Sources

Generation of human antral and fundic gastric organoids from pluripotent stem cells

Generated 2026-04-12 07:16 UTC

Metadata

title
Generation of human antral and fundic gastric organoids from pluripotent stem cells
kind
paper
status
ingested
added
2026-04-08T15:46:54+09:00
raw source
raw/sources/broda_2018_generation_of_human_antral_and.pdf
article url
https://www.nature.com/articles/s41596-018-0080-z
published date
2018-11-23
organ
gastric
protocol focus
gastric antral and fundic organoid generation from hPSCs
deep ingested
2026-04-08

Source

Study design

  • Starting material: human pluripotent stem cells
  • Protocol type: stepwise derivation and maturation protocol
  • Aim: gastric antral and fundic organoid generation from hPSCs
  • Core readouts: organoid morphology, lineage markers, and downstream functional assays

Summary

  • This paper is best understood as a stepwise derivation and maturation protocol for gastric antral and fundic organoid generation from hPSCs.
  • Its main distinctive contribution in this corpus is that it separates gastric differentiation into antral and fundic trajectories from pluripotent stem cells.
  • Within this collection, it belongs to the baseline derivation branch of organoid protocol work.
  • Paper framing: Each of these domains has distinct cell types and functions, and therefore each presents with unique disease pathologies. Here, we detail two protocols to differentiate human pluripotent stem cells (hPSCs) into human gastric organoids (hGOs) that recapitulate both domains.

Key findings

  • Defines a workflow centered on gastric antral and fundic organoid generation from hPSCs.
  • Its distinctive focus in practice is the way it separates gastric differentiation into antral and fundic trajectories from pluripotent stem cells.
  • Serves as a baseline generation protocol that other assay, maturation, or perturbation papers can build on.

Strengths

  • Useful as a starting-point protocol for building this organ system from stem cells.
  • Makes lineage commitments and media transitions explicit enough to anchor comparison across later protocols.

Limitations and caveats

  • Still likely to depend on stem-cell line quality, timing precision, and local optimization.
  • Baseline derivation protocols often need additional maturation or assay layers before they answer higher-order biological questions.

Relevance to this corpus

  • Specific role in this corpus: Useful when a generic gut protocol is too coarse and gastric subtype identity matters.
  • This paper broadens the collection's coverage of gastric organoid work.
  • It is most valuable as a baseline protocol to compare against later assay, maturation, or refinement papers.

Open questions

  • Which steps in this gastric workflow drive the most variability across lines or batches?
  • What extra maturation or assay layer is usually needed after the baseline derivation works?

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