Genomic imprinting: control of gene expression by epigenetic inheritance.

abstract：:The cortical force-generating machinery pulls on dynamic plus-ends of astral microtubules to control spindle position and orientation, which underlie division type specification and cellular patterning in many eukaryotic cells. A prior work identified cytoplasmic dynein, a minus-end directed microtubule motor, as a ke...

journal_title：Current opinion in cell biology

authors： Kiyomitsu T

更新日期：2019-10-01 00:00:00

abstract：:This past year has seen a significant increase in our understanding of eukaryotic origins of replication, of the proteins that identify these origins, of DNA sequences that promote their unwinding, and of transcription factors that stimulate origin activity. DNA replication begins at specific sites in both simple and ...

journal_title：Current opinion in cell biology

authors： DePamphilis ML

更新日期：1993-06-01 00:00:00

abstract：:The pancreas is derived from the foregut endoderm during embryonic development. After gastrulation and endoderm germ layer formation complex morphogenetic events coupled with cell differentiation programs pattern the gut tube and induce pancreas organogenesis. This results in formation of exocrine, ductal and hormone-...

journal_title：Current opinion in cell biology

authors： Scheibner K,Bakhti M,Bastidas-Ponce A,Lickert H

更新日期：2019-12-01 00:00:00

abstract：:Acetyl-CoA represents a key node in metabolism due to its intersection with many metabolic pathways and transformations. Emerging evidence reveals that cells monitor the levels of acetyl-CoA as a key indicator of their metabolic state, through distinctive protein acetylation modifications dependent on this metabolite....

journal_title：Current opinion in cell biology

authors： Shi L,Tu BP

更新日期：2015-04-01 00:00:00

abstract：:Cellular plasticity is now recognized as a fundamental feature of tissue biology. The steady-state differentiation of stem and progenitor cells into mature cells is, in itself, the index form of cellular plasticity in adult organisms. Following injury, when it is critical to quickly regenerate and restore tissue integ...

journal_title：Current opinion in cell biology

authors： Paksa A,Rajagopal J

更新日期：2017-12-01 00:00:00

abstract：:Emerging studies indicate that connexins have activities completely unrelated to gap junctions and, conversely, that non-connexin proteins can form gap junction channels. ...

journal_title：Current opinion in cell biology

authors： Stout C,Goodenough DA,Paul DL

更新日期：2004-10-01 00:00:00

abstract：:Several homeotic genes controlling flower development have been characterized in Antirrhinum and Arabidopsis. Comparisons of their mutant phenotypes, expression patterns and genetic interactions have revealed that many of the basic mechanisms controlling flower development have been conserved in evolution, although im...

journal_title：Current opinion in cell biology

authors： Coen ES

更新日期：1992-12-01 00:00:00

abstract：:Recent advances in the study of protein translocation across the membrane of the endoplasmic reticulum include insights into the mechanism of signal-sequence function. Biochemical and genetic studies have provided further evidence that lumenal proteins perform direct roles in secretory protein translocation and in the...

journal_title：Current opinion in cell biology

authors： Nicchitta CV

更新日期：2002-08-01 00:00:00

abstract：:The principal subunits of a large superfamily of plasma-membrane cation channels are functionally autonomous in ion conductance and in gating by membrane potential and intracellular ligands. Recent work has located the structural elements responsible for the ion conductance and gating of these channels. These studies ...

journal_title：Current opinion in cell biology

authors： Catterall WA

更新日期：1994-08-01 00:00:00

abstract：:The nuclear pore complex (NPC) has long been viewed as a point-like entry and exit channel between the nucleus and the cytoplasm. New data support a different view whereby the complex displays distinct spatial dynamics of variable duration ranging from milliseconds to events spanning the entire cell cycle. Discrete in...

journal_title：Current opinion in cell biology

authors： Grünwald D,Singer RH

更新日期：2012-02-01 00:00:00

abstract：:The epithelia are the avascular layers of cells that cover the environment-exposed surfaces of the body. It appears that T cells localize to selected sites in or adjacent to epithelia via the selective expression of adhesion molecules and chemokine receptors on T cells. These bind to counter-receptors and to chemokine...

journal_title：Current opinion in cell biology

authors： Agace WW,Higgins JM,Sadasivan B,Brenner MB,Parker CM

更新日期：2000-10-01 00:00:00

abstract：:Determining the premalignant lesions that develop into malignant tumours remains a daunting task. Brain tumours are frequently characterised by a block in differentiation, implying that normal developmental pathways become hijacked during tumourigenesis. However, the heterogeneity of stem cells and their progenitors i...

journal_title：Current opinion in cell biology

authors： Hakes AE,Brand AH

更新日期：2019-10-01 00:00:00

abstract：:Germline stem cells (GSCs) sustain gametogenesis during the life of organisms. Recent progress has substantially extended our understanding of GSC behavior, including the mechanisms of stem cell self-renewal, asymmetric stem cell division, stem cell niches, dedifferentiation, and tissue aging. GSCs typically are highl...

journal_title：Current opinion in cell biology

authors： Yuan H,Yamashita YM

更新日期：2010-12-01 00:00:00

abstract：:Senescence represents a permanent exit from the cell cycle and its role in curtailing the proliferation of damaged and potentially oncogenic cells has relevance both as a front-line defense against cancer and as an underlying cause of aging. The retinoblastoma protein (RB) and p53 tumor suppressors are central to the ...

journal_title：Current opinion in cell biology

authors： Chandler H,Peters G

更新日期：2013-12-01 00:00:00

abstract：:The past year has witnessed refinements in models of spliceosome assembly pathways and in the understanding of how splicing factors of the serine/arginine-rich (SR) protein family function. The role of splicing in human genetic diseases has also received a lot of attention recently as exonic splicing enhancers become ...

journal_title：Current opinion in cell biology

authors： Hastings ML,Krainer AR

更新日期：2001-06-01 00:00:00

abstract：:Signaling involves the coordinated action of multiple molecules including stimuli, receptors and enzymes part of which interact with the transcriptional machinery and target chromatin. Signaling systems regulate the cell events responsible for survival, development and homeostasis. Many of the signaling pathways induc...

journal_title：Current opinion in cell biology

authors： Suganuma T,Workman JL

更新日期：2013-06-01 00:00:00

abstract：:Cellular asymmetries have been proposed to play a role in plant embryogenesis. Genetic studies of Arabidopsis and other experimental approaches in several plant species have addressed the origins of cellular asymmetry in specific cases. Although zygote polarity, which precedes the formation of the apical-basal axis of...

journal_title：Current opinion in cell biology

authors： Jürgens G,Grebe M,Steinmann T

更新日期：1997-12-01 00:00:00

abstract：:The G protein-coupled receptor (GPCR) family is among the most druggable families in the human proteome. GPCRs are involved in most physiological processes, and our ability to modulate their activity is a hallmark of modern pharmacology. The means by which the activity of GPCRs can be modulated have been expanded by e...

journal_title：Current opinion in cell biology

authors： Giguere PM,Kroeze WK,Roth BL

更新日期：2014-04-01 00:00:00

abstract：:The number and variety of factors underlying control of gene expression have been frequently underestimated. Non-coding RNAs generated through pervasive transcription have recently been implicated in shaping the transcriptional landscape in different organisms from bacteria to higher eukaryotes, adding a previously un...

journal_title：Current opinion in cell biology

authors： Castelnuovo M,Stutz F

更新日期：2015-06-01 00:00:00

abstract：:The activation of the serine/threonine kinase Raf-1 is proving to be an intricate multistep process. Recent advances in elucidating how Raf-1 becomes activated in response to signaling events have emphasized the role of phosphorylation and protein interactions in Raf-1 regulation. The picture clearly emerging is that ...

journal_title：Current opinion in cell biology

authors： Morrison DK,Cutler RE

更新日期：1997-04-01 00:00:00

abstract：:As a 'double-edged sword', neutrophil (polymorphonuclear leukocyte) migration across epithelial-lined organs is an important component of host defense, but it also results in epithelial pathophysiology and disease symptoms. There have been significant advances in better understanding the mechanisms of how leukocytes c...

journal_title：Current opinion in cell biology

authors： Zen K,Parkos CA

更新日期：2003-10-01 00:00:00

abstract：:The SR (Ser-Arg) proteins are a family of nuclear factors that play multiple important roles in splicing of mRNA precursors in metazoan organisms, functioning in both constitutive and regulated splicing. Certain of these functions are redundant, such that any single SR proteins will suffice, but other functions are un...

journal_title：Current opinion in cell biology

authors： Tacke R,Manley JL

更新日期：1999-06-01 00:00:00

abstract：:There is accumulating evidence that lateral assemblies (rafts) of sphingolipids and cholesterol form platforms that serve to support numerous cellular events in membrane traffic and signal transduction. Raft membrane microdomains are thought to function by preferentially associating with specific proteins while exclud...

journal_title：Current opinion in cell biology

authors： Harder T,Simons K

更新日期：1997-08-01 00:00:00

abstract：:The arrangement and dynamics of chromosomes inside the nucleus of mammalian cells have been studied intensively over the last two years. Although chromosomes are relatively immobile and occupy non-random positions in interphase, their dynamic movements in mitosis have traditionally been assumed to randomize this arran...

journal_title：Current opinion in cell biology

authors： Gerlich D,Ellenberg J

更新日期：2003-12-01 00:00:00

abstract：:The importance of cell migration for both normal physiological functions and disease processes has been clear for the past 50 years. Although investigations of two-dimensional (2D) migration in regular tissue culture have elucidated many important molecular mechanisms, recent evidence suggests that cell migration depe...

journal_title：Current opinion in cell biology

authors： Doyle AD,Petrie RJ,Kutys ML,Yamada KM

更新日期：2013-10-01 00:00:00

abstract：:The hetero-hexameric origin recognition complex (ORC) is well known for its separable roles in DNA replication and heterochromatin assembly. However, ORC and its individual subunits have been implicated in diverse cellular activities in both the nucleus and the cytoplasm. Some of ORC's implied functions, such as cell ...

journal_title：Current opinion in cell biology

authors： Sasaki T,Gilbert DM

更新日期：2007-06-01 00:00:00

abstract：:The cell biologist's insight into endosomal diversity, in terms of both form and function, has increased dramatically in the past few years. This understanding has been promoted by the availability of powerful new techniques that allow imaging of both cargo and machinery in the endocytic process in real time, and by o...

journal_title：Current opinion in cell biology

authors： Perret E,Lakkaraju A,Deborde S,Schreiner R,Rodriguez-Boulan E

更新日期：2005-08-01 00:00:00

abstract：:Maintenance of the highly organized striated muscle tissue requires a cell-wide dynamic network that through interactions with all vital cell structures, provides an effective mechanochemical integrator of morphology and function, absolutely necessary for intra-cellular and intercellular coordination of all muscle fun...

journal_title：Current opinion in cell biology

authors： Capetanaki Y,Papathanasiou S,Diokmetzidou A,Vatsellas G,Tsikitis M

更新日期：2015-02-01 00:00:00

abstract：:Recently, DAP-kinase was identified as one of the essential regulators of autophagy, activated by signals such as cytokines and ER stress. DAP-kinase is a tumor suppressor that mediates several cell death pathways, such as apoptosis and programmed necrosis. Likewise, functional studies suggest that DAP-kinase may dire...

journal_title：Current opinion in cell biology

authors： Bialik S,Kimchi A

更新日期：2010-04-01 00:00:00

abstract：:Ephrins are cell-surface-tethered ligands for Eph receptors, the largest family of receptor tyrosine kinases. During development, the Eph/ephrin cell communication system appears to influence cell behavior such as attraction/repulsion, adhesion/de-adhesion and migration, thereby influencing cell fate, morphogenesis an...

journal_title：Current opinion in cell biology

authors： Klein R

更新日期：2004-10-01 00:00:00