Semliki Forest virus penetration from endosomes: a morphological study.

abstract：:This study reports the synthesis of l-desamino-7-lysine- (fluorescein)-8-arginine-vasotocin (7-lys(flu) dAVT), and describes its biological activity in the isolated urinary bladder of the toad Bufo marinus. 7-lys(flu)dAVT was fully active in increasing bladder permeability to water. A half-maximal hydroosmotic respons...

journal_title：Biology of the cell

authors： Eggena P,Buku A

更新日期：1989-01-01 00:00:00

abstract：:The nucleolar lesions provoked by the action of ribonuclease (RNase) on living chick embryo fibroblasts were studied by means of microcinematographic analysis and at the ultrastructural level using oxidized diaminobenzidine as a differentially contrasting stain for nucleic acids. This study has shown that the inductio...

journal_title：Biology of the cell

authors： Chobert MN,Pouchelet M,Anteunis A,Gansmuller A,Robineaux R

更新日期：1983-01-01 00:00:00

abstract：BACKGROUND INFORMATION:The assembly and maintenance of cilia depend on IFT (intraflagellar transport) mediated by molecular motors and their interplay with IFT proteins. Here, we have analysed the involvement of IFT proteins in the ciliogenesis of mammalian photoreceptor cilia. RESULTS:Electron microscopy revealed tha...

journal_title：Biology of the cell

authors： Sedmak T,Wolfrum U

更新日期：2011-10-01 00:00:00

abstract：:The quick-freeze, freeze-fracture, deep-etching and rotary replication techniques were used to analyze the structural organization of Giardia duodenalis. The surface of the flagella was rugous, in contrast to the cell body surface which was smooth. The ventral region was characterized in more detail, exposing the laye...

journal_title：Biology of the cell

authors： Kattenbach WM,Diniz Junior JA,Benchimol M,de Souza W

更新日期：1996-01-01 00:00:00

abstract：:Structured mRNA elements called riboswitches control gene expression by binding to small metabolites. Over a dozen riboswitch classes have been characterized that target a broad range of molecules and vary widely in size and secondary structure. Four of the known riboswitch classes recognize purines or modified purine...

journal_title：Biology of the cell

authors： Kim JN,Breaker RR

更新日期：2008-01-01 00:00:00

abstract：:This review highlights new developments in miRNA as diagnostic and surveillance tools in diseases damaging the renal proximal tubule mediated by endothelin in the field of renal carcinoma, proteinuric kidney disease and tubulotoxicity. A new mechanism in the miRNA regulation of proteins leads to the binding of the miR...

journal_title：Biology of the cell

authors： Fries JWU

更新日期：2019-07-01 00:00:00

abstract：:Ciliary receptor cells, typified by cilia or modified cilia, are very common in the animal kingdom. In addition to the cytoskeleton of their ciliary processes these receptors possess other specific prominent cytoskeletal elements. Two representative systems are presented: i) scolopidia, mechanosensitive sensilla of va...

journal_title：Biology of the cell

authors： Wolfrum U

更新日期：1992-01-01 00:00:00

abstract：:SaOS-2 cell line presents osteoblastic characteristics which can be modulated by specific agonists involving also phosphoinositide breakdown. In order to determine whether SaOS-2 cells display a phosphoinositide signalling system not only at the cytosol-cell membrane level but also, as recently reported for other cell...

journal_title：Biology of the cell

authors： Maraldi NM,Zini N,Santi S,Bavelloni A,Valmori A,Marmiroli S,Ognibene A

更新日期：1993-01-01 00:00:00

abstract：:Photoperiodic control of several biological rhythms is exerted through the inhibitory effect of light on melatonin synthesis in the pineal organ. Hydroxyindole-O-methyltransferase (HIO-MT), the last acting-enzyme in melatonin biosynthesis, constitutes a specific marker of melatoninergic cells. In the present study, an...

journal_title：Biology of the cell

authors： Guerlotte J,Voisin P,Brisson P,Faure JP,Collin JP

更新日期：1988-01-01 00:00:00

abstract：:We used a high-resolution STEM to attempt to recognize the spatial localization of the macromolecular components of ribosomes isolated from Tetrahymena pyriformis. Images obtained either by the annular dark field detector or by the ratio-contrast mode (Z-contrast) show a ribosome as constituted of rounded dark areas, ...

journal_title：Biology of the cell

authors： Curgy JJ,Iftode F,Perasso R,André J,Mory C,Colliex C

更新日期：1984-01-01 00:00:00

abstract：:The major finding of the present study is that the ultrastructural organization of the neuromuscular synapse can be modified by a small, 4-week-long, physiological increase in the locomotor activity of the extensor digitorum longus muscle of normal adult rats trained to walk. This study measures these plastic adaptati...

journal_title：Biology of the cell

authors： Tomas J,Santafé M,Lanuza MA,Fenoll-Brunet MR

更新日期：1997-03-01 00:00:00

abstract：:Our recent data suggest that during auto- and allograft recognition in sponges (Porifera), cytokines are differentially expressed. Since the mitogen-activated protein kinase (MAPK) signal transduction modulates the synthesis and release of cytokines, we intended to identify one key molecule of this pathway. Therefore,...

journal_title：Biology of the cell

authors： Böhm M,Schröder HC,Müller IM,Müller WE,Gamulin V

更新日期：2000-04-01 00:00:00

abstract：:Evidence is presented that two circumferential zones of cell envelope differentiation, the periseptal annuli, exist in E. coli as previously observed in S. typhimurium. The periseptal annulus is located at the division site of cells. A strain overproducing a periplasmic protein, PhoS (phosphate-binding protein) has be...

journal_title：Biology of the cell

authors： Anba J,Bernadac A,Pages JM,Lazdunski C

更新日期：1984-01-01 00:00:00

abstract：:Previous studies suggest that oligodeoxynucleotide (ODN) cellular uptake is cell cycle-dependent which may have important implications in cancer cell targeting. To further our understanding of ODN transport and activity, this study examines the relationships between the cell cycle, ODN cellular uptake, intracellular t...

journal_title：Biology of the cell

authors： Wu-Pong S,Bard J,Huffman J,Jimerson J

更新日期：1997-07-01 00:00:00

abstract：:Circulating glucocorticoid (GC) levels are thought to modulate the basal activity of pro-opiomelanocortin (POMC) neurons within the mediobasal hypothalamus (MBH) of the male rat. In a recent study we demonstrated that Fos-immunoreactivity (Fos-IR) was spontaneously induced throughout the dark phase of the light/dark c...

journal_title：Biology of the cell

authors： Jamali KA,Tramu G

更新日期：1997-12-01 00:00:00

abstract：BACKGROUND INFORMATION:At fertilization in mammalian eggs, the sperm induces a series of Ca(2+) oscillations via the production of inositol 1,4,5-trisphosphate. Increased inositol 1,4,5-trisphosphate production appears to be triggered by a sperm-derived PLCzeta (phospholipase C-zeta) that enters the egg after gamete fu...

journal_title：Biology of the cell

authors： Yu Y,Halet G,Lai FA,Swann K

更新日期：2008-11-01 00:00:00

abstract：BACKGROUND INFORMATION:Loss of sensitivity to TGF-beta1 (transforming growth factor beta1)-induced growth arrest is an important step towards malignant transformation in human epithelial cells, and Id-1 (inhibitor of differentiation or DNA binding-1) has been associated with cell proliferation and cell-cycle progressio...

journal_title：Biology of the cell

authors： Di K,Ling MT,Tsao SW,Wong YC,Wang X

更新日期：2006-09-01 00:00:00

abstract：:The daily rhythm in the activity of arylalkylamine N-acetyltransferase (AA-NAT) controls the rhythm in melatonin synthesis in the pineal gland. In the rat, transcriptional regulatory mechanisms play a major role in determining the observed pattern of AA-NAT gene expression. Remarkably, high levels of AA-NAT transcript...

journal_title：Biology of the cell

authors： Baler R,Covington S,Klein DC

更新日期：1999-12-01 00:00:00

abstract：:Antidiuretic hormone induces, in the apical plasma membrane of amphibian urinary bladder epithelial cells, the exocytotic insertion of intramembranous particle aggregates that probably contain water channels. Purification of the apical membrane is a way to characterize the aggregates. The isolation of such purified me...

journal_title：Biology of the cell

authors： Tacnet F,Chevalier J,Coudrier E,Berthonaud V,Ripoche P

更新日期：1989-01-01 00:00:00

abstract：:A digitally-enhanced videomicroscopy study of rabbit gastric parietal cells in primary culture was performed using alternate observations with differential interference contrast and fluorescence optics of cells mounted and perfused on a temperature-controlled microscope stage. The effect of histamine, a physiological ...

journal_title：Biology of the cell

authors： Mangeat P,Gusdinar T,Sahuquet A,Hanzel DK,Forte JG,Magous R

更新日期：1990-01-01 00:00:00

abstract：:Total mRNA extracted from the brain of a marine worm, Nereis diversicolor, were in vitro translated using 2 cell-free systems: rabbit reticulocyte lysate and wheat germ extract. Among numerous products newly translated in both systems, only one class of 70 kDa polypeptides immunoprecipitated when we used a mixture of ...

journal_title：Biology of the cell

authors： Guissi-Kadri S,Dhainaut-Courtois N,Porchet M,Curgy JJ

更新日期：1991-01-01 00:00:00

abstract：BACKGROUND INFORMATION:There have been several studies to understand the influence of stiffness of the culture substrates for different types of adherent cells. It is generally accepted that cell proliferation, spreading and focal adhesions increase with higher matrix stiffness. However, what remains unclear is whether...

journal_title：Biology of the cell

authors： Cabriales L,Hautefeuille M,Vázquez-Victorio G,Martinez-Pastor D,Carretero-Ortega J,Jiménez-Escobar A,Macias-Silva M

更新日期：2020-10-01 00:00:00

abstract：:Detection of nucleic acid sequence at the ultrastructural level has allowed us to better understand the expression of genes in some fields of application in cell biology. In situ hybridization at the ultrastructural level can be carried out using three different methods: on vibratome sections before embedding in epoxy...

journal_title：Biology of the cell

authors： Le Guellec D

更新日期：1998-07-01 00:00:00

abstract：:Infection with Mycobacterium ulcerans results in a necrotising skin disease known as a Buruli ulcer, the pathology of which is directly linked to the bacterial production of the toxin mycolactone. Recent studies have identified the protein translocation machinery of the endoplasmic reticulum (ER) membrane as the prima...

journal_title：Biology of the cell

authors： Demangel C,High S

更新日期：2018-11-01 00:00:00

abstract：:Several transformed cells have been demonstrated to secrete growth factors. We studied the effect of conditioned medium from neoplastic rat pleural mesothelial cells on normal and neoplastic mesothelial cell growth. The results showed that the concentrated conditioned medium stimulated neoplastic mesothelial cell grow...

journal_title：Biology of the cell

authors： Van der Meeren A,Levy F,Bignon J,Jaurand MC

更新日期：1988-01-01 00:00:00

abstract：:The activity and the tissue distribution of the oxygen radical producing enzyme xanthine oxidoreductase (XOR) were measured in the digestive gland of the common marine mussel Mytilus galloprovincialis Lmk along an annual cycle. No xanthine oxidase (XOX) activity could be measured, the enzyme only displaying xanthine d...

journal_title：Biology of the cell

authors： Cancio I,Cajaraville MP

更新日期：1999-11-01 00:00:00

abstract：BACKGROUND:The translocase of the mitochondrial inner membrane (TIM) imports most of the nucleus-encoded proteins that are destined for the matrix, inner membrane (IM) and the intermembrane space (IMS). Trypanosoma brucei, the infectious agent for African trypanosomiasis, possesses a unique TIM complex consisting of se...

journal_title：Biology of the cell

authors： Singha UK,Tripathi A,Smith JT Jr,Quinones L,Saha A,Singha T,Chaudhuri M

更新日期：2020-10-20 00:00:00

abstract：:It is now well established that malignant transformation of eucaryotic cells is concomitant with typical alterations of glycosylation and the expression pattern of endogenous lectins. In parallel, oncogene transfection studies revealed a correlation between the expression of some of these genes, the transformed state ...

journal_title：Biology of the cell

authors： Hébert E,Monsigny M

更新日期：1993-01-01 00:00:00

abstract：:The micromeres, the first cells to be specified in sea urchin embryos, are generated by unequal cleavage at the fourth cell division. The micromeres differentiate autonomously to form spicules and dispatch signals to induce endomesoderm in the neighbouring macromeres cells in the embryo. Using a calcium indicator Fura...

journal_title：Biology of the cell

authors： Yazaki I,Abe M,Santella L,Koyama Y

更新日期：2004-03-01 00:00:00

abstract：BACKGROUND INFORMATION:The rod outer segment (OS) is the specialised organelle where phototransduction takes place. Our previous proteomic and biochemical analyses on purified rod disks showed the functional expression of the respiratory chain complexes I-IV and F1 Fo -ATP synthase in OS disks, as well as active solubl...

journal_title：Biology of the cell

authors： Calzia D,Barabino S,Bianchini P,Garbarino G,Oneto M,Caicci F,Diaspro A,Tacchetti C,Manni L,Candiani S,Ravera S,Morelli A,Enrico Traverso C,Panfoli I

更新日期：2013-08-01 00:00:00