UVC on Air and Surface Disinfection
Summarises evidence for ultraviolet (UV) disinfection, visible light, local air filtration and fumigation technologies to be applied to control C-19…
Susceptibility of SARS-CoV-2 to UV irradiation (AJIC)
The coronavirus SARS-CoV-2 pandemic became a global health burden. We determined the susceptibility of SARS-CoV-2 to irradiation with ultraviolet light. The virus was highly susceptible to ultraviolet light.
Touchscreens are a potential source of pathogen…
Room Decontamination With UV Radiation
The effectiveness of UV-C radiation in reducing the counts of vegetative bacteria on surfaces was more than 99.9% within 15 minutes, and the reduction in C. difficile spores was 99.8%…
UVC LED, an innovative technology, can effectively inactivate microorganisms regardless of taxonomic…
Inactivation of the Coronavirus That Induces Severe Acute Respiratory Syndrome, SARS-CoV
The virus was inactivated by ultraviolet light (UV) at 254 nm, heat treatment of 65 °C or greater, alkaline (pH > 12) or acidic (pH < 3) conditions…
UV irradiation can efficiently eliminate the viral infectivity and resulted in the destruction of viral infectivity at an undetectable level…..
Ultraviolet Germicidal Irradiation Handbook
Ultraviolet germicidal irradiation (UVGI) is defined as the use of ultraviolet (UV) wavelengths of light in the germicidal range (200–320 nm) for the disinfection of air and surfaces…
Far-UVC light efficiently and safely inactivates airborne human coronaviruses
A direct approach to limit airborne transmission of pathogens is to inactivate them within a short time of their production. Germicidal ultraviolet light (UV)…
2020 COVID-19 Coronavirus Ultraviolet Susceptibility
Ultraviolet light can be an effective measure for decontaminating surfaces that may be contaminated by the SARS-CoV-2 virus by inducing photodimers in the genomes of microorganisms…
Enhanced terminal room disinfection with UV…
The UV-C disinfection intervention was associated with a statistically significant facility-wide reduction…
Can Light-Based Approaches Overcome Antimicrobial Resistance?
These approaches can kill multidrug resistant bacteria in vitro, and they do not induce themselves any resistance, and moreover can treat animal models of localized infections…
Ultraviolet-C (UV-C) technology implementation was associated with a 44% reduction in viral infection incidence among pediatric…
Results suggest that UV-LEDs inhibit host cell replication and transcription of viral RNA…
Microbiological Evaluation of UV Disinfection Effectiveness in a Specialist Cystic Fibrosis Clinic
UV-C disinfection is more effective than manual cleaning alone at reducing environmental contamination within a CF clinic…
In-Room Ultraviolet Air Filtration Units Reduce Airborne Particles During Total Joint Arthroplasty
C-UVC air disinfection and recirculation unit led to a significant reduction in both total particle count and viable particle count…
The integration of the PX-UVC treatment had effective results in both the reduction of hygiene failures and in…
Novel UV-C disinfecting device is effective in reducing pathogenic bacteria on mobile phones…
Hepatitis E virus is effectively inactivated in platelet concentrates by ultraviolet C light
The standard UVC dose inactivated the virus to below the limit of detection and effectively inactivates Hepatitis E Virus in Platelet…
UV-C is effective against contaminations found on ultrasound probes, especially Human Papillomavirus….
Disinfectant Activity of A Portable Ultraviolet C Equipment
UVC was effective in disinfecting the most contaminated surfaces assayed, being a promising alternative for disinfecting hospital materials and…
UVC and Water Disinfection
The Ultraviolet Light Disinfection Handbook
Recent research has demonstrated that UV light is effective for almost
all bacteria, viruses, and protozoa. It is a very effective disinfection technology for Cryptosporidium and Giardia…
Low-Pressure UV Inactivation and DNA Repair Potential of Cryptosporidium parvum Oocysts
These results indicate that C. parvum oocysts are very sensitive to inactivation by low doses of monochromatic low-pressure UV radiation…
The disinfection of sewage treatment plant effluents using ultraviolet light
Kills of more than 99% have been obtained for coliform, fecal coliform, fecal streptococci and heterotrophic bacteria by irradiating with ultraviolet light (254nm)…
UV Disinfection of Giardia Lamblia Cysts in Water
UV disinfection at practical doses achieves appreciable (much greater than 4 log) inactivation of G. lamblia cysts in water with no evidence of DNA repair leading to infectivity reactivation…..
Using UV to inactivate Cryptosporidium
Even extremely low dosages of ultraviolet light can be highly effective for inactivating Cryptosporidium oocysts. Recent studies have shown that Cryptosporidium parvum oocysts demonstrate…
A Review of Current Knowledge: Cryptospodium in Water Suplies
Irradiation with UV light is an effective form of disinfection – or inactivation – for Cryptospodium. The UV damages DNA in cells, disrupting their replication…
Doses from all wavelengths between 250-275 nm resulted in inactivation of Cryptosporidium parvum…
Guidance on the use of ultraviolet (UV) irradiation for the disinfection of public water supplies
UV radiation in the wavelength region between 200 nm and 300 nm is biocidal and effective for the inactivation of pathogens…
WHO: Guidelines for Drinking Water Quality
Ultraviolet (UV) irradiation or membrane processes can be considered as alternatives to chemical disinfection. UV is particularly effective at inactivating Cryptosporidium, which is extremely…
The infectivity of C. parvum would not recover either by photoreactivation or by dark….
Found to inactivate greater than 99.9% of the bacterial pathogens, viruses and protozoan cysts…
Drinking Water Treatment with UV Irradiation
UV is known to be an effective disinfectant due to its strong germicidal (inactivating) ability. UV disinfects water containing bacteria, viruses and protozoans like Giardia or Cryptosporidium….
UV light inactivates microorganisms by damaging their nucleic acid, thereby preventing them from…
The effectiveness of water treatment processes against schistosome cercariae: A systematic review
Schistosomiasis is one of the most disabling neglected tropical diseases, ranking second in terms of years lived with disability….
UV-C inactivation of Legionella rubrilucens
Different Legionella species show a similar high sensitivity to UV-C radiation. High UV-C sensitivity for free Legionella, the idea of a future point-of-use disinfection by small UV-C LEDs in water-taps or shower…
Susceptibility of Legionella pneumophila to Ultraviolet Radiation
Distilled water suspensions of Legionella pneumophila were found to be sensitive to low doses of germicidal ultraviolet radiation and it would be reasonable…
UVC: Agriculture and Farming
UV-C Treatments for keeping the microbial and sensory quality of palm dates throughout shelf life
Results showed a reduction of mesophilic, coliforms, yeasts and molds counts while keeping the chemical and sensory quality of dates…
The effect of ultraviolet irradiation on shelf-life and ripening of peaches and apples
The results indicated that UV treatment not only reduced storage rots but also delayed ripening of peaches and apples. Fruit were firmer, pH and soluble solids lower…
The Effect of Ultraviolet Radiation on Mold Rots and Nutrients of Stored Sweet Potatoes
UV treatment is simple, economical, and safer to operate than ionizing radiation such as gamma rays. Unlike applications of fungicide, UV…
The ultraviolet sterilizer significantly inhibited the production of plants grown in the treated solution. Bacterial removal by lower intensity UV…
Application of Ultraviolet-C Light on Storage Rots and Ripening of Tomatoes
UVC was shown to induce resistance to black mold (Alternaria alternata), gray mold (Botrytis cinerea), and Rhizopus soft rot (Rhizopus stolonifer)…
All tested doses of the UV-C treatment reduced the E. coli levels significantly. UV-C treatment effectively reduces…
The results showed that low dose of UV-C irradiation could effectively inhibit mycotoxins production and penetration…
UVC treatment has immediate applications for the salmon aquaculture industry, including for the treatment of wastewater from delousing…
UV-C is an effective measure to maintain and promote the fruit taste during post-harvest storage of early ripening…
Impact of UV-C Radiation on Growth of Micro and Macro Algae in Irrigation Systems
UV-C radiation could reliably be used for efficient water use in open or closed irrigation systems. UV-C radiation could be used to reduce growth of micro and macro algae…
Effect of UV-C Treatment on the Quality of Fresh-Cut Lotus
Results showed that UV-C treatments exhibited significantly low browning degree, soluble quinone content and inactivation of polyphenol oxidase, peroxidase, and…
Ultraviolet-C (UV-C) radiation has been reported…
UV-C Irradiation as a Management Tool for Tetranychus Urticae on Strawberries
Potted strawberry plants infested with T. urticae that received UV-C irradiation had significantly fewer live mites per mid-canopy leaflet…
Significant accumulation (p < 0.05) of phenolics (25–75% increase), namely, cyanidin 3-glucoside, pelargonidin…
The Influence of Postharvest UV-C Treatment on Anthocyanin Biosynthesis in Fresh-Cut Red Cabbage
UV-C treatment can increase the antioxidant activity in fresh-cut red cabbage in storage. Genes for biosynthetic enzymes including…
UV-C Radiation Increases Sterol Production in the Microalga Pavlova Lutheri
Plant sterols have become well-known to promote cardiovascular health through the reduction of low density lipoprotein cholesterol in the blood. Plant sterols also have…
Strawberry fruits from UV-C-treated plants tend to have improved firmness and to be redder that the control…
Vitamin D2 content in the caps and stems of two mushrooms significantly increased…
UV-C light can also be exploited to stimulate the production of health-promoting phytochemicals…
Rapid Induction of omega-3 Fatty Acids (EPA) in Nannochloropsis Sp. By UV-C Radiation
UV-C radiation may find uses as an easily applicable external inducer for large-scale production of omega-3 production from microalgae…
UV-C treatment for better retention of quality, effective microbial inactivation and enhancement of health…
UV-C reduced Salmonella spp. and E. coli O157:H7 on apricot fruit…
The results showed that both infectious salmon anaemia virus (ISAV) and viral…
New Methods for UV Treatment of Milk For Improved Food Safety And Product Quality
Reduce disease transmission, cold treatment of raw milk, reduction of bacteria not susceptible to thermal treatment, psychrotrophic…
The results show that UV-C treatment must be considered as postharvest treatment of fresh whole tomato fruits…
UV-C treatment delays postharvest senescence in broccoli florets
The UV-C treatment delayed yellowing, chlorophyll a and b degradation, and also the increase in pheophytins during storage. The activity of chlorophyll peroxidase…
UV-C-treated fruit showed lower exudates and shriveling than the control. UV exposure also reduced decay…