Nerve signaling regulates basal keratinocyte proliferation in the blastema apical epithelial cap in the axolotl (Ambystoma mexicanum).

abstract：:Specification of the primordial germ cells (PGCs) is essential for sexually reproducing animals. Although the mechanisms of PGC specification are diverse between organisms, the RNA binding protein Nanos is consistently required in the germ line in all species tested. How Nanos is selectively expressed in the germ line...

journal_title：Developmental biology

authors： Oulhen N,Swartz SZ,Wang L,Wikramanayake A,Wessel GM

更新日期：2019-08-01 00:00:00

abstract：:It has long been appreciated that the localization of cytoplasmic determinants in the egg can provide the foundation for patterning in the embryo. Differences in cell fate among the early blastomeres are thus a consequence of asymmetric distributions of informational molecules prior to fertilization. The frog egg has ...

journal_title：Developmental biology

authors： Denegre JM,Ludwig ER,Mowry KL

更新日期：1997-12-15 00:00:00

abstract：:Several Strongylocentrotus purpuratus gene cis-regulatory regions contain asymmetric C4 sequences which are core elements of target sites for a specific DNA-protein interaction. Blastula stage nuclear extract contains five proteins which specifically bind to these target sites, resulting in a characteristic pattern of...

journal_title：Developmental biology

authors： Zeller RW,Coffman JA,Harrington MG,Britten RJ,Davidson EH

更新日期：1995-06-01 00:00:00

abstract：:The mesoderm of the sea urchin embryo conventionally is divided into two populations of cells; the primary mesenchyme cells (PMCs), which produce the larval skeleton, and the secondary mesenchyme cells (SMCs), which differentiate into a variety of cell types but do not participate in skeletogenesis. In this study we e...

journal_title：Developmental biology

authors： Ettensohn CA,McClay DR

更新日期：1988-02-01 00:00:00

abstract：:In the small-optic-lobes (sol) and sine oculis (so) mutants of Drosophila melanogaster extensive cell death occurs in the optic lobes during the first half of pupal development. Gynandromorph flies show that the sol mutation acts primarily on cells of the medulla cortex. Degeneration of medullar ganglion cells occurs ...

journal_title：Developmental biology

authors： Fischbach KF,Technau G

更新日期：1984-07-01 00:00:00

abstract：:Thyroid hormone is a major regulator of postnatal brain development, but the precise molecular mechanisms underlying its action in this organ remain poorly understood. We used microarray analysis to identify new target genes in brain. Thyroid hormone treatment of hypothyroid Pax8(-/-) knockout mice, which lack thyroid...

journal_title：Developmental biology

authors： Poguet AL,Legrand C,Feng X,Yen PM,Meltzer P,Samarut J,Flamant F

更新日期：2003-02-15 00:00:00

abstract：:Axon outgrowth between the spinal cord and the hindlimb of the chick embryo is constrained by three tissues that border axon pathways. Growth cones turn to avoid the posterior sclerotome, perinotochordal mesenchyme, and pelvic girdle precursor during normal development and after experimental manipulation. We wanted to...

journal_title：Developmental biology

authors： Oakley RA,Tosney KW

更新日期：1991-09-01 00:00:00

abstract：:Sensory placodes are unique columnar epithelia with neurogenic potential that develop in the vertebrate head ectoderm next to the neural tube. They contribute to the paired sensory organs and the cranial sensory ganglia generating a wide variety of cell types ranging from lens fibres to sensory receptor cells and neur...

journal_title：Developmental biology

authors： Streit A

更新日期：2004-12-01 00:00:00

abstract：:The zebrafish fin is an excellent system to study the mechanisms of dermal bone patterning. Fin rays are segmented structures that form successive bifurcations both during ontogenesis and regeneration. Previous studies showed that sonic hedgehog (shha) may regulate regenerative bone patterning based on its expression ...

journal_title：Developmental biology

authors： Zhang J,Jeradi S,Strähle U,Akimenko MA

更新日期：2012-05-15 00:00:00

abstract：:Several genomic clones were isolated from a Drosophila library screened with cDNA prepared from abundant adult female mRNA. Cytoplasmic dot hybridizations have shown that the genes in all of these clones are expressed only in posteclosion (stages 8-14) follicles. One set of overlapping clones (lambda 20, lambda 28, an...

journal_title：Developmental biology

authors： Higgins MJ,Walker VK,Holden JA,White BN

更新日期：1984-09-01 00:00:00

abstract：:We have characterized the antigen recognized by mab10, a monoclonal antibody that has been shown to modify outgrowth of thalamic and cortical axons in vitro, and investigated the influence of this antibody on axonal growth in the chicken retina in vivo. Immunopurification, peptide sequencing, and biochemical character...

journal_title：Developmental biology

authors： Monnier PP,Beck SG,Bolz J,Henke-Fahle S

更新日期：2001-01-01 00:00:00

abstract：:The development of germ cells is a highly ordered process that begins during fetal growth and is completed in the adult. Epigenetic modifications that occur in germ cells are important for germ cell function and for post-fertilization embryonic development. We have previously shown that male germ cells in the adult mo...

journal_title：Developmental biology

authors： Oakes CC,La Salle S,Smiraglia DJ,Robaire B,Trasler JM

更新日期：2007-07-15 00:00:00

abstract：:The Drosophila Suppressor of Hairy wing [Su(Hw)] insulator protein has an essential role in the development of the female germline. Here we investigate the function of Su(Hw) in the ovary. We show that Su(Hw) is universally expressed in somatic cells, while germ cell expression is dynamic. Robust levels accumulate in ...

journal_title：Developmental biology

authors： Baxley RM,Soshnev AA,Koryakov DE,Zhimulev IF,Geyer PK

更新日期：2011-08-15 00:00:00

abstract：:Kidney development is a complex, little understood process based on inductive interactions and intricate epithelial and mesenchymal morphogenesis. Here, we report the use of subtractive hybridization to clone cDNAs expressed in early nephrogenesis. cDNA made from E14.5 mouse kidney was hybridized with adult mouse live...

journal_title：Developmental biology

authors： McConnell JE,Armstrong JF,Hodges PE,Bard JB

更新日期：1995-05-01 00:00:00

abstract：:We examined the effects of ciliary neurotrophic factor (CNTF) and depolarization, two environmental signals that influence noradrenergic and cholinergic function, on neuropeptide expression by cultured sympathetic neurons. Sciatic nerve extract, a rich source of CNTF, increased levels of vasoactive intestinal peptide ...

journal_title：Developmental biology

authors： Rao MS,Tyrrell S,Landis SC,Patterson PH

更新日期：1992-04-01 00:00:00

abstract：:Angiogenesis relies on specialized endothelial tip cells to extend toward guidance cues in order to direct growing blood vessels. Although many of the signaling pathways that control this directional endothelial sprouting are well known, the specific cellular mechanisms that mediate this process remain to be fully elu...

journal_title：Developmental biology

authors： Yang H,Fang L,Zhan R,Hegarty JM,Ren J,Hsiai TK,Gleeson JG,Miller YI,Trejo J,Chi NC

更新日期：2015-08-15 00:00:00

abstract：:Vertebrate neural tube formation involves two distinct morphogenetic events--convergent extension (CE) driven by mediolateral cell intercalation, and bending of the neural plate driven largely by cellular apical constriction. However, the cellular and molecular biomechanics of these processes are not understood. Here,...

journal_title：Developmental biology

authors： Rolo A,Skoglund P,Keller R

更新日期：2009-03-15 00:00:00

abstract：:Calcium influx is known to be prerequisite for membrane fusion of myoblasts. However, little is known about the channels that are responsible for the entry of calcium into the cells. Here we show that K(Ca) channels and stretch-activated channels are involved in the calcium influx. Upon analysis of single-channel reco...

journal_title：Developmental biology

authors： Shin KS,Park JY,Ha DB,Chung CH,Kang MS

更新日期：1996-04-10 00:00:00

abstract：:We describe the identification, biochemical characterisation, and mutation of a novel mouse gene: Sp5. Sp5 encodes a protein having a C-terminal C(2)H(2) zinc finger domain closely related to that of the transcription factor Sp1. In vitro, DNA binding studies show that it binds to the GC box, a DNA motif present in th...

journal_title：Developmental biology

authors： Harrison SM,Houzelstein D,Dunwoodie SL,Beddington RS

更新日期：2000-11-15 00:00:00

abstract：:Cranial placodes are specialized ectodermal regions in the developing vertebrate head that give rise to both neural and non-neural cell types of the neuroendocrine system and the sense organs of the visual, olfactory and acoustic systems. The cranial placodes develop from a panplacodal region which is specifically mar...

journal_title：Developmental biology

authors： Posnien N,Koniszewski N,Bucher G

更新日期：2011-02-01 00:00:00

abstract：:The outgrowth of motor axons to the developing pectoral fin of the Japanese medaka fish (Oryzias latipes) was investigated both in wildtype embryos and in the pectoral finless (pl) mutants in which adults are missing pectoral fins. Late in embryogenesis the pectoral fin is a simple limb which contains two antagonist m...

journal_title：Developmental biology

authors： Okamoto H,Kuwada JY

更新日期：1991-07-01 00:00:00

abstract：:The morphogenetic processes responsible for the initial phase of gastrulation in sea urchin embryos are not known. Here we report observations of the size and position of clones of cells derived from horseradish peroxidase (HRP)-injected mesomeres and macromeres. The displacement of these clones during the initial pha...

journal_title：Developmental biology

authors： Burke RD,Myers RL,Sexton TL,Jackson C

更新日期：1991-08-01 00:00:00

abstract：:Proliferating intestinal stem cells (ISCs) generate all cell types of the Drosophila midgut, including enterocytes, endocrine cells, and gland cells (e.g., copper cells), throughout the lifetime of the animal. Among the signaling mechanisms controlling the balance between ISC self-renewal and the production of differe...

journal_title：Developmental biology

authors： Takashima S,Aghajanian P,Younossi-Hartenstein A,Hartenstein V

更新日期：2016-08-15 00:00:00

abstract：:The axonal functions that act in the formation of the neuronal network have been shown to occur in close interdependence with the tissue that surrounds the growing axons. However, little is known about the molecular building blocks underlying axonal functions, although more than 400 axonal proteins have been identifie...

journal_title：Developmental biology

authors： Sonderegger P,Lemkin PF,Lipkin LE,Nelson PG

更新日期：1986-11-01 00:00:00

abstract：:Wnt-4, a member of the Wnt family of secreted signaling molecules, is essential for nephrogenesis, but its expression in the presumptive medulla suggests additional developmental roles in kidney organogenesis. We demonstrate here that Wnt-4 signaling plays also a role in the determination of the fate of smooth muscle ...

journal_title：Developmental biology

authors： Itäranta P,Chi L,Seppänen T,Niku M,Tuukkanen J,Peltoketo H,Vainio S

更新日期：2006-05-15 00:00:00

abstract：:The transforming growth factor-beta (TGF-beta) superfamily contains a variety of growth factors which all share common sequence elements and structural motifs. These proteins are known to exert a wide spectrum of biological responses on a large variety of cell types in both vertebrates and invertebrates. Many of them ...

journal_title：Developmental biology

authors： Balemans W,Van Hul W

更新日期：2002-10-15 00:00:00

abstract：:Bone morphogenetic protein (BMP) signalling is key to many developmental processes, including early regionalisation of the ectoderm. The neural crest is induced here by a combination of BMP and Wnt signals from nearby tissues with many secreted factors contributing to its initial specification at the neural plate bord...

journal_title：Developmental biology

authors： Pegge J,Tatsinkam AJ,Rider CC,Bell E

更新日期：2020-04-15 00:00:00

abstract：:The large ampullate glands of the orb-web spider, Nephila clavipes provide massive amounts of fibroin throughout the lifetime of the adult female. We have developed methods to culture the glands and manipulate their biosynthetic activity. This has allowed us to monitor a series of molecular events that precede silk pr...

journal_title：Developmental biology

authors： Candelas GC,Arroyo G,Carrasco C,Dompenciel R

更新日期：1990-07-01 00:00:00

abstract：:The colonial tunicate Botrylloides leachi can regenerate functional adults from minute vasculature fragments, in a poorly understood phenomenon termed Whole Body Regeneration (WBR). Using Piwi expression (Bl-Piwi), blood cell labeling and electron microscopy, we show that WBR develops through activation, mobilization ...

journal_title：Developmental biology

authors： Rinkevich Y,Rosner A,Rabinowitz C,Lapidot Z,Moiseeva E,Rinkevich B

更新日期：2010-09-01 00:00:00

abstract：:Mammalian eggs remain arrested at metaphase of the second meiotic division (metII) for an indeterminate time before fertilization. During this period, which can last several hours, the continued attachment of sister chromatids is thought to be achieved by inhibition of the protease separase. Separase is known to be in...

journal_title：Developmental biology

authors： Nabti I,Reis A,Levasseur M,Stemmann O,Jones KT

更新日期：2008-09-15 00:00:00