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Related Concept Videos

Induced Pluripotent Stem Cells01:13

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Stem cells are undifferentiated cells that divide and produce different types of cells. Ordinarily, cells that have differentiated into a specific cell type are post-mitotic—that is, they no longer divide. However, scientists have found a way to reprogram these mature cells so that they “de-differentiate” and return to an unspecialized, proliferative state. These cells are also pluripotent like embryonic stem cells—able to produce all cell types—and are therefore...
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In Vitro Differentiation of Human Pluripotent Stem Cells into Trophoblastic Cells
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Optimized protocol for naive human pluripotent stem cell-derived trophoblast induction.

Shingo Io1,2,3, Yoshiki Iemura1,4,5, Yasuhiro Takashima1

  • 1Department of Life Science Frontiers, CiRA, Kyoto University, Kyoto 606-8507, Japan.

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|November 11, 2021
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Summary

Researchers developed a new protocol to guide human pluripotent stem cells (PSCs) to form trophectoderm (TE), mimicking early human development. This method replicates key molecular events in trophoblast development for further study.

Keywords:
Cell BiologyCell DifferentiationCell cultureDevelopmental biologyFlow Cytometry/Mass CytometryMolecular BiologyStem Cells

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Area of Science:

  • Developmental Biology
  • Stem Cell Biology
  • Reproductive Biology

Background:

  • Human trophoblast development is crucial for pregnancy.
  • Trophoblast stem cells differentiate into various trophoblast subtypes.
  • Understanding early trophoblast differentiation is key to reproductive health.

Purpose of the Study:

  • To establish a robust protocol for inducing trophectoderm (TE) from human naive pluripotent stem cells (PSCs).
  • To mimic the in vivo process of early trophoblast differentiation in vitro.
  • To provide a reproducible method for studying human trophoblast development.

Main Methods:

  • Utilized naive human pluripotent stem cells (PSCs).
  • Developed a specific culture system (TE induction and ACE condition).
  • Mimicked molecular events of trophoblast development.

Main Results:

  • Successfully induced trophectoderm (TE) from naive human PSCs.
  • The culture system recapitulated key stages of trophoblast differentiation.
  • The protocol demonstrated robustness and step-by-step reproducibility.

Conclusions:

  • The developed protocol reliably generates trophectoderm from human PSCs.
  • This system offers a valuable tool for studying human trophoblast development and related disorders.
  • The findings provide insights into the molecular mechanisms governing early embryonic development.