abstract：:Epigenetic mechanisms participate in the regulation of gene transcription in eukaryotes. Two studies in yeast have revealed an additional mechanism for controlling global gene transcription that is based on an inherited self-perpetuating change in the conformation of two different components of key transcriptional reg...

journal_title：Nature cell biology

authors： Tuite MF,Cox BS

更新日期：2009-03-01 00:00:00

abstract：:Topoisomerase II (Topo II) is required to separate intertwined sister chromatids before chromosome segregation can occur in mitosis. However, it remains to be resolved whether Topo II has any role in checkpoint control. Here we report that when phosphorylated, Ser 1524 of Topo IIalpha acts as a binding site for the BR...

journal_title：Nature cell biology

authors： Luo K,Yuan J,Chen J,Lou Z

更新日期：2009-02-01 00:00:00

abstract：:The Morphogenesis and Cell Behaviour meeting held this fall in Barcelona explored the role of forces, adhesion and oscillations in embryonic morphogenesis. It highlighted the impact of new microscopy methods and modelling approaches on the most recent advances of the field. ...

journal_title：Nature cell biology

authors： Labouesse M,Solnica-Krezel L

更新日期：2009-01-01 00:00:00

abstract：:Apoptosis is induced by caspases, which are members of the cysteine protease family. Caspases are synthesized as inactive zymogens and initiator caspases first gain activity by associating with an oligomeric complex of their adaptor proteins, such as the apoptosome. Activated initiator caspases subsequently cleave and...

journal_title：Nature cell biology

authors： Shapiro PJ,Hsu HH,Jung H,Robbins ES,Ryoo HD

更新日期：2008-12-01 00:00:00

abstract：:A surprising functional association between TRPM3, a mysterious member of the family of transient receptor potential (TRP) cation channels, and the sulphated version of pregnenolone, 'mother' of all steroid hormones, has been identified. ...

journal_title：Nature cell biology

authors： Nilius B,Voets T

更新日期：2008-12-01 00:00:00

abstract：:Lamina-associated polypeptide (LAP) 2alpha is a chromatin-associated protein that binds A-type lamins. Mutations in both LAP2alpha and A-type lamins are linked to human diseases called laminopathies, but the molecular mechanisms are poorly understood. The A-type lamin-LAP2alpha complex interacts with and regulates ret...

journal_title：Nature cell biology

authors： Naetar N,Korbei B,Kozlov S,Kerenyi MA,Dorner D,Kral R,Gotic I,Fuchs P,Cohen TV,Bittner R,Stewart CL,Foisner R

更新日期：2008-11-01 00:00:00

abstract：:Organization of chromatin by epigenetic mechanisms is essential for establishing and maintaining cellular identity in developing and adult organisms. A key question that remains unresolved about this process is how epigenetic marks are transmitted to the next cell generation during cell division. Here we provide a mod...

journal_title：Nature cell biology

authors： Hansen KH,Bracken AP,Pasini D,Dietrich N,Gehani SS,Monrad A,Rappsilber J,Lerdrup M,Helin K

更新日期：2008-11-01 00:00:00

abstract：:Proteins essential for vesicle formation by the Coat Protein I (COPI) complex are being identified, but less is known about the role of specific lipids. Brefeldin-A ADP-ribosylated substrate (BARS) functions in the fission step of COPI vesicle formation. Here, we show that BARS induces membrane curvature in cooperatio...

journal_title：Nature cell biology

authors： Yang JS,Gad H,Lee SY,Mironov A,Zhang L,Beznoussenko GV,Valente C,Turacchio G,Bonsra AN,Du G,Baldanzi G,Graziani A,Bourgoin S,Frohman MA,Luini A,Hsu VW

更新日期：2008-10-01 00:00:00

abstract：:Transforming growth factor-beta (TGF-beta) is a multifunctional cytokine that regulates embryonic development and tissue homeostasis; however, aberrations of its activity occur in cancer. TGF-beta signals through its Type II and Type I receptors (TbetaRII and TbetaRI) causing phosphorylation of Smad proteins. TGF-beta...

journal_title：Nature cell biology

authors： Sorrentino A,Thakur N,Grimsby S,Marcusson A,von Bulow V,Schuster N,Zhang S,Heldin CH,Landström M

更新日期：2008-10-01 00:00:00

abstract：:Individual neurons form specific elaborate dendritic structures that receive presynaptic information. The pattern of dendritic branching is regulated by the microtubule-associated motor protein dynein, which is responsible for the transport of essential endosomes and other organelles into the dendrites. ...

journal_title：Nature cell biology

authors： Tear G

更新日期：2008-10-01 00:00:00

abstract：:The self-perpetuating amyloid isoform, or prion, of the yeast translation termination factor eRF3 modulates programmed translational frameshifting that controls a regulatory circuit determining the polyamine levels in a yeast cell. But it is still unclear whether this effect is adaptive or pathological. ...

journal_title：Nature cell biology

authors： Chernoff YO

更新日期：2008-09-01 00:00:00

abstract：:Mitochondrial function degenerates with ageing and in ageing-related neuromuscular degenerative diseases, causing physiological decline of the cell. Factors that can delay the degenerative process are actively sought after. Here, we show that reduced cytosolic protein synthesis is a robust cellular strategy that suppr...

journal_title：Nature cell biology

authors： Wang X,Zuo X,Kucejova B,Chen XJ

更新日期：2008-09-01 00:00:00

abstract：:The Notch1 gene has an important role in mammalian cell-fate decision and tumorigenesis. Upstream control mechanisms for transcription of this gene are still poorly understood. In a chemical genetics screen for small molecule activators of Notch signalling, we identified epidermal growth factor receptor (EGFR) as a ke...

journal_title：Nature cell biology

authors： Kolev V,Mandinova A,Guinea-Viniegra J,Hu B,Lefort K,Lambertini C,Neel V,Dummer R,Wagner EF,Dotto GP

更新日期：2008-08-01 00:00:00

abstract：:The actin cytoskeleton has been implicated in restricting diffusion of plasma membrane components. Here, simultaneous observations of quantum dot-labelled FcepsilonRI motion and GFP-tagged actin dynamics provide direct evidence that actin filament bundles define micron-sized domains that confine mobile receptors. Dyna...

journal_title：Nature cell biology

authors： Andrews NL,Lidke KA,Pfeiffer JR,Burns AR,Wilson BS,Oliver JM,Lidke DS

更新日期：2008-08-01 00:00:00

abstract：:Lamellipodia/ruffles and filopodia are protruding organelles containing short and highly branched or long and unbranched actin filaments, respectively. The microscopic morphology, dynamic development and protein signature of both lamellipodia/ruffles and filopodia have been investigated; however, little is known about...

journal_title：Nature cell biology

authors： Beli P,Mascheroni D,Xu D,Innocenti M

更新日期：2008-07-01 00:00:00

abstract：:Chromosome loss or gain is associated with a large number of solid cancers, providing genomic plasticity and thus adaptability to cancer cells. Numerical centrosome abnormalities arising from centrosome over-duplication or failed cytokinesis are a recognized cause of aneuploidy. In higher eukaryotic cells, the centros...

journal_title：Nature cell biology

authors： Cuomo ME,Knebel A,Morrice N,Paterson H,Cohen P,Mittnacht S

更新日期：2008-06-01 00:00:00

abstract：:It is now well established that stromal interaction molecule 1 (STIM1) is the calcium sensor of endoplasmic reticulum stores required to activate store-operated calcium entry (SOC) channels at the surface of non-excitable cells. However, little is known about STIM1 in excitable cells, such as striated muscle, where th...

journal_title：Nature cell biology

authors： Stiber J,Hawkins A,Zhang ZS,Wang S,Burch J,Graham V,Ward CC,Seth M,Finch E,Malouf N,Williams RS,Eu JP,Rosenberg P

更新日期：2008-06-01 00:00:00

abstract：:Store-operated Ca(2+) channels (SOCs) are activated in response to Ca(2+) release from the endoplasmic reticulum (ER). The stromal interaction molecule 1 (STIM1) is the ER sensor that transmits the stored Ca(2+) content to the pore-forming SOCs Orai and TRPC channels. Recent studies reveal high levels of Orai1 and STI...

journal_title：Nature cell biology

authors： Shin DM,Muallem S

更新日期：2008-06-01 00:00:00

abstract：:Tie2 belongs to the receptor tyrosine kinase family and functions as a receptor for Angiopoietin-1 (Ang1). Gene-targeting analyses of either Ang1 or Tie2 in mice reveal a critical role of Ang1-Tie2 signalling in developmental vascular formation. It remains elusive how the Tie2 signalling pathway plays distinct roles i...

journal_title：Nature cell biology

authors： Fukuhara S,Sako K,Minami T,Noda K,Kim HZ,Kodama T,Shibuya M,Takakura N,Koh GY,Mochizuki N

更新日期：2008-05-01 00:00:00

abstract：:Cancer cells use aerobic glycolysis preferentially for energy provision and this metabolic change is important for tumour growth. Here, we have found a link between the tumour suppressor p53, the transcription factor NF-kappaB and glycolysis. In p53-deficient primary cultured cells, kinase activities of IKKalpha and I...

journal_title：Nature cell biology

authors： Kawauchi K,Araki K,Tobiume K,Tanaka N

更新日期：2008-05-01 00:00:00

abstract：:Understanding the factors that direct tissue organization during development is one of the most fundamental goals in developmental biology. Various hypotheses explain cell sorting and tissue organization on the basis of the adhesive and mechanical properties of the constituent cells. However, validating these hypothes...

journal_title：Nature cell biology

authors： Krieg M,Arboleda-Estudillo Y,Puech PH,Käfer J,Graner F,Müller DJ,Heisenberg CP

更新日期：2008-04-01 00:00:00

abstract：:ES-cell-based cardiovascular repair requires an in-depth understanding of the molecular mechanisms underlying the differentiation of cardiovascular ES cells. A candidate cardiovascular-fate inducer is the bHLH transcription factor MesP1. As one of the earliest markers, it is expressed specifically in almost all cardio...

journal_title：Nature cell biology

authors： David R,Brenner C,Stieber J,Schwarz F,Brunner S,Vollmer M,Mentele E,Müller-Höcker J,Kitajima S,Lickert H,Rupp R,Franz WM

更新日期：2008-03-01 00:00:00

abstract：:The serine/threonine protein kinase Akt is involved in a variety of cellular processes including cell proliferation, survival, metabolism and gene expression. It is essential in vascular endothelial growth factor (VEGF)-mediated angiogenesis; however, it is not known how Akt regulates the migration of endothelial cell...

journal_title：Nature cell biology

authors： Kitamura T,Asai N,Enomoto A,Maeda K,Kato T,Ishida M,Jiang P,Watanabe T,Usukura J,Kondo T,Costantini F,Murohara T,Takahashi M

更新日期：2008-03-01 00:00:00

abstract：:In three-dimensional matrices cancer cells move with a rounded, amoeboid morphology that is controlled by ROCK-dependent contraction of acto-myosin. In this study, we show that PDK1 is required for phosphorylation of myosin light chain and cell motility, both on deformable gels and in vivo. Depletion of PDK1 alters th...

journal_title：Nature cell biology

authors： Pinner S,Sahai E

更新日期：2008-02-01 00:00:00

abstract：:Mammalian telomeres consist of non-coding TTAGGG repeats that are bound by the multi-protein complex 'shelterin', thus protecting chromosome ends from DNA repair mechanisms and degradation. Mammalian telomeric chromatin is enriched for the constitutive heterochromatin marks H3K9me3, H4K20me3 and HP1 (refs 2, 3, 4, 5, ...

journal_title：Nature cell biology

authors： Schoeftner S,Blasco MA

更新日期：2008-02-01 00:00:00

abstract：:The remarkable stability of gene expression in somatic cells is exemplified by the way memory of an active gene state is retained when an endoderm cell nucleus is transplanted to an enucleated egg. Here we analyse the mechanism of a similar example of epigenetic memory. We find that memory can persist through 24 cell ...

journal_title：Nature cell biology

authors： Ng RK,Gurdon JB

更新日期：2008-01-01 00:00:00

abstract：:During mammalian development, neuroepithelial cells function as mitotic progenitors, which self-renew and generate neurons. Although spindle orientation is important for such polarized cells to undergo symmetric or asymmetric divisions, its role in mammalian neurogenesis remains unclear. Here we show that control of s...

journal_title：Nature cell biology

authors： Konno D,Shioi G,Shitamukai A,Mori A,Kiyonari H,Miyata T,Matsuzaki F

更新日期：2008-01-01 00:00:00

abstract：:Changes in phosphorylation of the carboxy-terminal domain (CTD) of RNA polymerase II (RNAP) are associated with transcription initiation, elongation and termination. Sites of active transcription are generally characterized by hyperphosphorylated RNAP, particularly at Ser 2 residues, whereas inactive or poised genes m...

journal_title：Nature cell biology

authors： Stock JK,Giadrossi S,Casanova M,Brookes E,Vidal M,Koseki H,Brockdorff N,Fisher AG,Pombo A

更新日期：2007-12-01 00:00:00

abstract：:Cell division is fundamental for all organisms. Here we report a genome-scale RNA-mediated interference screen in HeLa cells designed to identify human genes that are important for cell division. We have used a library of endoribonuclease-prepared short interfering RNAs for gene silencing and have used DNA content ana...

journal_title：Nature cell biology

authors： Kittler R,Pelletier L,Heninger AK,Slabicki M,Theis M,Miroslaw L,Poser I,Lawo S,Grabner H,Kozak K,Wagner J,Surendranath V,Richter C,Bowen W,Jackson AL,Habermann B,Hyman AA,Buchholz F

更新日期：2007-12-01 00:00:00

abstract：:The tumour-suppressor gene ATM, mutations in which cause the human genetic disease ataxia telangiectasia (A-T), encodes a key protein kinase that controls the cellular response to DNA double-strand breaks (DSBs). DNA DSBs caused by ionizing radiation or chemicals result in rapid ATM autophosphorylation, leading to che...

journal_title：Nature cell biology

authors： You Z,Bailis JM,Johnson SA,Dilworth SM,Hunter T

更新日期：2007-11-01 00:00:00

abstract：:Autophagy is an evolutionarily conserved 'self-eating' process. Although the genes essential for autophagy (named Atg) have been identified in yeast, the molecular mechanism of how Atg proteins control autophagosome formation in mammalian cells remains to be elucidated. Here, we demonstrate that Bif-1 (also known as E...

journal_title：Nature cell biology

authors： Takahashi Y,Coppola D,Matsushita N,Cualing HD,Sun M,Sato Y,Liang C,Jung JU,Cheng JQ,Mulé JJ,Pledger WJ,Wang HG

更新日期：2007-10-01 00:00:00

abstract：:The mitochondrial inner membrane is the central energy-converting membrane of eukaryotic cells. The electrochemical proton gradient generated by the respiratory chain drives the ATP synthase. To maintain this proton-motive force, the inner membrane forms a tight barrier and strictly controls the translocation of ions....

journal_title：Nature cell biology

authors： van der Laan M,Meinecke M,Dudek J,Hutu DP,Lind M,Perschil I,Guiard B,Wagner R,Pfanner N,Rehling P

更新日期：2007-10-01 00:00:00

abstract：:Treatment of cultured vertebrate neurons with nitric oxide leads to growth-cone collapse, axon retraction and the reconfiguration of axonal microtubules. We show that the light chain of microtubule-associated protein (MAP) 1B is a substrate for S-nitrosylation in vivo, in cultured cells and in vitro. S-nitrosylation o...

journal_title：Nature cell biology

authors： Stroissnigg H,Trancíková A,Descovich L,Fuhrmann J,Kutschera W,Kostan J,Meixner A,Nothias F,Propst F

更新日期：2007-09-01 00:00:00

abstract：:During development, stem and progenitor cells gradually commit to differentiation pathways. Cell fate decisions are regulated by differentiation factors, which activate transcription programmes that specify lineage and differentiation status. Among these factors, the transforming growth factor (TGF)-beta family is imp...

journal_title：Nature cell biology

authors： Derynck R,Akhurst RJ

更新日期：2007-09-01 00:00:00

abstract：:Nucleocytoplasmic transport occurs through nuclear pore complexes (NPCs) embedded in the nuclear envelope. Here, we discovered an unexpected role for yeast dynein light chain (Dyn2) in the NPC. Dyn2 is a previously undescribed nucleoporin that functions as molecular glue to dimerize and stabilize the Nup82-Nsp1-Nup159...

journal_title：Nature cell biology

authors： Stelter P,Kunze R,Flemming D,Höpfner D,Diepholz M,Philippsen P,Böttcher B,Hurt E

更新日期：2007-07-01 00:00:00

abstract：:BACE1 activity is significantly increased in the brains of Alzheimer's disease patients, potentially contributing to neurodegeneration. The voltage-gated sodium channel (Na(v)1) beta2-subunit (beta2), a type I membrane protein that covalently binds to Na(v)1 alpha-subunits, is a substrate for BACE1 and gamma-secretase...

journal_title：Nature cell biology

authors： Kim DY,Carey BW,Wang H,Ingano LA,Binshtok AM,Wertz MH,Pettingell WH,He P,Lee VM,Woolf CJ,Kovacs DM

更新日期：2007-07-01 00:00:00

abstract：:Junior researchers are encouraged to gain experience abroad, and for senior scientists, sabbaticals remain popular. France has taken the next step in fostering international exchange, by supporting long-term collaborations with foreign laboratories and by creating research units abroad. ...

journal_title：Nature cell biology

authors：

更新日期：2007-06-01 00:00:00

abstract：:When replication forks collapse, Rad3 phosphorylates the checkpoint-clamp protein Rad9 in a manner that depends on Thr 225, a residue within the PCNA-like domain. The physiological function of Thr 225-dependent Rad9 phosphorylation, however, remains elusive. Here, we show that Thr 225-dependent Rad9 phosphorylation by...

journal_title：Nature cell biology

authors： Kai M,Furuya K,Paderi F,Carr AM,Wang TS

更新日期：2007-06-01 00:00:00

abstract：:FoxG1 is an evolutionarily conserved, winged-helix transcriptional repressor that maintains progenitor cells in the vertebrate forebrain. How the activity of FoxG1 is regulated is not known. Here, we report that in the developing Xenopus and mouse forebrain, FoxG1 is nuclear in progenitor cells but cytoplasmic in diff...

journal_title：Nature cell biology

authors： Regad T,Roth M,Bredenkamp N,Illing N,Papalopulu N

更新日期：2007-05-01 00:00:00

abstract：:The mechanisms that control cell growth during the cell cycle are poorly understood. In budding yeast, cyclin dependent kinase 1 (Cdk1) triggers polarization of the actin cytoskeleton and bud emergence in late G1 through activation of the Cdc42 GTPase. However, Cdk1 is not thought to be required for subsequent growth ...

journal_title：Nature cell biology

authors： McCusker D,Denison C,Anderson S,Egelhofer TA,Yates JR 3rd,Gygi SP,Kellogg DR

更新日期：2007-05-01 00:00:00