U.S., Nov. 21 -- ClinicalTrials.gov registry received information related to the study (NCT07239830) titled 'Interferon Reference for Older People - REFIPA Study' on Oct. 02.
Brief Summary: The diagnosis of respiratory viral infections is mainly based on PCR tests targeting the DNA or RNA of suspected viruses, including SARS-CoV-2, RSV and influenza viruses. However, this method is limited because it only tests for a small number of viruses, while many other pathogens can cause similar symptoms. As a result, respiratory viral infections are often underdiagnosed because not all possible viruses are systematically tested for.
Another limitation of PCR tests is that they can detect residual viral genetic material long after the infection has...