Inter-organelle membrane contact sites: through a glass, darkly.

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：:Several new members of the gelsolin family have been discovered in the past year. Determination of the structure of gelsolin and identification of lysophosphatidic acid as a negative regulator provide novel functional insights. Gelsolin is an obligate downstream effector of Rac for motility in dermal fibroblasts, regu...

journal_title：Current opinion in cell biology

authors： Kwiatkowski DJ

更新日期：1999-02-01 00:00:00

abstract：:At the time of this writing, searching Google Scholar for 'light-sheet microscopy' returns almost 8500 results; over three-quarters of which were published in the last 5 years alone. Searching for other advanced imaging methods in the last 5 years yields similar results: 'super-resolution microscopy' (>16 000), 'singl...

journal_title：Current opinion in cell biology

authors： Lemon WC,McDole K

更新日期：2020-10-01 00:00:00

abstract：:To preserve fitness in unpredictable, fluctuating environments, a range of biological systems probabilistically generate variant phenotypes--a process often referred to as 'bet-hedging', after the financial practice of diversifying assets to minimize risk in volatile markets. The molecular mechanisms enabling bet-hedg...

journal_title：Current opinion in cell biology

authors： Weinberger LS

更新日期：2015-12-01 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：:Cellular microtubules are mosaic polymers assembled from multiple αβ-tubulin isoforms bearing chemically diverse posttranslational modifications. This tubulin diversity constitutes a combinatorial code that regulates microtubule interactions with cellular effectors and alters their intrinsic dynamic and mechanical pro...

journal_title：Current opinion in cell biology

authors： Roll-Mecak A

更新日期：2019-02-01 00:00:00

abstract：:The advent of green fluorescent protein technology, its use in photobleaching experiments and the development of methods to rapidly acquire images and analyze complex datasets have opened the door to unraveling the mechanisms of nuclear functions in living cells. Studies over the past few years have characterized the ...

journal_title：Current opinion in cell biology

authors： Janicki SM,Spector DL

更新日期：2003-04-01 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：:Piwi-interacting RNAs (piRNAs) were reported in 2006 as a novel class of small non-coding RNAs associated with Piwi proteins of the Argonaute/Piwi family. Recent studies have revealed not only the biogenesis of piRNAs and their roles in transposon silencing, but also the function of the Piwi-piRNA pathway in epigeneti...

journal_title：Current opinion in cell biology

authors： Peng JC,Lin H

更新日期：2013-04-01 00:00:00

abstract：:Particle engulfment during phagocytosis has long been appreciated to be an active, actin-driven process. By contrast, the preceding stage--securing the target to the surface of the phagocyte--was thought to result from the passive diffusion of receptors along the membrane towards their ligands on the particle surface....

journal_title：Current opinion in cell biology

authors： Jaumouillé V,Grinstein S

更新日期：2011-02-01 00:00:00

abstract：:The conserved Aurora family of protein kinases have emerged as crucial regulators of mitosis and cytokinesis. Despite their high degree of homology, Aurora A and B have very distinctive localisations and functions: Aurora A associates with the spindle poles to regulate entry into mitosis, centrosome maturation and spi...

journal_title：Current opinion in cell biology

authors： Carmena M,Ruchaud S,Earnshaw WC

更新日期：2009-12-01 00:00:00

abstract：:Transport of newly synthesized material from the endoplasmic reticulum (ER) towards the Golgi complex, through the Golgi cisternae, and out of the trans-Golgi network (TGN) is thought to be mediated by vesicular carriers. Different types of vesicle are involved in this biosynthetic membrane traffic. All are coated wit...

journal_title：Current opinion in cell biology

authors： Kreis TE,Pepperkok R

更新日期：1994-08-01 00:00:00

abstract：:Directional guidance of migrating cells is relatively well explored in the reductionist setting of cell culture experiments. Here spatial gradients of chemical cues as well as gradients of mechanical substrate characteristics prove sufficient to attract single cells as well as their collectives. How such gradients pre...

journal_title：Current opinion in cell biology

authors： Majumdar R,Sixt M,Parent CA

更新日期：2014-10-01 00:00:00

abstract：:Several proteins involved in exocytosis have been identified recently, but it is still completely unclear which molecules perform the fusion event itself. Although in viral fusion the fusion proteins are known, even there the molecular mechanism remains controversial. Investigation of single fusion events by electroph...

journal_title：Current opinion in cell biology

authors： Lindau M,Almers W

更新日期：1995-08-01 00:00:00

abstract：:Classical heterochromatin chromosomal landmarks, such as centromeres and telomeres, are characterized by specific chromatin signatures. Among these, the incorporation of histone variants has recently emerged as an important feature. Using the centromere as a paradigm, we consider the role of histone variant dynamics i...

journal_title：Current opinion in cell biology

authors： Boyarchuk E,Montes de Oca R,Almouzni G

更新日期：2011-06-01 00:00:00

abstract：:Mitochondria are classically known as the essential energy producers in cells. As such, the activation of mitochondrial metabolism upon cellular differentiation was deemed a necessity to fuel the high metabolic needs of differentiated cells. However, recent studies have revealed a direct role for mitochondrial activit...

journal_title：Current opinion in cell biology

authors： Khacho M,Slack RS

更新日期：2017-12-01 00:00:00

abstract：:Actin polymerization generates the force that deforms the cell membrane, pulls the cell forward and propels endosomes and bacteria within the cell. The mechanism of force generation has been probed using experimental biomimetic systems where force generation and movement occur by the same actin-polymerization processe...

journal_title：Current opinion in cell biology

authors： Plastino J,Sykes C

更新日期：2005-02-01 00:00:00

abstract：:The structure and integrity of the mitochondrial compartment are features essential for it to function efficiently. The maintenance of mitochondrial structure in cells ranging from yeast to humans has been shown to require both ongoing fission and fusion. Recent characterization of many of the molecular components tha...

journal_title：Current opinion in cell biology

authors： Scott SV,Cassidy-Stone A,Meeusen SL,Nunnari J

更新日期：2003-08-01 00:00:00

abstract：:The past several years have seen major advances in our understanding of the mechanisms of microtubule destabilization by oncoprotein18/stathmin (Op18/stathmin) and related proteins. New structural information has clearly shown how members of the Op18/stathmin protein family bind tubulin dimers and suggests models for ...

journal_title：Current opinion in cell biology

authors： Cassimeris L

更新日期：2002-02-01 00:00:00

abstract：:Over the last five decades more than 100 types of RNA modifications have been identified in organism of all kingdoms of life, yet their function and biological relevance remain largely elusive. The recent development of transcriptome-wide techniques to detect RNA modifications such as N(6)-methyladenosine (m(6)A) and ...

journal_title：Current opinion in cell biology

authors： Blanco S,Frye M

更新日期：2014-12-01 00:00:00

abstract：:Hermansky-Pudlak syndrome defines a group of genetic disorders characterized by defects in organelles of the endosomal-lysosomal system, most notably melanosomes and platelet-dense granules. About a dozen genes have been implicated in the pathogenesis of the disease in humans and mice. Most of these genes encode novel...

journal_title：Current opinion in cell biology

authors： Dell'Angelica EC

更新日期：2004-08-01 00:00:00

abstract：:Mammalian Unc-51-like kinases 1 and 2 (ULK1 and ULK2) belong to the ULK/Atg1 family of serine/threonine kinases, which are conserved from yeast to mammals. Although ULK/Atg1 is best known for regulating flux through the autophagy pathway, it has evolutionarily conserved noncanonical functions in protein trafficking th...

journal_title：Current opinion in cell biology

authors： Wang B,Kundu M

更新日期：2017-04-01 00:00:00

abstract：:Our current understanding of the eukaryotic cell cycle attributes a key regulatory role to cyclin-dependent protein kinases. It is important, therefore, to identify the physiological substrates of these kinases, and to understand how the phosphorylation of such proteins promotes cell cycle progression. ...

journal_title：Current opinion in cell biology

authors： Nigg EA

更新日期：1993-04-01 00:00:00

abstract：:Cell shape and mechanics are determined by the interplay of three distinct cytoskeletal networks, made of actin filaments, microtubules, and intermediate filaments. These three types of cytoskeletal polymers have rather different structural and physical properties, enabling specific cellular functions. However, there ...

journal_title：Current opinion in cell biology

authors： Huber F,Boire A,López MP,Koenderink GH

更新日期：2015-02-01 00:00:00

abstract：:The epithelial-mesenchymal transition (EMT) is a fundamental process governing morphogenesis in multicellular organisms. This process is also reactivated in a variety of diseases including fibrosis and in the progression of carcinoma. The molecular mechanisms of EMT were primarily studied in epithelial cell lines, lea...

journal_title：Current opinion in cell biology

authors： Thiery JP

更新日期：2003-12-01 00:00:00

abstract：:Within the class of integral membrane proteins, the bacterial porins display a remarkable resistance to denaturants and proteases. This stability is probably crucial for the formation of highly ordered, three-dimensional crystals. Structural analysis of these crystals has been possible in atomic detail. This analysis ...

journal_title：Current opinion in cell biology

authors： Schulz GE

更新日期：1993-08-01 00:00:00

abstract：:Cell migration requires the integration and coordination of specific focal adhesion dynamics at the cell front, center and rear. In this review, we will present our understanding of the regulation of adhesion turnover and disassembly in various regions of the cell. Adhesion turnover involves a number of tyrosine kinas...

journal_title：Current opinion in cell biology

authors： Broussard JA,Webb DJ,Kaverina I

更新日期：2008-02-01 00:00:00

abstract：:Several recent scientific and technical developments have made it possible to postulate the use of the 'magic bullet' concept; that is, the identification of specific antigens present on tumor cells that can be targeted either by therapeutic antibodies or by small molecules. The use of monoclonal antibodies in cancer,...

journal_title：Current opinion in cell biology

authors： Houshmand P,Zlotnik A

更新日期：2003-10-01 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：:Actin filaments, microtubules, and intermediate filaments, have all been found to be dynamic structures in living cells. Recent studies have shed important light on the assembly, disassembly, and mobility of these structures. In addition, a growing emphasis has been placed on the regulation of cytoskeletal activities ...

journal_title：Current opinion in cell biology

authors： Wang YL

更新日期：1991-02-01 00:00:00