IL-7 knocks the socs off chronic viral infection.

abstract：:Sensory transduction in E. coli consists of two phases, excitation and adaptation, both of which involve the methyl-accepting chemotaxis proteins (MCPs). These molecules relay transmembrane signals and are reversibly methylated during adaptation of E. coli to environmental stimuli. Each MCP contains multiple sites of ...

journal_title：Cell

authors： Kehry MR,Dahlquist FW

更新日期：1982-07-01 00:00:00

abstract：:In the mammalian brain, the specification of a single axon and multiple dendrites occurs early in the differentiation of most neuron types. Numerous intracellular signaling events for axon specification have been described in detail. However, the identity of the extracellular factor(s) that initiate neuronal polarity ...

journal_title：Cell

authors： Yi JJ,Barnes AP,Hand R,Polleux F,Ehlers MD

更新日期：2010-07-09 00:00:00

abstract：:We describe the purification and characterization of ACF, an ATP-utilizing chromatin assembly and remodeling factor. ACF is a multisubunit factor that contains ISWI protein and is distinct from NURF, another ISWI-containing factor. In chromatin assembly, purified ACF and a core histone chaperone (such as NAP-1 or CAF-...

journal_title：Cell

authors： Ito T,Bulger M,Pazin MJ,Kobayashi R,Kadonaga JT

更新日期：1997-07-11 00:00:00

abstract：:γ-Secretase proteases have been associated with pathology in Alzheimer disease (AD), but we are just beginning to understand their basic mechanisms and physiological roles. A negative drug trial with a broad spectrum γ-secretase inhibitor in AD patients has severely dampened enthusiasm for the potential of pursuing γ-...

journal_title：Cell

authors： De Strooper B

更新日期：2014-11-06 00:00:00

abstract：:Voluntary movement is a result of signals transmitted through a communication channel that links the internal world in our minds to the physical world around us. Intention can be considered the desire to effect change on our environment, and this is contained in the signals from the brain, passed through the nervous s...

journal_title：Cell

authors： Schwartz AB

更新日期：2016-03-10 00:00:00

abstract：:Protein-protein interaction maps provide a valuable framework for a better understanding of the functional organization of the proteome. To detect interacting pairs of human proteins systematically, a protein matrix of 4456 baits and 5632 preys was screened by automated yeast two-hybrid (Y2H) interaction mating. We id...

journal_title：Cell

authors： Stelzl U,Worm U,Lalowski M,Haenig C,Brembeck FH,Goehler H,Stroedicke M,Zenkner M,Schoenherr A,Koeppen S,Timm J,Mintzlaff S,Abraham C,Bock N,Kietzmann S,Goedde A,Toksöz E,Droege A,Krobitsch S,Korn B,Birchmeier W,

更新日期：2005-09-23 00:00:00

abstract：:We previously demonstrated that pseudogenes complementary to the small nuclear RNAs U1, U2 and U3 are dispersed and abundant in the human genome. Here we report that three pseudogenes (U1.101, U2.13 and U3.5) are flanked by perfect short direct repeats of 16 to 19 base pairs. In all three pseudogenes. the upstream dir...

journal_title：Cell

authors： Van Arsdell SW,Denison RA,Bernstein LB,Weiner AM,Manser T,Gesteland RF

更新日期：1981-10-01 00:00:00

abstract：:Six restriction fragments of Ad2 DNA which contain sites for RNA initiation have been identified by their ability to hybridize nascent labeled RNA less than 1 kb in length. Four RNA initiation sites early in infection are identified in regions where previous work (Flint, 1977) had mapped mRNAs. The major late RNA init...

journal_title：Cell

authors： Evans RM,Fraser N,Ziff E,Weber J,Wilson M,Darnell JE

更新日期：1977-11-01 00:00:00

abstract：:The unfolded protein response (UPR) regulates gene expression in response to stress in the endoplasmic reticulum (ER). We determined the transcriptional scope of the UPR using DNA microarrays. Rather than regulating only ER-resident chaperones and phospholipid biosynthesis, as anticipated from earlier work, the UPR af...

journal_title：Cell

authors： Travers KJ,Patil CK,Wodicka L,Lockhart DJ,Weissman JS,Walter P

更新日期：2000-04-28 00:00:00

abstract：:Replicative intermediates of SV40 were isolated, digested with the restriction endonuclease Bgl I and examined by electron microscopy. Over 98% of the replicative intermediates isolated following infection with wild-type virions at 33 degrees, 37 degrees or 40 degrees C or with tsA209 at 33 degrees C had initiated rep...

journal_title：Cell

authors： Martin RG,Setlow VP

更新日期：1980-06-01 00:00:00

abstract：:We show that transfer of human fibroblast chromosome 11 (containing the human MyoD gene) from primary cells into 10T1/2 mouse fibroblasts by microcell fusion activates expression of the transferred human MyoD gene and converts these cells to myoblasts. Transfer of human chromosome 11 into B78 melanoma cells also leads...

journal_title：Cell

authors： Thayer MJ,Weintraub H

更新日期：1990-10-05 00:00:00

abstract：:Ubiquitin-conjugating enzyme variant (UEV) proteins resemble ubiquitin-conjugating enzymes (E2s) but lack the defining E2 active-site residue. The MMS2-encoded UEV protein has been genetically implicated in error-free postreplicative DNA repair in Saccharomyces cerevisiae. We show that Mms2p forms a specific heteromer...

journal_title：Cell

authors： Hofmann RM,Pickart CM

更新日期：1999-03-05 00:00:00

abstract：:Plasma membrane vesicles and protoplasts of Escherichia coli were fused to planar lipid bilayers and studied with electrophysiological techniques. Large transmembrane aqueous channels were opened when 0.2 nM LamB signal peptide was added to the cytoplasmic side of the membrane. These aqueous pores are similar in condu...

journal_title：Cell

authors： Simon SM,Blobel G

更新日期：1992-05-15 00:00:00

abstract：:Pure primary mesenchymal cells from definitive streak stage chick embryos have been prepared free of epiblast and hypoblast cells. These cells have the potential in culture to differentiate into erythroid cells, beating heart muscle tissue, chondrocytes and epithelial cells. Transformation in vitro of pure primary mes...

journal_title：Cell

authors： Keane RW,Lindblad PC,Pierik LT,Ingram VM

更新日期：1979-08-01 00:00:00

abstract：:We have shown that covalent conjugation of ubiquitin to proteins is temperature-sensitive in the mouse cell cycle mutant ts85 due to a specifically thermolabile ubiquitin-activating enzyme (accompanying paper). We show here that degradation of short-lived proteins is also temperature sensitive in ts85 , in contrast to...

journal_title：Cell

authors： Ciechanover A,Finley D,Varshavsky A

更新日期：1984-05-01 00:00:00

abstract：:An acute but transient response to insulin is essential for glucose homeostasis in mammals. Chakraborty et al. (2010) uncover a new feedback mechanism regulating insulin signaling. They show that the inositol pyrophosphate IP7, which is produced in response to insulin, inhibits the Akt kinase, a primary effector of in...

journal_title：Cell

authors： Manning BD

更新日期：2010-12-10 00:00:00

abstract：:RNA polymerase II (RNAPII) lies at the core of dynamic control of gene expression. Using 53 RNAPII point mutants, we generated a point mutant epistatic miniarray profile (pE-MAP) comprising ∼60,000 quantitative genetic interactions in Saccharomyces cerevisiae. This analysis enabled functional assignment of RNAPII subd...

journal_title：Cell

authors： Braberg H,Jin H,Moehle EA,Chan YA,Wang S,Shales M,Benschop JJ,Morris JH,Qiu C,Hu F,Tang LK,Fraser JS,Holstege FC,Hieter P,Guthrie C,Kaplan CD,Krogan NJ

更新日期：2013-08-15 00:00:00

abstract：:Recent work has identified a cascade of membrane bound protein kinases in Ehrlich ascites tumor cells. These enzymes, designated PKL, PKS and PKM, are present in both Ehrlich tumor and mouse brain, but the cascade is active only in the tumor tissue. We have now purified a fourth protein kinase, PKF, that is also assoc...

journal_title：Cell

authors： Spector M,Pepinsky RB,Vogt VM,Racker E

更新日期：1981-07-01 00:00:00

abstract：:Plant seedling development is capable of following 1 of 2 distinct morphogenic pathways: skotomorphogenesis in darkness and photomorphogenesis in light. Dark-grown Arabidopsis seedlings with recessive mutations at the constitutively photomorphogenic (COP1) locus indicate that the wild-type COP1 protein represses photo...

journal_title：Cell

authors： Deng XW,Matsui M,Wei N,Wagner D,Chu AM,Feldmann KA,Quail PH

更新日期：1992-11-27 00:00:00

abstract：:The physical state of the viral genome in four lines of hamster cells transformed by adenovirus type 12 (Ad12) has been investigated. The four lines of transformed cells originated from hamster cells after infection with Ad12 at multiplicities ranging from 5-350 plaque-forming units per cell. The DNA from transformed ...

journal_title：Cell

authors： Groneberg J,Chardonnet Y,Doerfler W

更新日期：1977-01-01 00:00:00

abstract：:The first event in the initiation of eukaryotic DNA replication is the recruitment of the MCM2-7 ATPase, the core of the replicative DNA helicase, to origins. Ticau et al. use single-molecule imaging to reveal how ORC, Cdc6, and Cdt1 cooperate to load MCM2-7 onto DNA, enabling bidirectional replication. ...

journal_title：Cell

authors： Chistol G,Walter JC

更新日期：2015-04-23 00:00:00

abstract：:Endophytic fungi are found within the roots of healthy plants, but their function is poorly understood. In this issue, Hiruma et al. demonstrate that, under phosphate-limiting conditions, the endophytic fungus, Colletotrichum tofieldiae, provides growth-promoting and fitness benefits to Arabidopsis, but the plant must...

journal_title：Cell

authors： Liberman LM,Benfey PN

更新日期：2016-04-07 00:00:00

abstract：:The intermediate filament proteins, desmin and vimentin, are phosphorylated in skeletal muscle cells in vivo. Desmin kinase activities have been purified from mature chicken skeletal muscle and identified as the cAMP-dependent kinases. Chicken skeletal muscle contains two cAMP-dependent protein kinases which are simil...

journal_title：Cell

authors： O'Connor CM,Gard DL,Lazarides E

更新日期：1981-01-01 00:00:00

abstract：:Twitter needs no introduction. This "microblogging" service has gained tremendous popularity in the 2 years since its launch. Yet, most scientists are steering clear of it. Laura Bonetta speaks to some who have found value in tweeting. ...

journal_title：Cell

authors： Bonetta L

更新日期：2009-10-30 00:00:00

abstract：:Activation of Agouti-related peptide (AgRP) neurons potently promotes feeding, and chronically altering their activity also affects peripheral glucose homeostasis. We demonstrate that acute activation of AgRP neurons causes insulin resistance through impairment of insulin-stimulated glucose uptake into brown adipose t...

journal_title：Cell

authors： Steculorum SM,Ruud J,Karakasilioti I,Backes H,Engström Ruud L,Timper K,Hess ME,Tsaousidou E,Mauer J,Vogt MC,Paeger L,Bremser S,Klein AC,Morgan DA,Frommolt P,Brinkkötter PT,Hammerschmidt P,Benzing T,Rahmouni K,Wunder

更新日期：2016-03-24 00:00:00

abstract：:Planar polarity is a global, tissue-level phenomenon that coordinates cell behavior in a two-dimensional plane. The Frizzled/planar cell polarity (PCP) and anterior-posterior (AP) patterning systems for planar polarity operate in a variety of cell types and provide direction to cells with different morphologies and be...

journal_title：Cell

authors： Zallen JA

更新日期：2007-06-15 00:00:00

abstract：:Sterol regulatory element binding proteins (SREBPs) are transcription factors attached to the endoplasmic reticulum. The NH2-segment, which activates transcription, is connected to membranes by a hairpin anchor formed by two transmembrane sequences and a short lumenal loop. Using H-Ras-SREBP-2 fusion proteins, we show...

journal_title：Cell

authors： Sakai J,Duncan EA,Rawson RB,Hua X,Brown MS,Goldstein JL

更新日期：1996-06-28 00:00:00

abstract：:xol-1 is the earliest-acting gene in the known hierarchy that controls C. elegans sex determination and dosage compensation. We show that the primary sex-determining signal (the X/A ratio) directs the choice of sexual fate by regulating xol-1 transcript levels: high xol-1 expression during gastrulation triggers male d...

journal_title：Cell

authors： Rhind NR,Miller LM,Kopczynski JB,Meyer BJ

更新日期：1995-01-13 00:00:00

abstract：:The function of somatic stem cells declines with age. Understanding the molecular underpinnings of this decline is key to counteract age-related disease. Here, we report a dramatic drop in the neural stem cells (NSCs) number in the aging murine brain. We find that this smaller stem cell reservoir is protected from ful...

journal_title：Cell

authors： Kalamakis G,Brüne D,Ravichandran S,Bolz J,Fan W,Ziebell F,Stiehl T,Catalá-Martinez F,Kupke J,Zhao S,Llorens-Bobadilla E,Bauer K,Limpert S,Berger B,Christen U,Schmezer P,Mallm JP,Berninger B,Anders S,Del Sol A,Marc

更新日期：2019-03-07 00:00:00

abstract：:Transcription hinders replication fork progression and stability. The ATR checkpoint and specialized DNA helicases assist DNA synthesis across transcription units to protect genome integrity. Combining genomic and genetic approaches together with the analysis of replication intermediates, we searched for factors coord...

journal_title：Cell

authors： Alzu A,Bermejo R,Begnis M,Lucca C,Piccini D,Carotenuto W,Saponaro M,Brambati A,Cocito A,Foiani M,Liberi G

更新日期：2012-11-09 00:00:00