LDTs

FDA Sets the Bar on Specimen Pooling & Asymptomatic Screening for SARS-CoV-2 Test Development

On June 16, the US Food and Drug Administration (FDA) issued new guidance addressing two key issues related to SARS-CoV-2 testing: validation processes for test pooling of samples for test development … [Read more...]

FDA Watch

After Initial Resistance, Agency Warms to Home COVID-19 Testing

Back in March, the US Food and Drug Administration (FDA) stated that the newly liberalized clearance scheme it was deploying to expedite the COVID-19 diagnostic testing pipeline did not apply to … [Read more...]

COVID-19 Serology Testing

Now Even the “Good” Tests Are Coming Under Fire

The inaccuracy of serology tests that detect antibodies to the SARS-CoV-2 virus has become an issue of mounting concern. Even though the lack of sensitivity and specificity of these tests is well … [Read more...]

FDA Watch

Agency Clears Dozens of New COVID-19 Diagnostic Tests in Record Time

The US Food and Drug Administration (FDA) has taken a lot of heat for wasting precious time in responding to the COVID-19 emergency. While this criticism is fair, it is also true that the agency has … [Read more...]

Pandemic & Progress

First Saliva COVID-19 Test Secures FDA Approval

One of the toughest parts of COVID-19 laboratory testing is the sample collection process. A swab must be inserted into each nostril, one at a time, to the nasopharynx at the back of the nasal cavity, … [Read more...]

Emerging Tests

Serology Testing Critical to COVID-19 Survival & Post-Crisis Transition

There are two kinds of people who have SARS-CoV-2 antibodies in their systems: Those who are currently infected with COVID-19 (both symptomatic and asymptomatic), and those who were infected but have … [Read more...]

Point of Care

Are Rapid Immunodiagnostic Tests for COVID-19 Ready for Prime Time?

The success of treatment, quarantine and, ultimately, return to normalcy, all hinge on the development and dissemination of tests capable of not just accurate but rapid detection of COVID-19 … [Read more...]

Emerging Tests

How Laboratories Are Developing New Coronavirus Diagnostic Tests at Record Speed

The criticism leveled at the Food and Drug Administration (FDA) over the lack of diagnostic tests for COVID-19 in the U.S. belies the unprecedented speed with which new coronavirus tests are reaching … [Read more...]

FDA Watch

SARS-CoV-2 Detection Assays Highlight List of Key New Product Approvals

Key new U.S. Food and Drug Administration product approvals announced from mid-February 2020 through March 20, 2020 include emergency use authorization (EUA) for eight different commercial tests for … [Read more...]

FDA Watch

FDA Finalizes CLIA Waiver Guidance for Approval of New In Vitro Diagnostic Devices

On Feb. 25, the FDA issued a pair of final guidances to help manufacturers seeking clearance for new in vitro diagnostic devices. Here is a summary of the key points from each guidance. CLIA … [Read more...]


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