Liver Organoids for Drug Screening (2017)
Source Sgodda et al., 2017 · Hannover Medical School · 10.1089/scd.2017.0023
Abstract
This protocol describes a scalable 3D suspension culture system for generating hepatic organoids from pluripotent stem cell-derived hepatic progenitors. The method maintains cells for up to three weeks with stable metabolic features and enables sensitive detection of acetaminophen-related hepatotoxicity, a common source of drug-induced liver failure.
Protocol overview
19 steps across 5 phases
- a Prepare hESC culture substrate
- b Passage and prepare monolayer for differentiation
- c Add CHIR99021 for Wnt signaling modulation
- d Continue cultivation for three days
- a First hepatic differentiation medium change
- b Continue with daily medium changes
- c Second hepatic differentiation phase with HGF
- d Final maturation with HGF, OncostatinM, and Dexamethasone
- a Mechanical dissection of monolayer
- b Transfer to suspension culture
- c Monitor organoid self-assembly
- d Size control and separation at 48 hours
- e Return sorted organoids to suspension culture
- a Prepare modified hepatocyte culture medium
- b Culture organoids in modified medium
- a Prepare organoids for toxicity assay
- b Plate organoids in 24-well plates
- c Add acetaminophen at indicated concentrations
- d Perform WST-1 cell viability assay
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Attribution
This SOP was written by Organthis based on the published method in Sgodda et al., 2017. Once the originating laboratory has confirmed it, the SOP is marked Verified.
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