Authors

    Language

    English

    Publication Date

    5-30-2023

    Journal

    Seminars in Cell & Developmental Biology

    DOI

    10.1016/j.semcdb.2022.07.002

    PMID

    35817656

    PMCID

    PMC9825685

    PubMedCentral® Posted Date

    5-30-2024

    PubMedCentral® Full Text Version

    Author MSS

    Abstract

    Recent advances in pluripotent stem cell culture allow researchers to generate not only most embryonic cell types, but also morphologies of many embryonic structures, entirely in vitro. This recreation of embryonic form from naïve cells, known as synthetic morphogenesis, has important implications for both developmental biology and regenerative medicine. However, the capacity of stem cell-based models to recapitulate the morphogenetic cell behaviors that shape natural embryos remains unclear. In this review, we explore several examples of synthetic morphogenesis, with a focus on models of gastrulation and surrounding stages. By varying cell types, source species, and culture conditions, researchers have recreated aspects of primitive streak formation, emergence and elongation of the primary embryonic axis, neural tube closure, and more. Here, we describe cell behaviors within in vitro/ex vivo systems that mimic in vivo morphogenesis and highlight opportunities for more complete models of early development.

    Keywords

    Gastrulation, Morphogenesis, Gastrulation, Embryoid, Gastruloid, Morphogenesis, Synthetic development

    Published Open-Access

    yes

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