Full focus on calcium.

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：:Secretory cells, such as pancreatic beta cells, face the challenge of increasing protein synthesis severalfold during acute or chronic stimulation. This poses a burden on the endoplasmic reticulum (ER), the organelle where proinsulin synthesis and folding takes place. Thus, beta cells use various adaptive mechanisms t...

journal_title：Science signaling

authors： Eizirik DL,Cnop M

更新日期：2010-02-23 00:00:00

abstract：:Mineralocorticoid receptor (MR) antagonists are effective at treating heart failure. In this issue of Science Signaling, Oakley et al. provide new insight into their cardioprotective actions and highlight the importance of the opposing relationship between the MR and the related glucocorticoid receptor (GR) in the res...

journal_title：Science signaling

authors： Chapman KE

更新日期：2019-04-16 00:00:00

abstract：:Cancer cells acquire resistance to DNA-damaging therapeutic agents, such as cisplatin, but the genetic mechanisms through which this occurs remain unclear. We show that the c-MYC oncoprotein increases cisplatin resistance by decreasing production of the c-MYC inhibitor BIN1 (bridging integrator 1). The sensitivity of ...

journal_title：Science signaling

authors： Pyndiah S,Tanida S,Ahmed KM,Cassimere EK,Choe C,Sakamuro D

更新日期：2011-03-29 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：:The mechanisms that determine localized formation of reactive oxygen species (ROS) through NADPH (reduced form of nicotinamide adenine dinucleotide phosphate) oxidase (Nox) family members in nonphagocytic cells are unknown. We show that the c-Src substrate proteins Tks4 (tyrosine kinase substrate with four SH3 domains...

journal_title：Science signaling

authors： Gianni D,Diaz B,Taulet N,Fowler B,Courtneidge SA,Bokoch GM

更新日期：2009-09-15 00:00:00

abstract：:The advent of deep-sequencing techniques has revealed that mutations in G protein-coupled receptor (GPCR) signaling pathways in cancer are more prominent than was previously appreciated. An emergent theme is that cancer-associated mutations tend to cause enhanced GPCR pathway activation to favor oncogenicity. Regulato...

journal_title：Science signaling

authors： DiGiacomo V,Maziarz M,Luebbers A,Norris JM,Laksono P,Garcia-Marcos M

更新日期：2020-02-04 00:00:00

abstract：:Although multiple steroid ligands of the glucocorticoid, mineralocorticoid, and progestin families bind to and regulate the activity of mineralocorticoid receptors (MRs), the responses to these ligands differ across species. To understand how the different domains of MRs contribute to the ligand-induced activation or ...

journal_title：Science signaling

authors： Katsu Y,Oka K,Baker ME

更新日期：2018-07-03 00:00:00

abstract：:The role of the mitochondrial Ca2+ uniporter (MCU) in physiologic cell proliferation remains to be defined. Here, we demonstrated that the MCU was required to match mitochondrial function to metabolic demands during the cell cycle. During the G1-S transition (the cycle phase with the highest mitochondrial ATP output),...

journal_title：Science signaling

authors： Koval OM,Nguyen EK,Santhana V,Fidler TP,Sebag SC,Rasmussen TP,Mittauer DJ,Strack S,Goswami PC,Abel ED,Grumbach IM

更新日期：2019-04-30 00:00:00

abstract：:Progression through mitosis depends on a large number of protein complexes that regulate the major structural and physiological changes necessary for faithful chromosome segregation. Most, if not all, of the mitotic processes are regulated by a set of mitotic protein kinases that control protein activity by phosphoryl...

journal_title：Science signaling

authors： Hegemann B,Hutchins JR,Hudecz O,Novatchkova M,Rameseder J,Sykora MM,Liu S,Mazanek M,Lénárt P,Hériché JK,Poser I,Kraut N,Hyman AA,Yaffe MB,Mechtler K,Peters JM

更新日期：2011-11-08 00:00:00

abstract：:Cellular proliferation, differentiation, and morphogenesis are shaped by multiple signaling cascades, and their dysregulation plays an integral role in cancer progression. Three cascades that contribute to oncogenic potential are those mediated by Wnt proteins and the receptor Frizzled (FZD), growth factor receptor ty...

journal_title：Science signaling

authors： Aznar N,Ear J,Dunkel Y,Sun N,Satterfield K,He F,Kalogriopoulos NA,Lopez-Sanchez I,Ghassemian M,Sahoo D,Kufareva I,Ghosh P

更新日期：2018-02-27 00:00:00

abstract：:The prevailing view has been that N-terminally truncated p53 family isoforms (ΔNp53, ΔNp63, and DNp73) predominantly counteract cell cycle arrest and apoptosis. Recent progress in the field extend these well-known functions and place these isoforms in the center of a comprehensive regulatory network controlling major ...

journal_title：Science signaling

authors： Engelmann D,Pützer BM

更新日期：2014-09-30 00:00:00

abstract：:Extracellular hyperosmolarity, or osmotic stress, generally caused by differences in salt and macromolecule concentrations across the plasma membrane, occurs in lymphoid organs and at inflammatory sites. The response of immune cells to osmotic stress is regulated by nuclear factor of activated T cells 5 (NFAT5), a tra...

journal_title：Science signaling

authors： Kino T,Takatori H,Manoli I,Wang Y,Tiulpakov A,Blackman MR,Su YA,Chrousos GP,DeCherney AH,Segars JH

更新日期：2009-02-10 00:00:00

abstract：:Microglia mediate neuroprotection and neuropathogenesis but have not been directly associated with behavior. As gatekeepers of the brain's immune system, microglia protect the brain from pathogens but also contribute to inflammation, which may negatively affect neurons. A recent study demonstrates a role for Hoxb8-exp...

journal_title：Science signaling

authors： Antony JM

更新日期：2010-11-09 00:00:00

abstract：:Signaling by the transforming growth factor-β (TGF-β) receptors I and II (TβRI/II) and the primary cilia-localized sonic hedgehog (Shh) pathway promote cell migration and, consequently, tumor metastasis. In contrast, the sphingolipid ceramide inhibits cell proliferation and tumor metastasis. We investigated whether ce...

journal_title：Science signaling

authors： Gencer S,Oleinik N,Kim J,Panneer Selvam S,De Palma R,Dany M,Nganga R,Thomas RJ,Senkal CE,Howe PH,Ogretmen B

更新日期：2017-10-24 00:00:00

abstract：:Compared with the luminal subtype, the basal-like subtype of breast cancer has an aggressive clinical behavior, but the reasons for this difference between the two subtypes are poorly understood. We identified microRNAs (miRNAs) miR-221 and miR-222 (miR-221/222) as basal-like subtype-specific miRNAs that decrease expr...

journal_title：Science signaling

authors： Stinson S,Lackner MR,Adai AT,Yu N,Kim HJ,O'Brien C,Spoerke J,Jhunjhunwala S,Boyd Z,Januario T,Newman RJ,Yue P,Bourgon R,Modrusan Z,Stern HM,Warming S,de Sauvage FJ,Amler L,Yeh RF,Dornan D

更新日期：2011-08-09 00:00:00

abstract：:New therapeutic approaches for chronic inflammatory diseases such as inflammatory bowel disease, rheumatoid arthritis, and psoriasis are needed because current treatments are often suboptimal in terms of both efficacy and the risks of serious adverse events. Inhibitor of apoptosis proteins (IAPs) are E3 ubiquitin liga...

journal_title：Science signaling

authors： Jensen S,Seidelin JB,LaCasse EC,Nielsen OH

更新日期：2020-02-18 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：:The K+/Cl- cotransporter KCC2 is a molecular switch between excitatory and inhibitory effects of GABAergic inputs into neurons. In a pair of exciting studies, Watanabe et al. and Pisella et al. elucidate the role of KCC2 dephosphorylation in this process and reveal its consequences for neurodevelopment and nervous sys...

journal_title：Science signaling

authors： Zamponi GW

更新日期：2019-10-15 00:00:00

abstract：:The organization and renewal capacity of teeth vary greatly among vertebrates. Mammals have only one row of teeth that are renewed at most once, whereas many nonmammalian species have multirowed dentitions and show remarkable capacity to replace their teeth throughout life. Although knowledge on the genetic basis of t...

journal_title：Science signaling

authors： Mikkola ML

更新日期：2009-08-25 00:00:00

abstract：:Cytotoxic lymphocytes share the presence of the activating receptor NK receptor group 2, member D (NKG2D) and the signaling-competent adaptor DNAX-activating protein 10 (DAP10), which together play an important role in antitumor immune surveillance. Ligand stimulation induces the internalization of NKG2D-DAP10 complex...

journal_title：Science signaling

authors： Quatrini L,Molfetta R,Zitti B,Peruzzi G,Fionda C,Capuano C,Galandrini R,Cippitelli M,Santoni A,Paolini R

更新日期：2015-10-27 00:00:00

abstract：:The interplay between calcium ion (Ca(2+)) and cyclic adenosine monophosphate (cAMP) signaling underlies crucial aspects of cell homeostasis. The membrane-bound Ca(2+)-regulated adenylyl cyclases (ACs) are pivotal points of this integration. These enzymes display high selectivity for Ca(2+) entry arising from the acti...

journal_title：Science signaling

authors： Willoughby D,Everett KL,Halls ML,Pacheco J,Skroblin P,Vaca L,Klussmann E,Cooper DM

更新日期：2012-04-10 00:00:00

abstract：:Epigenetic modifications, such as DNA cytosine methylation, contribute to the mechanisms underlying learning and memory by coordinating adaptive gene expression and neuronal plasticity. Transcription-dependent plasticity regulated by DNA methylation includes synaptic plasticity and homeostatic synaptic scaling. Memory...

journal_title：Science signaling

authors： Meadows JP,Guzman-Karlsson MC,Phillips S,Brown JA,Strange SK,Sweatt JD,Hablitz JJ

更新日期：2016-08-23 00:00:00

abstract：:The mechanisms of context-specific differences in signal transduction, such as those that occur among different cell types, are not fully understood. One possibility is that differences in the abundance of proteins change signaling outputs because these proteins compete for binding to hub proteins at critical network ...

journal_title：Science signaling

authors： Kiel C,Verschueren E,Yang JS,Serrano L

更新日期：2013-12-17 00:00:00

abstract：:Biophysical methods and x-ray crystallography have revealed that class A G protein-coupled receptors (GPCRs) can form homodimers. We combined computational approaches with receptor cross-linking, energy transfer, and a newly developed functional export assay to characterize the residues involved in the dimerization in...

journal_title：Science signaling

authors： Jin J,Momboisse F,Boncompain G,Koensgen F,Zhou Z,Cordeiro N,Arenzana-Seisdedos F,Perez F,Lagane B,Kellenberger E,Brelot A

更新日期：2018-05-08 00:00:00

abstract：:The PAR-1-MARK pathway controls cell polarity through the phosphorylation of microtubule-associated proteins. Rho-Rac guanine nucleotide exchange factor 2 (ARHGEF2), which activates Ras homolog family member A (RHOA), is anchored to the microtubule network and sequestered in an inhibited state through binding to dynei...

journal_title：Science signaling

authors： Sandí MJ,Marshall CB,Balan M,Coyaud É,Zhou M,Monson DM,Ishiyama N,Chandrakumar AA,La Rose J,Couzens AL,Gingras AC,Raught B,Xu W,Ikura M,Morrison DK,Rottapel R

更新日期：2017-10-31 00:00:00

abstract：:Ligand binding to certain heterotrimeric guanine nucleotide-binding protein (G protein)-coupled receptors (GPCRs) stimulates the rapid synthesis of cyclic adenosine monophosphate (cAMP) through the G protein α(s) subunit, which activates adenylyl cyclase (AC). We found that the transmembrane receptor low-density lipop...

journal_title：Science signaling

authors： Wan M,Li J,Herbst K,Zhang J,Yu B,Wu X,Qiu T,Lei W,Lindvall C,Williams BO,Ma H,Zhang F,Cao X

更新日期：2011-03-15 00:00:00

abstract：:The protein kinase ATM is a master regulator of the DNA damage response but also responds directly to oxidative stress. Loss of ATM causes ataxia telangiectasia, a neurodegenerative disorder with pleiotropic symptoms that include cerebellar dysfunction, cancer, diabetes, and premature aging. We genetically separated t...

journal_title：Science signaling

authors： Lee JH,Mand MR,Kao CH,Zhou Y,Ryu SW,Richards AL,Coon JJ,Paull TT

更新日期：2018-01-09 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

abstract：:In lymphocytes, the kinase Mst1 is required for the proper organization of integrins in the plasma membrane at the leading edge of migrating cells, which is critical for lymphocyte trafficking. We found a functional link between the small G protein Rab13 and Mst1 in lymphocyte adhesion and migration. In response to st...

journal_title：Science signaling

authors： Nishikimi A,Ishihara S,Ozawa M,Etoh K,Fukuda M,Kinashi T,Katagiri K

更新日期：2014-07-29 00:00:00