Results 71 to 80 of about 8,535 (205)

Cell death and morphogenesis during early mouse development: Are they interconnected? [PDF]

open access: yes, 2015
Shortly after implantation the embryonic lineage transforms from a coherent ball of cells into polarized cup shaped epithelium. Recently we elucidated a previously unknown apoptosis‐independent morphogenic event that reorganizes the pluripotent lineage ...
Bedzhov, Ivan, Zernicka-Goetz, Magdalena
core   +1 more source

Developmental plasticity, cell fate specification and morphogenesis in the early mouse embryo [PDF]

open access: yes, 2014
A critical point in mammalian development is when the early embryo implants into its mother's uterus. This event has historically been difficult to study due to the fact that it occurs within the maternal tissue and therefore is hidden from view. In this
Bedzhov, Ivan   +3 more
core   +2 more sources

Morphometric‐Assisted Prediction of Developmental Toxicity Using Stem Cell‐Based Embryo Models in Microwells

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 15, 10 June, 2025.
This proof‐of‐concept study involves high‐throughput teratogenicity screening of compounds using XEn/EpiCs, a 3D stem cell‐based embryo model, within microwells. The term ‘morphotoxicity’ is introduced to complement traditional cytotoxicity assays through automated feature extraction and machine‐learning‐assisted classification of morphologies.
Vinidhra Shankar   +4 more
wiley   +1 more source

Spatial and temporal patterns of distribution of the gap junction protein connexin43 during mouse gastrulation and organogenesis [PDF]

open access: yes, 1992
Connexin43 (Cx43) is a member of the family of channel-forming proteins that make up the gap junction and are believed to provide pathways for cell-cell exchange of developmental signals.
Biswal, Sandip   +2 more
core  

Signaling Centers Drive Brachyury Dynamics and Lineage Commitment in mESC Aggregates

open access: yesFASEB BioAdvances, Volume 7, Issue 6, June 2025.
We used a mouse embryonic stem cell aggregate model to compare the use of Chiron and BMP4 signaling as pulses (applied to the whole aggregate) or signaling centers (applied to part of the aggregate). BMP4 as a pulse was shown to drive neural differentiation, with Chiron inhibiting this effect.
A. Rabeling, M. Goolam
wiley   +1 more source

NF2 is Essential for Human Endoderm Development

open access: yesAdvanced Science, Volume 12, Issue 17, May 8, 2025.
This study demonstrates that NF2, moesin‐ezrin‐radixin like (MERLIN) tumor suppressor (NF2) is essential for human endoderm formation. NF2 knockout human induced pluripotent stem cells fail to form endoderm both in vitro and in vivo due to yes‐associated protein 1 (YAP1) nuclear translocation, redirecting differentiation toward myofibroblast‐like cells.
Minjin Jeong   +5 more
wiley   +1 more source

The transcription factor GATA6 is essential for early extraembryonic development [PDF]

open access: yes, 1999
The gene coding for the murine transcription factor GATA6 was inactivated by insertion of a beta-galactosidase marker gene. The analysis of heterozygote GATA6/lacZ mice shows two inductions of GATA6 expression early in ...
Beddington, R.   +4 more
core  

Wnt Inhibition Safeguards Porcine Embryonic Stem Cells From the Acquisition of Extraembryonic Endoderm Cell Fates

open access: yesAdvanced Science, Volume 12, Issue 17, May 8, 2025.
The study reports that Wnt inhibitors safeguard porcine embryonic stem cells (ESCs) from acquiring the extraembryonic endoderm (XEN) lineage, and further develop an efficient strategy to derive XEN cells from ESCs. The XEN cells from ESCs exhibit similar transcriptome and chromatin accessibility features to XEN cells from embryos and contribute to ...
Hanning Wang   +4 more
wiley   +1 more source

X-chromosome inactivation mosaicism in the three germ layers and the germ line of the mouse embryo [PDF]

open access: yes, 1982
Electrophoretic variant forms of the X-linked enzyme phosphoglycerate kinase (PGK-1, E.C.2, 7, 2, 3) have been used to examine X-chromosome mosaicism in tissues from 121/2-day post coitum heterozygous female mouse embryos.
Fosten, M., McMahon, A., Monk, M.
core  

Digital Three-Dimensional Atlas of Quail Development Using High-Resolution MRI [PDF]

open access: yes, 2007
We present an archetypal set of three-dimensional digital atlases of the quail embryo based on microscopic magnetic resonance imaging (µMRI). The atlases are composed of three modules: (1) images of fixed ex ovo quail, ranging in age from embryonic day 5
Fraser, Scott E.   +6 more
core   +3 more sources

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