A team of researchers have developed an easy-to-use colorimetric assay for the detection of food contaminated with salmonella. The assay is based on a novel nucleic acid probe that is cleaved by an ...

At present, real-time polymerase chain reaction (RT-PCR) assay is considered the gold standard for the diagnosis of SARS-CoV-2 infection. RT-PCR is a nuclear-derived method for detecting the presence ...