Results 41 to 50 of about 10,579 (209)

Competence, specification and commitment to an olfactory placode fate [PDF]

open access: yes, 2008
The nasal placode shares a common origin with other sensory placodes within a pre-placodal domain at the cranial neural plate border. However, little is known about early events in nasal placode development as it segregates from prospective lens, neural ...
Bhattacharyya, Sujata   +1 more
core   +2 more sources

Treacher Collins syndrome

open access: yesJournal of Indian Academy of Oral Medicine and Radiology, 2008
Treacher Collin′s syndrome is a rare syndrome that is characterized primarily by defects of the structures derived from first and second branchial arches. It is a group of closely related defects of head and face; often hereditary/familial in pattern. We
Y Samata   +3 more
doaj   +1 more source

Rhombomere of origin determines autonomous versus environmentally regulated expression of Hoxa3 in the avian embryo [PDF]

open access: yes, 1996
We have investigated the pattern and regulation of Hoxa3 expression in the hindbrain and associated neural crest cells in the chick embryo, using whole mount in situ hybridization in conjunction with DiI labeling of neural crest cells and microsurgical ...
Ariza-McNaughton, Linda   +4 more
core  

Goldenhar's Syndrome (A Case Report)

open access: yesIndian Journal of Plastic Surgery, 1987
Goldenhar's syndrome or occulo-auriculo-vertebral dysplasia is characterized by the presence of abnormalities of the first and second branchial arches accompanied by apibulbar dermoids or lipodermoids and vertebral anomaties.
S. Bhattacharya   +2 more
doaj   +1 more source

In ovo time-lapse analysis after dorsal neural tube ablation shows rerouting of chick hindbrain neural crest [PDF]

open access: yes, 2000
Previous analyses of single neural crest cell trajectories have suggested important roles for interactions between neural crest cells and the environment, and amongst neural crest cells. To test the relative contribution of intrinsic versus extrinsic
Bronner-Fraser, Marianne   +2 more
core  

A 22-Week-Old Fetus with Nager Syndrome and Congenital Diaphragmatic Hernia due to a Novel SF3B4 Mutation. [PDF]

open access: yes, 2014
Nager syndrome, or acrofacial dysostosis type 1 (AFD1), is a rare multiple malformation syndrome characterized by hypoplasia of first and second branchial arches derivatives and appendicular anomalies with variable involvement of the radial/axial ray. In
BOTTILLO, IRENE   +7 more
core   +1 more source

Goldenhar syndrome with rare clinical features

open access: yesIndian Journal of Paediatric Dermatology, 2017
Goldenhar syndrome is an uncommon syndrome with malformations of first and second branchial arches. Accessory tragus is a constant feature of this syndrome but may be associated with other syndromes as well.
Vineet Relhan   +3 more
doaj   +1 more source

Phylogeny, expression patterns and regulation of DNA Methyltransferases in early development of the flatfish, Solea senegalensis [PDF]

open access: yes, 2017
Background: The identification of DNA methyltransferases (Dnmt) expression patterns during development and their regulation is important to understand the epigenetic mechanisms that modulate larval plasticity in marine fish.
Armesto, Paula   +5 more
core   +2 more sources

Branchial Cysts in Quito, Ecuador

open access: yesInternational Archives of Otorhinolaryngology, 2020
Introduction Branchial cleft anomalies are the second most common congenital anomaly in children. However, some lesions may not develop clinically and are not diagnosed until adulthood.
Luis Pacheco-Ojeda   +2 more
doaj   +1 more source

A new transgenic reporter line reveals Wnt-dependent Snai2 re-expression and cranial neural crest differentiation in Xenopus [PDF]

open access: yes, 2019
During vertebrate embryogenesis, the cranial neural crest (CNC) forms at the neural plate border and subsequently migrates and differentiates into many types of cells.
Duncan, Melinda K.   +7 more
core   +1 more source

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