Science & Technology

New Chip Developed That Improves Testing and Tracing for COVID-19

College of New Mexico professor Jeremy Edwards examines new know-how that permits for sooner and extra correct tracing of COVID and different respiratory viruses. Credit score: College of New Mexico

Jeremy Edwards, director of the Computational Genomics and Know-how (CGaT) Laboratory at The College of New Mexico, and his colleagues at Centrillion Applied sciences in Palo Alto, Calif. and West Virginia College, have developed a chip that gives a less complicated and extra fast methodology of genome sequencing for viruses like COVID-19.

Their analysis, titled, “Extremely Correct Chip-Primarily based Resequencing of SARS-CoV-2 Scientific Samples” was printed not too long ago within the American Chemical Society’s Langmuir. As a part of the analysis, scientists created a tiled genome array they developed for fast and cheap full viral genome resequencing and utilized their SARS-CoV-2-specific genome tiling array to quickly and precisely resequenced the viral genome from eight scientific samples acquired from sufferers in Wyoming that examined optimistic for SARS-CoV-2. Finally, they had been capable of sequence 95 p.c of the genome of every pattern with better than 99.9 p.c accuracy.

SARS-CoV-2 complete genome sequence. Credit score: College of New Mexico

This new know-how permits for sooner and extra correct tracing of COVID and different respiratory viruses, together with the looks of recent variants,” mentioned Edwards, who’s a professor within the UNM Division of Chemistry and Chemical Biology. “With this straightforward and fast testing process, scientists will have the ability to extra precisely observe the development and higher stop the onset of the subsequent pandemic.”

With greater than 142 million folks worldwide having contracted the virus, vigilant testing and contact tracing are the best methods to sluggish the unfold of COVID-19. Conventional strategies of scientific testing typically produce false positives or negatives, and conventional strategies of sequencing are time-consuming and costly. This new know-how will nearly get rid of all of those boundaries.

“Because the submission of the paper, the know-how has additional developed with improved accuracy and sensitivity,” mentioned Edwards. “The chip know-how is the very best obtainable know-how for large-scale viral genome surveillance and monitoring viral variants. This know-how couldn’t solely assist management this pandemic and additionally stop future pandemics.”

Reference: “Extremely Correct Chip-Primarily based Resequencing of SARS-CoV-2 Scientific Samples” by Kendall Hoff, Xun Ding, Lucas Carter, John Duque, Ju-Yu Lin, Samantha Dung, Priyanka Singh, Jiayi Solar, Filip Crnogorac, Radha Swaminathan, Emily N. Alden, Xuechen Zhu, Ryota Shimada, Marijan Posavi, Noah Hull, Darrell Dinwiddie, Adam M. Halasz, Glenn McGall, Wei Zhou and Jeremy S. Edwards, 13 April 2021, Langmuir.

The mission of the Computational Genomics and Know-how (CGaT) Laboratory is to offer coaching in bioinformatics analysis for undergraduate, grasp’s and Ph.D. college students, in addition to postdoctoral fellows; present collaborative analysis interactions to make the most of bioinformatics computing instruments for researchers at UNM, and to conduct state-of-the-art and modern bioinformatics and genomics analysis throughout the heart.

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