Results 121 to 130 of about 55,791 (279)

VegT initiates endoderm formation

open access: yes, 2001
During cleavage stages, maternal VegT mRNA and protein are localized to the Xenopus embryo's vegetal region from which the endoderm will arise and where several zygotic gene transcripts will be localized.
Jennifer B Xanthos   +4 more
core  

Retinoic Acid and the Development of the Endoderm

open access: yesJournal of Developmental Biology, 2015
Retinoic acid (RA) is an important signaling molecule in the development of the endoderm and an important molecule in protocols used to generate endodermal cell types from stem cells.
Gregory M. Kelly, Thomas A. Drysdale
doaj   +1 more source

Oral Health, Periodontitis, and Respiratory Diseases: Biological Pathways

open access: yesJournal of Periodontal Research, EarlyView.
This narrative review aims to provide a comprehensive update on the potential mechanisms by which poor oral health and periodontitis impact lung health, focusing on pneumonia, COPD, and asthma. ABSTRACT Poor oral hygiene and periodontitis influence lung diseases such as pneumonia, chronic obstructive pulmonary disease (COPD), COVID‐19, and asthma.
Raluca P. Vacaru   +2 more
wiley   +1 more source

Kinematic‐calcium loops unravel impaired excitation–contraction coupling in MELAS‐affected cardioids

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Representation of kinematic and calcium transient loop with respect to traditional time coplotting. Abstract Impaired Ca2+ handling, and in particular leakage from the sarcoplasmic reticulum, is a critical mechanism in metabolic diseases affecting the heart.
Margherita Burattini   +7 more
wiley   +1 more source

NF2 is Essential for Human Endoderm Development

open access: yesAdvanced Science
Vertebrate embryogenesis requires the precisely timed specification of 3 germ cell layers— ectoderm, mesoderm, and endoderm— which give rise to tissues and organs in the developing organism.
Minjin Jeong   +5 more
doaj   +1 more source

Primitive to visceral endoderm maturation is essential for mouse epiblast survival beyond implantation

open access: yesiScience
Summary: The implantation of the mouse blastocyst initiates a complex sequence of tissue remodeling and cell differentiation events required for morphogenesis, during which the extraembryonic primitive endoderm transitions into the visceral endoderm ...
Antonia Weberling   +5 more
doaj   +1 more source

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

open access: yesMicroscopy Research and Technique, Volume 89, Issue 10, Page 1230-1243, October 2026.
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

endoderm

open access: yes
Citation: 'endoderm' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.10659 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms. Requests for commercial usage
openaire   +1 more source

Derivation and characterization of retinal pigment epithelium from urine‐derived iPSCs

open access: yesFEBS Open Bio, Volume 16, Issue 9, Page 1691-1707, September 2026.
Age‐related macular degeneration causes vision loss via RPE dysfunction and loss. Traditional iPSC therapies rely on invasive biopsies, limiting scalability. Here, we utilize urine‐derived stem cells as an accessible source to generate u‐iPSCs, successfully differentiated into pigmented RPE. This “Urine‐to‐Retina” platform provides a promising path for
Daniella Beiner   +7 more
wiley   +1 more source

Charting Morphotoxicity With Complementary Embryo Models

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 35, 18 September 2026.
Three human embryo models of the peri‐implantation stages are exposed to a library of compounds. The (toxic) effects of the compounds are analyzed through automated image analysis pipelines. By evaluating the differential responses of the embryo models, this study underscores the importance of testing complementary embryo models to achieve robust and ...
Dorian G. Luijkx   +9 more
wiley   +1 more source

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