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Séminaires 2012
Claudia Fritz - Évaluation de la qualité du violon : cohérence des jugements et préférences des musiciens
Speaker : Claudia Fritz - Chargée de recherche CNRS à l’Institut Jean le Rond d’Alembert, Equipe Lutheries-Acoustique-Musique, UPMC, Paris
When : Thursday 20th December
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : Évaluation de la qualité du violon : cohérence des jugements et préférences des musiciens
Les tentatives de caractérisation objective des « bons » violons à partir de mesures acoustiques ont pour l’instant été peu fructueuses. Ceci est en partie dû au fait (...)
José Paulo Farinha - DNA Hybridization in Smart Polymer Nanoparticles
Speaker : José Paulo Farinha Centro de Química-Física Molecular, IN-Institute of Nanoscience and Nanotechnology, Instituto Superior Técnico, 1049-001 Lisboa, Portugal
When : Thursday 29 november, 11:00
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : DNA Hybridization in Smart Polymer Nanoparticles
The detection of specific single-stranded DNA sequences by hybridization with the corresponding complementary DNA probe can be detected using either surface sensors, for (...)
Mathieu Boulard - TRIM28 Represses Methylated Promoters and Enforces Monoallelic Expression of Imprinted Genes
Speaker : Mathieu Boulard, Department of Genetics and Development College of Physicians and Surgeons of Columbia University, New York
When : Wednesday 19 december
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : TRIM28 Represses Methylated Promoters and Enforces Monoallelic Expression of Imprinted Genes
Methylation of CpG dinucleotides within proximal promoters and at imprinting control regions causes heritable epigenetic silencing of transcription through an (...)
Dominique Ploton - Targeted quantification of water and ions using correlative Cryo-Fluorescence and Analytical Scanning Transmission Electron Microscopy.
Speaker : Dominique Ploton, Faculté de Médecine de Reims
When : Thursday 15 november at 11am
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : Targeted quantification of water and ions using correlative Cryo-Fluorescence and Analytical Scanning Transmission Electron Microscopy.
The cell is a heterogeneous crowded volume, with estimated mean mass concentrations of macromolecules and of water ranging from 7.5 to 45 % and 55 to 92.5 %, respectively. However, the (...)
Annie Viallat - Dynamics of blood cells in the microcirculation
Speaker : Annie Viallat, Laboratoire Adhesion & Inflammation, CNRS UMR 7333, INSERM U 1067 , Aix-Marseille Université, Marseille, France
When : Thursday 27 september at 11am
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : Dynamics of blood cells in the microcirculation
Red and white blood cells are the major component of blood. In one human body 35 trillion red blood cells circulate within 100 000 kms of small capillaries. The viscoelastic structure of blood (...)
Nicolas Minc - "THE INS AND OUTS OF CELLULAR MORPHOGENESIS"
Speaker : Nicolas Minc, CNRS/Institut Curie, UMR 144, Paris
When : Thursday 13 september at 11am
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : "THE INS AND OUTS OF CELLULAR MORPHOGENESIS"
Abstract : I seek to understand the basis of cellular morphogenesis, and its crosstalk with the internal organization of cellular space. How do cells generate a given morphogenesis ? How might cells sense their shape or size ? To tackle these questions I couple the use of (...)
Stéphane Vincent - Bridging the gap between signalling and morphogenesis in the Drosophila embryo
Speaker : Stéphane Vincent (LBMC ENS de Lyon)
When : Thursday 6 september at 11am
Where : Salle CO23 (grande salle de réunions du CBP rez-de-chaussée LR6)
Title : Bridging the gap between signalling and morphogenesis in the Drosophila embryo
Abstract : Morphogenesis is the long-standing topic in field of developmental biology. To date, two important issues of morphogenesis confront researchers : First, within the cells, we do not know the intermediate components that bridge the biological (...)
Muriel Grammont - Bridging the gaps between signalling, mechanical forces and morphogenesis in the Drosophila egg chamber
Speaker :
Muriel Grammont (Centre de Génétique et de Physiologie Moléculaire et Cellulaire - UCBL)
When : Thursday 30 august at 11am
Where : Salle115
Title : Bridging the gaps between signalling, mechanical forces and morphogenesis in the Drosophila egg chamber
Abstract : The aim of our research is to elucidate how genetics and mechanical forces work together during organ morphogenesis. Our model is the egg chamber (or follicle) of Drosophila melanogaster, which is composed of an external (...)
David M. Gilbert — Developmental Control of Replication Timing and Chromosome Architecture
Speaker : David M. Gilbert, Department of Biological Science 319 Stadium Drive Florida State University Tallahassee, FL 32306-4295
When : Monday 9 July at 14h
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Developmental Control of Replication Timing and Chromosome Architecture
Abstract : All eukaryotic cells replicate segments of their genomes in a defined temporal sequence. This temporal sequence ("replication timing program") is developmentally regulated, evolutionarily (...)
Thomas Gibaud — Reconfigurable self-assembly through chiral control of interfacial tension
Speaker : Thomas Gibaud, Laboratoire de physique, Ecole Normale Supérieure de Lyon, France. E-mail : thomas.gibaud@ens-lyon.fr
When : Tuesday 19 June at 11h30
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Reconfigurable self-assembly through chiral control of interfacial tension
Abstract : The interfacial tension between molecular species in self-assembling systems plays a crucial role in determining the physical properties of the mesoscopic assemblages. The predominant method (...)
Jean-Louis Mergny — Les quadruplexes sont partout !
Speaker : Jean-Louis Mergny, Laboratoire ARNA (INSERM U869 - Université Bordeaux Segalen) Institut Européen de Chimie et Biologie, Pessac
When : Wednesday 6 June at 11h
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Les quadruplexes sont partout !
Abstract : Les quadruplexes sont des structures d’acides nucléiques très stables dans des conditions physiologiques. Les séquences d’ADN ou d’ARN riches en guanines sont susceptibles d’adopter cette conformation inhabituelle. De telles (...)
Martin Castenovo — Physical properties of retroviruses
Speaker : Martin Castelnovo, Laboratoire de Physique, Ecole Normale Supérieure de Lyon, LYON Webpage : http://perso.ens-lyon.fr/martin.castelnovo
When : Wednesday 30 May at 11h
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Physical properties of retroviruses
Abstract : Recent progresses in the characterization of physical properties of viruses allow for the first time to considering the investigation of distinct virus cycle events for complex viruses at the single particle level. (...)
Olivier Destaing — Moving from genetic to optogenetics : a new way to understand the complex dynamics of invadosomes
Speaker : Olivier Destaing, Institut Albert Bonniot INSERM U823, Equipe 1 DySAD ERL CNRS 3148, Grenoble
When : Wednesday 23 May at 11h
Where : Salle 116
Title : Moving from genetic to optogenetics : a new way to understand the complex dynamics of invadosomes
Abstract : Invadosomes, comprising invadopodia and podosomes, are very dynamics adhesion structures involved in tissue invasion, characterized by an intense actin polymerization/depolymerization associated with β1 and β3 integrins and coupled (...)
Patricia Rousselle — Toward understanding of syndecan-1 function in cell adhesion to laminin
Speaker : Patricia Rousselle, SFR BioSciences Gerland-Lyon Sud, Institut de Biologie et Chimie des Protéines, FRE 3310, CNRS ; Université Lyon 1, Lyon, France p.rousselle@ibcp.fr
When : Wednesday 2 May at 11h
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Toward understanding of syndecan-1 function in cell adhesion to laminin
Abstract : Cell adhesion to the extracellular matrix (ECM) stimulates signal transduction cascades known to impinge on cell behaviour. Although integrins are (...)
Marylin Vantard — Organization of microtubules in acentriolar cells : chaos or self-order ?
Speaker : Marylin Vantard, CNRS, CEA Grenoble
When : Wednesday 18 April at 11h
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Organization of microtubules in acentriolar cells : chaos or self-order ?
Abstract : Microtubule (MT) bundling is a crucial step in organizing numerous acentrosomal MT arrays in eucaryote cells. These self-organized robust yet dynamic structures are involved in diverse sets of cellular processes, including cell morphogenesis, establishment of cell polarity (...)
Ben Ovryn — Modeling and ultra-high resolution optical microscopy of the formation of nouveau adhesions
Speaker : Ben Ovryn, Visiting Fellow at St Catherine’s College in Oxford and Associate Professor at the Gruss-Lipper Biophotonics Center, Department of Anatomy and Structural Biology, Albert Einstein College of Medicine, Bronx, New York www.ovrynlab.org
When : Wednesday 14 March at 11h
Where : Salle C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Modeling and ultra-high resolution optical microscopy of the formation of nouveau adhesions
Abstract : Adhesion to an extracellular matrix (ECM), an (...)
Jean-Christophe Andrau — CpG islands is the primary code of chromatin opening at mammalian promoters
Speaker : Jean-Christophe Andrau, Centre d’Immunologie de Marseille-Luminy
When : Wednesday 29 February at 11h
Where : Salle 117
Title : CpG islands is the primary code of chromatin opening at mammalian promoters
Abstract : The rules governing accessibility and chromatin opening of promoters are crucial to understand the complex regulation of gene expression. We show that CpG islands are major promoter elements in mammalian cells, able to govern open chromatin conformation and support paused (...)
Mathias Fink — Imager les propriétés viscoélastiques des tissus
Orateur : Mathias Fink, Institut Langevin, ESPCI ParisTech, CNRS, INSERM
Quand : Mercredi 8 février à 11h
Où : C023 (RDC LR6 côté Centre Blaise Pascal)
Titre : Imager les propriétés viscoélastiques des tissus
Résumé : Nous montrerons comment l’utilisation simultanée d’ondes de cisaillement de basse fréquence et d’ondes de compression ultrasonore permet de résoudre de façon élégante le problème de l’imagerie d’élasticité et de viscosité des tissus biologiques. C’est le domaine de l’imagerie multi-onde qui (...)
Matthieu Piel — Cell migration under confinement : from physical constraints to biological functions
Speaker : Matthieu Piel, Institut Curie, Paris
When : Wednesday 1 February at 11h
Were : C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Cell migration under confinement : from physical constraints to biological functions, the case of dendritic cells, sentinelles of the immune system.
Abstract : Dendritic cells patrol peripheral tissues like skin to look for antigen and pathogens. To achieve their function, they have to migrate between other cells or through dense extra-cellular matrix like the (...)
Jos Käfer — Gender in plants : genomic consequences of dioecy in Silene
Speaker Jos Käfer, Laboratoire Biométrie et Biologie Évolutive, CNRS, UCB Lyon 1
When : Wednesday 11 January at 11am
Where : C023 (RDC LR6 côté Centre Blaise Pascal)
Title : Gender in plants : genomic consequences of dioecy in Silene
Abstract :
Dioecy (i.e. having separate sexes) is a way to prevent self-fertilization, and is thus supposed to improve the efficacy of selection in a species. However, in flowering plants, dioecy is a rare breeding system, and dioecious species are thought to have a (...)