• The expression patterns of four RTKs have been examined and all are expressed in the mouse embryo during, or shortly after, gastrulation. (silverchair.com)
  • Eventually, the clump of cells goes through a stage called gastrulation, during which the embryo reorganizes itself into the three germ layers: endoderm, ectoderm, and mesoderm. (asu.edu)
  • After gastrulation, the embryo goes through a process called neurulation, which starts the development of nervous system. (asu.edu)
  • Pander thereby described the process of gastrulation in the chick, and he brought the three layers of the embryo to the attention of the scientific community. (asu.edu)
  • Mangold transplanted ectoderm harvested from the dorsal lip, the main organizing tissue of the embryo during gastrulation, between donor and host species of newts. (asu.edu)
  • This is a useful model system to study the origins of endothelial cells that are normally more diffusely induced during gastrulation by an obscure process probably involving signals from the embryonic endoderm. (syr.edu)
  • Temporal map during gastrulation of the retinoic acid effect on development and patterning of murine brain. (cnr.it)
  • Embryo model completes gastrulation to neurulation and organogenesis. (caltech.edu)
  • Much of the early patterning of the embryo is orchestrated during gastrulation by signals from a midline structure, known as the primitive streak in chick and mouse embryos. (silverchair.com)
  • We have used RT-PCR to screen pluripotent murine embryonic stem cells to identify receptor tyrosine kinases (RTKs) potentially involved in the determination or differentiation of cell lineages during early mouse development. (silverchair.com)
  • As scientific understanding of stem cells, gene editing, and organism development improved, Garry felt that her career path was clear. (the-scientist.com)
  • She is now in charge of the Biology of Pluripotent Stem Cells Research Group as well as the Production Manager for Royan Advanced Therapy Medicinal Product-Technology Development Center (ATMP-TDC). (royanstemcell.ir)
  • Her research areas include embryonic development, the isolation of pluripotent stem cells and the identification of their signaling pathways, the differentiation of the stem cells to the hematopoietic stem cells, as well as the creation of a cell bank under GMP standard condition. (royanstemcell.ir)
  • In 2010, she became the leading researcher at the Royan Institute, due to innovation in the production of 150 mouse embryonic stem cells. (royanstemcell.ir)
  • The first priority of this group is the derivation of embryonic stem cells (ESC) and the identification of pluripotency mechanisms in different species, such as human, rodent, and chicken. (royanstemcell.ir)
  • Role of Otx2 in Embryonic Stem Cells (ESCs): Otx2 is an intrinsic determinant required to maintain the ESC metastable state by antagonizing ground state pluripotency and promoting commitment to differentiation. (cnr.it)
  • A model of the post-implantation human embryo derived from pluripotent stem cells. (caltech.edu)
  • Mouse embryo model derived exclusively from embryonic stem cells undergoes neurulation and heart development. (caltech.edu)
  • Modeling human embryo development with embryonic and extra-embryonic stem cells. (caltech.edu)
  • Effects of dietary supplementation with vitamin e, selenium yeast or both on egg incubation response, embryonic development, keet quality, and posthatch growth of helmeted guinea fowl breeders. (edu.iq)
  • Constant eggshell temperatures throughout the incubation is a result of an equilibrium anywhere between embryo otherwise fetus temperatures creation and heat transfer within egg and you may environmental surroundings ( Meijerhof & van Beek, 1993 Meijerhof Roentgen, vanBeek Grams. (parkyeti.ru)
  • 2005 Lourens A great, van den Brand name H, Meijerhof R, Kemp B. Aftereffect of eggshell temperature through the incubation toward embryo advancement, hatchability, and you can posthatch innovation. (parkyeti.ru)
  • 2005 Lourens A beneficial, van den Brand H, Meijerhof Roentgen, Kemp B. Aftereffect of eggshell temperatures throughout the incubation into the embryo innovation, hatchability, and posthatch development. (parkyeti.ru)
  • 920. , 2007 Lourens An excellent, van den Brand name H, Heetkamp MJ, Meijerhof Roentgen, Kemp B. Aftereffects of eggshell heat and you can outdoors concentration on embryo progress and you will metabolism throughout the incubation. (parkyeti.ru)
  • Ongoing eggshell temperature throughout the incubation is accomplished by reducing off setter area sky temperature when you look at the last half out-of into the-ovo development considering the deeper eggshell temperatures losings into the setter place air. (parkyeti.ru)
  • Embryo thermal manipulation otherwise changes in incubation heat was indeed analyzed by a number of research groups to choose an embryonic invention windows while in the and therefore thermal control get promote the acquisition of specific qualities. (parkyeti.ru)
  • Effectation of eggshell temperatures during incubation into the embryo innovation, hatchability, and you may posthatch invention. (parkyeti.ru)
  • Even before incubation starts the embryo is developing and needs proper care. (fredsfinefowl.com)
  • In 1817 Christian Pander, a doctoral student at the University of Würzburg, in Würzburg, Germany, discovered the germ layers in chick embryos, Gallus gallus . (asu.edu)
  • His two-year work on the development of the central nervous system (CNS) in chick embryos was crystallized in his 1934 paper, "The Effects of Wing Bud Extirpation on the Development of the Central Nervous System in Chick Embryos," published in The Journal of Experimental Zoology. (asu.edu)
  • Puelles andIntroduction Rubenstein, 1993), and neither the identity nor the source of inductive signals that trigger the differentiation of ventralIn vertebrate embryos, the patterning of the nervous sys- forebrain neurons has been established. (fliphtml5.com)
  • These cells arise within the dorsal ectoderm of all vertebrate embryos and have the developmental potential to form many of the morphological novelties within the vertebrate head. (frontiersin.org)
  • Isolation and expression analysis both in invertebrate and vertebrate embryos of a new homeobox containing gene named Orthopedia (Otp). (cnr.it)
  • Vertebrate embryos display a highly characteristic spatial patterning of tissues, including the arrangement of the neural tube, the somitic mesoderm and the notochord along the rostrocaudal (head-tail) length of the body axis( Fig. 1 ). (silverchair.com)
  • Early in murine embryonic development, hematopoietic progenitors can be found in the para-aortic splanchnopleura region on embryonic day 7 (as depicted in Figure 1 A), but these progenitors are not LT reconstituting although they do possess lymphoid potential [ 11 - 13 ]. (biomedcentral.com)
  • Isolation of the murine homologs of the otd and ems homeobox containing genes and analysis of their expression during brain development. (cnr.it)
  • Isolation and expression analysis in murine embryos of Dlx5 and Dlx6, two murine homologues of the Drosophila Distal-less gene. (cnr.it)
  • Role of Otx1 and Otx2 in brain evolution: functional equivalence between the invertebrate Orthodenticle and the murine OTX1 and OTX2 gene products supports a conserved genetic program of brain development between insects and mammals. (cnr.it)
  • Where researchers once struggled to connect events at static timepoints, imaging tools now offer the ability to visualize the dynamic form and function of molecules, cells, tissues, and whole embryos throughout the entire developmental process. (cshlpress.com)
  • Further techniques are organized by the level of visualization they provide, from cells to tissues and organs to whole embryos. (cshlpress.com)
  • Ectoderm is one of three germ layers-groups of cells that coalesce early during the embryonic life of all animals except maybe sponges, and from which organs and tissues form. (asu.edu)
  • Approximately eleven hours of confocal laser microscopy time-lapse imagery taken of a transgenic quail embryo expressing fluorescent proteins. (mit.edu)
  • Transgenic quail that ubiquitously express fluorescent proteins provide a novel amniote model system that permits investigations in living embryos with unprecedented spatiotemporal resolution. (usc.edu)
  • Fluorescent Quail: A Transgenic Model System for the Dynamic Study of Avian Development Methods Mol Biol. (usc.edu)
  • Machine learning-assisted high-content analysis of pluripotent stem cell-derived embryos in vitro. (caltech.edu)
  • MATERIAL AND METHODS: A fresh tumor tissue piece taken from Glioblastoma patients, a malignant tumor of the central nervous system, was transferred to the CAM of chicken embryos and left to incubate in the incubator and their development was monitored. (bvsalud.org)
  • In this study, the SWKQ series microcomputer automatic incubator was used to study the growth and development of quail in the embryonic stage. (bvs-vet.org.br)
  • the consequences off incubator design, embryonic invention, and you will egg size. (parkyeti.ru)
  • Placing cold eggs in a warm/humid incubator causes condensation to form on the shells, this condensation may introduce bacteria into the embryo. (fredsfinefowl.com)
  • Huxley next coupled the anatomy of an adult organism with the anatomy of an embryo, and he proposed a connection between the study of growth and development, called ontogeny, and the study relationships between organisms or taxa, called phylogeny. (asu.edu)
  • Basal filopodia and vascular mechanical stress organize fibronectin into pillars bridging the mesoderm-endoderm gap Development. (usc.edu)
  • Fast and Efficient Expression of Multiple Proteins in Avian Embryos Using mRNA Electroporation J Vis Exp. (usc.edu)
  • This study proposes to describe the basal hepatic metabolism at the level of mRNA in mule duck embryos in order to reveal potential interesting programming windows in the context of foie gras production. (biomedcentral.com)
  • TIE1p.H2B-eYFP)] embryos at embryonic stages 6-11. (mit.edu)
  • Telomerase is an enzyme that regulates the lengths of telomeres in the cells of many organisms, and in humans it begins to function int the early stages of embryonic development. (asu.edu)
  • As cells rapidly proliferate during development, some of them undergo apoptosis, which is necessary for many stages in development, including neural development, reduction in egg cells (oocytes) at birth, as well as the shaping of fingers and vestigial organs in humans and other animals. (asu.edu)
  • Wilson shook apart the cells at early stages of embryonic development, and he observed the development of the isolated cells. (asu.edu)
  • It is concerned with the sequential stages of embryonic and fetal development, beginning with fertilization. (ac.ir)
  • The objective of the present study was to show the effect of adding different levels of vitamin E and inorganic Selenium (Sodium selenite) on the fertility and hatchability of Japanese quail from Apr 15 2021 to Jul 15 2021. (edu.iq)
  • In conclusion, supplementation of vitamin E +selenium to quail diets is an ameliorative tool in fertility and hatchability traits of Japanese quail. (edu.iq)
  • The aim of the present study was to investigate the effect of in ovo feeding (IOF) of glutamine on hatchability, development of the gastrointestinal tract, growth performance and carcass characteristics of broiler chickens. (kimiaparvar.com)
  • However some negative effects have also been observed (decrease in hatchability, slight decrease in quality of the final product) showing that a better understanding of the metabolism at the embryonic stage in ducks is needed. (biomedcentral.com)
  • Monopodial branching of the embryonic lungs of ( a - h ) domestic chicken Gallus gallus , ( i - p ) Japanese quail Coturnix japonica , or ( q - x ) pekin duck Anas platyrhynchos . (biomedcentral.com)
  • A total number of 128 birds at 12 weeks old Japanese quail (Coturnix Coturnix Japonica) were used (96 females and 32 males). (edu.iq)
  • Effect of different levels of dietary vitamin e on reproductive and productive performances in japanese quails (Coturnix coturnix japonica)" Veterinary Research Forum, 8 (4), 353-359. (edu.iq)
  • A Tale of Avian Heart Development with Comparisons to Mammal Heart Development J Cardiovasc Dev Dis. (usc.edu)
  • Avian parthenogenesis is embryonic development that occurs without fertilization. (scialert.net)
  • Parthenogenesis is the spontaneous development of an embryo from an avian egg without going through the usual process of fertilization 7 , 8 . (scialert.net)
  • The phenomenon has been observed in a variety of avian species, including chickens 9 , turkeys 10 and quail 11 . (scialert.net)
  • The present in vitro study suggests that the avian pineal organ is made up of multiple types of cells with different immunore-activity at the ontogenic state (from embryonic day 9 to day 14), before it acquires the final photoendocrinal nature of the mature state. (bioone.org)
  • Avian bornavirus (ABV) is a newly discovered member of the family Bornaviridae that has been associated with the development of a lethal neurologic syndrome in birds, termed proventricular dilatation disease (PDD). (cdc.gov)
  • My group investigates the fundamental principles that guide how cells self-organize through collective interactions to bring about changes in embryonic form and function. (usc.edu)
  • New branches within the embryonic chicken lung form via apical constriction, in which epithelial cells in the primary bronchus become trapezoidal in shape. (biomedcentral.com)
  • Laboratory work has centered on the mechanisms of how cells acquire specific fates during growth and development, providing insights into normal and abnormal mechanisms of growth control. (stanford.edu)
  • Here, we assessed the potential inhibitory effect of the glutathione-stabilized gold nanoparticles (Au-GSH NPs) on canine OS cells extravasation, utilizing the ex ovo chick embryo chorioallantoic membrane (CAM) model. (bvsalud.org)
  • In 1996, Woodring Wright and his team examined human embryonic cells and found that telomerase was active in them. (asu.edu)
  • Gurdon's first experiment in 1958 showed that the nuclei of Xenopus cells maintained their ability to direct normal development when transplanted. (asu.edu)
  • Edmund Beecher Wilson experimented with Amphioxus (Branchiostoma) embryos in 1892 to identify what caused their cells to differentiate into new types of cells during the process of development. (asu.edu)
  • While ER Clark first reported the observation of vascular generation in tadpoles in 1909, and Stockard described blood-vessel development and coined the term angioblast in fish embryos in 1915, it was not until 1920 that F Sabin described the formation of blood cells through the angioblast 'liquefying' within the aorta [ 1 - 3 ]. (biomedcentral.com)
  • 1.It has been shown that enteric ganglion cells arise from the vagal (somites 1-7) levels of the neural crest by the use of quail-chick chimaeras. (nii.ac.jp)
  • In the 3-day-old chick embryo, quail crest cells can be first found in the proventricule and the gizzard. (nii.ac.jp)
  • Further studies, using quail-chick chimaeras system are in progress to verify the origin and the development of the interstitial cells. (nii.ac.jp)
  • We think that the developmental cues that exist in the pig will help to guide the human cells inside the porcine embryo. (the-scientist.com)
  • Controlled delivery of FGF-2 from beads and aggregates of cells transfected with quail VEGF have been used in our laboratory to study the role of these growth factors in angioblast induction and migration. (syr.edu)
  • We have induced cells from the epithelial quail somite to differentiate into angioblasts with FGF-2 both in the embryo and in culture. (syr.edu)
  • In vertebrates, bands of mobile cells fan out from the embryonic brain and spinal cord and then resettle in far-flung locales to form structures as diverse as bone or nerves. (stowers.org)
  • Using mouse, chick or zebrafish models, both test what goes awry when mutations derail migrating neural crest cells in a developing embryo. (stowers.org)
  • Neural crest cells spring from the crest or dorsal ridge of the embryonic brain and spinal cord and then migrate to faraway regions of the face, heart or gut. (stowers.org)
  • The group then analyzed mouse embryos using molecular markers and discovered that precursors of neural crest cells in the brain and spinal cord began dying even before crest cells destined to help build the face could start migrating. (stowers.org)
  • Barrier properties of brain endothelial cells are induced by extrinsic signals from other cells in the surrounding microenvironment during development ( Stewart and Wiley, 1981 ). (elifesciences.org)
  • One isolate was passed 6 times in duck embryo fibroblasts, and the infected cells were then injected intramuscularly into 2 healthy Patagonian conures ( Cyanoliseus patagonis) . (cdc.gov)
  • Integrin-mediated interactions with the extracellular matrix (ECM) are required for the attachment, cytoskeletal organization, mechanosensing, migration, proliferation, differentiation and survival of cells in the context of a multitude of biological processes including fertilization, implantation and embryonic development, immune response, bone resorption and platelet aggregation. (thno.org)
  • By contrast, the development of the midbrain and forebrain, which lie within the Otx expression domain, is regulated by signalling centres generating graded patterning cues. (biomedcentral.com)
  • In order for the embryo to develop normally, it must be exposed to heat for the correct period of time, while ensuring that the temperature is not too hot to harm the eggs or too cold to permit growth. (wikipedia.org)
  • After nine days, the eggs are held to a light, in a process called candling, to reveal the embryo inside. (wikipedia.org)
  • The in vivo effect of live PP virus following vaccination and the in vitro effects of live PP and ND viruses following direct administration over the germinal disc of cultured quail eggs on parthenogenesis were determined. (scialert.net)
  • Sarvella and Gehman 24 , reported that live fowl pox virus had no stimulating effect on parthenogenetic development following in ovo injection into chicken eggs. (scialert.net)
  • Once your eggs have shipped, please notify your Postal Carrier that you have eggs en-route. (fredsfinefowl.com)
  • Influence of organochlorine pesticides on development of mouse embryos in vitro . (cdc.gov)
  • 1998. Influence of organochlorine pesticides on maturation and post-fertilization development of bovine oocytes in vitro . (cdc.gov)
  • Un rôle majeur des prostaglandines dans l'hématopoïèse, ainsi mis en évidence, a pu être étendu à la souris chez qui un traitement par la prostaglandine PGE2 provoque la multiplication des CSH in vivo et in vitro, un résultat qui génerera très probablement des applications cliniques. (hypotheses.org)
  • Analyzing the development of embryonic lungs from chicken, quail, and duck, as well as lungs explanted and cultured ex vivo, revealed that the patterns of branching are remarkably conserved. (biomedcentral.com)
  • In particular, secondary bronchi form at identical positions in chicken and quail, the patterns of which are indistinguishable, consistent with the close evolutionary relationship of these two species. (biomedcentral.com)
  • In contrast, secondary bronchi form at slightly different positions in duck, the lungs of which are significantly larger than those of chicken and quail at the same stage of development. (biomedcentral.com)
  • Our findings suggest that monopodial branching off the primary bronchus is driven by apical constriction in lungs of chicken, quail, and duck. (biomedcentral.com)
  • In the embryonic chicken lung, the first secondary bronchus ( b1 ) forms on the dorsal surface of the primary bronchus at Hamburger-Hamilton stage (HH) 24 (Fig. 1 a). (biomedcentral.com)
  • Morphometric analysis of lungs as a function of developmental time (Hamburger-Hamilton stage) in chicken, quail, and duck embryos. (biomedcentral.com)
  • AIM: To demonstrate the usability of chicken chorioallantoic membrane (CAM) as an angiogenesis model for the development and treatment of malignant tumors of the central nervous system. (bvsalud.org)
  • CONCLUSION: As a result, it has been shown that the chicken embryo CAM model may be a suitable in vivo model for cancer angiogenesis studies. (bvsalud.org)
  • This initial wave of fetal hematopoietic development appears to have short-term reconstituting function, as demonstrated by Dieterlen-Lievre using chicken-quail chimeras [ 6 ]. (biomedcentral.com)
  • In the Vietnamese version, trứng vịt lộn, the egg is incubated for 19 to 21 days, when the embryo is old enough to be recognizable as a baby duck and has bones that will be firm but tender when cooked. (wikipedia.org)
  • The livers of 20 mule duck embryos were collected every 4 days from the 12th day of embryogenesis (E12) until 4 days after hatching (D4), and gene expression analysis was performed. (biomedcentral.com)
  • abstract = "The embryonic vasculature forms by the processes of vasculogenesis and angiogenesis. (syr.edu)
  • We then discuss recent studies on the role of neural crest and placodes-and their developmental association-in the head of lamprey embryos, and how comparisons with jawed vertebrates can provide insights into the causes and consequences of this event in early vertebrate evolution. (frontiersin.org)
  • Multi-scale quantification of tissue behavior during amniote embryo axis elongation Development. (usc.edu)
  • I have Back numbered the axis methods at Embryo Plus to form method and static methods. (need4speed.com)
  • However, it is essential that neural crest and placodes associate together throughout embryonic development to coordinate the emergence of several features in the head, including almost all of the cranial peripheral sensory nervous system and organs of special sense. (frontiersin.org)
  • We describe shared and derived patterns of neural crest and placode development in these animals and compare them to well-studied examples from traditional jawed vertebrate model systems. (frontiersin.org)
  • Inspired by the combination of this approach with advanced techniques to uncover core principles of neural crest development by the laboratory of Roberto Mayor, we review key quantitative examples of experimental embryology from recent work in a broad range of developmental biology questions. (mdpi.com)
  • Mouse hematopoiesis was thought to develop initially in the yolk sac, where primitive hematopoietic development occurs [ 4 ]. (biomedcentral.com)
  • Distinct anatomical regions of primitive and definitive hematopoietic development in both the mouse and human. (biomedcentral.com)
  • Researchers in Jun Wu's lab compare normal mouse embryos (left) to horse-mouse chimeric embryos (right) to identify barriers to interspecies chimerism. (the-scientist.com)
  • In vivo dissection of Otx1 and Otx2 roles in brain development by using reciprocal knock-in mouse models: definition of extended functional equivalence between OTX1 and OTX2 proteins and the relevance of the Otx1 and Otx2 differential transcriptional control. (cnr.it)
  • Generation of Stem Cell-Based Mouse Embryo-Like Structures. (caltech.edu)
  • Stem-cell-based human and mouse embryo models. (caltech.edu)
  • He observed that in the normal development of Amphioxus, all three main types of symmetry, or cleavage patterns observed in embryos, could be found. (asu.edu)
  • We examined the response of granule cell precursors to the overexpression of Hoxa2 , which normally determines patterns of development specific to the hindbrain. (biomedcentral.com)
  • Powerful advancements in molecular genetic manipulation and assisted reproductive technolo-gies are employed during embryo and fetal development, and these efforts have had profound impact on animal production worldwide. (ac.ir)
  • This development is also often referred to as fetal hematopoiesis, and was demonstrated by the production of embryonic erythrocytes that still possess a nucleus, express fetal hemoglobin, and lack any lymphoid potential [ 5 ]. (biomedcentral.com)
  • The results of the present study, a combined analysis of morphometry and RIA, open a new line for research into the pineal development and cell differentiation. (bioone.org)
  • During the cooking process, changes occur in the food chemistry of balut, such as the sol dispersion of water molecules within the embryonic fluid. (wikipedia.org)
  • Early global overexpression of Hoxa2 at embryonic day 0 has no effect on the expression of isthmic signalling molecules or the allocation of rhombomere 1 territory, but selectively results in the loss of granule cell markers at embryonic day 6 and the depletion of cell bodies from the external granule cell layer. (biomedcentral.com)
  • The development of liquid chromatography-mass spectrometry (LC-MS)/mass spectrometry (MS) methods for the simultaneous detection and quantification of a broad spectrum of mycotoxins has facilitated the screening of a larger number of samples for contamination with a wide array of less well-known "emerging" mycotoxins and other metabolites. (mdpi.com)
  • The OECD Conceptual Framework for Testing and Assessment of Endocrine Disrupters (as revised in 2012) lists the OECD Test Guidelines and standardized test methods available, under development or proposed that can be used to evaluate chemicals for endocrine disruption. (oecd.org)
  • Interestingly, most mRNAs involved in lipid metabolism are overexpressed after hatching (FASN, SCD1, ACOX1), whereas genes implicated in carbohydrate metabolism (HK1, GAPDH, GLUT1) and development (HGF, IGF, FGFR2) are predominantly overexpressed from E12 to E20. (biomedcentral.com)
  • How much does the development of the cerebellum, a midbrain/hindbrain structure, reflect its neuromeric origin as a hindbrain segment? (biomedcentral.com)
  • The rostral boundary of r1 comprises the midbrain/hindbrain isthmus, an important signalling centre in the development of the midbrain and r1. (biomedcentral.com)
  • Cumano and colleagues' approach was to culture explants containing hematopoietic progenitors isolated from the yolk sac and the embryo proper before the onset of circulation, and to determine their LT reconstitution potential [ 10 ]. (biomedcentral.com)
  • We recorded the onset of osteogenesis and subsequent development throughout the gestation period of rabbits, which has added some valuable information to the documented literature on the bone development of this species. (ac.ir)
  • At 7 embryo age, the entire embryo of quail was very clear, and the beak has formed. (bvs-vet.org.br)
  • the embryo inside is insufficiently developed to show a beak, feathers or claws, and the bones are undeveloped. (wikipedia.org)
  • Role of Otx1 in corticogenesis, pituitary functions and sense organs development. (cnr.it)
  • In his article "On the Anatomy and Affinities of the Family of the Medusae," Huxley compared the anatomy of the jellyfish family and recognized that the two tissue layers he saw in the body plan of the adult jellyfish corresponded with, or were homologous to, the layers in the embryo of the chick that Pander had described. (asu.edu)
  • Electron microscopy studies further reveal high levels of transcytosis in brain endothelium early in development that are suppressed later. (elifesciences.org)
  • RESULTS: According to histochemical findings obtained from our study when compared with control embryos, blood vessels, fibroblast count and inflammatory infiltration were observed more in the tumor transplanted groups, especially in the tumordeveloping CAM region. (bvsalud.org)
  • however, further development of tools and studies of the mechanisms to specify and maintain germ cell niches in diverse systems are essential for an improved understanding of germline development and reproductive health. (usc.edu)
  • Humans inherit mitochondria from their mothers, and mechanisms have evolved to eliminate sperm mitochondria in early embryonic development. (asu.edu)
  • The quail epiblast, like the human epiblast, flattens out to form a disc, from which the primitive streak arises at one end. (usc.edu)
  • Expression analysis of several Hox genes in human embryos. (cnr.it)
  • Human embryo polarization requires PLC signaling to mediate trophectoderm specification. (caltech.edu)
  • The development of the human blood-CSF-brain barrier. (cdc.gov)
  • The quail genome: insights into social behaviour, seasonal biology and infectious disease response BMC Biol. (usc.edu)
  • Finally, studies on the role of growth factors in such diverse phenomena as stem cell biology, angiogenesis, and molecular medicine in addition to vascular development suggest multiple roles for FGF-2 and VEGF in vascular development. (syr.edu)
  • We are taking an interdisciplinary approach to studying primordial germ cell (PGC) development in the context of gastrulating embryos by combining the power of molecular genetics with advanced optical imaging within living embryos. (usc.edu)
  • Our studies address outstanding questions fundamental to PGC development and early embryogenesis including when, where, and how they are specified, how balance their need to move with their need to proliferate, and how they move in and out of the living embryo. (usc.edu)
  • Within the bird's body it is possible that the viruses may either act directly on the embryo or indirectly on the physiological systems such as the immune system and/or reproductive system to enhance parthenogenesis 23 . (scialert.net)
  • Effect Of Dietary Vitamin E and organic selenium supplementation on reproductive performance of japanese quail breeders. (edu.iq)
  • As an embryo develops, a single fertilized cell progresses through multiple rounds of cell division. (asu.edu)
  • Rathke's results showed that these two cell layers existed in the embryos of non-vertebrate animals. (asu.edu)
  • 2007), who reported that Gln is an important amino acid for utilization as an en- ergy source for the development of the gastrointestinal tract and stimulates intestinal cell proliferation, which leads to in- creasing the absorptive source of the gastrointestinal mucosa and consequently the access to nutrients. (kimiaparvar.com)
  • Differential dosage-dependent roles of OTX2 in specifying regional identities and neuronal cell types during brain development. (cnr.it)
  • Stem cell-derived synthetic embryos self-assemble by exploiting cadherin codes and cortical tension. (caltech.edu)
  • Therefore, the aim of the present study was to analyze a wide range of genes involved in liver development, cell stress, lipid and carbohydrate metabolisms throughout embryogenesis in mule ducks to better understand the ontogeny of pathways related to liver fattening. (biomedcentral.com)
  • Purposefully using this process, called "embryonic programming", can improve animal performances when a specific challenge is encountered later in life. (biomedcentral.com)
  • These data suggest that the IOF of Gln may improve jejunum development, leading to an increased nutrient assimilation and consequently to greater performance in broiler chickens. (kimiaparvar.com)
  • To determine the role of transcription in euchromatin organization, we used zebrafish embryos at the late blastula (sphere) stage. (nature.com)
  • Beauty and the development finds embryonic-extraembryonic as it is this middle, with Villeneuve's stage Completing completed as a Aircraft PMA for enthusiasts and Beaumont ruptures seeing obligated as a entire contribution for posts. (need4speed.com)