Results 51 to 60 of about 65,698 (300)

Cell lineage and cell cycling analyses of the 4d micromere using live imaging in the marine annelid Platynereis dumerilii

open access: yeseLife, 2017
Cell lineage, cell cycle, and cell fate are tightly associated in developmental processes, but in vivo studies at single-cell resolution showing the intricacies of these associations are rare due to technical limitations.
B Duygu Özpolat   +3 more
doaj   +1 more source

Zebrafish frizzled7b is expressed in prechordal mesoderm, brain and paraxial mesoderm

open access: yesMechanisms of Development, 2002
Frizzled (fz) genes encode receptors for the Wnt signaling pathway. We describe a novel fz gene, zebrafish fz7b. Maternal fz7b mRNA is detectable by RT-PCR. Embryonic fz7b is widely distributed in early epiboly stage embryos. By shield stage, expression appears enriched around the blastoderm margin.
Ungar, Anne R, Calvey, Colleen R
openaire   +2 more sources

Coordination of Hox identity between germ layers along the anterior-to-posterior axis of the vertebrate embryo [PDF]

open access: yes, 2010
During early embryonic development, a relatively undifferentiated mass of cells is shaped into a complex and morphologically differentiated embryo. This is achieved by a series of coordinated cell movements that end up in the formation of the three ...
Lloret Vilaspasa, F.
core  

Repressor dimerization in the zebrafish somitogenesis clock [PDF]

open access: yes, 2007
The oscillations of the somitogenesis clock are linked to the fundamental process of vertebrate embryo segmentation, yet little is known about their generation.
Olivier Cinquin, Cinquin, O
core   +2 more sources

The Gut–Heart Axis in Systemic Sclerosis: Evidence From a Large Prospective Early Disease Cohort

open access: yesArthritis Care &Research, EarlyView.
Objective Cardiac involvement significantly impacts prognosis in systemic sclerosis (SSc), highlighting the need for early risk stratification. Gastrointestinal (GI) symptoms are common and often manifest early. Emerging data suggest a link between GI and cardiac manifestations, possibly through shared mechanisms like dysautonomia.
Francesca R. Di Ciommo   +9 more
wiley   +1 more source

Germ layer-specific regulation of cell polarity and adhesion gives insight into the evolution of mesoderm

open access: yeseLife, 2018
In triploblastic animals, Par-proteins regulate cell-polarity and adherens junctions of both ectodermal and endodermal epithelia. But, in embryos of the diploblastic cnidarian Nematostella vectensis, Par-proteins are degraded in all cells in the ...
Miguel Salinas-Saavedra   +2 more
doaj   +1 more source

BMP Signaling in the Development and Regeneration of Cranium Bones and Maintenance of Calvarial Stem Cells

open access: yesFrontiers in Cell and Developmental Biology, 2020
The bone morphogenetic protein (BMP) signaling pathway is highly conserved across many species, and its importance for the patterning of the skeletal system has been demonstrated.
Guiqian Chen   +7 more
doaj   +1 more source

Patient‐Derived 3D Heart‐On‐a‐Chip Model of Dilated Cardiomyopathy With Embedded Bead‐Based Mapping of Tissue Contractility

open access: yesAdvanced Healthcare Materials, EarlyView.
A heart‐on‐a‐chip model of dilated cardiomyopathy is developed from patient‐derived induced pluripotent stem cells. The model recapitulates key disease phenotypes and enables functional assessment through integrated bead‐based tracking and pillar deflection measurements.
Ali Mousavi   +10 more
wiley   +1 more source

Mesodermal Competence of the Presumptive Ecto-Neuroderm at Various Developmental Stages, in Xenopus laevis (Daudin)

open access: yesJournal of Mathematical and Fundamental Sciences, 2019
. A comparative study on the reactive capacity of the presumptive ecto-neuroderm on mesoderm formation with increase of age has been done in Xenopus Laevis.
Sri Sudarwati
doaj  

Microgels Enable iPSCs to Assemble, Expand, and Differentiate Into Organoids—From Sizable to High‐Throughput

open access: yesAdvanced Materials, EarlyView.
A chemically defined PEG‐based microgel platform enables scalable, reproducible production of three‐dimensional microgel‐iPSC constructs in multiple sizes. The system is compatible with high‐throughput automation and supports human iPSC expansion and differentiation within a single construct, including directed differentiation into cardiac organoids ...
Laura Klasen   +8 more
wiley   +1 more source

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