The IN protein of Moloney murine leukemia virus processes the viral DNA ends and accomplishes their integration in vitro.

abstract：:The pluripotent state of embryonic stem cells (ESCs) provides a unique perspective on regulatory programs that govern self-renewal and differentiation and somatic cell reprogramming. Here, we review the highly connected protein and transcriptional networks that maintain pluripotency and how they are intertwined with f...

journal_title：Cell

authors： Orkin SH,Hochedlinger K

更新日期：2011-06-10 00:00:00

abstract：:Generation of potent antibodies by a mutation-selection process called affinity maturation is a key component of effective immune responses. Antibodies that protect against highly mutable pathogens must neutralize diverse strains. Developing effective immunization strategies to drive their evolution requires understan...

journal_title：Cell

authors： Wang S,Mata-Fink J,Kriegsman B,Hanson M,Irvine DJ,Eisen HN,Burton DR,Wittrup KD,Kardar M,Chakraborty AK

更新日期：2015-02-12 00:00:00

abstract：:The actions and receptor for ciliary neurotrophic factor (CNTF) are largely restricted to cells of the nervous system, although one of the CNTF receptor components, CNTFR alpha, is expressed by skeletal muscle. Here we show that the other CNTF receptor components, LIFR beta and gp130, are also expressed by skeletal mu...

journal_title：Cell

authors： Helgren ME,Squinto SP,Davis HL,Parry DJ,Boulton TG,Heck CS,Zhu Y,Yancopoulos GD,Lindsay RM,DiStefano PS

更新日期：1994-02-11 00:00:00

abstract：:CD4 T cells potentiate the inflammatory or humoral immune response through the action of Th1 and Th2 cells, respectively. The molecular basis of the differentiation of these cells from naive T cell precursors is, however, unclear. We found that GATA-3 was selectively expressed in Th2 cells. GATA-3 is expressed at a hi...

journal_title：Cell

authors： Zheng W,Flavell RA

更新日期：1997-05-16 00:00:00

abstract：:It has been puzzling that mammalian telomeric proteins, including TRF1, TRF2, tankyrase, and TIN2 have no recognized orthologs in budding yeast. Here, we describe a human protein, hRap1, that is an ortholog of the yeast telomeric protein, scRap1p. hRap1 has three conserved sequence motifs in common with scRap1, is loc...

journal_title：Cell

authors： Li B,Oestreich S,de Lange T

更新日期：2000-05-26 00:00:00

abstract：:Neurodegenerative diseases can occur so early as to affect neurodevelopment. From a cohort of more than 2,000 consanguineous families with childhood neurological disease, we identified a founder mutation in four independent pedigrees in cleavage and polyadenylation factor I subunit 1 (CLP1). CLP1 is a multifunctional ...

journal_title：Cell

authors： Schaffer AE,Eggens VR,Caglayan AO,Reuter MS,Scott E,Coufal NG,Silhavy JL,Xue Y,Kayserili H,Yasuno K,Rosti RO,Abdellateef M,Caglar C,Kasher PR,Cazemier JL,Weterman MA,Cantagrel V,Cai N,Zweier C,Altunoglu U,Satkin N

更新日期：2014-04-24 00:00:00

abstract：:mRNA made in eukaryotic cells typically has a 3' poly(A) tail that is added posttranscriptionally. To investigate mechanisms by which 3' poly(A) is formed, we identified the genes for the two vaccina virus-encoded polypeptides, VP55 and VP39. Primer-dependent polyadenylation activity was associated exclusively with pu...

journal_title：Cell

authors： Gershon PD,Ahn BY,Garfield M,Moss B

更新日期：1991-09-20 00:00:00

abstract：:We employed gene targeting to study H2AX, a histone variant phosphorylated in chromatin surrounding DNA double-strand breaks. Mice deficient for both H2AX and p53 (H(delta/delta)P(-/-)) rapidly developed immature T and B lymphomas and solid tumors. Moreover, H2AX haploinsufficiency caused genomic instability in normal...

journal_title：Cell

authors： Bassing CH,Suh H,Ferguson DO,Chua KF,Manis J,Eckersdorff M,Gleason M,Bronson R,Lee C,Alt FW

更新日期：2003-08-08 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：:Atopic dermatitis (AD) is a chronic itch and inflammatory disorder of the skin that affects one in ten people. Patients suffering from severe AD eventually progress to develop asthma and allergic rhinitis, in a process known as the "atopic march." Signaling between epithelial cells and innate immune cells via the cyto...

journal_title：Cell

authors： Wilson SR,Thé L,Batia LM,Beattie K,Katibah GE,McClain SP,Pellegrino M,Estandian DM,Bautista DM

更新日期：2013-10-10 00:00:00

abstract：:Recent results from diverse organisms point to a self-reinforcing network of interactions among the three best-characterized covalent modifications that mark heterochromatin: histone hypoacetylation, histone H3-Lys9 methylation, and cytosine methylation. These modification systems suggest a mechanistic basis for sprea...

journal_title：Cell

authors： Richards EJ,Elgin SC

更新日期：2002-02-22 00:00:00

abstract：:The genetic dependencies of human cancers widely vary. Here, we catalog this heterogeneity and use it to identify functional gene interactions and genotype-dependent liabilities in cancer. By using genome-wide CRISPR-based screens, we generate a gene essentiality dataset across 14 human acute myeloid leukemia (AML) ce...

journal_title：Cell

authors： Wang T,Yu H,Hughes NW,Liu B,Kendirli A,Klein K,Chen WW,Lander ES,Sabatini DM

更新日期：2017-02-23 00:00:00

abstract：:Morphogen gradients control body pattern by differentially regulating cellular behavior. Here, we analyze the molecular events underlying the primary response to the Dpp/BMP morphogen in Drosophila. Throughout development, Dpp transduction causes the graded transcriptional downregulation of the brinker (brk) gene. We ...

journal_title：Cell

authors： Müller B,Hartmann B,Pyrowolakis G,Affolter M,Basler K

更新日期：2003-04-18 00:00:00

abstract：:ABCA1, an ATP-binding cassette (ABC) subfamily A exporter, mediates the cellular efflux of phospholipids and cholesterol to the extracellular acceptor apolipoprotein A-I (apoA-I) for generation of nascent high-density lipoprotein (HDL). Mutations of human ABCA1 are associated with Tangier disease and familial HDL defi...

journal_title：Cell

authors： Qian H,Zhao X,Cao P,Lei J,Yan N,Gong X

更新日期：2017-06-15 00:00:00

abstract：:A nutritious diet low in calories improves the health and extends the life span of rodents. Recent studies identified a gene, SIR2, which encodes an NAD-dependent deacetylase and may mediate the effects of calorie restriction. In this review, we discuss SIR2 genes and calorie restriction in the lower organisms yeast a...

journal_title：Cell

authors： Guarente L,Picard F

更新日期：2005-02-25 00:00:00

abstract：:Loss of cell polarity proteins such as Scribble induces neoplasia in Drosophila by promoting uncontrolled proliferation. In mammals, the role that polarity proteins play during tumorigenesis is not well understood. Here, we demonstrate that depletion of Scribble in mammary epithelia disrupts cell polarity, blocks thre...

journal_title：Cell

authors： Zhan L,Rosenberg A,Bergami KC,Yu M,Xuan Z,Jaffe AB,Allred C,Muthuswamy SK

更新日期：2008-11-28 00:00:00

abstract：:The mitotic checkpoint ensures proper chromosome segregation by delaying anaphase until chromosomes are aligned on the spindle. Following prolonged spindle damage, however, cells eventually exit mitosis and undergo apoptosis. We show here that a murine homolog of the yeast mitotic checkpoint gene BUB1 localizes to the...

journal_title：Cell

authors： Taylor SS,McKeon F

更新日期：1997-05-30 00:00:00

abstract：:RNAs fold into defined tertiary structures to function in critical biological processes. While quantitative models can predict RNA secondary structure stability, we are still unable to predict the thermodynamic stability of RNA tertiary structure. Here, we probe conformational preferences of diverse RNA two-way juncti...

journal_title：Cell

authors： Denny SK,Bisaria N,Yesselman JD,Das R,Herschlag D,Greenleaf WJ

更新日期：2018-07-12 00:00:00

abstract：:Double-strand break (DSB) repair is critical for maintaining genomic integrity and requires the processing of the 5' DSB ends. Recent studies have shed light on the mechanism and regulation of DNA end processing during DSB repair by homologous recombination. ...

journal_title：Cell

authors： Bernstein KA,Rothstein R

更新日期：2009-05-29 00:00:00

abstract：:Trigger factor (TF) is a molecular chaperone that binds to bacterial ribosomes where it contacts emerging nascent chains, but TF is also abundant free in the cytosol where its activity is less well characterized. In vitro studies show that TF promotes protein refolding. We find here that ribosome-free TF stably associ...

journal_title：Cell

authors： Martinez-Hackert E,Hendrickson WA

更新日期：2009-09-04 00:00:00

abstract：:Mechanistic understanding of pre-mRNA splicing requires detailed structural information on various states of the spliceosome. Here we report the cryo electron microscopy (cryo-EM) structure of the human spliceosome just before exon ligation (the C∗ complex) at an average resolution of 3.76 Å. The splicing factor Prp17...

journal_title：Cell

authors： Zhang X,Yan C,Hang J,Finci LI,Lei J,Shi Y

更新日期：2017-05-18 00:00:00

abstract：:The therapeutic value of DNA-damaging antineoplastic agents is dependent upon their ability to induce tumor cell apoptosis while sparing most normal tissues. Here, we show that a component of the apoptotic response to these agents in several different types of tumor cells is the deamidation of two asparagines in the u...

journal_title：Cell

authors： Deverman BE,Cook BL,Manson SR,Niederhoff RA,Langer EM,Rosová I,Kulans LA,Fu X,Weinberg JS,Heinecke JW,Roth KA,Weintraub SJ

更新日期：2002-10-04 00:00:00

abstract：:Pancreatic cancer is one of the most lethal malignancies due to its late diagnosis and limited response to treatment. Tractable methods to identify and interrogate pathways involved in pancreatic tumorigenesis are urgently needed. We established organoid models from normal and neoplastic murine and human pancreas tiss...

journal_title：Cell

authors： Boj SF,Hwang CI,Baker LA,Chio II,Engle DD,Corbo V,Jager M,Ponz-Sarvise M,Tiriac H,Spector MS,Gracanin A,Oni T,Yu KH,van Boxtel R,Huch M,Rivera KD,Wilson JP,Feigin ME,Öhlund D,Handly-Santana A,Ardito-Abraham CM,L

更新日期：2015-01-15 00:00:00

abstract：:32P-labeled cowpea mosaic virus (CPMV) RNAs were analyzed for their 5' termini by three different fingerprinting standard procedures. These analyses showed unequivocally that CPMV RNAs lack a structure like m7GpppN ... at their 5' termini. In addition, neither mono-, di- or triphosphorylated [(p)(p)pN ....] termini we...

journal_title：Cell

authors： Klootwijk J,Klein I,Zabel P,van Kammen A

更新日期：1977-05-01 00:00:00

abstract：:Dietary soluble fibers are fermented by gut bacteria into short-chain fatty acids (SCFA), which are considered broadly health-promoting. Accordingly, consumption of such fibers ameliorates metabolic syndrome. However, incorporating soluble fiber inulin, but not insoluble fiber, into a compositionally defined diet, ind...

journal_title：Cell

authors： Singh V,Yeoh BS,Chassaing B,Xiao X,Saha P,Aguilera Olvera R,Lapek JD Jr,Zhang L,Wang WB,Hao S,Flythe MD,Gonzalez DJ,Cani PD,Conejo-Garcia JR,Xiong N,Kennett MJ,Joe B,Patterson AD,Gewirtz AT,Vijay-Kumar M

更新日期：2018-10-18 00:00:00

abstract：:Competence development and sporulation in B. subtilis are partly controlled by peptides that accumulate in culture medium as cells grow to high density. We constructed two genes that encode mature forms of two different signaling molecules, the PhrA peptide that stimulates sporulation, and CSF, the competence- and spo...

journal_title：Cell

authors： Lazazzera BA,Solomon JM,Grossman AD

更新日期：1997-06-13 00:00:00

abstract：:Symbiotic bacteria are important in animal hosts, but have been largely overlooked as they have proved difficult to culture in the laboratory. Approaches such as comparative genomics and real-time PCR have provided insights into the molecular mechanisms that underpin symbiont-host interactions. Studies on the heritabl...

journal_title：Cell

authors： Dale C,Moran NA

更新日期：2006-08-11 00:00:00

abstract：:The amino acid glutamine has a central role in nitrogen metabolism. Although the molecular mechanisms responsible for its transport across cell membranes remain poorly understood, classical amino acid transport system N appears particularly important. Using intracellular pH measurements, we have now identified an orph...

journal_title：Cell

authors： Chaudhry FA,Reimer RJ,Krizaj D,Barber D,Storm-Mathisen J,Copenhagen DR,Edwards RH

更新日期：1999-12-23 00:00:00

abstract：:Actomyosin retrograde flow underlies the contraction essential for cell motility. Retrograde flow in both lamellipodia and lamella is required for membrane protrusion and for force generation by coupling to cell adhesion. We report that the Rac/Cdc42-binding kinase MRCK and myosin II-related MYO18A linked by the adapt...

journal_title：Cell

authors： Tan I,Yong J,Dong JM,Lim L,Leung T

更新日期：2008-10-03 00:00:00

abstract：:As visualized by electron microscopy, RecA protein binds in a highly cooperative manner to single-stranded fd DNA in solutions of 0.01 M Tris (pH 7.5). The resulting nucleoprotein filament loops are 1.25 micrometers in length, have a fiber diameter of 12 nm and show an indication of a 4.5 nm repeat along the axis of t...

journal_title：Cell

authors： Dunn K,Chrysogelos S,Griffith J

更新日期：1982-04-01 00:00:00