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A Validatable Droplet Digital Polymerase Chain Reaction Assay for the Detection of Adeno-Associated Viral Vectors in Bioshedding Studies of Tears

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Test verification and validation for molecular diagnostic assays.

Kevin C Halling¹, Iris Schrijver, Diane L Persons

¹Department of Laboratory Medicine, Mayo Foundation, Rochester, Minnesota, USA.

Archives of Pathology & Laboratory Medicine

|January 3, 2012

Summary

Clinical laboratories use molecular diagnostic tests for various diseases. This work provides guidance and examples for validating new molecular assays before clinical implementation.

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Published on: June 19, 2018

Area of Science:

Clinical diagnostics
Molecular assays
Laboratory medicine

Background:

Molecular diagnostics are increasingly vital for disease diagnosis, prognosis, and treatment guidance.
Clinical laboratories employ diverse molecular tests for hereditary disorders, cancer, and infectious diseases.
Verification (FDA-approved tests) and validation (laboratory-developed tests) are crucial before assay implementation.

Discussion:

Existing guidelines for molecular assay validation are often general.
Specific details of validation approaches in published literature are scarce.
Laboratories require practical examples for preparing new molecular assays for clinical use.

Key Insights:

This work addresses the need for detailed guidance on molecular assay validation.
It aims to provide practical examples for laboratories introducing novel molecular tests.
Standardized validation processes enhance diagnostic accuracy and reliability.

Outlook:

Dissemination of validation methodologies will improve clinical laboratory practices.
Further research into standardized validation protocols is warranted.
Enhanced guidance will facilitate the adoption of innovative molecular diagnostic tools.