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Updated: Jul 2, 2025

Adapting Gastrointestinal Organoids for Pathogen Infection and Single Cell Sequencing under Biosafety Level 3 BSL-3 Conditions
Published on: September 10, 2021
Chemical inactivation strategies for SARS-CoV-2-infected cells and organoids
Marwah Karim1, Amol Arunrao Pohane2, Chieh-Wen Lo1
1Department of Medicine, Division of Infectious Diseases and Geographic Medicine, Stanford University, Stanford, CA, USA.
Abstract:
Infectious severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) research, conducted in high-containment laboratories, requires transferring samples to lower containment labs for downstream applications, mandating sample inactivation. Here, we present a stepwise protocol for chemical inactivation of SARS-CoV-2 virus in culture supernatants or within infected cells and organoids, using eight chemical reagents validated via plaque assays. Additionally, we describe steps for troubleshooting virus inactivation, titer calculation, and log reduction. This protocol offers valuable resources for the COVID-19 research community, providing essential tools to advance research on this virus.

