Authors

    Language

    English

    Publication Date

    8-1-2022

    Journal

    Current Opinion in Genetics & Development

    DOI

    10.1016/j.gde.2022.101948

    PMID

    35809361

    PMCID

    PMC10378711

    PubMedCentral® Posted Date

    7-28-2023

    PubMedCentral® Full Text Version

    Author MSS

    Abstract

    Recent studies using cell lineage-tracing techniques, organoids, and single-cell RNA sequencing analyses have revealed: 1) adult organs use cell plasticity programs to recruit progenitor cells to regenerate tissues after injury, and 2) plasticity is far more common than previously thought, even in homeostasis. Here, we focus on the complex interplay of normal stem cell differentiation and plasticity in homeostasis and after injury, using the gastric epithelium as a touchstone. We also examine common features of regenerative programs and discuss the evolutionarily conserved, stepwise process of paligenosis which reprograms mature cells into progenitors that can repair damaged tissue. Finally, we discuss how conserved plasticity programs may help us better understand pathological processes like metaplasia.

    Keywords

    Cell Differentiation, Cell Lineage, Cell Plasticity, Stem Cells, Stomach, Metaplasia, Cell Reprogramming, Dedifferentiation, SPEM

    Published Open-Access

    yes

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