A decontamination strategy for resolving SARS-CoV-2 amplicon contamination in a next-generation sequencing laboratory

Author:

Mwangi PeterORCID,Mogotsi Milton,Ogunbayo Ayodeji,Mooko Teboho,Maringa Wairimu,Sondlane Hlengiwe,Nkwadipo Kelebogile,Adelabu Olusesan,Bester Philip Armand,Goedhals Dominique,Nyaga MartinORCID

Abstract

AbstractSevere acute respiratory syndrome coronavirus type 2 (SARS-CoV-2) amplicon contamination was discovered due to next-generation sequencing (NGS) reads mapping in the negative controls. Environmental screening was undertaken to determine the source of contamination, which was suspected to be evaporation during polymerase chain reaction (PCR) assays while using the coronavirus disease 2019 (COVID-19) ARTIC protocol. A decontamination strategy is hereby documented to assist laboratories that may experience similar amplicon contamination. Routine molecular laboratory environmental screening as a quality control is highly recommended.

Funder

Bill and Melinda Gates Foundation

World Health Organization

National Research Foundation

Poliomyelitis Research Foundation

Publisher

Springer Science and Business Media LLC

Subject

Virology,General Medicine

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