Alcohol-Related Liver Disease Organoids for Drug Screening
Source Feng et al., 2024 · Shanxi Medical University · 10.3724/abbs.2024074
Abstract
This protocol describes the differentiation of human induced pluripotent stem cells (hiPSCs) into three-dimensional liver organoids containing hepatocytes, cholangiocytes, hepatic stellate cells, and Kupffer cells. The resulting organoids are treated with ethanol to establish an in vitro model of alcoholic liver disease (ALD) that recapitulates key pathological features including hepatocyte steatosis, mitochondrial damage, elevated reactive oxygen species, and cell necrosis. The model demonstrates applicability for drug screening and therapeutic evaluation.
Protocol overview
25 steps across 8 phases
- a Preparation of culture plates with Matrigel coating
- b Seed hiPSC-B1 cells on Matrigel-coated plates
- c Culture hiPSCs in mTeSR medium
- d Passage hiPSCs
- a Initiate DE differentiation on Day 1
- b Change medium on Day 2
- c Change medium on Day 3
- a Culture in FG differentiation medium
- a Dissociate foregut spheroids on Day 7
- b Embed dissociated cells in Matrigel
- c Culture for 2 days (Days 7-9)
- a Replace medium with RA-containing medium on Day 9
- b Incubate for 4 days. Renew the medium on Day 11.
- a Switch to hepatocyte culture medium on Day 13
- b Isolate liver organoids from Matrigel on Day 16
- c Passage organoids on Day 16
- d Change medium every 3 days
- e Organoids ready for use (Days 22-25)
- a Initiate ethanol treatment on Day 27
- b Maintain ethanol treatment for 72 hours
- c Harvest organoids after 72 hours ethanol treatment
- a Prepare ALD model with concurrent drug treatment
- b Define drug dosing (example doses)
- c Maintain cultures for 3 days with drug treatment
- d Assess drug efficacy and organoid viability
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Attribution
This SOP was written by Organthis based on the published method in Feng et al., 2024. Once the originating laboratory has confirmed it, the SOP is marked Verified.
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