Dr. Gayane Grigoryan

Effects of nitric oxide on synaptic plasticity in cortex

Institute for Anatomy and Cell Biology

Department of Neuroanatomy

Albertstraße 17
D - 79104 Freiburg

+49 761 203 9525




Since November 2023Postdoctoral Researcher, Department of Neuroanatomy, Institute of Anatomy and Cell Biology, Faculty of Medicine, University of Freiburg, Freiburg
2017 – 2023Postdoctoral Researcher, Institute for Physiology I, Faculty of Medicine, University of Freiburg, Freiburg
2014 – 2017Postdoctoral Researcher, Zoological Institute, Technische Universität Braunschweig, Braunschweig, Germany
2009 – 2013Postdoctoral Researcher, Department of Brain Sciences, The Weizmann Institute of Science, Rehovot, Israel
2006 – 2007Postgraduate Researcher, Department of Physiology, Medical School, University of Patras, Patras, Greece
2003 – 2009Doctoral Thesis, Department of Human and Animals Physiology, Faculty of Biology, Yerevan State University, Yerevan, Armenia


2008Travel Fellowship from Swiss Society for Neuroscience (SSN), Nestlé Travel Fellowship to attend the 6th FENS Forum of European Neuroscience, (12-14 July, 2008, Geneva, Switzerland)
2007Award for free registration of young scientists to the 2nd World Conference in Stress, including the 3rd Cell Stress Society International Congress on Stress Responses in Biology and Medicine, (23-26 August, 2007, Budapest, Hungary)
2007Travel grant from Onassis Foundation to participate “The 2007 Onassis Lectures in Biology “Channels and Channelopathies”, (July 2-6, 2007, Heraklion, Crete)
2007Travel grant to attend “PENS Blackwell Summer School 2007 “Advanced Course in Neuroplasticity” (September 5-11, 2007, Rome, Italy)
2006Scholarship for Postgraduate Studies from State Scholarship Foundation (I.K.Y.) of Greece

Other Qualifications

2023Good Clinical Practice / Good Manufacturing Practice / Quality Management
2017Licensed for Animal Handling (according to FELASA-Cat. B)

Selected Publications

  • Grigoryan G, Harada H, Knobloch-Bollmann S, Kilias A, Kaufhold D, Kulik A, Eyre M, Bartos M. (2023).  Synaptic plasticity at dentate gyrus granule cell to somatostatin-expressing interneuron synapses supports object location memory. PNAS. doi: 10.1073/pnas.2312752120.
  • Grigoryan G, Lonnemann N, Korte M. (2019). Immune Challenge Alters Reactivity of Hippocampal Noradrenergic System in Prenatally Stressed Aged Mice. Neural Plast. 2019:3152129. doi: 10.1155/2019/3152129. eCollection 2019.
  • Visochek L, Grigoryan G, Kalal A, Milshtein-Parush H, Gazit N, Slutsky I, Yeheskel A, Shainberg A, Castiel A, Seger R, Langelier MF, Dantzer F, Pascal JM, Segal M, Cohen-Armon M. (2016). A PARP1-ERK2 synergism is required for the induction of LTP. Sci Rep. 6:24950. doi: 10.1038/srep24950.
  • Grigoryan G, Segal M. (2016). Ryanodine-mediated conversion of STP to LTP is lacking in synaptopodin-deficient mice. Brain Struct Funct. 221(4):2393-7. doi: 10.1007/s00429-015-1026-7.
  • Grigoryan G, Korkotian E, Segal M. (2012). Selective facilitation of LTP in the ventral hippocampus by calcium stores. Hippocampus. 22(7):1635-44. doi: 10.1002/hipo.22000.


  • Grigoryan G, Segal M. (2016). Lasting Differential Effects on Plasticity Induced by Prenatal Stress in Dorsal and Ventral Hippocampus.. Neural Plasticity. 2016:2540462. doi: 10.1155/2016/2540462.