Health
Covid-19 infection may be detected by breath test, Health News, ET Health World
Researchers at Gothenburg University in Sweden have discovered that aerosol particles containing ribonucleic acid (RNA) virus are found in the early stages of Covid-19.
“The particles we can detect are very small, less than 5 micrometers in diameter. Capture particles with RNA virus With just a few breaths. “
The measurement was performed with the Particles in Exhaled Air (PExA) research equipment developed at the Occupational and Environmental Medicine of the Sahlgrenska Academy. Breath Explorer (Be).
In this study, published in the journal Influenza and Other Respiratory Viruss, samples were collected using three different techniques. A technique in which the subject of research holds a short breath after a very deep exhalation. And the technique that the subject coughs the instrument three times.
Studies, of course, showed that cough produced the most positive respiratory samples (25-8) collected with PExA, followed by deep breathing (25-3) and normal breathing (25-2). Is shown.
“The amount of aerosol particles needed for the test was about one ten millionth of the amount from the nasal swab sample needed to detect viral RNA in regular respiration by PCR analysis,” said the inventor of PExA. Professor Anna-Carin Olin said.
“The droplets that are exhaled after a deep breath are formed primarily in the small airways where the virus is known to cause major damage. As a result, the findings of the exhaled air associated with the progression of the disease. Further research is exciting, “she added.
Findings also increase the likelihood of replacing the unpleasant nasal swab test with a convenient and simple one. Breath test..
But according to Olin, it would be too extrapolating the findings.
“The method of studying aerosol particles is a good complement to the established method of measuring and monitoring Covid-19. In general, breath analysis is a great way to study the spread of infection and where the virus is. It has potential. The airway. “
Sources 2/ https://health.economictimes.indiatimes.com/news/industry/covid-19-infection-may-now-be-detected-in-breath-tests/89772514 The mention sources can contact us to remove/changing this article |
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