Results 1 to 10 of about 81,569 (272)

Actomyosin-based Self-organization of cell internalization during C. elegans gastrulation [PDF]

open access: yesBMC Biology, 2012
Background Gastrulation is a key transition in embryogenesis; it requires self-organized cellular coordination, which has to be both robust to allow efficient development and plastic to provide adaptability.
Pohl Christian   +4 more
doaj   +4 more sources

Mechanisms Underlying the Initiation and Termination of Collective Cell Migration: Perspectives for Understanding Development and Cancer Metastasis. [PDF]

open access: yesBioessays
How collective cell migration starts and stops is a fundamental question but remains poorly understood. This review discusses the distinct mechanisms in in vivo models and cancer metastasis that define the regulatory pathways and collective features governing the initiation and termination of collective cell migration.
Miao G.
europepmc   +2 more sources

Cooperative Roles of Pds5a and Pds5b Constrain Long-Range Chromatin Interactions in Vertebrate Embryos. [PDF]

open access: yesDev Growth Differ
ABSTRACT Three‐dimensional (3D) genome organization is dynamically restructured during early vertebrate development, yet how chromatin domains are established remains poorly understood. In particular, the contribution of individual cohesin regulators to this process during embryogenesis is unclear.
Ikeda S, Takeda H, Nakamura R.
europepmc   +2 more sources

Extracellular presentation of syntaxin4 as a potential trigger for region-specific gastrulation [PDF]

open access: yesCell Structure and Function
During early embryogenesis, gastrulation occurs within a specific region of the pluripotent epiblast, where cells undergo significant changes in their context.
Sae Nozaki, Taisei Mihara, Yohei Hirai
doaj   +2 more sources

Molecular Characterization of the Gastrula in the Turtle Emys orbicularis: An Evolutionary Perspective on Gastrulation [PDF]

open access: yes, 2008
Due to the presence of a blastopore as in amphibians, the turtle has been suggested to exemplify a transition form from an amphibian- to an avian-type gastrulation pattern.
A Perea-Gomez   +53 more
core   +32 more sources

Reassembling gastrulation

open access: yesDevelopmental Biology, 2021
During development, a single cell is transformed into a highly complex organism through progressive cell division, specification and rearrangement. An important prerequisite for the emergence of patterns within the developing organism is to establish asymmetries at various scales, ranging from individual cells to the entire embryo, eventually giving ...
Alexandra Schauer   +1 more
openaire   +2 more sources

Fishing for drugs

open access: yeseLife, 2022
Screening for drugs that disrupt embryonic development in zebrafish can help identify treatments that suppress metastasis.
Chinyere Kemet, Emily Hill, Hui Feng
doaj   +1 more source

Genetically programmed retinoic acid deficiency during gastrulation phenocopies most known developmental defects due to acute prenatal alcohol exposure in FASD

open access: yesFrontiers in Cell and Developmental Biology, 2023
Fetal Alcohol Spectrum Disorder (FASD) arises from maternal consumption of alcohol during pregnancy affecting 2%–5% of the Western population. In Xenopus laevis studies, we showed that alcohol exposure during early gastrulation reduces retinoic acid (RA)
B. Petrelli   +5 more
doaj   +1 more source

Tunicate gastrulation [PDF]

open access: yes, 2020
Tunicates are a diverse group of invertebrate marine chordates that includes the larvaceans, thaliaceans, and ascidians. Because of their unique evolutionary position as the sister group of the vertebrates, tunicates are invaluable as a comparative model and hold the promise of revealing both conserved and derived features of chordate gastrulation ...
Konner M, Winkley   +4 more
openaire   +2 more sources

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