zfh-1, the Drosophila homologue of ZEB, is a transcriptional repressor that regulates somatic myogenesis.

abstract：:Epithelial-to-mesenchymal transition (EMT) is controlled by cellular signaling pathways that trigger the loss of cell-cell adhesion and lead to the restructuring of the cell cytoskeleton. Transforming growth factor β (TGF-β) has been shown to regulate cell plasticity through the phosphorylation of Par6 on a conserved ...

journal_title：Molecular and cellular biology

authors： Gunaratne A,Thai BL,Di Guglielmo GM

更新日期：2013-03-01 00:00:00

abstract：:Xenopus laevis oogenesis is characterized by an active transcription which ceases abruptly upon maturation. To survey changes in the characteristics of the transcriptional machinery which might contribute to this transcriptional arrest, the phosphorylation status of the RNA polymerase II largest subunit (RPB1 subunit)...

journal_title：Molecular and cellular biology

authors： Bellier S,Dubois MF,Nishida E,Almouzni G,Bensaude O

更新日期：1997-03-01 00:00:00

abstract：:Transcriptional regulation by nuclear receptors is controlled by the concerted action of coactivator and corepressor proteins. The product of the thyroid hormone-regulated mammalian gene hairless (Hr) was recently shown to function as a thyroid hormone receptor corepressor. Here we report that Hr acts as a potent repr...

journal_title：Molecular and cellular biology

authors： Moraitis AN,Giguère V,Thompson CC

更新日期：2002-10-01 00:00:00

abstract：:In the early phase of bone damage, low concentrations of the cytokine tumor necrosis factor alpha (TNF-α) favor osteoblast differentiation. In contrast, chronic high doses of the same cytokine contribute to bone loss, demonstrating opposite effects depending on its concentration and on the time of exposure. In the bon...

journal_title：Molecular and cellular biology

authors： Daniele S,Natali L,Giacomelli C,Campiglia P,Novellino E,Martini C,Trincavelli ML

更新日期：2017-03-31 00:00:00

abstract：:When herpes simplex virus infects permissive cells, the viral regulatory protein VP16 forms a specific complex with HCF-1, a preexisting nuclear protein involved in cell proliferation. The majority of HCF-1 in the cell is a complex of associated amino (HCF-1(N))- and carboxy (HCF-1(C))-terminal subunits that result fr...

journal_title：Molecular and cellular biology

authors： Wilson AC,Boutros M,Johnson KM,Herr W

更新日期：2000-09-01 00:00:00

abstract：:Unlike Saccharomyces cerevisiae RNA polymerase III, human RNA polymerase III has not been entirely characterized. Orthologues of the yeast RNA polymerase III subunits C128 and C37 remain unidentified, and for many of the other subunits, the available information is limited to database sequences with various degrees of...

journal_title：Molecular and cellular biology

authors： Hu P,Wu S,Sun Y,Yuan CC,Kobayashi R,Myers MP,Hernandez N

更新日期：2002-11-01 00:00:00

abstract：:Heparin is required for the binding of basic fibroblast growth factor (bFGF) to high-affinity receptors on cells deficient in cell surface heparan sulfate proteoglycan. So that this heparin requirement could be evaluated in the absence of other cell surface molecules, we designed a simple assay based on a genetically ...

journal_title：Molecular and cellular biology

authors： Ornitz DM,Yayon A,Flanagan JG,Svahn CM,Levi E,Leder P

更新日期：1992-01-01 00:00:00

abstract：:Acidic fibroblast growth factor (FGF) and related family members regulate differentiation in organisms as diverse as Xenopus laevis and mammals. We utilized a well-characterized model of myogenic development to directly assess the importance of endogenously produced FGF in controlling differentiation. A role for endog...

journal_title：Molecular and cellular biology

authors： Fox JC,Hsu AY,Swain JL

更新日期：1994-06-01 00:00:00

abstract：:Saccharomyces cerevisiae dbf4 and cdc7 cell cycle mutants block initiation of DNA synthesis (i.e., are iDS mutants) at 37 degrees C and arrest the cell cycle with a 1C DNA content. Surprisingly, certain dbf4 and cdc7 strains divide their chromatin at 37 degrees C. We found that the activation of the Cdc28 mitotic prot...

journal_title：Molecular and cellular biology

authors： Toyn JH,Johnson AL,Johnston LH

更新日期：1995-10-01 00:00:00

abstract：:We have designed and constructed integration-defective retroviral vectors to explore their potential for gene targeting in mammalian cells. Two nonoverlapping deletion mutants of the bacterial neomycin resistance (neo) gene were used to detect homologous recombination events between viral and chromosomal sequences. St...

journal_title：Molecular and cellular biology

authors： Ellis J,Bernstein A

更新日期：1989-04-01 00:00:00

abstract：:Using an expression cloning assay, we have isolated a novel cDNA, referred to as rsp-1, which suppresses the v-Ras-transformed phenotype. When introduced into NIH 3T3 fibroblasts under the control of a metallothionein promoter, rsp-1 confers resistance to v-Ras, but not to v-Mos or v-Src, and inhibits growth of the ce...

journal_title：Molecular and cellular biology

authors： Cutler ML,Bassin RH,Zanoni L,Talbot N

更新日期：1992-09-01 00:00:00

abstract：:The 2 micron plasmid of Saccharomyces cerevisiae codes for a site-specific recombinase, the FLP protein, that catalyzes efficient recombination across two 599-base-pair (bp) inverted repeats of the plasmid DNA both in vivo and in vitro. We analyzed the interaction of the purified FLP protein with the target sequences ...

journal_title：Molecular and cellular biology

authors： Andrews BJ,McLeod M,Broach J,Sadowski PD

更新日期：1986-07-01 00:00:00

abstract：:USF is a family of basic helix-loop transcriptional factors that recognizes DNA-binding sites similar to those of the Myc oncoproteins. Here, various functional domains in the mouse USF2 protein were identified and characterized. Indirect immunofluorescence studies with transiently transfected cells revealed that both...

journal_title：Molecular and cellular biology

authors： Luo X,Sawadogo M

更新日期：1996-04-01 00:00:00

abstract：:Retinoic acid (RA) is required for normal airway epithelial cell growth and differentiation both in vivo and in vitro. One of the earliest events following the exposure of bronchial epithelial cells to RA is the strong induction of RA receptor beta (RAR beta) mRNA. Previous work established that many lung cancer cell ...

journal_title：Molecular and cellular biology

authors： Moghal N,Neel BG

更新日期：1995-07-01 00:00:00

abstract：:Focal adhesion kinase (FAK) is a nonreceptor protein tyrosine kinase involved in integrin-mediated control of cell behavior. Following cell adhesion to components of the extracellular matrix, FAK becomes phosphorylated at multiple sites, including tyrosines 397, 576, and 577. Tyr-397 is an autophosphorylation site tha...

journal_title：Molecular and cellular biology

authors： Owen JD,Ruest PJ,Fry DW,Hanks SK

更新日期：1999-07-01 00:00:00

abstract：:TRIF is an essential adaptor for Toll-like receptor 3/4 (TLR3/4) signaling to activate transcription factor interferon regulatory factor 3 (IRF-3). We examined the molecular mechanism of TLR3 signaling and found that TLR3 stimulation by double-stranded RNA (dsRNA) induces phosphorylation of TRIF at Ser210 and is requi...

journal_title：Molecular and cellular biology

authors： Abe H,Satoh J,Shirasaka Y,Kogure A,Kato H,Ito S,Fujita T

更新日期：2020-02-12 00:00:00

abstract：:The MyoD gene can orchestrate the expression of the skeletal muscle differentiation program. We have identified the regions of the gene necessary to reproduce transcription specific to skeletal myoblasts and myotubes. A proximal regulatory region (PRR) contains a conserved TATA box, a CCAAT box, and a GC-rich region t...

journal_title：Molecular and cellular biology

authors： Tapscott SJ,Lassar AB,Weintraub H

更新日期：1992-11-01 00:00:00

abstract：:In Saccharomyces cerevisiae, the GTP-binding Ypt1 protein (Ypt1p) is essential for endoplasmic reticulum-to-Golgi protein transport. By exploiting a GAL10-YPT1 fusion to regulate YPT1 expression, three multicopy suppressors, SLY2, SLY12, and SLY41, and a single-copy suppressor, SLY1-20, that allowed YPT1-independent g...

journal_title：Molecular and cellular biology

authors： Dascher C,Ossig R,Gallwitz D,Schmitt HD

更新日期：1991-02-01 00:00:00

abstract：:A mutation (K38R) which specifically eliminates kinase activity was created in the Drosophila melanogaster ckI gene (doubletime [dbt]). In vitro, DBT protein carrying the K38R mutation (DBT(K/R)) interacted with Period protein (PER) but lacked kinase activity. In cell culture and in flies, DBT(K/R) antagonized the pho...

journal_title：Molecular and cellular biology

authors： Muskus MJ,Preuss F,Fan JY,Bjes ES,Price JL

更新日期：2007-12-01 00:00:00

abstract：:The Myt1 protein kinase functions to negatively regulate Cdc2-cyclin B complexes by phosphorylating Cdc2 on threonine 14 and tyrosine 15. Throughout interphase, human Myt1 localizes to the endoplasmic reticulum and Golgi complex, whereas Cdc2-cyclin B1 complexes shuttle between the nucleus and the cytoplasm. Here we r...

journal_title：Molecular and cellular biology

authors： Liu F,Rothblum-Oviatt C,Ryan CE,Piwnica-Worms H

更新日期：1999-07-01 00:00:00

abstract：:Previous studies have shown that exposure of cells to high levels of replicational stress leads to permanent proliferation arrest that does not require p53. We have examined cellular responses to therapeutically relevant low levels of replicational stress that allow limited proliferation. Chronic exposure to low conce...

journal_title：Molecular and cellular biology

authors： Marusyk A,Wheeler LJ,Mathews CK,DeGregori J

更新日期：2007-08-01 00:00:00

abstract：:B52, an essential SR protein of Drosophila melanogaster, stimulates pre-mRNA splicing in splicing-deficient mammalian S100 extracts. Surprisingly, mutant larvae depleted of B52 were found to be capable of splicing at least several pre-mRNAs tested (H. Z. Ring and J. T. Lis, Mol. Cell. Biol. 14:7499-7506, 1994). In a h...

journal_title：Molecular and cellular biology

authors： Hoffman BE,Lis JT

更新日期：2000-01-01 00:00:00

abstract：:Here, we demonstrate that elevation of intracellular cyclic AMP (cAMP) in vascular endothelial cells (ECs) by either a direct activator of adenylyl cyclase or endogenous cAMP-mobilizing G protein-coupled receptors inhibited the tyrosine phosphorylation of STAT proteins by an interleukin 6 (IL-6) receptor trans-signali...

journal_title：Molecular and cellular biology

authors： Sands WA,Woolson HD,Milne GR,Rutherford C,Palmer TM

更新日期：2006-09-01 00:00:00

abstract：:The translocation (6;9)(p23;q34) in acute nonlymphocytic leukemia results in the formation of a highly consistent dek-can fusion gene. Translocation breakpoints invariably occur in single introns of dek and can, which were named icb-6 and icb-9, respectively. In a case of acute undifferentiated leukemia, a breakpoint ...

journal_title：Molecular and cellular biology

authors： von Lindern M,van Baal S,Wiegant J,Raap A,Hagemeijer A,Grosveld G

更新日期：1992-08-01 00:00:00

abstract：:E6-AP is a 100-kDa cellular protein that mediates the interaction of the human papillomavirus type 16 and 18 E6 proteins with p53. The association of p53 with E6 and E6-AP promotes the specific ubiquitination and subsequent proteolytic degradation of p53 in vitro. We recently isolated a cDNA encoding E6-AP and have no...

journal_title：Molecular and cellular biology

authors： Huibregtse JM,Scheffner M,Howley PM

更新日期：1993-08-01 00:00:00

abstract：:Progesterone receptor (PR) and ErbB-2 bidirectional cross talk participates in breast cancer development. Here, we identified a new mechanism of the PR and ErbB-2 interaction involving the PR induction of ErbB-2 nuclear translocation and the assembly of a transcriptional complex in which ErbB-2 acts as a coactivator o...

journal_title：Molecular and cellular biology

authors： Béguelin W,Díaz Flaqué MC,Proietti CJ,Cayrol F,Rivas MA,Tkach M,Rosemblit C,Tocci JM,Charreau EH,Schillaci R,Elizalde PV

更新日期：2010-12-01 00:00:00

abstract：:Chinese hamster-human interspecific hybrid cells, which contain human chromosome 5 and express four genes linked on that chromosome, were subjected to selective conditions requiring them to retain one of the four linked genes, leuS (encoding leucyl-tRNA synthetase), but lose another, either emtB (encoding ribosomal pr...

journal_title：Molecular and cellular biology

authors： Dana S,Wasmuth JJ

更新日期：1982-10-01 00:00:00

abstract：:Small nucleolar RNAs (snoRNAs) orchestrate the modification and cleavage of pre-rRNA and are essential for ribosome biogenesis. Recent data suggest that after nucleoplasmic synthesis, snoRNAs transiently localize to the Cajal body (in plant and animal cells) or the homologous nucleolar body (in budding yeast) for matu...

journal_title：Molecular and cellular biology

authors： Qiu H,Eifert J,Wacheul L,Thiry M,Berger AC,Jakovljevic J,Woolford JL Jr,Corbett AH,Lafontaine DL,Terns RM,Terns MP

更新日期：2008-06-01 00:00:00

abstract：:The Polycomb group (PcG) of proteins represses homeotic gene expression through the assembly of multiprotein complexes on key regulatory elements. The mechanisms mediating complex assembly have remained enigmatic since most PcG proteins fail to bind DNA. We now demonstrate that the human PcG protein dinG interacts wit...

journal_title：Molecular and cellular biology

authors： Tuckfield A,Clouston DR,Wilanowski TM,Zhao LL,Cunningham JM,Jane SM

更新日期：2002-03-01 00:00:00

abstract：:The yeast gene MCK1 encodes a serine/threonine protein kinase that is thought to function in regulating kinetochore activity and entry into meiosis. Disruption of MCK1 confers a cold-sensitive phenotype, a temperature-sensitive phenotype, and sensitivity to the microtubule-destabilizing drug benomyl and leads to loss ...

journal_title：Molecular and cellular biology

authors： Puziss JW,Hardy TA,Johnson RB,Roach PJ,Hieter P

更新日期：1994-01-01 00:00:00