Two former employees of a lab that certified many Australian sunscreens have told the ABC about what they allege is questionable data and testing practices. Several sunscreen brands have stopped using ...

A consumer group Choice review shows Princeton Consumer Research carried out tests for certification for at least eight sunscreens that fell short of their advertised SPF50 claims. Several industry ...

Researchers at Imperial College London say they have developed a novel lab-on-a-chip infection test that could provide less expensive and faster portable diagnostics. The chip, known as TriSilix, is a ...

This paper describes the development of a microfluidic methodology, using RNA extraction and reverse transcription PCR, for investigating expression levels of cytochrome P450 genes. Cytochrome P450 ...

The transmission of viruses through biological materials is of great concern to many researchers and managers of lab animal facilities. There is ample documentation 1 for the confounding effects of ...

In the summer of 1984, Henry Erlich, Glenn Horn, Randy Saiki, and myself were working on developing a DNA test for sickle cell anemia (SCA) at Cetus Corp. SCA is an autosomal dominant disease caused ...

Antigen tests are one type of rapid test that may help diagnose COVID-19. Some rapid tests can provide results in 15 minutes. But, they may not be as accurate as other types of tests, such as a PCR ...

With laboratory methods and diagnostics advancing apace, Francesca Lake considers whether PCR is likely to retain its crown as an essential lab method, or whether it could be replaced and consigned to ...

The Mussel PCR Lab involves identifying native and non-native saltwater mussel species using genomic techniques. Students will investigate: How can we distinguish between invasive and local mussels ...

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New guidelines from the U.S. Centers for Disease Control and Prevention (CDC) withdrawing their request for Emergency Use Authorization for a coronavirus test introduced in February 2020 do not mean ...

Dogs are as reliable as laboratory tests for detecting COVID-19 cases, and may be even better than PCR tests for identifying infected people who don’t have symptoms. A bonus: The canines are cuter and ...