Dynamics of pancreatic tissue cells in the rat exposed to long-term caerulein treatment. 2. Comparative analysis of the various cell types and their growth.

abstract：:The pH-related change in morphology of vinblastine (VLB)-induced paracrystals formed in Chinese hamster ovary (CHO) cells was examined immunohistochemically in order to determine both the mechanism of tubulin crystallization and the influence of acidic pHs on cytoskeletal microtubules. Lowering the extracellular pH (p...

journal_title：Biology of the cell

authors： Takanari H,Morita J,Yamanaka H,Yada K,Takahashi A,Izutsu K

更新日期：1994-01-01 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：:Variant surface glycoprotein (VSG) of Trypanosoma brucei brucei AnTat 1.1 was released by means of the procedure described by Baltz et al. ([1976], Ann. Immunol. [Inst. Pasteur] 127C, 761-774). The concanavalin-A chromatography yielded 3 VSG fractions according to the addition, in the elution buffer, of alpha-methyl-D...

journal_title：Biology of the cell

authors： Boutignon F,Hublart M,Gomes V,Mendonca-Previato L,Tetaert D,Huet-Duvillier G,Degand P

更新日期：1988-01-01 00:00:00

abstract：:After gradually moving away from preparation methods prone to artefacts such as plastic embedding and negative staining for cell sections and single particles, the field of cryo electron microscopy (cryo-EM) is now heading off at unprecedented speed towards high-resolution analysis of biological objects of various siz...

journal_title：Biology of the cell

authors： Orlov I,Myasnikov AG,Andronov L,Natchiar SK,Khatter H,Beinsteiner B,Ménétret JF,Hazemann I,Mohideen K,Tazibt K,Tabaroni R,Kratzat H,Djabeur N,Bruxelles T,Raivoniaina F,Pompeo LD,Torchy M,Billas I,Urzhumtsev A,Klahol

更新日期：2017-02-01 00:00:00

abstract：:The ultrastructure of the Drosophila subobscura chromosome regions around the breakpoints of the complex E1 + 2 + 9 + 12 gene arrangement was analyzed. This overlapping inversion is formed by the association of the E1, E2, E9, and E12 simple inversions. Ultrastructure of sections involving 58D/59A, 61C/D, 62D/63A, 64B...

journal_title：Biology of the cell

authors： Cuenca JB,Saura AO,Sorsa V,de Frutos R

更新日期：1990-01-01 00:00:00

abstract：:Xenopus oocytes were stained by anti-tubulin and anti-MAP1 antibodies during the first meiotic cell division. In the prophase-blocked oocytes, only few microtubules are present around the upper part of the nuclear envelope. These microtubules are resistant to cold, calcium and antimitotic drug treatments. At this stag...

journal_title：Biology of the cell

authors： Jessus C,Huchon D,Ozon R

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND INFORMATION:Meningothelial cells (MECs) are the cellular components of the meninges protecting the brain and as such provide important barrier function for the central nervous system building the interface between neuronal tissue and the cerebrospinal fluid (CSF). MECs were previously shown to be involved in...

journal_title：Biology of the cell

authors： Li J,Fang L,Killer HE,Flammer J,Meyer P,Neutzner A

更新日期：2013-07-01 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：BACKGROUND INFORMATION:The results of water permeability measurements suggest the presence of an AQP (aquaporin) in the membrane of the CV (contractile vacuole) in Amoeba proteus [Nishihara, Shimmen and Sonobe (2004) Cell Struct. Funct. 29, 85-90]. RESULTS:In the present study, we cloned an AQP gene from A. proteus [A...

journal_title：Biology of the cell

authors： Nishihara E,Yokota E,Tazaki A,Orii H,Katsuhara M,Kataoka K,Igarashi H,Moriyama Y,Shimmen T,Sonobe S

更新日期：2008-03-01 00:00:00

abstract：:In spite of the constant development concerning physical mapping of eukaryotic genomes, the mouse chromosome 19 remains poorly characterized. In order to improve the possibilities for studying this chromosome, we have constructed a chromosome-specific EcoRI DNA fragment library from mouse chromosomes 19 sorted by flow...

journal_title：Biology of the cell

authors： Baron B,Métézeau P,Kiefer-Gachelin H,Goldberg ME

更新日期：1990-01-01 00:00:00

abstract：:Gap junctions are widely expressed in the various cell types of the central nervous system. These specialized membrane intercellular junctions provide the morphological support for direct electrical and biochemical communication between adjacent cells. This intercellular coupling is controlled by neurotransmitters and...

journal_title：Biology of the cell

authors： Rouach N,Avignone E,Même W,Koulakoff A,Venance L,Blomstrand F,Giaume C

更新日期：2002-11-01 00:00:00

abstract：BACKGROUND INFORMATION:Our previous studies have shown that calreticulin, a Ca2+-binding chaperone located in the endoplasmic reticulum, affects cell-substratum adhesions via the induction of vinculin and N-cadherin. Cells overexpressing calreticulin contain more vinculin than low expressers and make abundant contacts ...

journal_title：Biology of the cell

authors： Papp S,Fadel MP,Opas M

更新日期：2007-07-01 00:00:00

abstract：BACKGROUND INFORMATION:Epithelial cadherin (E-cadherin) is involved in cell-cell adhesion through its extracellular domain, whereas the intracellular domain interacts with adaptor proteins, i.e. β-catenin, links E-cadherin to the actin cytoskeleton and participates in signal transduction events. E-cadherin protects mam...

journal_title：Biology of the cell

authors： Rosso M,Lapyckyj L,Amiano N,Besso MJ,Sánchez M,Chuluyan E,Vazquez-Levin MH

更新日期：2014-09-01 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:Substantial evidence indicates the existence of NCSCs (neural crest-derived stem cells) in embryonic mandibular processes; however, they have not been fully investigated or isolated. The aim of the present study was to isolate stem cells from mandibular process during embryonic development by MAC...

journal_title：Biology of the cell

authors： Zhang J,Duan X,Zhang H,Deng Z,Zhou Z,Wen N,Smith AJ,Zhao W,Jin Y

更新日期：2006-10-01 00:00:00

abstract：BACKGROUND INFORMATION:Proliferating cell nuclear antigen (PCNA) is a key component of the DNA replication machinery involved in the process of DNA elongation, recombination, methylation and repair. We have used PCNA fused with green fluorescent protein (GFP-PCNA) as a convenient tool to show the progress of S-phase in...

journal_title：Biology of the cell

authors： Kisielewska J,Lu P,Whitaker M

更新日期：2005-03-01 00:00:00

abstract：:Actin- and microtubule-based motors can propel different cargos along filaments. Within cells, they control the distribution of membrane-bound compartments by performing complementary tasks. Organelles make long journeys along microtubules, with class V myosins ensuring their capture and their dispersal in actin-rich ...

journal_title：Biology of the cell

authors： Desnos C,Huet S,Darchen F

更新日期：2007-08-01 00:00:00

abstract：BACKGROUND INFORMATION:The interferon (IFN)-inducible protein TRIM22 (Staf50) is a member of the tripartite motif protein family and has been suggested a role in the regulation of viral replication as well as of protein ubiquitylation. In addition, we have previously shown that TRIM22 is a direct target gene for the tu...

journal_title：Biology of the cell

authors： Petersson J,Ageberg M,Sandén C,Olofsson T,Gullberg U,Drott K

更新日期：2012-08-01 00:00:00

abstract：:We studied mechanisms that mediate recognition of human erythrocytes (HRBC) and sheep erythrocytes (SRBC) by rat liver macrophages. We used an in vitro cell binding assay that allows spontaneous formation of cell contacts. Binding of HRBC to rat macrophages shows the following characteristics: inhibition studies with ...

journal_title：Biology of the cell

authors： Mohr M,Kolb H,Kolb-Bachofen V,Schlepper-Schäfer J

更新日期：1987-01-01 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：:A monoclonal antibody of the IgG2a subclass was isolated from the supernate of a hybridoma line obtained with splenocytes from a mouse immunized with a crude nucleolar fraction of human Namalwa cells. This antibody identifies a single nuclear polypeptide antigen characterized by: (a) presence in proliferating human ce...

journal_title：Biology of the cell

authors： Philipova RN,Zhelev NZ,Todorov IT,Hadjiolov AA

更新日期：1987-01-01 00:00:00

abstract：BACKGROUND INFORMATION:The transcription factor NFAT (nuclear factor of activated T-cell) family comprises important regulators in immuno-responses and mouse embryonic development, including early cardiovascular and heart valve development. The mechanism involved, however, is not fully understood. Nkx2-5 (NK2 transcrip...

journal_title：Biology of the cell

authors： Chen Y,Cao X

更新日期：2009-06-01 00:00:00

abstract：:Extensive developmentally programmed DNA rearrangements, including thousands of internal deletions, occur in the differentiating somatic macronucleus in Tetrahymena thermophila. Some deletion systems involve the use of multiple alternative deletion sites. We report here the cloning and the sequences of three new alter...

journal_title：Biology of the cell

authors： Chau MF,Orias E

更新日期：1996-01-01 00:00:00

abstract：:Separation by velocity sedimentation at unit gravity according to the STAPUT system of Miller and Phillips was applied to a population of rabbit megakaryocytes previously enriched by density gradient centrifugation. By this means, 80,000 to 100,000 megakaryocytes with 100% purity were collected in eight fractions acco...

journal_title：Biology of the cell

authors： Dupont H,Dupont MA,Bricaud H,Boisseau MR

更新日期：1983-01-01 00:00:00

abstract：:ERM (ezrin/radixin/moesin) proteins, concentrated in actin rich cell-surface structures, cross-link actin filaments with the plasma membrane. They are involved in the formation of microvilli, cell-cell adhesion, maintenance of cell shape, cell motility and membrane trafficking. Recent analyses reveal that they are not...

journal_title：Biology of the cell

authors： Louvet-Vallée S

更新日期：2000-08-01 00:00:00

abstract：BACKGROUND INFORMATION:The costa is a prominent striated fibre that is found in protozoa of the Trichomonadidae family that present an undulating membrane. It is composed primarily of proteins that have not yet been explored. In this study, we used cell fractionation to obtain a highly enriched costa fraction whose str...

journal_title：Biology of the cell

authors： de Andrade Rosa I,Caruso MB,de Oliveira Santos E,Gonzaga L,Zingali RB,de Vasconcelos ATR,de Souza W,Benchimol M

更新日期：2017-06-01 00:00:00

abstract：:Cilia from quail oviduct were isolated with their membrane. The ultrastructural study revealed a good preservation of cilia in the purified fraction. Electrophoresis on SDS-PAGE showed a reproducible pattern of ciliary proteins, the major bands being those of tubulins 57 kDa and dyneins above 250 kDa. Among the minor ...

journal_title：Biology of the cell

authors： Chailley B,Bork K,Gounon P,Sandoz D

更新日期：1986-01-01 00:00:00

abstract：BACKGROUND INFORMATION:The role of the jelly coat that surrounds the amphibian oocytes has been widely discussed, but is poorly understood. The presence of the jelly coat is essential for fertilization. However, the structure and function of the molecules that comprise the jelly coat have not been thoroughly documented...

journal_title：Biology of the cell

authors： Krapf D,Vidal M,Arranz SE,Cabada MO

更新日期：2006-07-01 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：:Background information. In vitro-cultured microspores, after an appropriate stress treatment, can switch towards an embryogenic pathway. This process, known as microspore embryogenesis, is an important tool in plant breeding. Basic studies on this process in economically interesting crops, especially in recalcitrant p...

journal_title：Biology of the cell

authors： Bárány I,González-Melendi P,Fadón B,Mitykó J,Risueño MC,Testillano PS

更新日期：2005-09-01 00:00:00