Synthesis of melatonin by the pineal modified photoreceptors of birds immunocytochemical localization of hydroxyindole-O-methyltransferase.

abstract：BACKGROUND INFORMATION:Human gingival tissues are prone to hyperplasia under inflammatory stimuli. We have identified gingival tissue-specific mesenchymal stem cells (GMSCs) and found their functional change being correlated with drug-induced gingival hyperplasia. However, whether these cells exhibit characteristics of...

journal_title：Biology of the cell

authors： Li N,Liu N,Zhou J,Tang L,Ding B,Duan Y,Jin Y

更新日期：2013-06-01 00:00:00

abstract：:A quantitative ultrastructural study was performed on 56 ejaculates showing anomalies of the sperm axonemal complex. The anomalies comprised either the absence of one, or more often several, axonemal structures, or defective elongation of the doublets. Several characteristics relating to the extent and superimposition...

journal_title：Biology of the cell

authors： Escalier D,David G

更新日期：1984-01-01 00:00:00

abstract：:Detergent permeabilized Euplotes eurystomus (a fresh water hypotrichous ciliate) was reacted with monoclonal and polyclonal antibodies specific for either detyrosinated or tyrosinated alpha-tubulin (Glu- or Tyr-tubulin). The isolated cytoskeleton-nuclear complex was examined by Western immunoblotting and by immunofluo...

journal_title：Biology of the cell

authors： Olins DE,Olins AL,Robert-Nicoud M,Jovin TM,Wehland J,Weber K

更新日期：1989-01-01 00:00:00

abstract：:Interaction of sperm and egg at fertilization induces well-coordinated molecular events including specific recognition between species, adhesion and fusion, that lead to the formation of a zygote, a totipotent cell that develops into a new individual. A calcium signal, common to a great number of species, from marine ...

journal_title：Biology of the cell

authors： Ciapa B,Chiri S

更新日期：2000-07-01 00:00:00

abstract：:Since almost two decades, it is known that progesterone is responsible of the release of the prophase I arrest of amphibian oocytes and leads to the activation of the universal MPF, through a puzzling transduction pathway. It involves negative regulation of the cAMP-dependent protein kinase (PKA) and synthesis of new ...

journal_title：Biology of the cell

authors： Karaiskou A,Dupré A,Haccard O,Jessus C

更新日期：2001-09-01 00:00:00

abstract：BACKGROUND INFORMATION:CLEM (correlative live cell and electron microscopy) seeks to bridge the data acquired with different imaging strategies, typically between light microscopy and electron microscopy. It has been successfully applied in cell cultures, although its use in multicellular systems is hampered by difficu...

journal_title：Biology of the cell

authors： Kolotuev I,Schwab Y,Labouesse M

更新日期：2009-12-04 00:00:00

abstract：:We studied formation of domes in cell monolayers of the human colon carcinoma cell line Caco-2 which has been shown to exhibit signs of enterocytic differentiation and transport properties. After a 24 hr incubation with 4 X 10(-8) M ouabain, the number of domes seen on Caco-2 cell monolayers grown on plastic dishes wa...

journal_title：Biology of the cell

authors： Ramond MJ,Martinot-Peignoux M,Erlinger S

更新日期：1985-01-01 00:00:00

abstract：:Oocyte maturation and early development have been intensively studied for well over 100 years. The earliest theory proposed that after fertilisation and during cell division determinants were unequally distributed to control cell fate; experimental proof came from using frog eggs (Roux, 1888). After understanding the ...

journal_title：Biology of the cell

authors： Prigent C,Hunt T

更新日期：2004-04-01 00:00:00

abstract：:The distribution of viral RNA molecules in HeLa cells infected with adenovirus type 5 (Ad5) was determined by in situ hybridization at the ultrastructural level at an intermediate stage of nuclear transformation, when viral DNA synthetic activities were maximal but progeny viruses were still sparse. Transcription site...

journal_title：Biology of the cell

authors： Puvion-Dutilleul F,Puvion E

更新日期：1991-01-01 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：:Fetal calf serum and a serum substitute, Ultroser G, were compared for their effects on the growth curves, clonal growth and cell cycle progression of rabbit chondrocytes in primary culture and during at least three cell passages and included a screen for the maintenance of cartilage-like differentiation i.e. the pres...

journal_title：Biology of the cell

authors： Ronot X,Sene C,Boschetti E,Hartmann DJ,Adolphe M

更新日期：1984-01-01 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：:We have identified and characterized a membrane glycoprotein located at the apical plasma membrane of adult human colon epithelial cells, by the use of the monoclonal antibody technique in combination with immunocytochemical and biochemical methods. Analysis of membranes extracted with Triton X-114 and treated with sp...

journal_title：Biology of the cell

authors： Le Bivic A,Hirn M,Reggio H

更新日期：1987-01-01 00:00:00

abstract：:The interaction of cells with extracellular matrix components contributes to their specific differentiation. We studied hepatic peroxisomes and their changing features during embryonic development, and we immunolocalized in the same tissue the extracellular matrix components laminin and collagen IV as well as the inte...

journal_title：Biology of the cell

authors： Depreter M,Nardacci R,Tytgat T,Espeel M,Stefanini S,Roels F

更新日期：1998-12-01 00:00:00

abstract：BACKGROUND INFORMATION:The endometrial epithelial cell membrane is a key interface in female reproductive biology. Steroid hormones play a predominant role in cyclic changes which occur at this interface during the female menstrual cycle. Specific changes in the morphology of the endometrial epithelial cell surface bec...

journal_title：Biology of the cell

authors： Francis LW,Lewis PD,Gonzalez D,Ryder TA,Webb G,Joels LA,White JO,Wright CJ,Conlan RS

更新日期：2009-06-04 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

abstract：:The dermis of the frog skin (Rana esculenta) displayed a remarkable organization of vertical and horizontal tracts. Vertical thick tracts connected the dermal Stratum spongiosum with the subcutaneous tissue. Horizontal thin tracts were found alongside and contiguous to them. The thick tracts were sheathed by collagen ...

journal_title：Biology of the cell

authors： Denèfle JP,Zhu QL,Lechaire JP

更新日期：1987-01-01 00:00:00

abstract：:This review is concerned with the formation during ciliogenesis of centrioles and basal bodies, primarily in epithelial multi-ciliated cells from the developing vertebrate respiratory and reproductive tracts. During ciliated cell differentiation, in these as well as in other cell types, cilium formation is preceded by...

journal_title：Biology of the cell

authors： Dirksen ER

更新日期：1991-01-01 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

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 identification of a source of stem cells able to regenerate skeletal muscle was the goal of numerous studies with the aim to develop new therapeutic approaches for genetic muscle diseases or muscle injuries. A series of studies have demonstrated that stem cells derived from various tissues ma...

journal_title：Biology of the cell

authors： Dimicoli-Salazar S,Bulle F,Yacia A,Massé JM,Fichelson S,Vigon I

更新日期：2011-11-01 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：: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：BACKGROUND INFORMATION:AQP10 (aquaporin 10) is a new member of water channels and two different transcripts have been reported. The difference between these transcripts is in the presence or the absence of an insertion of 475 nt, which leads to a translation frame shift resulting in a different termination of amino aci...

journal_title：Biology of the cell

authors： Li H,Kamiie J,Morishita Y,Yoshida Y,Yaoita E,Ishibashi K,Yamamoto T

更新日期：2005-11-01 00:00:00

abstract：:A series of analogs of vasopressin with photoreactive groups in positions 1, 2, 3, 4, 8 or 9 of the nonapeptide sequence have been studied for their effects on water and urea permeability of the isolated toad urinary bladder. Compounds with photoreactive groups in positions 3 or 8 bound covalently to receptors as judg...

journal_title：Biology of the cell

authors： Eggena P,Ma CL,Fahrenholz F,Buku A,Schwartz IL

更新日期：1985-01-01 00:00:00

abstract：:The chromosomal localization of the mouse gene coding for the 68 kDa intermediate filament subunit of neurones (NF-L) was determined by in situ hybridization using specific 3H-labelled DNA probes. There is only one copy of the NF-L gene. The gene encoding NF-L is located on chromosome 14 region (D1-E1). ...

journal_title：Biology of the cell

authors： Mattei MG,Duprey P,Li ZL,Mattei JF,Paulin D

更新日期：1989-01-01 00:00:00

abstract：:Human pancreatic ductal cells of the Capan 1 cell line differentiate progressively during growth. After the exponential growth phase, the cells elongate and become polarized with their apical poles covered by microvilli and separated from the basolateral pole by tight junctions. In this stationary phase, they form dom...

journal_title：Biology of the cell

authors： Mahieu I,Becq F,Wolfensberger T,Gola M,Carter N,Hollande E

更新日期：1994-01-01 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：:ESCRTs (endosomal sorting complexes required for transport) were first discovered in yeast and are known to be required in the biogenesis of the MVB (multivesicular body). Most ESCRT research has been carried out in vitro using models such as yeast and mammalian cells in culture. The role of the ESCRTs genes in endoso...

journal_title：Biology of the cell

authors： Michelet X,Djeddi A,Legouis R

更新日期：2010-01-13 00:00:00

abstract：BACKGROUND INFORMATION:The ribonucleases (RNases) constitute a heterogeneous group of enzymes, which exert diverse and specific biological functions. Several RNases have been shown to control gene expression and cell differentiation. RNASET2, a novel member of the Rh/T2/S family of RNases, exerts micro-environmental co...

journal_title：Biology of the cell

authors： Vidalino L,Monti L,Haase A,Moro A,Acquati F,Taramelli R,Macchi P

更新日期：2012-01-01 00:00:00