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1

Trainor, P. A., S. S. Tan, and P. P. Tam. "Cranial paraxial mesoderm: regionalisation of cell fate and impact on craniofacial development in mouse embryos." Development 120, no. 9 (1994): 2397–408. http://dx.doi.org/10.1242/dev.120.9.2397.

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A combination of micromanipulative cell grafting and fluorescent cell labelling techniques were used to examine the developmental fate of the cranial paraxial mesoderm of the 8.5-day early-somite-stage mouse embryo. Mesodermal cells isolated from seven regions of the cranial mesoderm, identified on the basis of their topographical association with specific brain segments were assessed for their contribution to craniofacial morphogenesis during 48 hours of in vitro development. The results demonstrate extensive cell mixing between adjacent but not alternate groups of mesodermal cells and a stri
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2

Hacker, A., and S. Guthrie. "A distinct developmental programme for the cranial paraxial mesoderm in the chick embryo." Development 125, no. 17 (1998): 3461–72. http://dx.doi.org/10.1242/dev.125.17.3461.

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Cells of the cranial paraxial mesoderm give rise to parts of the skull and muscles of the head. Some mesoderm cells migrate from locations close to the hindbrain into the branchial arches where they undergo muscle differentiation. We have characterised these migratory pathways in chick embryos either by DiI-labelling cells before migration or by grafting quail cranial paraxial mesoderm orthotopically. These experiments demonstrate that depending on their initial rostrocaudal position, cranial paraxial mesoderm cells migrate to fill the core of specific branchial arches. A survey of the express
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3

Kitajima, S., A. Takagi, T. Inoue, and Y. Saga. "MesP1 and MesP2 are essential for the development of cardiac mesoderm." Development 127, no. 15 (2000): 3215–26. http://dx.doi.org/10.1242/dev.127.15.3215.

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The transcription factors, MesP1 and MesP2, sharing an almost identical bHLH motif, have an overlapping expression pattern during gastrulation and somitogenesis. Inactivation of the Mesp1 gene results in abnormal heart morphogenesis due to defective migration of heart precursor cells, but somitogenesis is not disrupted because of normal expression of the Mesp2 gene. To understand the cooperative functions of MesP1 and MesP2, either a deletion or sequential gene targeting strategy was employed to inactivate both genes. The double-knockout (dKO) embryos died around 9.5 days postcoitum (dpc) with
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4

Bildsoe, Heidi, Xiaochen Fan, Emilie E. Wilkie, et al. "Dataset of TWIST1-regulated genes in the cranial mesoderm and a transcriptome comparison of cranial mesoderm and cranial neural crest." Data in Brief 9 (December 2016): 372–75. http://dx.doi.org/10.1016/j.dib.2016.09.001.

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5

Horáček, Ivan, Robert Cerny, and Lennart Olsson. "The Trabecula cranii: development and homology of an enigmatic vertebrate head structure." Animal Biology 56, no. 4 (2006): 503–18. http://dx.doi.org/10.1163/157075606778967801.

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AbstractThe vertebrate cranium consists of three parts: neuro-, viscero- and dermatocranium, which differ in both developmental and phylogenetic origin. Traditionally, developmental origin has been used as a criterion for homology, but this becomes problematic when skull elements such as the parietal bone are now shown, by modern fate-mapping studies, to have different developmental origins in different groups of tetrapods. This indicates a flexibility of developmental programmes and regulatory pathways which has probably been very important in cranial evolution. The trabecula cranii is an int
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6

Kinder, S. J., T. E. Tsang, G. A. Quinlan, A. K. Hadjantonakis, A. Nagy, and P. P. Tam. "The orderly allocation of mesodermal cells to the extraembryonic structures and the anteroposterior axis during gastrulation of the mouse embryo." Development 126, no. 21 (1999): 4691–701. http://dx.doi.org/10.1242/dev.126.21.4691.

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The prospective fate of cells in the primitive streak was examined at early, mid and late stages of mouse gastrula development to determine the order of allocation of primitive streak cells to the mesoderm of the extraembryonic membranes and to the fetal tissues. At the early-streak stage, primitive streak cells contribute predominantly to tissues of the extraembryonic mesoderm as previously found. However, a surprising observation is that the erythropoietic precursors of the yolk sac emerge earlier than the bulk of the vitelline endothelium, which is formed continuously throughout gastrula de
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7

Maddin, Hillary C., Nadine Piekarski, Elizabeth M. Sefton, and James Hanken. "Homology of the cranial vault in birds: new insights based on embryonic fate-mapping and character analysis." Royal Society Open Science 3, no. 8 (2016): 160356. http://dx.doi.org/10.1098/rsos.160356.

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Bones of the cranial vault appear to be highly conserved among tetrapod vertebrates. Moreover, bones identified with the same name are assumed to be evolutionarily homologous. However, recent developmental studies reveal a key difference in the embryonic origin of cranial vault bones between representatives of two amniote lineages, mammals and birds, thereby challenging this view. In the mouse, the frontal is derived from cranial neural crest (CNC) but the parietal is derived from mesoderm, placing the CNC–mesoderm boundary at the suture between these bones. In the chicken, this boundary is lo
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8

Trainor, P. A., and P. P. Tam. "Cranial paraxial mesoderm and neural crest cells of the mouse embryo: co-distribution in the craniofacial mesenchyme but distinct segregation in branchial arches." Development 121, no. 8 (1995): 2569–82. http://dx.doi.org/10.1242/dev.121.8.2569.

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The spatial distribution of the cranial paraxial mesoderm and the neural crest cells during craniofacial morphogenesis of the mouse embryo was studied by micromanipulative cell grafting and cell labelling. Results of this study show that the paraxial mesoderm and neural crest cells arising at the same segmental position share common destinations. Mesodermal cells from somitomeres I, III, IV and VI were distributed to the same craniofacial tissues as neural crest cells of the forebrain, the caudal midbrain, and the rostral, middle and caudal hindbrains found respectively next to these mesoderma
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9

Noden, Drew M. "Interactions and fates of avian craniofacial mesenchyme." Development 103, Supplement (1988): 121–40. http://dx.doi.org/10.1242/dev.103.supplement.121.

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Craniofacial mesenchyme is composed of three mesodermal populations – prechordal plate, lateral mesoderm and paraxial mesoderm, which includes the segmented occipital somites and the incompletely segmented somitomeres – and the neural crest. This paper outlines the fates of each of these, as determined using quail–chick chimaeras, and presents similarities and differences between these cephalic populations and their counterparts in the trunk. Prechordal and paraxial mesodermal populations are the sources of all voluntary muscles of the head. The latter also provides most of the connective prec
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10

Vyas, Bhakti, Nitya Nandkishore, and Ramkumar Sambasivan. "Vertebrate cranial mesoderm: developmental trajectory and evolutionary origin." Cellular and Molecular Life Sciences 77, no. 10 (2019): 1933–45. http://dx.doi.org/10.1007/s00018-019-03373-1.

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11

Gopalakrishnan, Swetha, Glenda Comai, Ramkumar Sambasivan, Alexandre Francou, Robert G. Kelly, and Shahragim Tajbakhsh. "A Cranial Mesoderm Origin for Esophagus Striated Muscles." Developmental Cell 34, no. 6 (2015): 694–704. http://dx.doi.org/10.1016/j.devcel.2015.07.003.

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12

Lescroart, Fabienne, Wissam Hamou, Alexandre Francou, Magali Théveniau-Ruissy, Robert G. Kelly, and Margaret Buckingham. "Clonal analysis reveals a common origin between nonsomite-derived neck muscles and heart myocardium." Proceedings of the National Academy of Sciences 112, no. 5 (2015): 1446–51. http://dx.doi.org/10.1073/pnas.1424538112.

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Neck muscles constitute a transition zone between somite-derived skeletal muscles of the trunk and limbs, and muscles of the head, which derive from cranial mesoderm. The trapezius and sternocleidomastoid neck muscles are formed from progenitor cells that have expressed markers of cranial pharyngeal mesoderm, whereas other muscles in the neck arise from Pax3-expressing cells in the somites. Mef2c-AHF-Cre genetic tracing experiments and Tbx1 mutant analysis show that nonsomitic neck muscles share a gene regulatory network with cardiac progenitor cells in pharyngeal mesoderm of the second heart
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13

Melton, K., K. Zueckert-Gaudenz, J. Griffith, and P. Trainor. "Characterizing The Early Cranial Mesoderm: Development of The Endothelium." Pediatric Research 56, no. 4 (2004): 668. http://dx.doi.org/10.1203/00006450-200410000-00030.

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14

Noden, Drew M., and Paul A. Trainor. "Relations and interactions between cranial mesoderm and neural crest populations." Journal of Anatomy 207, no. 5 (2005): 575–601. http://dx.doi.org/10.1111/j.1469-7580.2005.00473.x.

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15

Yoshioka, Kiyoshi, Hiroshi Nagahisa, Fumihito Miura, et al. "Hoxa10 mediates positional memory to govern stem cell function in adult skeletal muscle." Science Advances 7, no. 24 (2021): eabd7924. http://dx.doi.org/10.1126/sciadv.abd7924.

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Muscle stem cells (satellite cells) are distributed throughout the body and have heterogeneous properties among muscles. However, functional topographical genes in satellite cells of adult muscle remain unidentified. Here, we show that expression of Homeobox-A (Hox-A) cluster genes accompanied with DNA hypermethylation of the Hox-A locus was robustly maintained in both somite-derived muscles and their associated satellite cells in adult mice, which recapitulates their embryonic origin. Somite-derived satellite cells were clearly separated from cells derived from cranial mesoderm in Hoxa10 expr
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16

Anggraeni, Yessy Mulyanur, Bambang Rahardjo, and Indriati Dwi Rahayu. "Pengaruh Pemberian Ekstrak Kulit Buah Manggis (Garcinia mangostana L.) Menghambat Flexi Cranial Embrio Ayam Umur 48 Jam." Journal of Issues in Midwifery 4, no. 3 (2020): 122–30. http://dx.doi.org/10.21776/ub.joim.2020.004.03.3.

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Embryonic development forms three layers of germinativum that is endoderm, mesoderm and ectoderm. At the beginning of intrauterine fetus exchange of substances through diffusion, but in line with the development of the embryo, nutrition is not obtained through diffusion alone. Endoderm lining mesoderm cells will then be formed angioblasts as an early sign of vascularity. In the development of flexi cranial can be known from the development of the brain and heart which is characterized by bending the head of the embryo and decreased heart from the cranial down. The development of a normal vascu
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17

Ruiz i Altaba, A. "Neural expression of the Xenopus homeobox gene Xhox3: evidence for a patterning neural signal that spreads through the ectoderm." Development 108, no. 4 (1990): 595–604. http://dx.doi.org/10.1242/dev.108.4.595.

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The Xenopus laevis homeobox gene Xhox3 is expressed in the axial mesoderm of gastrula and neurula stage embryos. By the late neurula-early tailbud stage, mesodermal expression is no longer detectable and expression appears in the growing tailbud and in neural tissue. In situ hybridization analysis of the expression of Xhox3 in neural tissue shows that it is restricted within the neural tube and the cranial neural crest during the tailbud-early tadpole stages. In late tadpole stages, Xhox3 is only expressed in the mid/hindbrain area and can therefore be considered a marker of anterior neural de
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18

Hallett, Shawn A., Wanida Ono, Renny T. Franceschi, and Noriaki Ono. "Cranial Base Synchondrosis: Chondrocytes at the Hub." International Journal of Molecular Sciences 23, no. 14 (2022): 7817. http://dx.doi.org/10.3390/ijms23147817.

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The cranial base is formed by endochondral ossification and functions as a driver of anteroposterior cranial elongation and overall craniofacial growth. The cranial base contains the synchondroses that are composed of opposite-facing layers of resting, proliferating and hypertrophic chondrocytes with unique developmental origins, both in the neural crest and mesoderm. In humans, premature ossification of the synchondroses causes midfacial hypoplasia, which commonly presents in patients with syndromic craniosynostoses and skeletal Class III malocclusion. Major signaling pathways and transcripti
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19

Kinder, Simon J., Tania E. Tsang, Maki Wakamiya, et al. "The organizer of the mouse gastrula is composed of a dynamic population of progenitor cells for the axial mesoderm." Development 128, no. 18 (2001): 3623–34. http://dx.doi.org/10.1242/dev.128.18.3623.

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An organizer population has been identified in the anterior end of the primitive streak of the mid-streak stage embryo, by the expression of Hnf3β, GsclacZ and Chrd, and the ability of these cells to induce a second neural axis in the host embryo. This cell population can therefore be regarded as the mid-gastrula organizer and, together with the early-gastrula organizer and the node, constitute the organizer of the mouse embryo at successive stages of development. The profile of genetic activity and the tissue contribution by cells in the organizer change during gastrulation, suggesting that t
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20

McLennan, Rebecca, Caleb M. Bailey, Linus J. Schumacher, et al. "DAN (NBL1) promotes collective neural crest migration by restraining uncontrolled invasion." Journal of Cell Biology 216, no. 10 (2017): 3339–54. http://dx.doi.org/10.1083/jcb.201612169.

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Neural crest cells are both highly migratory and significant to vertebrate organogenesis. However, the signals that regulate neural crest cell migration remain unclear. In this study, we test the function of differential screening-selected gene aberrant in neuroblastoma (DAN), a bone morphogenetic protein (BMP) antagonist we detected by analysis of the chick cranial mesoderm. Our analysis shows that, before neural crest cell exit from the hindbrain, DAN is expressed in the mesoderm, and then it becomes absent along cell migratory pathways. Cranial neural crest and metastatic melanoma cells avo
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21

Dastjerdi, Akbar, Lesley Robson, Rebecca Walker, et al. "Tbx1 regulation of myogenic differentiation in the limb and cranial mesoderm." Developmental Dynamics 236, no. 2 (2007): 353–63. http://dx.doi.org/10.1002/dvdy.21010.

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22

Kuratani, Shigeru, and Shinichi Aizawa. "Patterning of the cranial nerves in the chick embryo is dependent on cranial mesoderm and rhombomeric metamerism." Development, Growth and Differentiation 37, no. 6 (1995): 717–31. http://dx.doi.org/10.1046/j.1440-169x.1995.t01-5-00010.x.

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23

Jacobson, Antone G. "Somitomeres: mesodermal segments of vertebrate embryos." Development 104, Supplement (1988): 209–20. http://dx.doi.org/10.1242/dev.104.supplement.209.

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Well before the somites form, the paraxial mesoderm of vertebrate embryos is segmented into somitomeres. When newly formed, somitomeres are patterned arrays of mesenchymal cells, arranged into squat, bilaminar discs. The dorsal and ventral faces of these discs are composed of concentric rings of cells. Somitomeres are formed along the length of the embryo during gastrulation, and in the segmental plate and tail bud at later stages. They form in strict cranial to caudal order. They appear in bilateral pairs, just lateral to Hensen's node in the chick embryo. When the nervous system begins to fo
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24

Zovein, Ann C., Kirsten A. Turlo, Ryan M. Ponec, et al. "Vascular remodeling of the vitelline artery initiates extravascular emergence of hematopoietic clusters." Blood 116, no. 18 (2010): 3435–44. http://dx.doi.org/10.1182/blood-2010-04-279497.

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Abstract The vitelline artery is a temporary structure that undergoes extensive remodeling during midgestation to eventually become the superior mesenteric artery (also called the cranial mesenteric artery, in the mouse). Here we show that, during this remodeling process, large clusters of hematopoietic progenitors emerge via extravascular budding and form structures that resemble previously described mesenteric blood islands. We demonstrate through fate mapping of vascular endothelium that these mesenteric blood islands are derived from the endothelium of the vitelline artery. We further show
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25

Lee, J. E., J. Pintar, and A. Efstratiadis. "Pattern of the insulin-like growth factor II gene expression during early mouse embryogenesis." Development 110, no. 1 (1990): 151–59. http://dx.doi.org/10.1242/dev.110.1.151.

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The mouse insulin-like growth factor II (IGF-II) gene encodes a polypeptide that plays a role in embryonic growth. We have examined the temporal and spatial pattern of expression of this gene in sections of the mouse conceptus between embryonic days 4.0 and 8.5 by in situ hybridization. Abundant IGF-II transcripts were detected in all the trophectodermal derivatives, after implantation. Labeling was then observed in primitive endoderm, but was transient and disappeared after formation of the yolk sac. Expression was next detected in extraembryonic mesoderm at the early primitive streak stage.
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26

Goh, K. L., J. T. Yang, and R. O. Hynes. "Mesodermal defects and cranial neural crest apoptosis in alpha5 integrin-null embryos." Development 124, no. 21 (1997): 4309–19. http://dx.doi.org/10.1242/dev.124.21.4309.

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Alpha5beta1 integrin is a cell surface receptor that mediates cell-extracellular matrix adhesions by interacting with fibronectin. Alpha5 subunit-deficient mice die early in gestation and display mesodermal defects; most notably, embryos have a truncated posterior and fail to produce posterior somites. In this study, we report on the in vivo effects of the alpha5-null mutation on cell proliferation and survival, and on mesodermal development. We found no significant differences in the numbers of apoptotic cells or in cell proliferation in the mesoderm of alpha5-null embryos compared to wild-ty
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27

Begemann, Gerrit, Thomas F. Schilling, Gerd-Jörg Rauch, Robert Geisler, and Phillip W. Ingham. "The zebrafishnecklessmutation reveals a requirement forraldh2in mesodermal signals that pattern the hindbrain." Development 128, no. 16 (2001): 3081–94. http://dx.doi.org/10.1242/dev.128.16.3081.

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We describe a new zebrafish mutation, neckless, and present evidence that it inactivates retinaldehyde dehydrogenase type 2, an enzyme involved in retinoic acid biosynthesis. neckless embryos are characterised by a truncation of the anteroposterior axis anterior to the somites, defects in midline mesendodermal tissues and absence of pectoral fins. At a similar anteroposterior level within the nervous system, expression of the retinoic acid receptor α and hoxb4 genes is delayed and significantly reduced. Consistent with a primary defect in retinoic acid signalling, some of these defects in neck
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28

Grenier, Julien, Marie-Aimée Teillet, Raphaëlle Grifone, Robert G. Kelly, and Delphine Duprez. "Relationship between Neural Crest Cells and Cranial Mesoderm during Head Muscle Development." PLoS ONE 4, no. 2 (2009): e4381. http://dx.doi.org/10.1371/journal.pone.0004381.

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29

Tam, P. P. "Regionalisation of the mouse embryonic ectoderm: allocation of prospective ectodermal tissues during gastrulation." Development 107, no. 1 (1989): 55–67. http://dx.doi.org/10.1242/dev.107.1.55.

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The regionalisation of cell fate in the embryonic ectoderm was studied by analyzing the distribution of graft-derived cells in the chimaeric embryo following grafting of wheat germ agglutinin—gold-labelled cells and culturing primitive-streak-stage mouse embryos. Embryonic ectoderm in the anterior region of the egg cylinder contributes to the neuroectoderm of the prosencephalon and mesencephalon. Cells in the distal lateral region give rise to the neuroectoderm of the rhombencephalon and the spinal cord. Embryonic ectoderm at the archenteron and adjacent to the middle region of the primitive s
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30

Clouthier, D. E., K. Hosoda, J. A. Richardson, et al. "Cranial and cardiac neural crest defects in endothelin-A receptor-deficient mice." Development 125, no. 5 (1998): 813–24. http://dx.doi.org/10.1242/dev.125.5.813.

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Neural crest cells arise in the dorsal aspect of the neural tube and migrate extensively to differentiate into a variety of neural and non-neural tissues. While interactions between neural crest cells and their local environments are required for the proper development of these tissues, little information is available about the molecular nature of the cell-cell interactions in cephalic neural crest development. Here we demonstrate that mice deficient for one type of endothelin receptor, ETA, mimic the human conditions collectively termed CATCH 22 or velocardiofacial syndrome, which include sev
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31

Tribioli, C., and T. Lufkin. "The murine Bapx1 homeobox gene plays a critical role in embryonic development of the axial skeleton and spleen." Development 126, no. 24 (1999): 5699–711. http://dx.doi.org/10.1242/dev.126.24.5699.

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Our previous studies in both mouse and human identified the Bapx1 homeobox gene, a member of the NK gene family, as one of the earliest markers for prechondrogenic cells that will subsequently undergo mesenchymal condensation, cartilage production and, finally, endochondral bone formation. In addition, Bapx1 is an early developmental marker for splanchnic mesoderm, consistent with a role in visceral mesoderm specification, a function performed by its homologue bagpipe, in Drosophila. The human homologue of Bapx1 has been identified and mapped to 4p16.1, a region containing loci for several ske
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32

Siismets, Erica M., and Nan E. Hatch. "Cranial Neural Crest Cells and Their Role in the Pathogenesis of Craniofacial Anomalies and Coronal Craniosynostosis." Journal of Developmental Biology 8, no. 3 (2020): 18. http://dx.doi.org/10.3390/jdb8030018.

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Craniofacial anomalies are among the most common of birth defects. The pathogenesis of craniofacial anomalies frequently involves defects in the migration, proliferation, and fate of neural crest cells destined for the craniofacial skeleton. Genetic mutations causing deficient cranial neural crest migration and proliferation can result in Treacher Collins syndrome, Pierre Robin sequence, and cleft palate. Defects in post-migratory neural crest cells can result in pre- or post-ossification defects in the developing craniofacial skeleton and craniosynostosis (premature fusion of cranial bones/cr
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33

Nishikawa, Misao, Hiroaki Sakamoto, Akira Hakuba, Naruhiko Nakanishi, and Yuichi Inoue. "Pathogenesis of Chiari malformation: a morphometric study of the posterior cranial fossa." Neurosurgical Focus 1, no. 5 (1996): E1. http://dx.doi.org/10.3171/foc.1996.1.5.1.

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To investigate overcrowding in the posterior cranial fossa as the pathogenesis of adult-type Chiari malformation, the authors studied the morphology of the brainstem and cerebellum within the posterior cranial fossa (neural structures consisting of the midbrain, pons, cerebellum, and medulla oblongata) as well as the base of the skull while taking into consideration their embryological development. Thirty patients with Chiari malformation and 50 normal control subjects were prospectively studied using neuroimaging. To estimate overcrowding, the authors used a "volume ratio" in which volume of
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34

Nishikawa, Misao, Hiroaki Sakamoto, Akira Hakuba, Naruhiko Nakanishi, and Yuichi Inoue. "Pathogenesis of Chiari malformation: a morphometric study of the posterior cranial fossa." Journal of Neurosurgery 86, no. 1 (1997): 40–47. http://dx.doi.org/10.3171/jns.1997.86.1.0040.

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✓ To investigate overcrowding in the posterior cranial fossa as the pathogenesis of adult-type Chiari malformation, the authors studied the morphology of the brainstem and cerebellum within the posterior cranial fossa (neural structures consisting of the midbrain, pons, cerebellum, and medulla oblongata) as well as the base of the skull while taking into consideration their embryological development. Thirty patients with Chiari malformation and 50 normal control subjects were prospectively studied using neuroimaging. To estimate overcrowding, the authors used a “volume ratio” in which volume o
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35

Barlow, L. A., and R. G. Northcutt. "Taste buds develop autonomously from endoderm without induction by cephalic neural crest or paraxial mesoderm." Development 124, no. 5 (1997): 949–57. http://dx.doi.org/10.1242/dev.124.5.949.

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Although it had long been believed that embryonic taste buds in vertebrates were induced to differentiate by ingrowing nerve fibers, we and others have recently shown that embryonic taste buds can develop normally in the complete absence of innervation. This leads to the question of which tissues, if any, induce the formation of taste buds in oropharyngeal endoderm. We proposed that taste buds, like many specialized epithelial cells, might arise via an inductive interaction between the endodermal epithelial cells that line the oropharynx and the adjacent mesenchyme that is derived from both ce
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36

Schilling, T. F., C. Walker, and C. B. Kimmel. "The chinless mutation and neural crest cell interactions in zebrafish jaw development." Development 122, no. 5 (1996): 1417–26. http://dx.doi.org/10.1242/dev.122.5.1417.

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During vertebrate development, neural crest cells are thought to pattern many aspects of head organization, including the segmented skeleton and musculature of the jaw and gills. Here we describe mutations at the gene chinless, chn, that disrupt the skeletal fates of neural crest cells in the head of the zebrafish and their interactions with muscle precursors. chn mutants lack neural-crest-derived cartilage and mesoderm-derived muscles in all seven pharyngeal arches. Fate mapping and gene expression studies demonstrate the presence of both undifferentiated cartilage and muscle precursors in mu
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37

Cho, Raymond I., and Alon Kahana. "Embryology of the Orbit." Journal of Neurological Surgery Part B: Skull Base 82, no. 01 (2021): 002–6. http://dx.doi.org/10.1055/s-0040-1722630.

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AbstractThe orbit houses and protects the ocular globe and the supporting structures, and occupies a strategic position below the anterior skull base and adjacent to the paranasal sinuses. Its embryologic origins are inextricably intertwined with those of the central nervous system, skull base, and face. Although the orbit contains important contributions from four germ cell layers (surface ectoderm, neuroectoderm, neural crest, and mesoderm), a significant majority originate from the neural crest cells. The bones of the orbit, face, and anterior cranial vault are mostly neural crest in origin
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38

Trainor, Paul, and Robb Krumlauf. "Plasticity in mouse neural crest cells reveals a new patterning role for cranial mesoderm." Nature Cell Biology 2, no. 2 (2000): 96–102. http://dx.doi.org/10.1038/35000051.

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39

P L Tam, Patrick, Xiaochen Fan, David A F Loebel, et al. "Tissue interactions, cell signaling and transcriptional control in the cranial mesoderm during craniofacial development." AIMS Genetics 3, no. 1 (2016): 74–98. http://dx.doi.org/10.3934/genet.2016.1.74.

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40

Gillis, J. Andrew, Jens H. Fritzenwanker, and Christopher J. Lowe. "A stem-deuterostome origin of the vertebrate pharyngeal transcriptional network." Proceedings of the Royal Society B: Biological Sciences 279, no. 1727 (2011): 237–46. http://dx.doi.org/10.1098/rspb.2011.0599.

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Hemichordate worms possess ciliated gills on their trunk, and the homology of these structures with the pharyngeal gill slits of chordates has long been a topic of debate in the fields of evolutionary biology and comparative anatomy. Here, we show conservation of transcription factor expression between the developing pharyngeal gill pores of the hemichordate Saccoglossus kowalevskii and the pharyngeal gill slit precursors (i.e. pharyngeal endodermal outpockets) of vertebrates. Transcription factors that are expressed in the pharyngeal endoderm, ectoderm and mesenchyme of vertebrates are expres
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41

Pandya, Manish R., Ghanshyam K. Gorvadiya, and Jeel A. Modesara. "Accessory fallopian tube –A rare anomaly." Indian Journal of Obstetrics and Gynecology Research 10, no. 1 (2023): 88–90. http://dx.doi.org/10.18231/j.ijogr.2023.020.

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Accessory fallopian tube is a rare, congenital and developmental mullerian duct anomaly. The documented incidence is around 6-10% in women seeking for infertility treatment. We observed accessory fallopian tube in a patient during routine checking of operative field, ovaries and fallopian tube during caesarean section. Accessory fallopian tube is congenital anomaly which is attached with ampullary part of main fallopian tube. Accessory fallopian tube is common site for pyosalpinx, hydrosalpinx, cystic swelling and torsion which can lead to infertility and other complications. The ovum released
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Bildsoe, Heidi, Xiaochen Fan, Emilie E. Wilkie, et al. "Transcriptional targets of TWIST1 in the cranial mesoderm regulate cell-matrix interactions and mesenchyme maintenance." Developmental Biology 418, no. 1 (2016): 189–203. http://dx.doi.org/10.1016/j.ydbio.2016.08.016.

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Deckelbaum, R. A., G. Holmes, Z. Zhao, C. Tong, C. Basilico, and C. A. Loomis. "Regulation of cranial morphogenesis and cell fate at the neural crest-mesoderm boundary by engrailed 1." Development 139, no. 7 (2012): 1346–58. http://dx.doi.org/10.1242/dev.076729.

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44

Chan, W. Y., and P. P. Tam. "A morphological and experimental study of the mesencephalic neural crest cells in the mouse embryo using wheat germ agglutinin-gold conjugate as the cell marker." Development 102, no. 2 (1988): 427–42. http://dx.doi.org/10.1242/dev.102.2.427.

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The distribution of the mesencephalic neural crest cells in the mouse embryo was studied by mapping the colonization pattern of WGA-gold labelled cells following specific labelling of the neuroectoderm and grafting of presumptive neural crest cells to orthotopic and heterotopic sites. The result showed that (1) there were concomitant changes in the morphology of the neural crest epithelium during the formation of neural crest cells, in the 4- to 7-somite-stage embryos, (2) the neural crest cells were initially confined to the lateral subectodermal region of the cranial mesenchyme and there was
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45

Dmytrenko, R., O. Tsyhykalo, and I. Makarchuk. "EMBRYOLOGICAL PREREQUISITES FOR HUMAN CRANIAL DEVELOPMENTAL DEFFECTS." Bukovinian Medical Herald 28, no. 1 (109) (2024): 123–31. http://dx.doi.org/10.24061/2413-0737.28.1.109.2024.20.

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The purpose of the work is to find out the embryological prerequisites and the time of the possible occurrence of malformations and congenital deformations of the human skull.Results. The growth and enlargement of the neurocranium is largely determined by the growth of the brain due to their close syntopy. By the end of the second year, the bones are connected by sutures. The neurocranium is embryologically divided into the vault, which is formed by membranous ossification, and the basis cranii, the bones of which are formed by cartilaginous osteogenesis. The initial development of the neurocr
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46

Sechrist, J., G. N. Serbedzija, T. Scherson, S. E. Fraser, and M. Bronner-Fraser. "Segmental migration of the hindbrain neural crest does not arise from its segmental generation." Development 118, no. 3 (1993): 691–703. http://dx.doi.org/10.1242/dev.118.3.691.

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The proposed pathways of chick cranial neural crest migration and their relationship to the rhombomeres of the hindbrain have been somewhat controversial, with differing results emerging from grafting and DiI-labelling analyses. To resolve this discrepancy, we have examined cranial neural crest migratory pathways using the combination of neurofilament immunocytochemistry, which recognizes early hindbrain neural crest cells, and labelling with the vital dye, DiI. Neurofilament-positive cells with the appearance of premigratory and early-migrating neural crest cells were noted at all axial level
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Kalcheim, C., and M. A. Teillet. "Consequences of somite manipulation on the pattern of dorsal root ganglion development." Development 106, no. 1 (1989): 85–93. http://dx.doi.org/10.1242/dev.106.1.85.

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We have investigated dorsal root ganglion formation, in the avian embryo, as a function of the composition of the paraxial somitic mesoderm. Three or four contiguous young somites were unilaterally removed from chick embryos and replaced by multiple cranial or caudal half-somites from quail embryos. Migration of neural crest cells and formation of DRG were subsequently visualized both by the HNK-1 antibody and the Feulgen nuclear stain. At advanced migratory stages (as defined by Teillet et al. Devl Biol. 120, 329–347 1987), neural crest cells apposed to the dorsolateral faces of the neural tu
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48

Mayor, R., R. Morgan, and M. G. Sargent. "Induction of the prospective neural crest of Xenopus." Development 121, no. 3 (1995): 767–77. http://dx.doi.org/10.1242/dev.121.3.767.

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The earliest sign of the prospective neural crest of Xenopus is the expression of the ectodermal component of Xsna (the Xenopus homologue of snail) in a low arc on the dorsal aspect of stage 11 embryos, which subsequently assumes the horseshoe shape characteristic of the neural folds as the convergence-extension movements shape the neural plate. A related zinc-finger gene called Slug (Xslu) is expressed specifically in this tissue (i.e. the prospective crest) when the convergence extension movements are completed. Subsequently, Xslu is found in pre- and post-migratory cranial and trunk neural
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Tannahill, D., H. V. Isaacs, M. J. Close, G. Peters, and J. M. Slack. "Developmental expression of the Xenopus int-2 (FGF-3) gene: activation by mesodermal and neural induction." Development 115, no. 3 (1992): 695–702. http://dx.doi.org/10.1242/dev.115.3.695.

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We have used a probe specific for the Xenopus homologue of the mammalian proto-oncogene int-2 (FGF-3) to examine the temporal and spatial expression pattern of the gene during Xenopus development. int-2 is expressed from just before the onset of gastrulation through to prelarval stages. In the early gastrula, it is expressed around the blastopore lip. This is maintained in the posterior third of the prospective mesoderm and neuroectoderm in the neurula. A second expression domain in the anterior third of the neuroectoderm alone appears in the late gastrula, which later resolves into the optic
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Meulemans, Daniel, and Marianne Bronner-Fraser. "Amphioxus and lamprey AP-2 genes: implications for neural crest evolution and migration patterns." Development 129, no. 21 (2002): 4953–62. http://dx.doi.org/10.1242/dev.129.21.4953.

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The neural crest is a uniquely vertebrate cell type present in the most basal vertebrates, but not in cephalochordates. We have studied differences in regulation of the neural crest marker AP-2 across two evolutionary transitions: invertebrate to vertebrate, and agnathan to gnathostome. Isolation and comparison of amphioxus, lamprey and axolotl AP-2 reveals its extensive expansion in the vertebrate dorsal neural tube and pharyngeal arches, implying co-option of AP-2 genes by neural crest cells early in vertebrate evolution. Expression in non-neural ectoderm is a conserved feature in amphioxus
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