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Muscle physiology: How it works, therapies and other mysteries

… . Numbering 639 in the entire human body, skeletal muscles are organs whose primary function is to contract. Made up of muscle fibres grouped together in fasciculi, muscles enable the human body to move or … of muscle fibres by motor neurons, at the interface between the muscle and the nervous system. This excitation …

Published on: Tue 16/07/2024 - 14:32

An amazing protein that regulates the mobility of bacteria

… their movements. However, these bacteria in motion sometimes have to change direction. Jacqueline Cherfils and her … direction in a coordinated manner. Two proteins mainly determine the direction of movement of this bacteria: MglA … which means that a messenger carries this information between the two proteins. Until now, the identity of this …

Published on: Thu 06/02/2020 - 15:55

The green pea genome: when the assembled sequence sheds light on the evolution of the species

… of this leguminous plant. In 1866, Pisum sativum L., better known as “green pea”, became the favourite subject of study of the founding father of genetics, Gregor Mendel. The monk and botanist from Silesia … (part of the current Czech Republic) crossbred various varieties, in order to compare the evolution of green pea …

Published on: Sun 24/11/2019 - 12:45

Viruses: potential genetic vectors for transfer between species

… Viruses: potential genetic vectors for transfer between species Viruses: potential genetic vectors for transfer between species Research “Jumping …

Published on: Mon 14/12/2020 - 10:30

Johanne Cohen and Sophie Rosset: the new directors of the LISN

… Johanne Cohen and Sophie Rosset: the new directors of the LISN Johanne Cohen and Sophie Rosset: the new directors of the LISN Researcher portraits Research The careers of Sophie Rosset, a researcher in the field of dialogue and dialogue …

Published on: Thu 29/04/2021 - 10:13

Emmanuelle Deleporte: The photovoltaic revolution

… and carries out her research at the Lumière, matière et interfaces laboratory (Light, matter and interfaces, … studied the confinement effects in inorganic semiconductor heterostructures, i.e. quantum wells or quantum dots, and more precisely excitonic effects, i.e. interactions between electrons and holes (the absence of an electron) and …

Published on: Fri 21/05/2021 - 15:13

Céline Masclaux-Daubresse: How autophagy in plants helps them adapt to climate stress

… of the mechanism of autophagy (or self-digestion) in plant metabolism during the process of leaf senescence. Autophagy … Masclaux-Daubresse developed a keen interest in plant metabolism from 1986 onwards while studying for her … many subjects for research in terms of their physiology, metabolism and agronomy. They can also broaden our knowledge …

Published on: Thu 23/09/2021 - 16:01

Camille Peugny: Understanding how societies function through sociology

… Camille Peugny: Understanding how societies function through sociology Camille Peugny: Understanding how societies function through sociology Researcher portraits …  After finishing his ‘baccalauréat’ (A level), he completed two years of preparatory classes in literature and …

Published on: Fri 03/12/2021 - 09:31

Landslide Tsunamis: from modelling to real-life situations

… Research The unstable morphology of many of the planet’s reliefs are cause for massive collapses. When these … CNRS) and the University of California, Santa Barbara, set an experimental modelling system of these phenomena. It established a scaling law between the height of waves and the volume of material …

Published on: Thu 16/12/2021 - 17:29

François Robinet: Shedding light on the links between media discourse, republican institutions and political crises in Africa

… François Robinet: Shedding light on the links between media discourse, republican institutions and political crises in Africa François Robinet: Shedding light on the links between media discourse, …

Published on: Fri 18/02/2022 - 10:56

Frank Georgi: understanding the societal landscape through the history of trade unionism

… Frank Georgi: understanding the societal landscape through the history of trade unionism Frank Georgi: understanding the societal landscape through the history of trade unionism … and Historical Dynamics of the Economics and Society Laboratory (IDHES - Univ. Paris-Saclay, Univ. d’Évry, …

Published on: Thu 27/10/2022 - 09:37

Karine Zeitouni: pioneer of spatial data mining in France

… de Strasbourg, where, from 1984 to 1987, she completed a Bachelor's degree and a Master's degree in computer … In 1991, she defended her PhD thesis at Université Pierre et Marie Curie; it focused on the integration of spatial … In 1992, she became a lecturer and joined the Parallelism, Networks, Systems, Modelling (PRiSM) laboratory, from which …

Published on: Thu 19/01/2023 - 18:00