https://joliot.cea.fr/drf/joliot/en/Pages/news/Science/2017/Silica_nanoparticles_trap_proteins_that_fix_RNA.aspx Website of the Frédéric-Joliot Institute of Life Sciences which includes 4 departments: I2BC, DMTS, NeuroSpin and Service hospitalier Frédéric Joliot (SHFJ). The teams are mainly located at the CEA Paris-Saclay center and at the Orsay hospital. en-US https://www.cea.fr/Style%20Library/Themes/drf/instituts/images/logo-cea-joliot-2023.png https://joliot.cea.fr/drf/joliot/en https://www.cea.fr/drf/joliot/en/Pages/news/Science/2025/Interactions-of-alpha-synuclein-with-polyethylene-nanoplastics.aspx A team from I2BC, in collaboration with the NIMBE (CEA-Iramis), is unveiling the nature of the interactions of human alpha-synuclein (hαSn) with polyethylene nanoplastics, using molecular dynamics simulations and experimental methods. Nanotoxicology ; Simulation ＆ modelling ; Structural biology Iramis Scientific result Tue, 27 May 2025 10:00:00 GMT https://www.cea.fr/drf/joliot/en/Pages/news/Science/2019/Corona-proteins-silica-nanoparticles-reveals-structure.aspx Researchers from I2BC@Saclay and Iramis, in collaboration with Léon Brillouin laboratory, analyzed the structure of the "corona" of two model proteins adsorbed on silica nanoparticles, by using the small-angle neutron scattering technique. They show that the structures formed are true nano-assemblies, in which the proteins retain their shape. Nanotoxicology Scientific result Wed, 18 Sep 2019 10:00:00 GMT https://www.cea.fr/drf/joliot/en/Pages/news/Science/2017/Silica_nanoparticles_trap_proteins_that_fix_RNA.aspx A collaboration between researchers at IBITECS and an IRAMIS Research Team shows that proteins that bind RNA strongly adsorb on silica nanoparticles. In particular, the proteins involved in the initiation of translation are easily trapped by these nanoparticles, inhibiting the synthesis of proteins. Nanotoxicology Scientific result Tue, 14 Feb 2017 11:00:00 GMT