Results 51 to 60 of about 39,578 (195)

A role for planar cell polarity during early endoderm morphogenesis [PDF]

open access: yes, 2017
The zebrafish endoderm begins to develop at gastrulation stages asa monolayer of cells. The behaviour of the endoderm during gastrulation stages is well understood.
Lee Miles (9489683)   +3 more
core   +4 more sources

Morpho‐Anatomical and HPTLC Investigations of Lysimachia nummularia L. (Primulaceae) Grown in Switzerland

open access: yesMicroscopy Research and Technique, EarlyView.
This research provides a complete morphoanatomical description of Lysimachia nummularia, as well as a HPTLC profile. Standard techniques of light and scanning electron microscopies, as well as standard techniques of HPTLC, were used. ABSTRACT Primulaceae are distributed all over the world, encompassing around 2590 species.
Carolina Sabedotti   +9 more
wiley   +1 more source

Sodium sulfite can reliably induce chemical hypoxia without toxic effects in the model sea anemone species, Exaiptasia diaphana

open access: yesLimnology and Oceanography: Methods, EarlyView.
Abstract Climate change is accelerating the deoxygenation of aquatic ecosystems, so understanding its effects on biological processes is increasingly critical. An emerging method for inducing hypoxia during experimentation utilizes sodium sulfite (SSI) to scavenge oxygen; however, it remains unclear if hypoxia‐inducing concentrations of SSI are toxic ...
Zhen Qin   +3 more
wiley   +1 more source

A molecular pathway leading to endoderm formation in zebrafish [PDF]

open access: yes, 1999
Background: Several potentially important regulators of vertebrate endoderm development have been identified, including Activin-related growth factors and their receptors; transcriptional regulators encoded by the genes Mixer, Xsox17, and HNF3β ...
Stainier, Didier Y.R.   +3 more
core   +1 more source

A Label‐Free Ultraviolet Photoacoustic Microscopy Enables Nuclear Imaging and Toxicity Assessment in an Intact Brain Organoid

open access: yesSmall, EarlyView.
Ultraviolet photoacoustic microscopy enables label‐free visualization of nuclear morphology in intact human brain organoids. By exploiting endogenous nucleic acid absorption at 266 nm, this approach resolves individual nuclei without staining or sectioning.
Hyunjun Kye   +5 more
wiley   +1 more source

Endoderm Complexity in the Mouse Gastrula Is Revealed Through the Expression of Spink3 [PDF]

open access: yes, 2014
Endoderm formation in the mammalian embryo occurs first in the blastocyst, when the primitive endoderm and pluripotent cells resolve into separate lineages, and again during gastrulation, when the definitive endoderm progenitor population emerges from ...
Goh, HN   +3 more
core   +1 more source

Evaluating Thiram‐Induced Embryotoxicity Using Integrated In Silico, In Vitro, and Transcriptomic Approaches

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Long‐term exposure to low‐dose food contact materials (FCMs) has raised concerns regarding developmental toxicity. In the present study, we prioritized FCMs with potential developmental toxicity using a weight‐of‐evidence computational model, which predicted 127 chemicals to be of high concern.
Chia‐Chi Ho   +7 more
wiley   +1 more source

Regulation of lung endoderm progenitor cell behavior by miR302/367 [PDF]

open access: yes, 2011
The temporal and spatial control of organ-specific endoderm progenitor development is poorly understood. miRNAs affect cell function by regulating programmatic changes in protein expression levels.
Feiyan Liu   +6 more
core   +1 more source

Modeling the lung‒brain axis in critical illness: Multifactorial crosstalk through organoids and organ‐on‐a‐chip system

open access: yesVIEW, EarlyView.
Patients in intensive care units often experience lung injuries, complicated by brain problems. Advanced laboratory tools, organoids, and organs‐on‐chips facilitated the study of multiorgan interactions, help us understand the communication between the lungs and brain.
Wanyi Zhang   +5 more
wiley   +1 more source

Evolution of the mechanisms and molecular control of endoderm formation [PDF]

open access: yes
Endoderm differentiation and movements are of fundamental importance not only for subsequent morphogenesis of the digestive tract but also to enable normal patterning and differentiation of mesoderm- and ectoderm-derived organs.
Grapin-Botton, Anne, Constam, Daniel
core   +1 more source

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