Translation/secretion coupling by type III secretion systems.

abstract：:GAL4 derivatives containing an activation domain alleviated repression of a promoter during nucleosome assembly. A GAL4 derivative lacking an activation domain stably bound the promoter during nucleosome assembly but was not sufficient to preserve promoter function. The activation domain of GAL4 derivatives was essent...

journal_title：Cell

authors： Workman JL,Taylor IC,Kingston RE

更新日期：1991-02-08 00:00:00

abstract：:Cholera toxin inhibition of progesterone-induced meiosis of Xenopus laevis oocytes in vitro has been correlated with increased cAMP levels. Inhibition of germinal vesicle breakdown (Gvbd) and cAMP increase occurred after a lag period of 2 hr, when cholera toxin was injected, or 4--5 hr, when applied externally. The ab...

journal_title：Cell

authors： Schorderet-Slatkine S,Schorderet M,Boquet P,Godeau F,Baulieu EE

更新日期：1978-12-01 00:00:00

abstract：:A general strategy is described for the isolation of suppressors of essential genes whose functions are unknown. This strategy was used to analyze the role of 4.5S RNA, an essential RNA of E. coli. In this strategy, the structural gene for 4.5S RNA is fused to the Ptac promoter in such a way that the strain becomes de...

journal_title：Cell

authors： Brown S

更新日期：1987-06-19 00:00:00

abstract：:The nucleotide sequences of the 3' termini of the DNA from four autonomous rodent parvoviruses have been determined. The terminus of each genome exists as a Y-shaped hairpin structure involving 115 or 116 nucleotides. The sequence of this region of DNA is highly conserved and shows no evidence of internal sequence het...

journal_title：Cell

authors： Astell CR,Smith M,Chow MB,Ward DC

更新日期：1979-07-01 00:00:00

abstract：:Of the several families of adhesion receptors involved in leukocyte-endothelial cell interactions, only the selectins have been shown to initiate leukocyte interaction under physiologic shear; indeed, beta 2 (CD18) intergrins responsible for neutrophil arrest are unable to engage without prior selectin-mediated rollin...

journal_title：Cell

authors： Berlin C,Bargatze RF,Campbell JJ,von Andrian UH,Szabo MC,Hasslen SR,Nelson RD,Berg EL,Erlandsen SL,Butcher EC

更新日期：1995-02-10 00:00:00

abstract：:The preprotein translocase of the outer membrane of mitochondria (TOM complex) facilitates the recognition, insertion, and translocation of nuclear-encoded mitochondrial preproteins. We have purified the TOM complex from Neurospora crassa and analyzed its composition and functional properties. The TOM complex contains...

journal_title：Cell

authors： Künkele KP,Heins S,Dembowski M,Nargang FE,Benz R,Thieffry M,Walz J,Lill R,Nussberger S,Neupert W

更新日期：1998-06-12 00:00:00

abstract：:We studied H1 gene expression in hybrids of Xenopus laevis (female) x Xenopus borealis (male) and saw paternal H1 synthesis in mid-blastulae, which indicates that the H1 genes are active by this stage. The behavior of the maternal store of H1 histone mRNA was studied in androgenetic haploids. In which all stored mRNA ...

journal_title：Cell

authors： Woodland HR,Flynn JM,Wyllie AJ

更新日期：1979-09-01 00:00:00

abstract：:We have characterized regulation of a complex Chlamydomonas reinhardtii chloroplast (PA) whose activity is stimulated by the DNA gyrase inhibitor novobiocin, both in the alga itself and in a heterologous Escherichia coli plasmid system. Since novobiocin is known to reduce torsional stress in E. coli DNA, we interpret ...

journal_title：Cell

authors： Thompson RJ,Mosig G

更新日期：1987-01-30 00:00:00

abstract：:In target tissues for estrogen, including breast cancer cells, the synthesis of progesterone receptors (PRs) is controlled by estradiol acting through estrogen receptors (ERs). We describe studies with T47D human breast cancer cells, whose PRs are not regulated by estradiol, though present in extraordinary amounts (30...

journal_title：Cell

authors： Horwitz KB,Mockus MB,Lessey BA

更新日期：1982-03-01 00:00:00

abstract：:Constitutive cell-autonomous immunity in metazoans predates interferon-inducible immunity and comprises primordial innate defense. Phagocytes mobilize interferon-inducible responses upon engagement of well-characterized signaling pathways by pathogen-associated molecular patterns (PAMPs). The signals controlling deplo...

journal_title：Cell

authors： Moretti J,Roy S,Bozec D,Martinez J,Chapman JR,Ueberheide B,Lamming DW,Chen ZJ,Horng T,Yeretssian G,Green DR,Blander JM

更新日期：2017-11-02 00:00:00

abstract：:We have isolated three alleles of a novel Drosophila clock gene, double-time (dbt). Short- (dbtS) and long-period (dbtL) mutants alter both behavioral rhythmicity and molecular oscillations from previously identified clock genes, period and timeless. A third allele, dbtP, causes pupal lethality and eliminates circadia...

journal_title：Cell

authors： Price JL,Blau J,Rothenfluh A,Abodeely M,Kloss B,Young MW

更新日期：1998-07-10 00:00:00

abstract：:The detection and discrimination of odorants in mammals is thought to be mediated by a family of 100-1000 seven transmembrane domain receptor proteins, although none of these putative olfactory receptors have been shown to bind individual odorants with high affinity. We have used a genetic approach to identify the gen...

journal_title：Cell

authors： Griff IC,Reed RR

更新日期：1995-11-03 00:00:00

abstract：:Chemotherapy is designed to induce cell death. However, at non-lethal doses, cancer cells can choose to remain proliferative or become senescent. The slow development of senescence makes studying this decision challenging. Here, by analyzing single-cell p21 dynamics before, during, and days after drug treatment, we li...

journal_title：Cell

authors： Hsu CH,Altschuler SJ,Wu LF

更新日期：2019-07-11 00:00:00

abstract：:The majority of the mRNA molecules in HeLa cells contain 1-2 residue(s) of m6Ap and one blocked, methylated 5' terminal "cap" structure. The hnRNA, which is longer than mRNA, contains both m6Ap and caps but 4-6 times as many m6Ap residues per chain. In addition, nuclear molecules contain T2 RNA ase-resistant, methyl-l...

journal_title：Cell

authors： Salditt-Georgieff M,Jelinek W,Darnell JE,Furuichi Y,Morgan M,Shatkin A

更新日期：1976-02-01 00:00:00

abstract：:Peptide hormone fibroblast growth factor-21 (FGF21) has insulin-mimetic properties. Dutchak et al. now suggest that FGF21 also acts in an autocrine fashion in adipocytes and is required to mediate effects of the PPARγ agonist class of antidiabetic drugs. Does this new property improve FGF21's fledgling clinical prospe...

journal_title：Cell

authors： Qiang L,Accili D

更新日期：2012-02-03 00:00:00

abstract：:A complete human gamma 1 heavy chain gene (HIG1) was transferred into mouse cells by protoplast fusion. The HIG1 gene was strongly expressed in mouse myeloma cells but not in mouse fibroblasts (L cells). Nuclear extracts from myeloma cells were injected into L cell transformants containing one copy of the HIG1 gene; t...

journal_title：Cell

authors： Maeda H,Kitamura D,Kudo A,Araki K,Watanabe T

更新日期：1986-04-11 00:00:00

abstract：:White adipose tissue (WAT) serves as the primary energy depot in the body by storing fat. During development, fat cell precursors (i.e., preadipocytes) undergo a hypertrophic response as they mature into lipid-laden adipocytes. However, the mechanisms that regulate adipocyte size and mass remain undefined. Herein, we ...

journal_title：Cell

authors： Chun TH,Hotary KB,Sabeh F,Saltiel AR,Allen ED,Weiss SJ

更新日期：2006-05-05 00:00:00

abstract：:Academic travel has a substantial carbon footprint. The ongoing pandemic has propelled the development and adoption of technologies for online delivery of seminars and remote attendance at scientific conferences. This should not lead to the complete elimination of in-person events, but the scientific community must se...

journal_title：Cell

authors： Geitmann A

更新日期：2020-08-20 00:00:00

abstract：:Addition of LETS glycoprotein to normal or transformed cells produces increased migration of the cells, as determined by formation of phagokinetic tracks on gold particle-coated coverslips. These tracks arise by a combination of phagocytosis of the gold particles and cellular migration. Increased motility is also evid...

journal_title：Cell

authors： Ali IU,Hynes RO

更新日期：1978-06-01 00:00:00

abstract：:Dysfunctional mitochondria accumulate in many human diseases. Accordingly, mitophagy, which removes these mitochondria through lysosomal degradation, is attracting broad attention. Due to uncertainties in the operational principles of conventional mitophagy probes, however, the specificity and quantitativeness of thei...

journal_title：Cell

authors： Katayama H,Hama H,Nagasawa K,Kurokawa H,Sugiyama M,Ando R,Funata M,Yoshida N,Homma M,Nishimura T,Takahashi M,Ishida Y,Hioki H,Tsujihata Y,Miyawaki A

更新日期：2020-05-28 00:00:00

abstract：:3.18 kb fragments of X. laevis DNA coding for tRNA 1 met have been inserted into a lambda vector via Hind III termini and cloned in E. coli. The organization of one cloned fragment has been analyzed by restriction endonuclease digestion and RNA-DNA hybridization. From the distribution of sites for three enzymes, this ...

journal_title：Cell

authors： Clarkson SG,Kurer V,Smith HO

更新日期：1978-07-01 00:00:00

abstract：:In the ciliated protozoan Paramecium tetraurelia, Piwi-associated small RNAs are generated upon the elimination of tens of thousands of short transposon-derived DNA segments as part of development. These RNAs then target complementary DNA for elimination in a positive feedback process, contributing to germline defense...

journal_title：Cell

authors： Allen SE,Hug I,Pabian S,Rzeszutek I,Hoehener C,Nowacki M

更新日期：2017-03-09 00:00:00

abstract：:In prokaryotes, DNA can be segregated by three different types of cytoskeletal filaments. The best-understood type of partitioning (par) locus encodes an actin homolog called ParM, which forms dynamically unstable filaments that push plasmids apart in a process reminiscent of mitosis. However, the most common type of ...

journal_title：Cell

authors： Gerdes K,Howard M,Szardenings F

更新日期：2010-06-11 00:00:00

abstract：:The hemagglutinin of influenza virus is synthesized as a monomeric subunit that is cotranslationally translocated across the membrane of the rough endoplasmic reticulum. We show that folding and assembly of hemagglutinin monomers into trimeric structures takes approximately 7-10 min and is completed before the protein...

journal_title：Cell

authors： Gething MJ,McCammon K,Sambrook J

更新日期：1986-09-12 00:00:00

abstract：:Serotonin is a highly ubiquitous signaling molecule that plays a role in the regulation of various physiological functions. Several lines of evidence, including the present work from Hsiao and colleagues, demonstrate that, in the gut, microbial-derived metabolites affect the production of serotonin that in turn impact...

journal_title：Cell

authors： Ridaura V,Belkaid Y

更新日期：2015-04-09 00:00:00

abstract：:We have isolated spontaneous temperature-resistant revertants of a temperature-sensitive mutation (rpoD800) in the sigma subunit of E. coli K12 RNA polymerase. These revertants still contained the rpoD800 allele. They were mucoid, and sensitive to ultraviolet light and the radiomimetic agent nitrofurantoin, which are ...

journal_title：Cell

authors： Grossman AD,Burgess RR,Walter W,Gross CA

更新日期：1983-01-01 00:00:00

abstract：:Individual olfactory sensory neurons express only a single odorant receptor from a large family of genes, and this singularity is an essential feature in models of olfactory perception. We have devised a genetic strategy to examine the stability of receptor choice. We observe that immature olfactory sensory neurons th...

journal_title：Cell

authors： Shykind BM,Rohani SC,O'Donnell S,Nemes A,Mendelsohn M,Sun Y,Axel R,Barnea G

更新日期：2004-06-11 00:00:00

abstract：:Junctions that connect the endoplasmic reticulum (ER) and the plasma membrane (PM) are unique yet ubiquitous subcellular compartments. Giordano et al. now report that extended synaptotagmins (E-Syts) promote their formation, providing fundamental insight into the molecular machinery controlling ER and plasma membrane ...

journal_title：Cell

authors： Malmersjö S,Meyer T

更新日期：2013-06-20 00:00:00

abstract：:Suppressor of Hairless [Su(H)]/Lag-1/RBP-Jkappa/CBF1 is the only known transducing transcription factor for Notch receptor signaling. Here, we show that Su(H) has three distinct functions in the development of external mechanosensory organs in Drosophila: Notch-dependent transcriptional activation and a novel auto-rep...

journal_title：Cell

authors： Barolo S,Walker RG,Polyanovsky AD,Freschi G,Keil T,Posakony JW

更新日期：2000-12-08 00:00:00

abstract：:We have compared the chromatin structure in the active and inactive states at loci encoding the major heat shock protein in Drosophila. DNAase I and micrococcal nuclease were used as probes of higher order organization and nucleosomal integrity. Such integrity is gauged here by the characteristic pattern of discrete D...

journal_title：Cell

authors： Wu C,Wong YC,Elgin SC

更新日期：1979-04-01 00:00:00