Delayed activation of the store-operated calcium current induced by calreticulin overexpression in RBL-1 cells.

abstract：:Metaphase spindles assemble to a steady state in length by mechanisms that involve microtubule dynamics and motor proteins, but they are incompletely understood. We found that Xenopus extract spindles recapitulate the length of egg meiosis II spindles, by using mechanisms intrinsic to the spindle. To probe these mecha...

journal_title：Molecular biology of the cell

authors： Mitchison TJ,Maddox P,Gaetz J,Groen A,Shirasu M,Desai A,Salmon ED,Kapoor TM

更新日期：2005-06-01 00:00:00

abstract：:The Forkhead family of transcription factors participates in the induction of death-related genes. In NMuMG and 4T1 mammary epithelial cells, transforming growth factor beta (TGF beta) induced phosphorylation and cytoplasmic retention of the Forkhead factor FKHRL1, while reducing FHKRL1-dependent transcriptional activ...

journal_title：Molecular biology of the cell

authors： Shin I,Bakin AV,Rodeck U,Brunet A,Arteaga CL

更新日期：2001-11-01 00:00:00

abstract：:Kinetochores are the proteinaceous complexes that assemble on centromeric DNA and direct eukaryotic chromosome segregation. The mechanisms by which higher eukaryotic cells define centromeres are poorly understood. Possible molecular contributors to centromere specification include the underlying DNA sequences and epig...

journal_title：Molecular biology of the cell

authors： Edwards NS,Murray AW

更新日期：2005-04-01 00:00:00

abstract：:The mechanisms and receptors involved in phagocytosis by nonhematopoietic cells are not well understood. The involvement of the alpha 3 beta 1 integrin in phagocytosis of the extracellular matrix by human breast cancer cells was studied. The possible role of this integrin was suggested since alpha 3 and beta 1 but not...

journal_title：Molecular biology of the cell

authors： Coopman PJ,Thomas DM,Gehlsen KR,Mueller SC

更新日期：1996-11-01 00:00:00

abstract：:Organelle inheritance occurs during cell division. In Saccharomyces cerevisiae, inheritance of the vacuole, and the distribution of mitochondria and cortical endoplasmic reticulum are regulated by Ptc1p, a type 2C protein phosphatase. Here we show that PTC1/VAC10 controls the distribution of additional cargoes moved b...

journal_title：Molecular biology of the cell

authors： Jin Y,Taylor Eves P,Tang F,Weisman LS

更新日期：2009-03-01 00:00:00

abstract：:Apoptotic cells are cleared by phagocytosis during development, homeostasis, and pathology. However, it is still unclear how necrotic cells are removed. We compared the phagocytic uptake by macrophages of variants of L929sA murine fibrosarcoma cells induced to die by tumor necrosis factor-induced necrosis or by Fas-me...

journal_title：Molecular biology of the cell

authors： Brouckaert G,Kalai M,Krysko DV,Saelens X,Vercammen D,Ndlovu MN,Haegeman G,D'Herde K,Vandenabeele P

更新日期：2004-03-01 00:00:00

abstract：:In budding yeast, spindle polarity relies on a precise temporal program of cytoplasmic microtubule-cortex interactions throughout spindle assembly. Loss of Clb5-dependent kinase activity under conditions of attenuated Cdc28 function disrupts this program, resulting in diploid-specific lethality. Here we show that pola...

journal_title：Molecular biology of the cell

authors： Segal M,Bloom K,Reed SI

更新日期：2000-11-01 00:00:00

abstract：:In Schizosaccharomyces pombe, the Sty1 mitogen-activated protein kinase and the Atf1 transcription factor control transcriptional induction in response to elevated salt concentrations. Herein, we demonstrate that two repressors, Tup11 and Tup12, and the Prr1 transcription factor also function in the response to salt s...

journal_title：Molecular biology of the cell

authors： Greenall A,Hadcroft AP,Malakasi P,Jones N,Morgan BA,Hoffman CS,Whitehall SK

更新日期：2002-09-01 00:00:00

abstract：:Export of mRNA from the nucleus is linked to proper processing and packaging into ribonucleoprotein complexes. Although several observations indicate a coupling between mRNA 3' end formation and export, it is not known how these two processes are mechanistically connected. Here, we show that a subunit of the mammalian...

journal_title：Molecular biology of the cell

authors： Ruepp MD,Aringhieri C,Vivarelli S,Cardinale S,Paro S,Schümperli D,Barabino SM

更新日期：2009-12-01 00:00:00

abstract：:Human HT2-19 cells with a conditional cdk1 mutation stop dividing upon cdk1 inactivation and undergo multiple rounds of endoreplication. We show herein that major cell cycle events remain synchronized in these endoreplicating cells. DNA replication alternates with gap phases and cell cycle-specific cyclin E expression...

journal_title：Molecular biology of the cell

authors： Laronne A,Rotkopf S,Hellman A,Gruenbaum Y,Porter AC,Brandeis M

更新日期：2003-09-01 00:00:00

abstract：:Insulin maintains whole body blood glucose homeostasis, in part, by regulating the amount of the GLUT4 glucose transporter on the cell surface of fat and muscle cells. Insulin induces the redistribution of GLUT4 from intracellular compartments to the plasma membrane, by stimulating a large increase in exocytosis and a...

journal_title：Molecular biology of the cell

authors： Zeigerer A,McBrayer MK,McGraw TE

更新日期：2004-10-01 00:00:00

abstract：:Polalpha is the principal DNA polymerase for initiation of DNA replication and also functions in postinitiation DNA synthesis. In this study, we investigated the cell cycle responses induced by mutations in polalpha+. Germinating spores carrying either a deletion of polalpha+ (polalphaDelta) or a structurally intact b...

journal_title：Molecular biology of the cell

authors： Bhaumik D,Wang TS

更新日期：1998-08-01 00:00:00

abstract：:During a search for genes controlling conidial dormancy in Aspergillus fumigatus, two dehydrin-like genes, DprA and DprB, were identified. The deduced proteins had repeated stretches of 23 amino acids that contained a conserved dehydrin-like protein (DPR) motif. Disrupted DprAΔ mutants were hypersensitive to oxidative...

journal_title：Molecular biology of the cell

authors： Wong Sak Hoi J,Lamarre C,Beau R,Meneau I,Berepiki A,Barre A,Mellado E,Read ND,Latgé JP

更新日期：2011-06-01 00:00:00

abstract：:Glycerophosphoinositol 4-phosphate (GroPIns-4P) is a biologically active, water-soluble phospholipase A metabolite derived from phosphatidylinositol 4-phosphate, whose cellular concentrations have been reported to increase in Ras-transformed cells. It is therefore important to understand its biological activities. Her...

journal_title：Molecular biology of the cell

authors： Mancini R,Piccolo E,Mariggio' S,Filippi BM,Iurisci C,Pertile P,Berrie CP,Corda D

更新日期：2003-02-01 00:00:00

abstract：:Oncostatin M and cAMP signaling stimulate apical surface-directed membrane trafficking and apical lumen development in hepatocytes, both in a protein kinase A (PKA)-dependent manner. Here, we show that oncostatin M, but not cAMP, promotes the A-kinase anchoring protein (AKAP)-dependent anchoring of the PKA regulatory ...

journal_title：Molecular biology of the cell

authors： Wojtal KA,Hoekstra D,van Ijzendoorn SC

更新日期：2007-07-01 00:00:00

abstract：:Microtubule-associated proteins (MAPs) are a functionally highly diverse class of proteins that help to adjust the shape and function of the microtubule cytoskeleton in space and time. For this purpose, MAPs structurally support microtubules, modulate their dynamic instability, or regulate the activity of associated m...

journal_title：Molecular biology of the cell

authors： Drechsler H,Xu Y,Geyer VF,Zhang Y,Diez S

更新日期：2019-11-15 00:00:00

abstract：:Polypeptides targeted to the yeast endoplasmic reticulum (ER) posttranslationally are thought to be kept in the cytoplasm in an unfolded state by Hsp70 chaperones before translocation. We show here that Escherichia coli beta-lactamase associated with Hsp70, but adopted a native-like conformation before translocation i...

journal_title：Molecular biology of the cell

authors： Paunola E,Suntio T,Jämsä E,Makarow M

更新日期：1998-04-01 00:00:00

abstract：:The small G proteins Cdc42, Rac1, and Rac2 regulate the rearrangements of actin and membrane necessary for Fcgamma receptor-mediated phagocytosis by macrophages. Activated, GTP-bound Cdc42, Rac1, and Rac2 bind to the p21-binding domain (PBD) of PAK1, and this interaction provided a basis for microscopic methods to loc...

journal_title：Molecular biology of the cell

authors： Hoppe AD,Swanson JA

更新日期：2004-08-01 00:00:00

abstract：:The protein composition of the plasma membrane is rapidly remodeled in response to changes in nutrient availability or cellular stress. This occurs, in part, through the selective ubiquitylation and endocytosis of plasma membrane proteins, which in the yeast Saccharomyces cerevisiae is mediated by the HECT E3 ubiquiti...

journal_title：Molecular biology of the cell

authors： Baile MG,Guiney EL,Sanford EJ,MacGurn JA,Smolka MB,Emr SD

更新日期：2019-12-01 00:00:00

abstract：:Disassembly of the epithelial apical junctional complex (AJC), composed of the tight junction (TJ) and adherens junction (AJ), is important for normal tissue remodeling and pathogen-induced disruption of epithelial barriers. Using a calcium depletion model in T84 epithelial cells, we previously found that disassembly ...

journal_title：Molecular biology of the cell

authors： Ivanov AI,McCall IC,Parkos CA,Nusrat A

更新日期：2004-06-01 00:00:00

abstract：:The TAM receptor protein tyrosine kinases Tyro3, Axl, and Mer play important roles in macrophage function. We investigated the roles of the TAM receptors in mediating the induction of hepatocyte growth factor (HGF) during the interaction of macrophages with apoptotic cells. Mer-specific neutralizing antibody, small in...

journal_title：Molecular biology of the cell

authors： Park HJ,Baen JY,Lee YJ,Choi YH,Kang JL

更新日期：2012-08-01 00:00:00

abstract：:NSF and p97 are related AAA proteins implicated in membrane trafficking and organelle biogenesis. p97 is also involved in pathways that lead to ubiquitin-dependent proteolysis, including ER-associated degradation (ERAD). In this study, we have used dominant interfering ATP-hydrolysis deficient mutants (NSF(E329Q) and ...

journal_title：Molecular biology of the cell

authors： Dalal S,Rosser MF,Cyr DM,Hanson PI

更新日期：2004-02-01 00:00:00

abstract：:Fibroblast growth factor (FGF) receptors (FGFRs) signal to modulate diverse cellular functions, including epithelial cell morphogenesis. In epithelial cells, E-cadherin plays a key role in cell-cell adhesion, and its function can be regulated through endocytic trafficking. In this study, we investigated the location, ...

journal_title：Molecular biology of the cell

authors： Bryant DM,Wylie FG,Stow JL

更新日期：2005-01-01 00:00:00

abstract：:NuMA is an abundant long coiled-coil protein that plays a prominent role in spindle organization during mitosis. In interphase, NuMA is localized to the nucleus and hypothesized to control gene expression and chromatin organization. However, because of the prominent mitotic phenotype upon NuMA loss, its precise functi...

journal_title：Molecular biology of the cell

authors： Rajeevan A,Keshri R,Kapoor S,Kotak S

更新日期：2020-10-15 00:00:00

abstract：:Phosphatidylinositol transfer proteins (PITPs) regulate the interface between lipid metabolism and specific steps in membrane trafficking through the secretory pathway in eukaryotes. Herein, we describe the cis-acting information that controls PITPbeta localization in mammalian cells. We demonstrate PITPbeta localizes...

journal_title：Molecular biology of the cell

authors： Phillips SE,Ile KE,Boukhelifa M,Huijbregts RP,Bankaitis VA

更新日期：2006-06-01 00:00:00

abstract：:Cysteine string protein (Csp) is essential for neurotransmitter release in Drosophila. It has been suggested that Csp functions by regulating the activity of presynaptic Ca2+ channels, thus controlling exocytosis. We have examined the effect of overexpressing Csp1 in PC12 cells, a neuroendocrine cell line. PC12 cell c...

journal_title：Molecular biology of the cell

authors： Chamberlain LH,Burgoyne RD

更新日期：1998-08-01 00:00:00

abstract：:The human fungal pathogen Candida albicans can switch between yeast, pseudohyphal, and hyphal morphologies. To investigate whether the distinctive characteristics of hyphae are due to increased activity of the Cdc42 GTPase, strains lacking negative regulators of Cdc42 were constructed. Unexpectedly, the deletion of th...

journal_title：Molecular biology of the cell

authors： Court H,Sudbery P

更新日期：2007-01-01 00:00:00

abstract：:A primary cilium is found on most mammalian cells, where it acts as a cellular antenna for the reception of both mechanical and chemical signals. A variety of diseases are associated with defective ciliogenesis, reflecting the ubiquity of the function of cilia and the number of proteins required for their assembly. Pr...

journal_title：Molecular biology of the cell

authors： Copeland SJ,McRae A,Guarguaglini G,Trinkle-Mulcahy L,Copeland JW

更新日期：2018-07-01 00:00:00

abstract：:Clathrin-mediated endocytosis is a major pathway for uptake of lipid and protein cargo at the plasma membrane. The lattices of clathrin-coated pits and vesicles are comprised of triskelions, each consisting of three oligomerized heavy chains (HC) bound by a light chain (LC). In addition to binding HC, LC interacts wit...

journal_title：Molecular biology of the cell

authors： Newpher TM,Idrissi FZ,Geli MI,Lemmon SK

更新日期：2006-10-01 00:00:00

abstract：:Loss-of-function mutations in the nonconventional myosin Vb (Myo5b) result in microvillus inclusion disease (MVID) and massive secretory diarrhea that often begins at birth. Myo5b mutations disrupt the apical recycling endosome (ARE) and membrane traffic, resulting in reduced surface expression of apical membrane prot...

journal_title：Molecular biology of the cell

authors： Forteza R,Ahsan MK,Cartón-García F,Arango D,Ameen NA,Salas PJ

更新日期：2019-12-15 00:00:00