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Display: 1-50 | 51-100 | 101-150 | 151-200 | 201-217

Upcoming seminars

12
NOV
TBA
By Abdou Rachid Thiam (ENS)
November 12, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
TBA
26
NOV
TBA
By Sandrine Etienne-Manneville (Pasteur)
November 26, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
TBA
03
DEC
TBA
By Florence Débarre
December 3, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
TBA
10
DEC
TBA
By Barbara Bravi
December 10, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
TBA


Previous seminars

Superinfection and cure of infected cells as mechanisms for hepatitis C virus adaptation and persistence
By Ruian Ke (Los Alamos)
October 18, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
RNA viruses exist as a genetically diverse quasispecies with extraordinary ability to adapt to abrupt changes in the host environment. However, the molecular mechanisms that contribute to their rapid ...
In-mouth texture perception: a biomimetic approach
By Jean-Baptiste Thomazo
October 8, 2019 at 02:00PM - Durand auditorium
The tongue-palate system is able to detect fine texture variations in the mouth where the best rheometers are essentially blind. One hypothesis to explain this remarkable sensitivity is the presence ...
The mechanobiology of vascular colonization by Neisseria meningitidis
By Daria Bonazzi (Pasteur)
October 8, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
During human meningococcal infections, bacteria adhere to the endothelium, accumulate in the form of aggregates and finally fill up blood vessels, causing severe diseases such as septicemia and ...
Spontaneous shape transitions of active matter
By Anne Bernheim-Groswasser (Ben Gurion University)
October 4, 2019 at 11:00AM - Salle de séminaires du LJP, tour 32-33, 5ème étage, Jussieu
Shape transitions in developing organisms can be driven by active stresses, notably, active contractility generated by myosin motors. The mechanisms generating tissue folding are typically studied in ...
Sinister Self-Assembly - Colloidal Architecture Using DNA Origami
By Matan Ben Zion (ESPCI)
October 1, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Self-assembly and self-organization are two big challenges in natural sciences. What are the rules governing the emergence of greater structures from unassuming individuals? Does statistical mechanics...
Internal Seminar: TBA
By Shunichi Kashida/Guillaume Le Goc
September 24, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
TBA
Bottom up synthetic cellularity
By Dora Tang (Max Plank Institute for Cellular Molecular Biology and Genetics, Dresden)
September 6, 2019 at 11:00AM - Room 533, tower 32-33, Jussieu
Living cells are well equipped in exploiting a large number of out of equilibrium processes to support life. A complete understanding of these mechanisms is still in its infancy due to the complexity ...
Quantifying the carbon footprint of a research lab: an example
By Xavier Capet
July 10, 2019 at 11:00AM - Salle de séminaire du 5ème étage, tour 32-33
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Robustness in minimal models of biochemical oscillators
By Clara del Junco (University of Chicago)
July 2, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Biochemical oscillations are ubiquitous in biology and allow organisms to properly time their biological functions. In this talk, I will discuss minimal Markov state models of non-equilibrium ...
Optical Trapping in zebrafish
By Itia Favre Bulle (The University of Queensland, Australia)
June 25, 2019 at 12:00AM - Salle de séminaires 5ème étage, Tour 32-33
This talk will give you an overview of the use of Optical Tweezers in biology, and more specifically in zebrafish and its vestibular system. Otoliths, or ear-stones, play an important role in ...
Quantitative cell biology patchwork: studies of cell volume regulation, dynamics and m
By Matthieu Piel (Institut Curie)
June 18, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Quantitative cell biology patchwork: studies of cell volume regulation, dynamics and mechanics of the cell cortex, deformation of the cell nucleus and cell migration
Saffman-Delbrück mobility and colloidal particles in lamellar phase
By Jean-Baptiste Fournier (MSC, Paris-Diderot)
June 11, 2019 at 11:00AM - Seminar room 5th floor, Tower 32-33
In a first part, I will discuss how to obtain in an approximate but simple way the Saffman-Delbrück law, i.e. the mobility (speed / applied force) of a particle immersed in a 2D fluid ...
Internal Seminar: TBA
By Wafa Ben Youssef / Iaroslava Golovkova
June 4, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
TBA
Understanding Molecular Mechanisms of Biological Error Correction
By Anatoly B. Kolomeisky (Rice University)
May 28, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
One of the most fascinating features of biological systems is the ability to sustain anextraordinary high accuracy of all major cellular processes despite the stochastic nature ofunderlying chemical ...
What can we learn from experimental fitness landscapes?
By Claudia Bank (Gulbenkian Institute)
May 23, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Fitness landscapes, which map genotypes or phenotypes to fitness, have developed from a theoretical metaphor into a popular subject of experimental study. The quantification of the shape of fitness ...
AG
By AG
May 21, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
AG
Evolutionary heritage is a predictor of signaling interaction in bacterial two-component regulatory systems
By Mohamed Barakat, Philippe Ortet (CEA Cadarache)
May 14, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Two-component systems (TCSs) are virtually ubiquitous signaling pathways, which typically comprise a histidine kinase (HK) that monitors an external signal and a response regulator (RR) that controls ...
Physical Organogenesis of the Gut
By Nicolas Chevalier (MSC)
May 7, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
The intestine is a pump and a biochemical reactor. Its length (7 m in the adult) guarantees an important absorption surface for nutrients and allows for digestion to occur in successive compartments. ...
Modeling gas, fluid, and particle transport in the lung airway system: the curse of scales
By Marcel Filoche (PMC/Polytechnique)
April 16, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
The pulmonary airway system is a highly hierarchical tree-like 3D network in charge of transferring oxygen from the upper airways down to the alveolar region where the gas exchange occurs between air ...
C. albicans: invasive lifestyle on a chip
By Catherine Villard (Institut Curie)
April 9, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Fungi are ubiquitous in our environment. They are part of the so-called “rare biosphere” of the human microbiota, representing less than 0.1% of the microbiome in healthy individuals. ...
3-D Optical imaging of tissue dynamics: From label-free characterization of tissues to sensory-motor integration in the
By Olivier Thouvenin (ESPCI)
April 2, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Even though biological tissues are highly dynamic at many different scales, traditional optical microscopes can often enable to track only a portion of them. While the optical diffraction limit ...
Hierarchy and extremes in selections from pools of randomized proteins
By Clément Nizak (ESPCI)
March 26, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Variation and selection are the core principles of Darwinian evolution, but quantitatively relating the diversity of a population to its capacity to respond to selection is challenging. Here, we ...
How the enteric pathogen Shigella invades and destroys the gut: from molecular study to mechanobiology
By Nathalie Sauvonnet (Pasteur)
March 19, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Shigella is an enteroinvasive bacterium that induces human bacillary dysentery. The delivery of 30 bacterial effectors inside host cells allows the bacteria to invade colon epithelial cells, lyse the ...
Calcium dynamics in neurons, extreme statistics and role of redundancy in molecular transduction
By David Holcman (ENS/IBENS)
March 12, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Calcium plays a critical role in several synaptic transduction pathways. We report and discuss here fast calcium transients and how they are possible in dendritic spines. The talk will discuss fast ...
Active sieving : from flapping nano-doors to vibrating nanotubes
By Sophie Marbach (LPS/ENS)
March 5, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Filtering specific molecules is a challenge faced for several vital needs: from biomedical applications like dialysis to the intensive production of clean water. The domain has been boosted over the ...
Exclusion, congestion, and the evolution of collective action
By Jorge Peña (IAST, Toulouse)
February 26, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Collective action occurs when individuals work together to provide a collective good. Examples abound in the social and natural sciences: humans collectively build houses, roads, and walls; lions work...
Understanding and steering microbial ecosystems for environmental biotechnologies: how does energy shape microbial co
By Théodore Bouchez (Irstea)
February 19, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Microbes are the most abundant living entities on earth and are key engines that drive earth's biogeochemical cycles. I will first briefly illustrate some of our research activities for better ...
Impact of gut microbiota on adult brain plasticity
By Gabriel Lepousez (Institut Pasteur)
February 12, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
New neurons are continuously generated in only a few areas of the adult mammalian brain--the olfactory bulb and the dentate gyrus--where they integrate into already functioning circuitry. In these ...
Task engagement induces population-level behavioral representations in primary auditory cortex
By Yves Boubenec (Département d'études cognitives, ENS)
February 5, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Primary sensory cortices are classically considered to extract and represent stimulus features, while association and higher-order areas are thought to carry information about stimulus meaning. Here ...
Learning to soar using atmospheric thermals.
By Jérôme Wong Ng (Institut Pasteur)
January 29, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
In a similar way to bacteria that have to navigate in their environment, soaring birds try to minimize their effort by finding and exploiting ascending currents. However the environment is highly ...
Spying on cells with glowing chemical-genetic hybrids
By Arnaud Gautier (ENS Chimie)
January 22, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Deciphering the complex mechanisms controlling cells and organisms requires effective imaging systems and fluorescent probes to observe and quantify biomolecules in real time with high spatiotemporal ...
Antigenic evolution of viruses in host populations
By Igor Rouzine (Sorbonne Université - LCQB)
January 15, 2019 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
To escape immune recognition in previously infected hosts, viruses evolve genetically in immunologically important regions. The host’s immune system responds by generating new memory cells ...
AG
By LJP
December 11, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
AG
Internal Seminar
By Anis Senoussi / Ananyo Maitra
November 27, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Maitra :   Can orientational order be sustained in highly active systems?   It is generally believed that orientationally ordered phases of active particles in fluids are generically ...
Insect navigation: lessons from walking ants and crawling larvae
By Antoine Wystrach (Centre de Recherches sur la Cognition Animale, Toulouse)
November 20, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
The remarkable navigational abilities of insects are proof that small brains can produce exquisitely efficient, robust navigation in complex environments. We will see here how such behaviours can ...
Understanding spatiotemporal stoichiometry of proteins in living cells / A global view on HIV-1 fusion
By Sergi Padilla / Luis Alvarez (Oxford)
November 14, 2018 at 02:00PM - Salle de séminaires 5ème étage, Tour 32-33
Number and Brightness : from theory to practice in understanding spatiotemporal stoichiometry of proteins in living cells - Luis Alvarez The study of protein spatiotemporal time resolved dynamics in ...
DNA microgels and microdroplets toward artificial cell-like systems
By Masahiro Takinoue (Tokyo Institute of Technology)
November 13, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
In recent years, the study of DNA hydrogels has been actively continued in the wide range of research fields from biophysical basic science to biological applications. However, the behaviors of DNA ...
A sneak peak with light into opaque materials
By Sylvain Gigan (LKB)
November 6, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Complex heterogeneous materials, that scatter light in a highly complex way, present a huge challenge for imaging (think of seeing inside or through milk or biological tissues) and a very interesting ...
Illuminating the regulation of bacterial DNA repair and mutagenesis using single-molecule and single-cell microscopy
By Stephan Uphoff (Oxford)
October 16, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Evolutionary processes are driven by diverse molecular mechanisms that act in the creation and prevention of mutations. It remains unclear how these mechanisms are regulated because limitations of ...
Active depinning of bacterial droplets: The collective surfing of Bacillus subtilis
By Adrian Daerr (MSC, Univ Paris Diderot)
October 9, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
How systems are endowed with migration capacity is a fascinating question with implications ranging from the design of novel active systems to the control of microbial populations. Bacteria, which can...
L'impact potentiel des microorganismes sur la chimie et la physique des nuages
By Anne-Marie Delort (Institut de Chimie de Clermont-Ferrand)
October 2, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Phage-bacteria interactions in the mouse gut
By Marianne De Paepe (Institut Micalis, INRA)
September 18, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
While it is clear that bacteriophages, the viruses that infect bacteria, abound in all bacterial communities, their role in the ecology of these communities remains poorly understood. In particular, ...
Shapes and dynamics of lipid membrane systems: from pulsatile artificial vesicles to intracellular membrane structures
By Morgan Chabanon (UCSD)
September 11, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Cellular lipid bilayers are found to display incredibly diverse shapes and dynamics, both at the plasma membrane and at membrane bound organelles. To understand the relationship between the complex ...
Yeast rockets, or how do growing microbial colonies generate their own propelling flow in liquids
By Severine Atis (Harvard)
September 7, 2018 at 11:00AM - Salle de séminaires 5ème étage, Tour 32-33
Transport phenomena shape and constantly reorganize materials at every scale, influencing their dispersion, segregation and clustering. Range expansions coupled with fluid flows are of great ...
Self-organization of motors, bundlers and microtubules
By Thomas Surrey, The Francis Crick Institute, London
September 3, 2018 at 02:00PM - Salle de séminaires 5ème étage, Tour 32-33
During cell division, the bipolar spindle self-assembles and segregates the genetic material of the cell. For this task, microtubules are arranged in space and time by motor proteins and ...
Collective behaviors of motile bacteria
By Victor Sourjik (Max Planck Institute for Terrestrial Microbiology, Marburg)
August 30, 2018 at 02:30PM - Salle de séminaires 5ème étage, Tour 32-33
Bacterial motility and chemotaxis are typically viewed as single-cell behaviors, used by individual bacteria to identify conditions that are favorable for growth. For the well-studied model ...

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