Attenuation of rabies virulence: takeover by the cytoplasmic domain of its envelope protein.

abstract：:Ewing's sarcoma (ES) is a rare and highly malignant cancer that grows in the bones or surrounding tissues mostly affecting adolescents and young adults. A chimeric fusion between the RNA binding protein EWS and the ETS family transcription factor FLI1 (EWS-FLI1), which is generated from a chromosomal translocation, is...

journal_title：Science signaling

authors： Zöllner SK,Selvanathan SP,Graham GT,Commins RMT,Hong SH,Moseley E,Parks S,Haladyna JN,Erkizan HV,Dirksen U,Hogarty MD,Üren A,Toretsky JA

更新日期：2017-10-03 00:00:00

abstract：:Precise regulation of nuclear factor κB (NF-κB) signaling is crucial for normal immune responses, and defective NF-κB activity underlies a range of immunodeficiencies. NF-κB is activated through two signaling cascades: the classical and noncanonical pathways. The classical pathway requires inhibitor of κB kinase β (IK...

journal_title：Science signaling

authors： Gray CM,Remouchamps C,McCorkell KA,Solt LA,Dejardin E,Orange JS,May MJ

更新日期：2014-02-04 00:00:00

abstract：:Group 3 innate lymphoid cells (ILC3s) are composed of subsets that are either positive or negative for the natural cytotoxicity receptor (NCR) NKp46 (encoded by Ncr1). ILC3s are located at mucosal sites, such as in the intestine and lung, where they are exposed to billions of commensal microbes and potentially harmful...

journal_title：Science signaling

authors： Viant C,Rankin LC,Girard-Madoux MJ,Seillet C,Shi W,Smyth MJ,Bartholin L,Walzer T,Huntington ND,Vivier E,Belz GT

更新日期：2016-05-03 00:00:00

abstract：:The deubiquitylating enzyme OTUB1 is present in all tissues and targets many substrates, in both the cytosol and nucleus. We found that casein kinase 2 (CK2) phosphorylated OTUB1 at Ser(16) to promote its nuclear accumulation in cells. Pharmacological inhibition or genetic ablation of CK2 blocked the phosphorylation o...

journal_title：Science signaling

authors： Herhaus L,Perez-Oliva AB,Cozza G,Gourlay R,Weidlich S,Campbell DG,Pinna LA,Sapkota GP

更新日期：2015-04-14 00:00:00

abstract：:Deoxyhypusine synthase (DHPS) uses the polyamine spermidine to catalyze the hypusine modification of the mRNA translation factor eIF5A and promotes oncogenesis through poorly defined mechanisms. Because germline deletion of Dhps is embryonically lethal, its role in normal postnatal cellular function in vivo remains un...

journal_title：Science signaling

authors： Levasseur EM,Yamada K,Piñeros AR,Wu W,Syed F,Orr KS,Anderson-Baucum E,Mastracci TL,Maier B,Mosley AL,Liu Y,Bernal-Mizrachi E,Alonso LC,Scott D,Garcia-Ocaña A,Tersey SA,Mirmira RG

更新日期：2019-12-03 00:00:00

abstract：:The fluorescent properties of the amino acid tryptophan make it a useful tool for fluorometric assays. Because tryptophan fluorescence is remarkably sensitive to the polarity of the environment, it can be used to determine the affinity of tryptophan-containing peptides for phospholipid vesicles of varying compositions...

journal_title：Science signaling

authors： Kraft CA,Garrido JL,Leiva-Vega L,Romero G

更新日期：2009-12-01 00:00:00

abstract：:A challenge for biomedical research is the development of pharmaceuticals that appropriately target disease mechanisms. Natural products can be a rich source of bioactive chemicals for medicinal applications but can act through unknown mechanisms and can be difficult to produce or obtain. To address these challenges, ...

journal_title：Science signaling

authors： Potts MB,Kim HS,Fisher KW,Hu Y,Carrasco YP,Bulut GB,Ou YH,Herrera-Herrera ML,Cubillos F,Mendiratta S,Xiao G,Hofree M,Ideker T,Xie Y,Huang LJ,Lewis RE,MacMillan JB,White MA

更新日期：2013-10-15 00:00:00

abstract：:The differentiation of fibroblasts into a transient population of highly activated, extracellular matrix (ECM)-producing myofibroblasts at sites of tissue injury is critical for normal tissue repair. Excessive myofibroblast accumulation and persistence, often as a result of a failure to undergo apoptosis when tissue r...

journal_title：Science signaling

authors： Selvarajah B,Azuelos I,Platé M,Guillotin D,Forty EJ,Contento G,Woodcock HV,Redding M,Taylor A,Brunori G,Durrenberger PF,Ronzoni R,Blanchard AD,Mercer PF,Anastasiou D,Chambers RC

更新日期：2019-05-21 00:00:00

abstract：:The LKB1 serine-threonine kinase is a tumor suppressor that is inactivated in a large number of sporadic human lung non-small cell carcinomas (NSCLCs) and cervical cancers. Genetic deletion of LKB1 in various mouse tissues results in tumorigenesis, and loss of LKB1 increases metastasis in a mouse model of NSCLC. LKB1 ...

journal_title：Science signaling

authors： Shaw RJ

更新日期：2009-09-01 00:00:00

abstract：:In this issue of Science Signaling, Lu et al reveal a role for Parkin-mediated mitophagy in beige-to-white adipocyte transition. In the absence of Parkin, mitochondria in thermogenic beige adipocytes are preserved even after the elimination of cold mimetic stimuli-in contrast to their typical elimination during the wh...

journal_title：Science signaling

authors： Sarraf SA,Youle RJ

更新日期：2018-04-24 00:00:00

abstract：:Huntington's disease (HD) is a neurodegenerative disease caused by an expansion in the huntingtin protein (also called Htt) that induces neuronal cell death with age. We found that the treatment of 12-month-old symptomatic heterozygous and homozygous zQ175 huntingtin knockin mice for 12 weeks with CTEP, a negative all...

journal_title：Science signaling

authors： Abd-Elrahman KS,Hamilton A,Hutchinson SR,Liu F,Russell RC,Ferguson SSG

更新日期：2017-12-19 00:00:00

abstract：:Manipulating ligand interactions with the activating receptor NKG2D modulates natural killer cell responses. ...

journal_title：Science signaling

authors： Foley JF

更新日期：2017-05-30 00:00:00

abstract：:Vascular endothelial growth factors (VEGFs) regulate blood and lymphatic vessel development through VEGF receptors (VEGFRs). The VEGFR immunoglobulin homology domain 2 (D2) is critical for ligand binding, and D3 provides additional interaction sites. VEGF-B and placenta growth factor (PlGF) bind to VEGFR-1 with high a...

journal_title：Science signaling

authors： Anisimov A,Leppänen VM,Tvorogov D,Zarkada G,Jeltsch M,Holopainen T,Kaijalainen S,Alitalo K

更新日期：2013-07-02 00:00:00

abstract：:Antigen-mediated stimulation of the T cell receptor (TCR) triggers activation of nuclear factor κB (NF-κB), a key transcriptional regulator of T cell proliferation and effector cell differentiation. TCR signaling to NF-κB requires both the Carma1-Bcl10-Malt1 (CBM) complex and the inhibitor of κB (IκB) kinase (IKK) com...

journal_title：Science signaling

authors： Paul S,Traver MK,Kashyap AK,Washington MA,Latoche JR,Schaefer BC

更新日期：2014-05-13 00:00:00

abstract：:Nominations for this year's signaling breakthroughs spanned physiology, therapeutics and drug development, neuroscience, and plant signaling. Among the most exciting advances in mammalian biology were therapeutic applications of research that are overturning the conventional boundaries of signaling pathways,unexpected...

journal_title：Science signaling

authors： Adler EM

更新日期：2010-01-05 00:00:00

abstract：:The scattering of cultured epithelial cells in response to hepatocyte growth factor (HGF) is a model system that recapitulates key features of metastatic cell behavior in vitro, including disruption of cell-cell adhesions and induction of cell migration. We have developed image analysis tools that do not require fluor...

journal_title：Science signaling

authors： Loerke D,le Duc Q,Blonk I,Kerstens A,Spanjaard E,Machacek M,Danuser G,de Rooij J

更新日期：2012-07-03 00:00:00

abstract：:The activity of the transcription factor hypoxia-inducible factor 1alpha (HIF-1alpha) is increased in response to reduced intracellular oxygen. Enzymes of the protein ubiquitin machinery that signal the destruction or stabilization of HIF-1alpha tightly control this transcriptional response. Here, we show that muscle ...

journal_title：Science signaling

authors： Wong W,Goehring AS,Kapiloff MS,Langeberg LK,Scott JD

更新日期：2008-12-23 00:00:00

abstract：:Slit proteins act as repulsive axon guidance cues by activating receptors of the Roundabout (Robo) family. During early neurogenesis in Drosophila melanogaster, Slit prevents the growth cones of longitudinal tract neurons from inappropriately crossing the midline, thus restricting these cells to trajectories parallel ...

journal_title：Science signaling

authors： Manavalan MA,Jayasinghe VR,Grewal R,Bhat KM

更新日期：2017-06-20 00:00:00

abstract：:Chimeric antigen receptors (CARs) link an antigen recognition domain to intracellular signaling domains to redirect T cell specificity and function. T cells expressing CARs with CD28/CD3ζ or 4-1BB/CD3ζ signaling domains are effective at treating refractory B cell malignancies but exhibit differences in effector functi...

journal_title：Science signaling

authors： Salter AI,Ivey RG,Kennedy JJ,Voillet V,Rajan A,Alderman EJ,Voytovich UJ,Lin C,Sommermeyer D,Liu L,Whiteaker JR,Gottardo R,Paulovich AG,Riddell SR

更新日期：2018-08-21 00:00:00

abstract：:The diacylglycerol kinases (DGKs) attenuate diacylglycerol (DAG)-mediated signals by catalyzing the conversion of DAG to phosphatidic acid. In T lymphocytes, the antigen-stimulated generation of DAG links signal strength to the intensity and duration of signaling by the Ras-extracellular signal-regulated kinase (ERK) ...

journal_title：Science signaling

authors： Mérida I,Andrada E,Gharbi SI,Ávila-Flores A

更新日期：2015-04-28 00:00:00

abstract：:In a mouse model of Parkinson's disease, new evidence shows that l-DOPA, which is used to treat the symptoms of the disease but also causes dyskinesia, results in a persistent activation of the protein kinase mTOR (mammalian target of rapamycin) in a subset of striatal medium spiny neurons. Moreover, blockade of a spe...

journal_title：Science signaling

authors： Klann E

更新日期：2009-07-21 00:00:00

abstract：:MicroRNAs (miRNAs), key posttranscriptional regulators of many biological processes, have been implicated in many diseases, including cancer. In a recent paper, Avraham and colleagues take a systems biology approach to determine whether and how miRNAs are involved in the regulation of oncogenic signaling networks down...

journal_title：Science signaling

authors： Herschkowitz JI,Fu X

更新日期：2011-07-26 00:00:00

abstract：:Exosomes are paracrine regulators of the tumor microenvironment and contain complex cargo. We previously reported that exosomes released from acute myeloid leukemia (AML) cells can suppress residual hematopoietic stem and progenitor cell (HSPC) function indirectly through stromal reprogramming of niche retention facto...

journal_title：Science signaling

authors： Hornick NI,Doron B,Abdelhamed S,Huan J,Harrington CA,Shen R,Cambronne XA,Chakkaramakkil Verghese S,Kurre P

更新日期：2016-09-06 00:00:00

abstract：:Precise control of the activity and abundance of ubiquitin-conjugating enzymes (E2s) ensures fidelity in ubiquitin chain synthesis. In this issue of Science Signaling, Liess et al. demonstrate that the human anaphase-promoting complex (APC/C)-associated E2 UBE2S adopts an autoinhibited dimeric state that increases the...

journal_title：Science signaling

authors： Bremm A

更新日期：2020-10-20 00:00:00

abstract：:A major endpoint of the canonical Wnt signaling pathway is a change in the transcription of target genes. The transcription factors lymphoid enhancer factor (LEF) and T cell factor (TCF) serve as the main gatekeepers of these changes by selecting genes to be targeted by the transcriptional coregulator beta-catenin and...

journal_title：Science signaling

authors： Hoverter NP,Waterman ML

更新日期：2008-09-30 00:00:00

abstract：:Regulatory T (T(reg)) cells are a unique CD4(+) T cell lineage that plays a crucial role in the maintenance of immunological tolerance. The Forkhead box transcription factor Foxp3 is critically involved in T(reg) cell development and responsible for determining the suppressive function of these cells. The majority of ...

journal_title：Science signaling

authors： Toker A,Huehn J

更新日期：2011-02-01 00:00:00

abstract：:Skeletal muscle mass is regulated by activity, metabolism, and the availability of nutrients. During muscle atrophy, MNK2 expression increases. We found that MNK2 (mitogen-activated protein kinase-interacting kinase 2), but not MNK1, inhibited proteins involved in promoting protein synthesis, including eukaryotic tran...

journal_title：Science signaling

authors： Hu SI,Katz M,Chin S,Qi X,Cruz J,Ibebunjo C,Zhao S,Chen A,Glass DJ

更新日期：2012-02-14 00:00:00

abstract：:The reciprocal regulation of phosphoprotein phosphatases (PPPs) by protein kinases is essential to cell cycle progression and control, particularly during mitosis for which the role of kinases has been extensively studied. PPPs perform much of the serine/threonine dephosphorylation in eukaryotic cells and achieve subs...

journal_title：Science signaling

authors： Nasa I,Cressey LE,Kruse T,Hertz EPT,Gui J,Graves LM,Nilsson J,Kettenbach AN

更新日期：2020-09-08 00:00:00

abstract：:The activation of T cells requires the guanine nucleotide exchange factor VAV1. Using mice in which a tag for affinity purification was attached to endogenous VAV1 molecules, we analyzed by quantitative mass spectrometry the signaling complex that assembles around activated VAV1. Fifty VAV1-binding partners were ident...

journal_title：Science signaling

authors： Gaud G,Roncagalli R,Chaoui K,Bernard I,Familiades J,Colacios C,Kassem S,Monsarrat B,Burlet-Schiltz O,de Peredo AG,Malissen B,Saoudi A

更新日期：2018-07-10 00:00:00

abstract：:Understanding the complex dynamics of growth factor signaling requires both mechanistic and kinetic information. Although signaling dynamics have been studied for pathways downstream of receptor tyrosine kinases and G protein (heterotrimeric guanine nucleotide-binding protein)-coupled receptors, they have not been inv...

journal_title：Science signaling

authors： Vizán P,Miller DS,Gori I,Das D,Schmierer B,Hill CS

更新日期：2013-12-10 00:00:00