Results 51 to 60 of about 8,571 (229)

Analysis of Gene Expression in Aedes aegypti Suggests Changes in Early Genetic Control of Mosquito Development

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, EarlyView.
ABSTRACT Aedes aegypti, a critical vector for tropical diseases, poses significant challenges for studying its embryogenesis due to difficulties in removing its rigid chorion and achieving effective fixation for in situ hybridization. Here, we present novel methodologies for fixation, dechorionation, DAPI staining, and in situ hybridization, enabling ...
Renata Coutinho‐dos‐Santos   +8 more
wiley   +1 more source

The placenta: a multifaceted, transient organ. [PDF]

open access: yes, 2015
The placenta is arguably the most important organ of the body, but paradoxically the most poorly understood. During its transient existence, it performs actions that are later taken on by diverse separate organs, including the lungs, liver, gut, kidneys ...
Burton, Graham J, Fowden, Abigail L
core   +1 more source

Dad's Diet Shapes the Future: How Paternal Nutrition Impacts Placental Development and Childhood Metabolic Health

open access: yesMolecular Nutrition &Food Research, EarlyView.
This review highlights the emerging connection between paternal nutrition‐induced sperm epigenetic changes and placental phenotypes that may influence offspring metabolic health. An accompanying interactive ShinyApp allows exploration of these sperm–placenta gene networks, a framework for future research seeking to explore candidate biomarkers or ...
David A. Skerrett‐Byrne   +6 more
wiley   +1 more source

Pathways of trunk neural crest cell migration in the mouse embryo as revealed by vital dye labelling [PDF]

open access: yes, 1990
Analysis of neural crest cell migration in the mouse has been difficult due to the lack of reliable cell markers. Recently, we found that injection of DiI into the chick neural tube marks premigratory neural crest cells whose endfeet are in contact with ...
Bronner-Fraser, Marianne E.   +2 more
core  

A staging scheme for the development of the moth midge Clogmia albipunctata. [PDF]

open access: yes, 2017
Published onlineJournal ArticleResearch Support, Non-U.S. Gov'tThis is the final version of the article. Available from Public Library of Science via the DOI in this record.Model organisms, such as Drosophila melanogaster, allow us to address a wide ...
Gavilán, B   +3 more
core   +1 more source

BRD9 inhibition as potential treatment option for testicular germ cell tumors

open access: yesAndrology, EarlyView.
Abstract Background Testicular germ cell tumors (TGCT) are the predominant tumor in younger males. Usually, 5‐year survival rates are quite high, but 15–20% of patients with metastatic non‐seminomas are resistant to standard cisplatin‐based therapy.
Aylin Hansen   +5 more
wiley   +1 more source

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

Germ cell and other tumors in individuals with differences in sex development

open access: yesCA: A Cancer Journal for Clinicians, EarlyView.
Abstract Approximately one in 3500 to one in 5100 live‐born infants have atypical external genital development, known as differences in sex development (DSD). In 2005, an expert consensus conference thoroughly reviewed aspects of health care for individuals with DSD.
Selma Feldman Witchel   +1 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  

Elevating Testosterone and Androstenedione Produces Temporary Sex‐Dependent Variation in Japanese Quail (Coturnix japonica) Embryonic Development

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, Volume 343, Issue 9, Page 1103-1116, November 2025.
ABSTRACT Vertebrate growth rates may respond to maternally supplied steroids, yet injections of individual hormones into avian eggs of different species have produced inconsistent results. This might be because diverse steroids' concentrations are naturally correlated in yolks, injections are not elevating hormones at critical times in development, or ...
S. K. Winnicki   +4 more
wiley   +1 more source

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