Evidence map›Paper›PMID 24752503›Full record

ArticleToxicological sciences : an official journal of the Society of Toxicology2014

Aggregate culture of human embryonic stem cell-derived hepatocytes in suspension are an improved in vitro model for drug metabolism and toxicity testing.

Srikumar Sengupta, Brian Patrick Johnson, Scott Allen Swanson, Ron Stewart, Christopher Alan Bradfield, James Alexander Thomson

Open access · greenAbstract read
In one paragraph

Article in Toxicological sciences : an official journal of the Society of Toxicology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
14citing papers in PubMed, 1 pooled it
3.1field-weighted citation impact, top 8% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

14 citing papers in PubMed, 1 synthesis or guideline pooled it, 46 citations in OpenAlex.

  1. Pooled it
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  12. CYP3A5 Mediates Effects of Cocaine on Human Neocorticogenesis: Studies using an In Vitro 3D Self-Organized hPSC Model with a Single Cortex-Like Unit.Neuropsychopharmacology : official publication of the American College of Neuropsychopharmacology · 2017
    Article
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Srikumar SenguptaMorgridge Institute for Research, Madison, Wisconsin 53715 ssengupta@morgridgeinstitute.org.
Brian Patrick JohnsonMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin-Madison, Madison, Wisconsin 53706.
Scott Allen SwansonMorgridge Institute for Research, Madison, Wisconsin 53715.
Ron StewartMorgridge Institute for Research, Madison, Wisconsin 53715.
Christopher Alan BradfieldMcArdle Laboratory for Cancer Research, Department of Oncology, School of Medicine and Public Health, University of Wisconsin-Madison, Madison, Wisconsin 53706.
James Alexander ThomsonMorgridge Institute for Research, Madison, Wisconsin 53715 Department of Cell & Regenerative Biology, University of Wisconsin School of Medicine and Public Health, Madison, Wisconsin 53706 Department of Molecular, Cellular, & Developmental Biology, University of California Santa Barbara, Santa Barbara, California 93106.
Morgridge Institute for Research · USUniversity of Wisconsin–Madison · US

Funding

The San Diego Epigenome CenterU01ES017166 · NIEHS · LUDWIG INSTITUTE FOR CANCER RES LTD · PI REN, BING · 2008 to 2013
$16.3M
Molecular & Environmental Toxicology Pre-& Postdoctoral Training ProgramT32ES007015 · NIEHS · UNIVERSITY OF WISCONSIN-MADISON · PI CHRISTOPHER A BRADFIELD · 1985 to 2026
$11.5M
Transgenic Models of Ah Receptor ActionR01ES020668 · NIEHS · UNIVERSITY OF WISCONSIN-MADISON · PI BRADFIELD, CHRISTOPHER A · 2012 to 2016
$1.7M
NIEHS NIH HHS 1U01ES017166-01NIEHS NIH HHS R01 ES020668NIEHS NIH HHS T32 ES007015NIEHS NIH HHS T32ES007015
6 · The paper itself

Abstract

Early phase drug development relies on primary human hepatocytes for studies of drug metabolism, cytotoxicity, and drug-drug interactions. However, primary human hepatocytes rapidly lose metabolic functions ex vivo and are refractory to expansion in culture and thus are limited in quantity. Hepatocytes derived from human pluripotent stem cells (either embryonic stem (ES) or induced pluripotent stem (iPS) cells), have the potential to overcome many of the limitations of primary human hepatocytes, but to date the use of human pluripotent stem cell-derived hepatocytes has been limited by poor enzyme inducibility and immature metabolic function. Here, we present a simple suspension culture of aggregates of ES cell-derived hepatocytes that compared to conventional monolayer adherent culture significantly increases induction of CYP 1A2 by omeprazole and 3A4 by rifampicin. Using liquid chromatography-tandem mass spectrometry, we further show that ES cell-derived hepatocytes in aggregate culture convert omeprazole and rifampicin to their human-specific metabolites. We also show that these cells convert acetaminophen (APAP) to its cytotoxic metabolite (N-acetyl-p-benzoquinone imine (NAPQI)), although they fail to perform APAP glucuronidation. In summary, we show that human pluripotent stem cell-derived hepatocytes in aggregate culture display improved enzymatic inducibility and metabolic function and is a promising step toward a simple, scalable system, but nonetheless will require further improvements to completely replace primary human hepatocytes in drug development.

Indexed as

AcetaminophenCell AggregationCell Culture TechniquesCell DifferentiationChromatography, LiquidCytochrome P-450 CYP1A2Cytochrome P-450 CYP1A2 InducersCytochrome P-450 CYP3ACytochrome P-450 CYP3A InducersDrug DiscoveryEmbryonic Stem CellsEnzyme InductionHepatocytesHep G2 CellsHumansOmeprazoleAcetaminophenCYP1A2 protein, humanCYP3A4 protein, humanCytochrome P-450 CYP1A2Cytochrome P-450 CYP1A2 InducersCytochrome P-450 CYP3ACytochrome P-450 CYP3A InducersOmeprazoleRifampinDrug testingES cellsHepatocytesiPS cellsStem cellsToxicity testing

Identifiers

PMID24752503
PMCPMC4133588
OpenAlexW2130953036

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.