Primary mesenchyme cell migration requires a chondroitin sulfate/dermatan sulfate proteoglycan.

abstract：:The role of angiotensin II (Ang II) in the early embryonic development of the heart has not been examined. We have used RT-PCR to identify mRNA for angiotensinogen, angiotensin-converting enzyme, and the Ang II AT1 and AT2 receptors in embryonic day 10.25 Sprague-Dawley rats, and have used confocal microscopy to local...

journal_title：Developmental biology

authors： Price RL,Carver W,Simpson DG,Fu L,Zhao J,Borg TK,Terracio L

更新日期：1997-12-15 00:00:00

abstract：:External genital development begins with formation of paired genital swellings, which develop into the genital tubercle. Proximodistal outgrowth and axial patterning of the genital tubercle are coordinated to give rise to the penis or clitoris. The genital tubercle consists of lateral plate mesoderm, surface ectoderm,...

journal_title：Developmental biology

authors： Perriton CL,Powles N,Chiang C,Maconochie MK,Cohn MJ

更新日期：2002-07-01 00:00:00

abstract：:In neural plate stage Xenopus embryos, XlHbox 8 expression marks anterior endodermal cells fated to develop into pancreas/duodenum, and expression continues in adult pancreas in exocrine duct, acinar, and islet cells. Here, XlHbox 8 is used as a marker in experiments addressing the mechanisms of early endodermal patte...

journal_title：Developmental biology

authors： Gamer LW,Wright CV

更新日期：1995-09-01 00:00:00

abstract：:Dorsoventral specification of the zebrafish gastrula is governed by the functions of the dorsal shield, a region of the embryo functionally analogous to the amphibian Spemann organizer. We report that the bozozok locus encodes the transcription factor nieuwkoid/dharma, a homeobox gene with non-cell-autonomous organize...

journal_title：Developmental biology

authors： Koos DS,Ho RK

更新日期：1999-11-15 00:00:00

abstract：:During development, cells craft an impressive array of actin-based structures, mediating events as diverse as cytokinesis, apical constriction, and cell migration. One challenge is to determine how cells regulate actin assembly and disassembly to carry out these cell behaviors. During Drosophila oogenesis diverse cell...

journal_title：Developmental biology

authors： Gates J,Nowotarski SH,Yin H,Mahaffey JP,Bridges T,Herrera C,Homem CC,Janody F,Montell DJ,Peifer M

更新日期：2009-09-01 00:00:00

abstract：:Epithelial sheet movement is an essential morphogenetic process during mouse embryonic eyelid closure in which Mitogen-Activated Protein 3 Kinase 1 (MAP3K1) and c-Jun play a critical role. Here we show that MAP3K1 associates with the cytoskeleton, activates Jun N-terminal kinase (JNK) and actin polymerization, and pro...

journal_title：Developmental biology

authors： Meng Q,Mongan M,Wang J,Tang X,Zhang J,Kao W,Xia Y

更新日期：2014-11-01 00:00:00

abstract：:The formation of the spinal cord during early embryonic development in vertebrate embryos is a continuous process that begins at gastrulation and continues through to the completion of somitogenesis. Despite the conserved usage of patterning mechanisms and gene regulatory networks that act to generate specific spinal ...

journal_title：Developmental biology

authors： Steventon B,Martinez Arias A

更新日期：2017-12-01 00:00:00

abstract：:Clotting is critical in limiting hemolymph loss and initiating wound healing in insects as in vertebrates. It is also an important immune defense, quickly forming a secondary barrier to infection, immobilizing bacteria and thereby promoting their killing. However, hemolymph clotting is one of the least understood immu...

journal_title：Developmental biology

authors： Scherfer C,Qazi MR,Takahashi K,Ueda R,Dushay MS,Theopold U,Lemaitre B

更新日期：2006-07-01 00:00:00

abstract：:We cloned Xenopus Strabismus (Xstbm), a homologue of the Drosophila planar cell or tissue polarity gene. Xstbm encodes four transmembrane domains in its N-terminal half and a PDZ-binding motif in its C-terminal region, a structure similar to Drosophila and mouse homologues. Xstbm is expressed strongly in the deep cell...

journal_title：Developmental biology

authors： Goto T,Keller R

更新日期：2002-07-01 00:00:00

abstract：:We have cloned a partial cDNA of chicken glial cell line-derived neurotrophic factor (GDNF) and systematically examined its expression pattern as well as that of GDNF-binding components (GDNF family receptor alpha-1 and 2: GFRalpha-1 and 2) and a common signal transduction receptor (c-ret protooncogene: RET) during ve...

journal_title：Developmental biology

authors： Homma S,Oppenheim RW,Yaginuma H,Kimura S

更新日期：2000-01-01 00:00:00

abstract：:The canonical, beta-catenin-dependent Wnt pathway is a crucial player in the early events of Xenopus development. Dorsal axis formation and mesoderm patterning are accepted effects of this pathway, but the regulation of expression of genes involved in mesoderm specification is not. This conclusion is based largely on ...

journal_title：Developmental biology

authors： Vonica A,Gumbiner BM

更新日期：2002-10-01 00:00:00

abstract：:Synapse elimination was examined in the developing frog cutaneous pectoris muscle using histological and electrophysiological techniques. Morphological synapse elimination occurred in two phases. The first phase, which began at the time of metamorphosis and continued until the second to third postmetamorphic week, was...

journal_title：Developmental biology

authors： Morrison-Graham K

更新日期：1983-10-01 00:00:00

abstract：:We utilized a strain of mice, derived from a radiation mutagenesis experiment and carrying an activity-attenuated allele of the X-linked enzyme glucose-6-phosphate dehydrogenase (G6PD), to analyze the development of the cell lineage leading to cerebellar Purkinje neurons. Due to random X inactivation during early embr...

journal_title：Developmental biology

authors： Baader SL,Schilling ML,Rosengarten B,Pretsch W,Teutsch HF,Oberdick J,Schilling K

更新日期：1996-03-15 00:00:00

abstract：:In this study, we present evidence that neurogenic cells inhibit the differentiation of cardiogenic cells. When cells of the entire area pellucida at stage 5 were dissociated and reaggregated, the aggregates differentiated into neural tissues and other structures of any germ layer origin, except for heart tissues, des...

journal_title：Developmental biology

authors： Climent S,Sarasa M,Villar JM,Murillo-Ferrol NL

更新日期：1995-09-01 00:00:00

abstract：:Pax3 is a transcription factor expressed in somitic mesoderm, dorsal neural tube and pre-migratory neural crest during embryonic development. We have previously identified cis-acting enhancer elements within the proximal upstream genomic region of Pax3 that are sufficient to direct functional expression of Pax3 in neu...

journal_title：Developmental biology

authors： Degenhardt KR,Milewski RC,Padmanabhan A,Miller M,Singh MK,Lang D,Engleka KA,Wu M,Li J,Zhou D,Antonucci N,Li L,Epstein JA

更新日期：2010-03-15 00:00:00

abstract：:Oligodendrocytes are produced from the same region of the ventral spinal cord that earlier generated motor neurons in bird and rodent embryos. Motor neuron and oligodendrocyte precursor cells express Olig genes, which encode basic helix-loop-helix transcription factors that play important roles in the development of b...

journal_title：Developmental biology

authors： Park HC,Mehta A,Richardson JS,Appel B

更新日期：2002-08-15 00:00:00

abstract：:Neurogenin (Ngn) 1 and Ngn2 encode basic-helix-loop-helix transcription factors expressed in the developing neocortex. Like other proneural genes, Ngns participate in the specification of neural fates and neuronal identities, but downstream effectors remain poorly defined. We set out to identify Ngn2 effectors in the ...

journal_title：Developmental biology

authors： Mattar P,Britz O,Johannes C,Nieto M,Ma L,Rebeyka A,Klenin N,Polleux F,Guillemot F,Schuurmans C

更新日期：2004-09-15 00:00:00

abstract：:There has been a resurgence of interest in comparative embryology. It is now important to be able to compare gene expression in different species at similar developmental stages. One phenomenon which may make it difficult to compare embryos in this way is heterochrony--a change in developmental timing during evolution...

journal_title：Developmental biology

authors： Richardson MK

更新日期：1995-12-01 00:00:00

abstract：:These studies examined the potential for reorganization and differentiation of dissociated 18-day fetal rat intestine. Cultures of trypsin-dissociated fetal intestine were maintained in vitro for 1 week on a three-dimensional matrix, then transplanted into syngeneic hosts. When harvested after 4 weeks, these transplan...

journal_title：Developmental biology

authors： Montgomery RK,Zinman HM,Smith BT

更新日期：1983-11-01 00:00:00

abstract：:The Foxl1 gene, which encodes a winged helix transcriptional regulator, is expressed in the mesenchymal layer of developing and mature gastrointestinal tract. Foxl1-deficient mice exhibit various defects not only in the epithelial layer of the gastrointestinal tract but also in gut-associated lymphoid tissues. In the ...

journal_title：Developmental biology

authors： Fukuda K,Yoshida H,Sato T,Furumoto TA,Mizutani-Koseki Y,Suzuki Y,Saito Y,Takemori T,Kimura M,Sato H,Taniguchi M,Nishikawa S,Nakayama T,Koseki H

更新日期：2003-03-15 00:00:00

abstract：:Gene transcription mediates many vital aspects of mammalian embryonic development. A comprehensive characterization and analysis of the dynamics of gene transcription in the embryo is therefore likely to provide significant insights into the basic mechanisms of this process. We used microarrays to map transcription in...

journal_title：Developmental biology

authors： Wagner RA,Tabibiazar R,Liao A,Quertermous T

更新日期：2005-12-15 00:00:00

abstract：:Tubes with distinct shapes and sizes are critical for the proper function of many tubular organs. Here we describe a unique phenotype caused by the loss of a novel, evolutionarily-conserved, Drosophila Smad-like protein, Expansion. In expansion mutants, unicellular and intracellular tracheal branches develop bubble-li...

journal_title：Developmental biology

authors： Iordanou E,Chandran RR,Yang Y,Essak M,Blackstone N,Jiang L

更新日期：2014-09-01 00:00:00

abstract：:We have used amphibian gastrulation as a model system to study the action of the extracellular matrix (ECM) glycoprotein tenascin on mesodermal cell migration. Tenascin function was assayed in vitro during spreading of isolated cells from the dorsal marginal zone (DMZ) and during cell migration from DMZ explants. Plas...

journal_title：Developmental biology

authors： Riou JF,Shi DL,Chiquet M,Boucaut JC

更新日期：1990-02-01 00:00:00

abstract：:PDGFB is a growth factor which is vital for the completion of normal prenatal development. In this study, we report the phenotypic analysis of placentas from mouse conceptuses that lack a functional PDGFB or PDGFRbeta gene. Placentas of both types of mutant exhibit changes in the labyrinthine layer, including dilated ...

journal_title：Developmental biology

authors： Ohlsson R,Falck P,Hellström M,Lindahl P,Boström H,Franklin G,Ahrlund-Richter L,Pollard J,Soriano P,Betsholtz C

更新日期：1999-08-01 00:00:00

abstract：:The nucleus of eukaryotic cells is organized into functionally specialized compartments that are essential for the control of gene expression, chromosome architecture and cellular differentiation. The mouse oocyte nucleus or germinal vesicle (GV) exhibits a unique chromatin configuration that is subject to dynamic mod...

journal_title：Developmental biology

authors： De La Fuente R

更新日期：2006-04-01 00:00:00

abstract：:We present a genetic map for Xenopus tropicalis, consisting of 2886 Simple Sequence Length Polymorphism (SSLP) markers. Using a bioinformatics-based strategy, we identified unique SSLPs within the X. tropicalis genome. Scaffolds from X. tropicalis genome assembly 2.0 (JGI) were scanned for Simple Sequence Repeats (SSR...

journal_title：Developmental biology

authors： Wells DE,Gutierrez L,Xu Z,Krylov V,Macha J,Blankenburg KP,Hitchens M,Bellot LJ,Spivey M,Stemple DL,Kowis A,Ye Y,Pasternak S,Owen J,Tran T,Slavikova R,Tumova L,Tlapakova T,Seifertova E,Scherer SE,Sater AK

更新日期：2011-06-01 00:00:00

abstract：:Two populations of blastomeres become positionally distinct during fourth cleavage in the mouse embryo; the inner cells become enclosed within the embryo and the outer cells form the enclosing layer. The segregation of these two cell populations is important for later development, because it represents the initial ste...

journal_title：Developmental biology

authors： Sutherland AE,Speed TP,Calarco PG

更新日期：1990-01-01 00:00:00

abstract：:Mitogen-activated protein kinases (MAPKs) are important regulators of many cellular processes. In mammalian testes, these kinases are involved in controlling cell division, differentiation, survival and death, and are therefore critical to spermatogenesis. Recent studies have also illustrated their involvement in junc...

journal_title：Developmental biology

authors： Wong CH,Cheng CY

更新日期：2005-10-01 00:00:00

abstract：:In mammals, sex is determined in the bipotential embryonic gonad by a balanced network of gene actions which when altered causes disorders of sexual development (DSD, formerly known as intersex). In the XY gonad, presumptive Sertoli cells begin to differentiate when SRY up-regulates SOX9, which in turn activates FGF9 ...

journal_title：Developmental biology

authors： Bagheri-Fam S,Sim H,Bernard P,Jayakody I,Taketo MM,Scherer G,Harley VR

更新日期：2008-02-01 00:00:00

abstract：:Thoracic sensory neurons in bullfrog tadpoles can be induced to form connections typical of brachial sensory neurons by transplanting thoracic ganglia to the branchial level at stages when some thoracic sensory neurons already have formed connections. In order to find out how many postmitotic sensory neurons survive t...

journal_title：Developmental biology

authors： Smith CL

更新日期：1990-12-01 00:00:00