abstract：:It has been only 15 years since studies began on the molecular mechanisms underlying mitochondrial fission and fusion using simple model organisms such as Drosophila, yeast, and Caenorhabditis elegans. Beyond the primary functions of mitochondrial fission and fusion in controlling organelle shape, size, and number, it...

journal_title：Trends in cell biology

authors： Itoh K,Nakamura K,Iijima M,Sesaki H

更新日期：2013-02-01 00:00:00

abstract：:Members of the myosin-I family of molecular motors are expressed in many eukaryotes, where they are involved in a multitude of critical processes. Humans express eight distinct members of the myosin-I family, making it the second largest family of myosins expressed in humans. Despite the high degree of sequence conser...

journal_title：Trends in cell biology

authors： Greenberg MJ,Ostap EM

更新日期：2013-02-01 00:00:00

abstract：:Evolutionary conserved and pleiotropic, the TPT1/TCTP gene (translationally controlled tumor protein, also called HRF, fortilin), encodes a highly structured mRNA shielded by ribonucleoproteins and closely resembling viral particles. This mRNA activates, as do viruses, protein kinase R (PKR). The TPT1/TCTP protein is ...

journal_title：Trends in cell biology

authors： Amson R,Pece S,Marine JC,Di Fiore PP,Telerman A

更新日期：2013-01-01 00:00:00

abstract：:Neurodegenerative diseases are typically late-onset, progressive disorders that affect neural function and integrity. Although most attention has been focused on the genetic underpinnings of familial disease, mechanisms are likely to be shared with more predominant sporadic forms, which can be influenced by age, envir...

journal_title：Trends in cell biology

authors： Abe M,Bonini NM

更新日期：2013-01-01 00:00:00

abstract：:Substantial progress has been made in recent years toward understanding the molecular mechanisms by which tumor cells, and the supporting stroma, degrade confining matrix during migration. Significant attention has been focused on understanding the biology of several dynamic and distinct, but remarkably related, cell ...

journal_title：Trends in cell biology

authors： McNiven MA

更新日期：2013-01-01 00:00:00

abstract：:The components of the bacterial division machinery assemble to form a dynamic ring at mid-cell that drives cytokinesis. The nature of most division proteins and their assembly pathway is known. Our knowledge about the biochemical activities and protein interactions of some key division elements, including those respon...

journal_title：Trends in cell biology

authors： Martos A,Jiménez M,Rivas G,Schwille P

更新日期：2012-12-01 00:00:00

abstract：:Nuclear factor kappa B (NF-κB) transcription factors are evolutionarily conserved, coordinating regulators of immune and inflammatory responses. They also play a pivotal role in oncogenesis and metabolic disorders. Several studies during the past two decades have highlighted the key role of the IKK/NF-κB pathway in th...

journal_title：Trends in cell biology

authors： Tornatore L,Thotakura AK,Bennett J,Moretti M,Franzoso G

更新日期：2012-11-01 00:00:00

abstract：:It is widely believed that calorie restriction (CR) can extend the lifespan of model organisms and protect against aging-related diseases. A potential CR mimetic is resveratrol, which may have beneficial effects against numerous diseases such as type 2 diabetes, cardiovascular diseases, and cancer in tissue culture an...

journal_title：Trends in cell biology

authors： Chung JH,Manganiello V,Dyck JR

更新日期：2012-10-01 00:00:00

abstract：:It is well known that actin can associate with intracellular membranes to drive endocytosis and the rocketing motion of bacteria, virions and some organelles and to regulate synaptic vesicle plasticity. Actin also has been extensively reported to be involved at several steps of exocytosis; however, it has typically be...

journal_title：Trends in cell biology

authors： Nightingale TD,Cutler DF,Cramer LP

更新日期：2012-06-01 00:00:00

abstract：:Embryonic stem (ES) cells, like all cell types, are defined by their unique transcriptional signatures. The ability of ES cells to self-renew or exit the pluripotent state and enter differentiation requires extensive changes in their transcriptome and epigenome. Remarkably, transcriptional programs governing each cell...

journal_title：Trends in cell biology

authors： Fong YW,Cattoglio C,Yamaguchi T,Tjian R

更新日期：2012-06-01 00:00:00

abstract：:Mitochondria possess a complex architecture with two membranes. The inner membrane is divided into two domains: the inner boundary membrane, which is adjacent to the outer membrane, and membrane invaginations termed cristae. Both domains are connected by tubular openings, the crista junctions. Recent studies led to th...

journal_title：Trends in cell biology

authors： van der Laan M,Bohnert M,Wiedemann N,Pfanner N

更新日期：2012-04-01 00:00:00

abstract：:The power of fluorescence microscopy to study cellular structures and macromolecular complexes spans a wide range of size scales, from studies of cell behavior and function in physiological 3D environments to understanding the molecular architecture of organelles. At each length scale, the challenge in 3D imaging is t...

journal_title：Trends in cell biology

authors： Fischer RS,Wu Y,Kanchanawong P,Shroff H,Waterman CM

更新日期：2011-12-01 00:00:00

abstract：:The nucleus is a spatially organized compartment. The most obvious way in which this is achieved is at the level of chromosomes. The positioning of chromosomes with respect to nuclear landmarks and with respect to each other is both non-random and cell-type specific. This suggests that cells possess molecular mechanis...

journal_title：Trends in cell biology

authors： Meldi L,Brickner JH

更新日期：2011-12-01 00:00:00

abstract：:Epithelial cells comprise the foundation for the majority of organs in the mammalian body, and are the source of approximately 90% of all human cancers. Characteristically, epithelial cells form intercellular adhesions, exhibit apical/basal polarity, and orient their mitotic spindles in the plane of the epithelial she...

journal_title：Trends in cell biology

authors： McCaffrey LM,Macara IG

更新日期：2011-12-01 00:00:00

abstract：:Like the conductor of an orchestra, the Sec protein translocation channel is the platform needed to bring together the many different players required for the constitutive and obligatory process of protein transport. This conserved membrane channel, termed SecY in bacteria and Sec61 in eukaryotes, creates a ubiquitous...

journal_title：Trends in cell biology

authors： Dalal K,Duong F

更新日期：2011-09-01 00:00:00

abstract：:Most published work on post-translational histone modifications focuses on small covalent alterations such as acetylation, methylation and phosphorylation. By contrast, fewer data are available on the modification of histones by ADP-ribose. Discussion of the biological significance of histone ADP-ribosylation has ofte...

journal_title：Trends in cell biology

authors： Messner S,Hottiger MO

更新日期：2011-09-01 00:00:00

abstract：:Diabetes is a metabolic disease affecting nearly 300 million individuals worldwide. Both types of diabetes (1 and 2) are characterized by loss of functional pancreatic β-cell mass causing different degrees of insulin deficiency. The Bcl-2 family has a double-edged effect in diabetes. These proteins are crucial control...

journal_title：Trends in cell biology

authors： Gurzov EN,Eizirik DL

更新日期：2011-07-01 00:00:00

abstract：:Accurate chromosome segregation depends on the proper attachment of sister kinetochores to microtubules emanating from opposite spindle poles. Merotelic kinetochore orientation is an error in which a single kinetochore is attached to microtubules emanating from both spindle poles. Despite correction mechanisms, merote...

journal_title：Trends in cell biology

authors： Gregan J,Polakova S,Zhang L,Tolić-Nørrelykke IM,Cimini D

更新日期：2011-06-01 00:00:00

abstract：:Membrane trafficking pathways function to sort and transport cargoes to various intracellular compartments and to the plasma membrane. This allows precise spatiotemporal control of processes such as signal transduction, which in turn is crucial for complex cell functions such as cell division, migration and polarity. ...

journal_title：Trends in cell biology

authors： Wickström SA,Fässler R

更新日期：2011-05-01 00:00:00

abstract：:Autophagy is a highly conserved process that allows cells, tissues and organs to survive onslaughts such as nutrient deprivation, inflammation, hypoxia and other stresses. The core component proteins that regulate autophagy are well known, and the formation of a double-membrane structure that encompasses cytosolic car...

journal_title：Trends in cell biology

authors： McEwan DG,Dikic I

更新日期：2011-04-01 00:00:00

abstract：:A major challenge of developmental biology is to understand how cells coordinate developmental behaviors with their neighbors. To achieve this, cells often employ signaling molecules that emanate from a local source and act at a distance on target cells. The Hedgehog morphogen is an essential signaling molecule requir...

journal_title：Trends in cell biology

authors： Gallet A

更新日期：2011-04-01 00:00:00

abstract：:Electrophysiological studies have implicated voltage-gated proton channels in several specific cellular contexts. In neutrophils, they mediate charge compensation that is associated with the oxidative burst of phagocytosis. Molecular characterization of the hydrogen voltage-gated channel 1 (HVCN1) has enabled identifi...

journal_title：Trends in cell biology

authors： Capasso M,DeCoursey TE,Dyer MJ

更新日期：2011-01-01 00:00:00

abstract：:The morphological diversity of animals, fungi, plants, and other multicellular organisms stems from the fact that each lineage acquired multicellularity independently. A prerequisite for each origin of multicellularity was the evolution of mechanisms for stable cell-cell adhesion or attachment. Recent advances in comp...

journal_title：Trends in cell biology

authors： Abedin M,King N

更新日期：2010-12-01 00:00:00

abstract：:Members of the transforming growth factor-beta (TGF-beta) family play pivotal roles in development and disease. These cytokines elicit their pleiotropic effects on cells, including endothelial and mural cells, through specific type I and type II serine/threonine kinase receptors and intracellular Smad transcription fa...

journal_title：Trends in cell biology

authors： Pardali E,Goumans MJ,ten Dijke P

更新日期：2010-09-01 00:00:00

abstract：:Living organisms undergo biochemical, physiological and behavioral cycles with periods ranging from seconds to years. Cycles with intermediate periods are governed by endogenous clocks that depend on oscillating gene expression. Here we illustrate the modalities and specific functions of post-transcriptional control o...

journal_title：Trends in cell biology

authors： Cibois M,Gautier-Courteille C,Legagneux V,Paillard L

更新日期：2010-09-01 00:00:00

abstract：:In response to stress, p53 initiates the transcriptional regulation of selected target genes and various cellular responses, including cell cycle arrest, apoptosis and senescence. Recent studies revealed two additional functions of p53 in the regulation of IGF-1/AKT/mTOR pathways and energy metabolism, contributing to...

journal_title：Trends in cell biology

authors： Feng Z,Levine AJ

更新日期：2010-07-01 00:00:00

abstract：:Caveolae are ampullate (flask-shaped) invaginations that are abundant in the plasma membrane of many mammalian cell types. Although caveolae are implicated in a wide range of processes including endothelial transcytosis, lipid homeostasis and cellular signalling, a detailed molecular picture of many aspects of their f...

journal_title：Trends in cell biology

authors： Hansen CG,Nichols BJ

更新日期：2010-04-01 00:00:00

abstract：:Polarised vesicle trafficking has been suggested to regulate cell migration. Understanding how this takes place has been complicated by the use of disparate assays and cellular models. Although polarised trafficking does occur in cell motility it is not clear which pathways are involved. We propose a model for migrati...

journal_title：Trends in cell biology

authors： Fletcher SJ,Rappoport JZ

更新日期：2010-02-01 00:00:00

abstract：:While the presence of phosphoinositides in the nuclei of eukaryotes and the identity of the enzymes responsible for their metabolism have been known for some time, their functions in the nucleus are only now emerging. This is illustrated by the recent identification of effectors for nuclear phosphoinositides. Like the...

journal_title：Trends in cell biology

authors： Barlow CA,Laishram RS,Anderson RA

更新日期：2010-01-01 00:00:00

abstract：:A wealth of evidence underscores the tight link between oxidative stress, neurodegeneration and aging. When the level of excess reactive oxygen species (ROS) increases in the cell, a phenomenon characteristic of aging, DNA is damaged, proteins are oxidized, lipids are degraded and more ROS are produced, all culminatin...

journal_title：Trends in cell biology

authors： Sesti F,Liu S,Cai SQ

更新日期：2010-01-01 00:00:00

abstract：:The proteins reggie-1 and reggie-2 were originally discovered in neurons during axon regeneration. Subsequently, they were independently identified as markers of lipid rafts in flotation assays and were hence named flotillins. Since then, reggie/flotillin proteins have been found to be evolutionarily conserved and are...

journal_title：Trends in cell biology

authors： Stuermer CA

更新日期：2010-01-01 00:00:00

abstract：:Microtubules have been regarded as essential structures for stable neuronal morphology but new studies are highlighting their role in dynamic neuronal processes. Recent work demonstrates that the microtubule cytoskeleton has an active role during different phases of neuronal polarization - microtubules and their stabi...

journal_title：Trends in cell biology

authors： Hoogenraad CC,Bradke F

更新日期：2009-12-01 00:00:00

abstract：:Land plants have developed highly sophisticated intercellular channels called plasmodesmata (PD) that mediate the cell-to-cell trafficking of signaling molecules, including non-cell autonomous proteins (NCAPs) and RNAs. Until recently, the biological significance of this position-dependent intercellular signaling syst...

journal_title：Trends in cell biology

authors： Lucas WJ,Ham BK,Kim JY

更新日期：2009-10-01 00:00:00

abstract：:Transforming growth factor-beta (TGF-beta) regulates cell proliferation, differentiation and apoptosis, and TGF-beta-related proteins have key roles in development, tissue homeostasis and disease. Upon binding to their cell surface receptors, TGF-beta family proteins signal through Smads to induce changes in gene expr...

journal_title：Trends in cell biology

authors： Kang JS,Liu C,Derynck R

更新日期：2009-08-01 00:00:00

abstract：:In higher eukaryotes, the vast majority of protein-coding genes contain introns that must be removed from precursor mRNA (pre-mRNA) with great precision by the spliceosome. Spliceosomes are massive RNA-protein macromolecular machines with >100 distinct components that assemble onto nascent transcripts and are released...

journal_title：Trends in cell biology

authors： Rino J,Carmo-Fonseca M

更新日期：2009-08-01 00:00:00

abstract：:Motor proteins are involved in a wide range of cellular and subcellular movements. Recent studies have implicated two motor proteins in particular, myosin II and cytoplasmic dynein, in diverse aspects of cell migration. This review focuses on emerging roles for these proteins in the nervous system, with particular emp...

journal_title：Trends in cell biology

authors： Vallee RB,Seale GE,Tsai JW

更新日期：2009-07-01 00:00:00

abstract：:It is well established that the target of rapamycin (TOR) protein kinase has pivotal roles in controlling cell functions (including protein synthesis, cell growth and cell proliferation) and is implicated in numerous human diseases. Mammalian TOR complex 1 (mTORC1) signalling is activated by hormones and growth factor...

journal_title：Trends in cell biology

authors： Wang X,Proud CG

更新日期：2009-06-01 00:00:00

abstract：:Owing to the sessile nature of their lifestyle, plants have to respond to a wide range of signals, such as the force of the wind or the impedance of the soil, to entrain their development to prevailing environmental conditions. Indeed, mechanically responsive growth has been documented in plants for many years but new...

journal_title：Trends in cell biology

authors： Monshausen GB,Gilroy S

更新日期：2009-05-01 00:00:00

abstract：:The small vesicles shed from the surface of many cells upon stimulation, considered for a long time to be artefacts, are now recognized as specific structures that are distinct from the exosomes released upon exocytosis of multivesicular bodies. Recent reports indicate that shedding vesicles participate in important b...

journal_title：Trends in cell biology

authors： Cocucci E,Racchetti G,Meldolesi J

更新日期：2009-02-01 00:00:00

abstract：:The regulation of endothelial cell contacts is of central importance for the barrier function of the blood vessel wall and for the control of leukocyte extravasation. In addition, the plasticity of endothelial cell contacts is regulated during angiogenesis by growth factors, such as vascular endothelial growth factor ...

journal_title：Trends in cell biology

authors： Vestweber D,Winderlich M,Cagna G,Nottebaum AF

更新日期：2009-01-01 00:00:00