Tuesday, April 28, 2020

COVID-19 vs UV Light, Antimicrobial Shines a new Light.. Vol 9 rel 8


Recently, the US President was mercilessly chided for musing that it would be nice to have ultraviolet light taken inside the body to assist in battling the Covid-19 Corona VirusIn fact, some Doctor’s went on MSNBC stating,

“UV light could be very harmful to people and it was not safe to air unbalanced medical debates on primetime. It was “a pack of nonsense” and “really distressing” to hear, he said.
Well, as much as we appreciate a Doctor’s opinion, we do believe a little research in his part may have saved him a little face.  Then again, perhaps he just was not familiar with the discipline. 

Nevertheless, his “pack of nonsense” won’t age well, for already, a pharmaceutical firm Aytu BioScience announced on April 20, four days before the Trump remarks, that it has signed an exclusive licensing deal with Cedars-Sinai Medical Center in Los Angeles. The center has developed and is testing a UV-A “Healight” designed to be inserted via a catheter inside the trachea to kill pathogens, including the coronavirus.

In addition, if that wasn’t enough… YouTube has censored the tech video, 


Not to be outdone, Twitter went so far as to actually suspend @BioScienceAytu for having the nerve to even have such a technology. 



As for Technology, Let’s just Stay in our Own Lanes…

We here at Wasabi Roll would like to take this opportunity to update everyone on the overall medicinal purposes of UV light.  Then perhaps, we can avoid, uninformed opinions on the subject. After all, we do enjoy politically motivated scoffing occasionally, but when you are doing it at the expense of human lives, well… let us just say – when professing the merits of technology,  best to stay in your own lane.

Ultraviolet, or UV, light is commonly used by physicians to treat skin diseases. Cedars-Sinai says UV-A phototherapy potentially could be employed in internal organs.


A Little Light on the Subject….

Perhaps we can shine the proverbial “light” on a certain technology, i.e., ultraviolet light as an antimicrobial. 

Now before the “say it isn’t so” political narratives cry heresy, just know This has been around since 2004.  In fact, it has been widely used technology to process food making it safe from microbes, pathogens, contamination, and to boot, it increases the shelf life of food. 

Yup, For 16 Years!!!
Yes, believe it or not, UV light is used for a large variety of applications in the food industry. With high-performance UV light sources and equipment, water, air and surfaces can be reliably disinfected, cleaned and treated. The use of chemicals can be reduced or even avoided in an economical and environmentally friendly way.
On surfaces such as conveyor belts, particularly in the meat and meat processing
areas, UV light can be used to provide continuous decontamination in the form of a module designed to expose the belt to UV as it passes. The module is completely watertight and can be incorporated into CIP best practices. The intense germicidal action of UV light acts on microorganisms on the belt surface, rendering them inactive. This treatment can reduce the number of complete washdowns required during processing, thereby saving resources such as water and energy costs.
In the dairy industry, UV disinfection is used especially for the packaging of fresh milk products, such as yogurt, cream cheese and dips, which are kept in the cool chain, in order to improve shelf life. This means that the dairy processor has significantly fewer returns of spoiled product.
In baking, mold spores in the processing environment contribute to significant wastage, reducing shelf life and costing money. In most cases, the installation of a UV tunnel over the production line can provide an effective solution.
In addition, pre-packaged fresh vegetables and fruits can be treated and the packaging exposed to UV light to decrease the incidence of spoiling.

Now We Need to Science this Up…
UV light has been shown to be effective on most bacterial microorganisms, as well as viruses and molds. Ultraviolet light at wavelengths of 254 nm destroys the DNA of all microorganisms so viruses, bacteria, yeasts and fungi are disabled in seconds.
For a whole series of microorganisms, the lethal dose of UV radiation is known.  This is the dose after which the cells can no longer maintain their metabolism and can also no longer multiply. With cell structure, the lethal dose for different pathogens varies. Consequently, bacteria such as Salmonella, Listeria and E. coli, which have a comparatively thin cell wall and can thus only slightly block the UV radiation, are extremely vulnerable and are very easily destroyed. 

On the other hand, mold spores protect themselves against UV radiation with a thick cell wall, which can even be pigmented. To kill these, a UV dose which is 10 to 100 times higher than that required for bacteria is needed.


So how does this help battle Covid-19?
Recently, a casual mentioning by the President of the United states musing about perhaps a way of bringing UV light inside the body would be helpful.  However, without researching this technology, an entire bastion of media narrative minions pounced scoffing at such an idea. 


In addition, an abstract led by the team at Cedars-Sinai Medical Center was published in the United European Gastroenterology Journal, October 2019, titled “Internally Applied Ultraviolet Light as a Novel Approach for Effective and Safe Anti-Microbial Treatment.” Here, the authors show that UVA light exhibits significant in vitro bactericidal effects in an array of clinically important bacteria. Additionally, this is the first study using intracolonic UVA application, which reports that UVA exposure is not associated with endoscopic or histologic injury. These findings suggest that UVA therapy can potentially provide a safe and effective novel approach to antimicrobial treatment via phototherapy on internal organs.


* This has not been reviewed by the FDA.  This device, or concept of this device is currently not indicated for use in the treatment of COVID-19.
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So “Once more unto the breach, dear friends, once more;”
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About Rick Ricker

An IT professional with over 23 years' experience in Information Security, wireless broadband, network and Infrastructure design, development, and support.
For more information, contact Rick at rwricker@gmail.com

 more information, contact Rick at rwricker@gmail.co








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