Branchial arch
Hand2 controls osteoblast differentiation in the branchial arch by inhibiting DNA binding of Runx2
... and branchial arch development were demonstrated by generation of an allelic series of Hand mutant mice (Barbosa et ...of branchial arches are not fully ...second branchial arches, and the ...
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Anomalies of the branchial arch apparatus in children: case series and review of literature
... Branchial arch anomalies (BA) are the second most common head and neck lesions seen in pediatric age ...of branchial arches appear in the fourth week of embryonic life and they have a vital role in ...
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Hypoxic conditions alter developing branchial arch-derived structures in zebrafish
... There are multiple lines of evidence indicating that hypoxia can alter craniofacial development. Most research has focused on the midface and the effects of reduced oxygen on the development of orofacial clefts. For ...
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Clinical Approach to a Suspected Case of First Branchial Arch Syndrome
... First branchial arch syndrome is a congenital disorder characterized by a wide spectrum of anomalies in the first branchial arch, mainly affecting the lower jaw, ear, or mouth, during early ...
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AP 2α and AP 2β cooperatively orchestrate homeobox gene expression during branchial arch patterning
... defects previously reported in mice with certain Dlx mutant combinations (Depew et al., 2005). We describe the most notable phenotypic overlaps below, concentrating on the SCM-A and DCM animals, and summarize our ...
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Dlx genes pattern mammalian jaw primordium by regulating both lower jaw specific and upper jaw specific genetic programs
... and branchial arches (BAs) (see ...first branchial arch (BA1) develops into most of the jaw, the lateral skull, palate and the middle ear (Köntges and Lumsden, ...maxillary arch (mxBA1, ...
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Temporal requirement of Hoxa2 in cranial neural crest skeletal morphogenesis
... second arch by Hoxa2 inactivation up to ...first branchial arch can be detected as early as ...second branchial arch, implying an inhibitory role of Hoxa2 on the activation of the ...
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CHRONIC HISTOPATHOLOGICAL CHANGES IN SELECTED TISSUES OF DANIO RERIO EXPOSED TO EFFLUENTS FROM LEATHER TANNING INDUSTRY
... In few regions, disintegration and fusion of primary lamellae were observed, marked hyperplasia of the branchial arch, and vacuolization were well marked.[26] The fish Clarias batrachus [r] ...
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Six2 functions redundantly immediately downstream of Hoxa2
... second branchial arch reproduces a molecular aspect of the Hoxa2 mutant phenotype, ...second arch skeletal development could be exerted, at least in part, via a decrease in IGF signaling, resulting ...
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Pitx2 promotes development of splanchnic mesoderm derived branchiomeric muscle
... We next used the Mef2cAHF cre , which directs cre activity in the splanchnic mesoderm beginning at stages before branchiomeric muscle development (Dodou et al., 2004; Verzi et al., 2005), to conditionally ablate Pitx2 in ...
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Large-scale analysis of acute ethanol exposure in zebrafish development: a critical time window and resilience
... with branchial arch abnormalities only; HY, embryos with pericardial and yolk sac oedema only; EHY, embryos with microphthalmia, pericardial and yolk sac oedema only; HB, embryos with pericardial oedema and ...
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Hoxa2 downregulates Six2 in the neural crest derived mesenchyme
... second branchial arch (Prince and Lumsden, 1994; Nonchev et ...second branchial arch development. Second arch skeletal elements (stapes, styloid process, lesser horn of the hyoid bone) ...
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Deletions of exons with regulatory activity at the DYNC1I1 locus are associated with split-hand/split-foot malformation: array CGH screening of 134 unrelated families
... Recently, exons 15 and 17 of DYNC1I1 (dynein cyto- plasmic 1 intermediate chain 1) were identified as “cod- ing” limb enhancers of Dlx5/6 in mice and zebrafish [21]. The two coding exons act as “exonic enhancers” or ...
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Right-sided aortic arch
... right arch also disappears, then the right brachiocephalic trunk leaves the aortic arch as the last branch and runs beyond the ...aortic arch from the left side to the right and a right-sided ...
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Branchial cleft anomalies: a pictorial review of embryological development and spectrum of imaging findings
... hence branchial arch anom- alies are considered in the differential diagnosis of head and neck masses in children ...Second branchial arch anomalies are the most common and account for ...
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A Rare Case of Stridor with a Right Sided Aortic Arch in a Libyan Patient
... aortic arch develops from the fourth branchial anlage on the left side and therefore assumes its usual position to the left of the vertebral ...aortic arch occasionally arises from the fourth ...
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The Detection Evaluation and Reinforcement Research of Kankan River Bridge
... This design is about Chongqing Wanzhou district KanKan river crossing test evaluation and rein‐ forcement renovation. The bridge is an open spandrel stone arch bridge. After years of operating, defects arise from ...
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FAMILIAL HEARING LOSS ASSOCIATED WITH BRANCHIAL FISTULAS
... 111-3-The patient’s sister, age 27, had bilateral preauricular fistulas and a unilateral cervical fis- tula; the latter required excision. She had bilateral conductive hearing loss and s[r] ...
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A cross sectional descriptive study on comparative evaluation of dental arch dimensions in thalassemic and normal children
... The arch depth in thalassemic subjects was found to be greater than the control ...maxillary arch widths in thalassemic ...dental arch may result in impairment of normal nasal breathing, low tongue ...
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Digital Ischemia in the Neonate Following Intravenous Therapy
... Superficial arterial arch supplies mostly the ulnar half of the hand; deep arch supplies the radial half.. Note that radial artery reaches deep arch by passing dorsal to the thumb.[r] ...
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