Evidence map›Paper›PMID 28524079›Full record

ArticleInternational journal of molecular sciences2017

Assembly of Hepatocyte Spheroids Using Magnetic 3D Cell Culture for CYP450 Inhibition/Induction.

Pujan K Desai, Hubert Tseng, Glauco R Souza

Open access · goldAbstract read
In one paragraph

Article in International journal of molecular sciences, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
2.2field-weighted citation impact, top 13% 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

28 citing papers in PubMed, 45 citations in OpenAlex.

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  7. iPSC-derived cells for whole liver bioengineering.Frontiers in bioengineering and biotechnology · 2024
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  15. Characterization of primary mouse hepatocyte spheroids as a model system to support investigations of drug-induced liver injury.Toxicology in vitro : an international journal published in association with BIBRA · 2021
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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

3 authors at 2 institutions in 1 country.

Pujan K DesaiNano3D Biosciences, Houston, TX 77030, USA. pujandesai@gmail.com.
Hubert TsengNano3D Biosciences, Houston, TX 77030, USA. htseng@n3dbio.com.
Glauco R SouzaNano3D Biosciences, Houston, TX 77030, USA. gsouza@n3dbio.com.
The University of Texas Health Science Center at Houston · USNano3D Biosciences (United States) · US

Funding

Development of high-throughput cardiotoxicity and hepatotoxicity assays with magnetic 3D bioprintingR44ES024644 · NIEHS · NANO3D BIOSCIENCES, INC. · PI TSENG, HUBERT · 2017 to 2018
$1000k
Novel 3D high-content/throughput assay with mobile device-based data acquisitionR43ES024644 · NIEHS · NANO3D BIOSCIENCES, INC. · PI SOUZA, GLAUCO RANNA, TSENG, HUBERT · 2014 to 2014
$150k
NIEHS NIH HHS R43 ES024644NIEHS NIH HHS R44 ES024644
6 · The paper itself

Abstract

There is a significant need for in vitro methods to study drug-induced liver injury that are rapid, reproducible, and scalable for existing high-throughput systems. However, traditional monolayer and suspension cultures of hepatocytes are difficult to handle and risk the loss of phenotype. Generally, three-dimensional (3D) cell culture platforms help recapitulate native liver tissue phenotype, but suffer from technical limitations for high-throughput screening, including scalability, speed, and handling. Here, we developed a novel assay for cytochrome P450 (CYP450) induction/inhibition using magnetic 3D cell culture that overcomes the limitations of other platforms by aggregating magnetized cells with magnetic forces. With this platform, spheroids can be rapidly assembled and easily handled, while replicating native liver function. We assembled spheroids of primary human hepatocytes in a 384-well format and maintained this culture over five days, including a 72 h induction period with known CYP450 inducers/inhibitors. CYP450 activity and viability in the spheroids were assessed and compared in parallel with monolayers. CYP450 activity was induced/inhibited in spheroids as expected, separate from any toxic response. Spheroids showed a significantly higher baseline level of CYP450 activity and induction over monolayers. Positive staining in spheroids for albumin and multidrug resistance-associated protein (MRP2) indicates the preservation of hepatocyte function within spheroids. The study presents a proof-of-concept for the use of magnetic 3D cell culture for the assembly and handling of novel hepatic tissue models.

Indexed as

Cell Culture TechniquesCells, CulturedCytochrome P-450 Enzyme SystemHepatocytesHumansLiverSpheroids, CellularCytochrome P-450 Enzyme Systemhepatocytehigh-throughputin vitro methodslivermetabolomics

Identifiers

PMID28524079
PMCPMC5454994
OpenAlexW2615924507

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.