Home Departments and Research Groups Oliver Griesbeck News from the Research Group News and research highlights from the research group "Tools for Bio-Imaging" All Visible calcium concentrations October 09, 2023 Brain function Neurons Indicator molecules make changes in calcium levels outside of cells visible for the first time more Directed protein evolution with CRISPR-Cas9 May 22, 2020 Neurons New area of application for gene scissors: Optimized proteins for biomedical research more Young Scientist Award April 03, 2019 Young Scientist Award Inês Ribeiro and Arne Fabritius recognized for their outstanding publications more Protein for deeper insights into the brain September 17, 2018 Researchers publish building instructions to promote biomedical research more Color processing in the tiny brain of fruit flies January 11, 2018 Biologists explain basic mechanisms of color vision in an invertebrate more New Lights for Research February 18, 2014 New indicators create conditions for the observation of smallest biological processes more Luminous paths in the brain August 10, 2008 Thanks to a new indicator molecule, scientists can now observe the activity of single nerve cells on a long-term basis more