test

Start-up launches India’s first COVID home test kit

Indian start-up Mylab Discovery Solutions hopes that its inexpensive COVID-19 home test kit—the country’s first—will help the massive South Asian nation better track the pandemic’s spread among its 1.3-billion people. CoviSelf was launched earlier this month and is the first home testing kit to be approved in India, which is slowly emerging from a brutal …

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Rapid, at-home blood test could confirm COVID-19 vaccination in minutes

Rapid, at-home blood test could confirm COVID-19 vaccination in minutes

An image taken from a YouTube video shows results of a rapid blood test developed by Johns Hopkins researchers that can confirm in minutes if a person has been vaccinated for SARS-CoV-2, the virus that causes COVID-19. Credit: Robert Kruse One challenge as society reopens is identifying who has been vaccinated for SARS-CoV-2, the virus …

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Why are some COVID test results false positives, and how common are they?

Why are some COVID test results false positives, and how common are they?

There are a few reasons an RT-PCR test can result in a false positive. Credit: Shutterstock Two COVID-19 cases previously linked to Melbourne’s current outbreak have now been reclassified as false positives. They’re no longer included in Victoria’s official case counts, while a number of exposure sites linked to these cases have been removed. The …

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Waters launches new RUO LC-MS test method to advance infectious disease research

Waters launches new RUO LC-MS test method to advance infectious disease research

Jun 4 2021 Waters Corporation today introduced a new RUO LC-MS test method to advance critical infectious disease research. Waters™ SARS-CoV-2 LC-MS Kit (RUO) uses an orthogonal analytical method that directly detects and quantifies SARS-CoV-2 Nucleocapsid (NCAP) peptides that initial studies have shown to yield highly accurate, quantitative results. Waters’ SARS-CoV-2 LC-MS Kit (RUO). Image …

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Detecting rare blood clots was a win, but US vaccine safety system still has gaps

Ultrasensitive blood test detects viral protein, confirms vaccine activates robust immune response

Credit: Unsplash/CC0 Public Domain The carefully orchestrated dance between the immune system and the viral proteins that induce immunity against COVID-19 may be more complex than previously thought. A new study by investigators at Brigham and Women’s Hospital used an ultrasensitive, single-molecule array (Simoa) assay to detect extremely low levels of molecules in the blood …

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Researchers validate new COVID-19 test kit that could spur the expansion of more rapid testing

Researchers validate new COVID-19 test kit that could spur the expansion of more rapid testing

Simon Fraser University researchers have validated a faster, cheaper COVID-19 test that could kickstart the expansion of more widespread rapid testing. Study results have been published in The Journal of Molecular Diagnostics. This research offers a cheaper, faster alternative to the most reliable and sensitive test currently used worldwide, without sacrificing sensitivity and reproducibility.” …

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A new rapid test detects a coronavirus infection in 10 minutes

A new rapid test detects a coronavirus infection in 10 minutes

Creative rendition of SARS-CoV-2 particles (not to scale). Credit: National Institute of Allergy and Infectious Diseases, NIH An antigen-based detection technique developed by University of Helsinki researchers could be used to analyze as many as 500 samples per hour. In a recently completed study, the rapid test was able to diagnose a viral infection almost …

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Scientists shed light on action of key tuberculosis drug

Researchers develop test that can detect childhood tuberculosis a year ahead

Scanning electron micrograph of Mycobacterium tuberculosis bacteria, which cause TB.  Credit: NIAID Researchers at Tulane University School of Medicine have developed a highly sensitive blood test that can find traces of the bacteria that causes tuberculosis (TB) in infants a year before they develop the deadly disease, according to a study published in BMC Medicine. Using only …

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Brazil city offers COVID shots to all 18-60 as part of test

Brazil city offers COVID shots to all 18-60 as part of test

People pose in front of the Christ the Redeemer statue that is lit up with a message that reads in Portuguese; “Vaccination saves, united by the vaccine”, urging people to get the COVID-19 vaccine and encouraging vaccination in Brazil and throughout the world, in Rio de Janeiro, Brazil, Saturday, May 15, 2021. (AP Photo/Bruna Prado) …

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