Short Description

Our research group is actively engaged in basic and translational research, aiming to elucidate the molecular and cellular mechanisms underlying normal development, disease pathogenesis, and therapeutic intervention. The main research activities of our laboratory focus on the following areas:  Genetically engineered animal models of human disease. We develop mouse models with inducible genetic alterations to investigate the cooperative effects of genetic and epigenetic changes during normal development and breast cancer tumorigenesis. Particular emphasis is placed on the mammary epithelium and mammary stem cells. Through these approaches, we aim to elucidate the molecular and cellular mechanisms underlying normal development, cancer initiation and progression, as well as tumor dormancy and cancer recurrence.In parallel with the development of new genetically engineered mouse model systems, we are also developing methodologies for ex vivo tissue cultures to support preclinical drug studies. Collaborations: Democritus University of Thrace, National and Kapodistrian University of Athens, Biomedical Research Foundation Academy of Athens (BRFAA).Effects of targeted anticancer therapies on the central nervous system and behavior We investigate the effects of drugs that inhibit key signaling pathways and are currently used in targeted breast cancer therapies on the central nervous system and mouse behavior. (Collaborations: Democritus University of Thrace, National and Kapodistrian University of Athens, Biomedical Research Foundation Academy of Athens (BRFAA).Neurodevelopmental disorders. We study neurodevelopmental disorders in:(a) humans, with emphasis on autism spectrum disorders; and(b) mouse models following epigenetic dysregulation in the central nervous system, with emphasis on neurogenesis and behavior. (Collaborations: Democritus University of Thrace, Aristotle University of Thessaloniki, National and Kapodistrian University of Athens) Neurodegenerative diseases – Alzheimer’s disease. We investigate Alzheimer’s disease with the aim of identifying biomarkers at early and progressive stages of the disease. (Collaborations: Aristotle University of Thessaloniki, National and Kapodistrian University of Athens, Biomedical Research Foundation Academy of Athens (BRFAA), Institute of Chemical Engineering Sciences (ICE-HT), Foundation for Research and Technology. Grants and Research Infrastructure Research funding has supported the work of Professor Ioanna Maroulakou and her collaborators in the United States and Greece. She has served as Principal Investigator or Head of Research Team in international and national competitive research programs. Professor Maroulakou serves as Scientific Responsible for Democritus University of Thrace (DUTH), a partner institution of the Greek research infrastructures Infrafrontier/Phenotypos (since 2017) and EATRIS-GR (Translational Medicine) (since 2019). The Experimental Animal Models Unit for Human Diseases at the School of Health Sciences, DUTH, was developed with the support of the Infrafrontier/Phenotypos research infrastructure and the Interthrace Regional Excellence Program. The Animal Facility operates in compliance with national and international laboratory animal standards, supporting state-of-the-art research using animal models.

-Genetically engineered animal models of human disease.
-Mechanisms of cancer development and progression.
-Tumor dormancy and recurrence.
-Epigenetic dysregulation in cancer disease
-Effects of Cancer Drugs in Brain & Behavior
-Biomarkers, in the early phase and the evolutionary stages of Alzheimer’s disease
-Novel genetically engineered mouse model systems, ex vivo cultures of tissues.
-Genomics and computational biology.

The research infrastructures under development at Democritus University of Thrace, supported by our team, aim to provide advanced experimental research services through state‑of‑the‑art disease‑modeling platforms, including novel genetically engineered mouse models and ex vivo tissue culture systems. These services will be further strengthened by integrated multi‑omics analyses and models that predict disease progression.

  • 2020–2023 – €3,000,000, GSRT, InTechThrace: Integrated Technologies in Biomedical Research – Multilevel Biomarker Analysis in Thrace Role: Investigator / Principal Investigator for DUTH infrastructure Infrafrontier/Phenotypos-GR
  • 2017–2020 – €200,000, GSRT, Programme for Infrastructure: Infrafrontier/Phenotypos-GR Role: Principal Investigator for DUTH
  • 2019–2022 – €33,000, GSRT, Programme for Infrastructure: EATRIS-GR Role: Principal Investigator for DUTH

Η επιστημονική της συμβολή έχει αναγνωριστεί μέσα από πολυάριθμες δημοσιεύσεις σε επιστημονικά περιοδικά, οι οποίες είναι δημόσια προσβάσιμες μέσω του Google Scholar.

Ενδεικτικές Δημοσιεύσεις:

  • Talli I, Dovrolis N, Oulas A, Stavrakaki S, Makedou K, Spyrou GM, Maroulakou I. Novel clinical, molecular and bioinformatics insights into the genetic background of autism. Hum Genomics. 2022 Sep 18;16(1):39.
  • Dovrolis N, Nikou M, Gkrouzoudi A, Dimitriadis N, Maroulakou I. Unlocking the Memory Component of Alzheimer’s Disease: Biological Processes and Pathways across Brain Regions. Biomolecules. 2022 Feb 6;12(2):263.
  • Dovrolis N, Kolios G, Spyrou GM, Maroulakou I. Computational profiling of the gut-brain axis: microflora dysbiosis insights to neurological disorders. Brief Bioinform. 2019 May 21;20(3):825-841.
  • Dovrolis N, Kolios G, Spyrou G, Maroulakou I. Laying in silico pipelines for drug repositioning: a paradigm in ensemble analysis for neurodegenerative diseases. Drug Discov Today. 2017 May;22(5):805-813.
  • Iliopoulos D, Polytarchou C, Hatziapostolou M, Kottakis F, Maroulakou IG, Struhl K, Tsichlis PN. MicroRNAs differentially regulated by Akt isoforms control EMT and stem cell renewal in cancer cells. Science Signal. 2009 Oct 13;2(92):ra62.
  • Maroulakou IG, Oemler W, Naber SP, Tsichlis PN.  Akt1 ablation inhibits, whereas Akt2 ablation accelerates, the development of mammary adenocarcinomas in Mouse Mammary Tumor Virus (MMTV)-ErbB2/Neu and PolyomaMiddle T mice.  Cancer Res 2007; 67(1): 167-77(Corresponding Author).
    Highlighted in the front page of “Cancer Research” as selected article from the January1, 2007 issue.
  • Bowe, D. B., Kenney, N. J., Adereth Y.and Maroulakou, I. G.: Suppression of her2/neu mammary tumor growth in Cyclin D1-deficient mice is compensated for by cyclin E. Oncogene, 21:291-298, 2002 (corresponding author).
    Highlighted in The New England Journal of Medicine, section Clinical Implications of Basic Research, entitled “The Reciprocal Dance between Cancer and Development” by Lewis A. Chodosh. 2002.Vol.347 (2):134-136.
  • Maroulakou, IG.,Papas, TS.,and Green, JE: Differential expression of ets-1 and ets-2 protooncogenes during murine embryogenesis. Oncogene 9: 1551-1565, 1994.
  • Maroulakou, I. G., Anver, M., Garrett, L., and Green, J. E.:  Prostate and breast cancer in transgenic mice carrying a rat C3(1) SV40 TAG fusion gene.  Proc. Natl. Acad. Sci. USA 91:  11236-11240, 1994.
Name Title Supervisor Year Status
Alexandra Gkrouzoudi natomical Changes in the Mammary Gland of Genetically Engineered Mice during Physiological and Cancer Development Maroulalkou Ioanna 2022 On going

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Director

Τμήμα Μοριακής Βιολογίας & Γενετικής, Δημοκρίτειο Πανεπιστήμιο Θράκης, Δραγάνα, Αλεξανδρούπολη