Results 1 to 10 of about 10,920 (124)

Suppressing Nodal Signaling Activity Predisposes Ectodermal Differentiation of Epiblast Stem Cells

open access: yesStem Cell Reports, 2018
Summary: The molecular mechanism underpinning the specification of the ectoderm, a transient germ-layer tissue, during mouse gastrulation was examined here in a stem cell-based model.
Zhisong He   +2 more
exaly   +3 more sources

Loss of the Otx2-Binding Site in the Nanog Promoter Affects the Integrity of Embryonic Stem Cell Subtypes and Specification of Inner Cell Mass-Derived Epiblast

open access: yesCell Reports, 2016
Mouse embryonic stem cells (ESCs) and the inner cell mass (ICM)-derived epiblast exhibit naive pluripotency. ESC-derived epiblast stem cells (EpiSCs) and the postimplantation epiblast exhibit primed pluripotency.
Dario Acampora   +2 more
exaly   +3 more sources

The number of primitive endoderm cells in the inner cell mass is regulated by platelet-derived growth factor signaling in porcine preimplantation embryos [PDF]

open access: yesAnimal Bioscience, 2023
Objective Discovering the mechanism of cell specification is important to manipulate cellular lineages. To obtain lineage-specific cell lines, the target lineage needs to be promoted, and counterpart lineages should be suppressed.
Jong-Nam Oh   +7 more
doaj   +1 more source

The Long Terminal Repeats of ERV6 Are Activated in Pre-Implantation Embryos of Cynomolgus Monkey

open access: yesCells, 2021
Precise gene regulation is critical during embryo development. Long terminal repeat elements (LTRs) of endogenous retroviruses (ERVs) are dynamically expressed in blastocysts of mammalian embryos.
Kui Duan   +8 more
doaj   +1 more source

Capturing Pluripotency and Beyond

open access: yesCells, 2021
During the development of a multicellular organism, the specification of different cell lineages originates in a small group of pluripotent cells, the epiblasts, formed in the preimplantation embryo.
Chih-Yu Yeh   +3 more
doaj   +1 more source

Epiblast cells gather onto the anterior mesendoderm and initiate brain development without the direct involvement of the node in avian embryos: Insights from broad-field live imaging

open access: yesFrontiers in Cell and Developmental Biology, 2022
Live imaging of migrating and interacting cells in developing embryos has opened a new means for deciphering fundamental principles in morphogenesis and patterning, which was not possible with classic approaches of experimental embryology.
Koya Yoshihi   +8 more
doaj   +1 more source

Blastomeres of 8-cell mouse embryos differ in their ability to generate embryonic stem cells and produce lines with different transcriptional signatures

open access: yesFrontiers in Cell and Developmental Biology, 2023
Embryonic stem cell (ESC) derivation from single blastomeres of 8-cell mouse embryos results in lower derivation rates than that from whole blastocysts, raising a biological question about the developmental potential of sister blastomeres.
Sandra Alonso-Alonso   +9 more
doaj   +1 more source

Integrin β1 coordinates survival and morphogenesis of the embryonic lineage upon implantation and pluripotency transition

open access: yesCell Reports, 2021
Summary: At implantation, the embryo establishes contacts with the maternal endometrium. This stage is associated with a high incidence of preclinical pregnancy losses. While the maternal factors underlying uterine receptivity have been investigated, the
Matteo Amitaba Molè   +5 more
doaj   +1 more source

Epithelial-Mesenchymal Transition Drives Three-Dimensional Morphogenesis in Mammalian Early Development

open access: yesFrontiers in Cell and Developmental Biology, 2021
From fertilization to onset of gastrulation, a mammalian embryo goes through several rounds of cellular morphogenesis resembling phenomena of epithelial-mesenchymal transition (EMT) and mesenchymal-epithelial transition (MET), collectively referred to as
Galym Ismagulov   +2 more
doaj   +1 more source

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