An open-source high-content analysis workflow for CFTR function measurements using the forskolin-induced swelling assay

Marne C. Hagemeijer, Annelotte M. Vonk, Nikhil T. Awatade, Iris A.L. Silva, Christian Tischer, Volker Hilsenstein, Jeffrey M. Beekman, Margarida D. Amaral, Hugo M. Botelho*

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

1 Citation (Scopus)

Abstract

Motivation: The forskolin-induced swelling (FIS) assay has become the preferential assay to predict the efficacy of approved and investigational CFTR-modulating drugs for individuals with cystic fibrosis (CF). Currently, no standardized quantification method of FIS data exists thereby hampering inter-laboratory reproducibility. Results: We developed a complete open-source workflow for standardized high-content analysis of CFTR function measurements in intestinal organoids using raw microscopy images as input. The workflow includes tools for (i) file and metadata handling; (ii) image quantification and (iii) statistical analysis. Our workflow reproduced results generated by published proprietary analysis protocols and enables standardized CFTR function measurements in CF organoids. Availability and implementation: All workflow components are open-source and freely available: the htmrenamer R package for file handling https://github.com/hmbotelho/htmrenamer; CellProfiler and ImageJ analysis scripts/pipelines https://github.com/hmbotelho/FIS_image_analysis; the Organoid Analyst application for statistical analysis https://github.com/hmbotelho/organoid_analyst; detailed usage instructions and a demonstration dataset https://github.com/hmbotelho/FIS_analysis. Distributed under GPL v3.0.

Original languageEnglish
Pages (from-to)5686-5694
Number of pages9
JournalBioinformatics
Volume36
Issue number24
DOIs
Publication statusPublished - 15 Dec 2020

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