative Seed Decontamination Enhanced by Potassium Iodide [PDF]

open access: yesMicroorganisms
Clavibacter michiganensis causes significant crop losses in tomatoes, and the disease may be transferred by plant seeds. This study evaluates the efficacy of Photodynamic Inactivation (PDI) with a water-soluble hypericin derivative, developed as a ...
Linda Jernej   +4 more
doaj   +2 more sources

Photodynamic Inactivation of Mammalian Viruses and Bacteriophages [PDF]

open access: yesViruses, 2012
Photodynamic inactivation (PDI) has been used to inactivate microorganisms through the use of photosensitizers. The inactivation of mammalian viruses and bacteriophages by photosensitization has been applied with success since the first decades of the ...
Liliana Costa   +4 more
doaj   +4 more sources

Photosensitizers Mediated Photodynamic Inactivation against Fungi [PDF]

open access: yesNanomaterials, 2021
Superficial and systemic fungal infections are essential problems for the modern health care system. One of the challenges is the growing resistance of fungi to classic antifungals and the constantly increasing cost of therapy.
Daniel Ziental   +4 more
doaj   +3 more sources

Photodynamic inactivation of antibiotic-resistant bacteria in whole blood using riboflavin photodynamic method [PDF]

open access: yesFrontiers in Microbiology
Treating bacteremia caused by antibiotic-resistant bacteria is a global concern. Antibacterial photodynamic inactivation is a promising strategy to combat it. However, it’s challenging to achieve the inactivation of antibiotic-resistant bacteria in whole
Liguo Zhu, Changqing Li, Deqing Wang
doaj   +2 more sources

Photodynamic Inactivation of Herpes Simplex Viruses [PDF]

open access: yesViruses, 2018
Herpes simplex virus (HSV) infections can be treated with direct acting antivirals like acyclovir and foscarnet, but long-term use can lead to drug resistance, which motivates research into broadly-acting antivirals that can provide a greater genetic ...
Andrea L.-A. Monjo   +9 more
doaj   +3 more sources

Research Progress on Photodynamic Inactivation in Food Sterilization and Preservation [PDF]

open access: yesShipin Kexue, 2023
Microbes can cause food spoilage and waste, and even cause diseases posing a threat to human health. Being different from the traditional sterilization technology, photodynamic inactivation is a non-thermal physical sterilization technology based on the ...
FAN Yuhang, ZHOU Yafei, LIU Haotian, CHEN Qian, LIU Qian, KONG Baohua
doaj   +1 more source

Photofungizides Based on Curcumin and Derivates Thereof against Candida albicans and Aspergillus niger

open access: yesAntibiotics, 2021
Fungal infections in humans, contamination of food and structural damage to buildings by fungi are associated with high costs for the general public. In addition, the increase in antifungal resistance towards conventional treatment raises the demand for ...
Barbara Schamberger, Kristjan Plaetzer
doaj   +1 more source

Towards Microbial Food Safety of Sprouts: Photodynamic Decontamination of Seeds

open access: yesPhotonics, 2023
The climate crisis is one of the biggest challenges for humanity in the 21st century. Production and consumption of meat contributes to global warming by causing emissions of climate-relevant gases.
Andreas Fellner   +4 more
doaj   +1 more source

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