Irina Vaseva

Associate Professor Irina Vaseva, PhD

Building 21, Office 222; Lab 121
Phone: +359-2-9792602; +359-2-979-2691

ORCID: 0000-0003-3117-7274
SCOPUS Author ID: 23487270100


Plant hormones, ethylene, cytokinins, cell type specificity of hormonal signaling and crosstalk, dehydrins, expression of stress-inducible proteins.


  • 1997, MSc, Sofia University St. Kliment Ohridski, Faculty of Biology, Sofia, Bulgaria
  • 2007, PhD, Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences (BAS), Sofia, Bulgaria


  • 2018– continuing: Associate Professor, IPPG-BAS
  • 2010 – 2018: Assistant Professor, IPPG – BAS
  • 2005 – 2009: Assistant researcher, Acad. M. Popov Institute of Plant Physiology – BAS
  • 2000 – 2005: PhD Student, Acad. M. Popov Institute of Plant Physiology – BAS
  • 1999 (May-December): Researcher, Acad. M. Popov Institute of Plant Physiology – BAS


  • July 2014 – June 2017: Post-Doctoral position, Ghent University, Department of Biology, Functional Plant Biology Group, Prof. Dominique Van Der Straeten lab, Gent, Belgium
  • August 2012 – July 2013: Sciex Post-Doctoral Fellowship, Universität Bern, Institut für Pflanzenwissenschaften, Urs Feller lab, Bern, Switzerland
  • February 2009 – August 2010: Post-Doctoral position, Ghent University, Department of Physiology, Hormonal Signaling and Bioimaging Unit, Prof. Dominique Van Der Straeten lab, Gent, Belgium
  • June 2002 – May 2003: Marie Curie Fellowship for PhD students, National Institute of Agricultural Botany (NIAB), Molecular Research Group, Cambridge, United Kingdom


2022 – 2024 Project HormOnDrought: Physiological and molecular mechanisms of phytohormones-mediated drought stress tolerance, 2022-2024, Joint Research Project between the Bulgarian Academy of Sciences and the Lithuanian Academy of Science Project coordinator IPPG-BAS
2020 – 2023 Research grant from National Science Fund (NSF), Bulgarian Ministry of Education and Science КП-06-Н36/3 – 30.09.2020  “Assessment of the physiological responses of wheat and triticale to soil drought and waterlogging after routine application of selective herbicide”, Project participant
2020 – 2023 Research grant from National Science Fund (NSF), Bulgarian Ministry of Education and Science КП-06-Н36/2 – 29.09.2020 „Leguminous crops in Bulgaria – a source of useful additional proteinaceous substances“, Project participant
2018 – 2020 Joint Research Project between the Bulgarian Academy of Sciences and Research Foundation – Flanders (FWO), Belgium (VS.078.18N) “Cell type specificity of ethylene signaling in plant responses to abiotic stress”, Project coordinator from BAS
2017 – 2020 Research grant from National Science Fund (NSF), Bulgarian Ministry of Education and Science (DН11/8): Small NudC proteins: effective regulators of development and stress tolerance of Arabidopsis thalianaProject participant
2016 – 2019 Research grant DН06/12 from NSF – Bulgarian Ministry of Education and Science: Study on adaptive mechanisms to drought in Bulgarian winter wheat varieties,Project participant
2013 – 2014 Project BG051PO001-3.3.06-0025, Bulgaria’s Human Resources Development operational programme ” Support for training and development of young competitive experts in the field of physiology, phytochemistry, genomics, proteomics and biodiversity of eukaryotic organisms”, mentor
2012 – 2013 Project 11.113 “Identification of Dehydrin Types involved in Abiotic Stress Responces in Trifolium repens -IDAST”, SCIEX–NMSch (Scientific Exchange Programme between the New Member States of the EU and Switzerland), Universität Bern, Institut für Pflanzenwissenschaften, Prof. Urs Feller lab, Bern, Switzerland, principal researcher
2011 – 2013 Project  DNTC 01-12/13.12.2011 “Regulation of proteolysis under water stress in di- and monocotyledonous plants” (REPRODIMO), Project coordinator and participant


  • Union of Scientists in Bulgaria, Subdivision of Plant Physiology and Biochemistry
  • Federation of European Societies of Plant Biology (FESPB)


Vaseva II, Simova-Stoilova L, Kirova E, Mishev K, Depaepe T, Van Der Straeten D, Vassileva V, 2021. Ethylene signaling in salt-stressed Arabidopsis thaliana ein2-1 and ctr1-1 mutants – A dissection of molecular mechanisms involved in acclimation. Plant Physiology and Biochemistry, 167: 999-1010.

Vaseva II, Mishev K, Depaepe T, Vassileva V, Van Der Straeten D. 2021. The Diverse Salt-Stress Response of Arabidopsis ctr1-1 and ein2-1 Ethylene Signaling Mutants Is Linked to Altered Root Auxin Homeostasis. Plants, 10 (3), 452.

Velinov V, Vaseva I, Zehirov G, Zhiponova M, Georgieva M, Vangheluwe N, Beeckman T, Vassileva V. 2020. Overexpression of the NMig1 Gene Encoding a NudC Domain Protein Enhances Root Growth and Abiotic Stress Tolerance in Arabidopsis thaliana. Frontiers in Plant Science, 11, 815.

Vassileva V, Vaseva I, Dimitrova A. 2019. Expression profiling of DNA methyltransferase genes in wheat genotypes with contrasting drought tolerance. Bulgarian Journal of Agricultural Science, 25, 5, 845-851.

Vaseva II, Qudeimat E, Potuschak T, Du Y, Genschik P, Vandenbussche F, Van Der Straeten D. 2018. The plant hormone ethylene restricts Arabidopsis growth via the epidermis. PNAS, 115,17.

Vaseva II, Vandenbussche F, Simon D, Vissenberg K, Van Der Straeten D. 2016. Cell type specificity of plant hormonal signals: case studies and reflections on ethylene. Russian Journal of Plant Physiology, 63 (5): 577-586.

Vaseva II, Zehirov G, Kirova E, Simova-Stoilova L. 2016. Transcript profiling of serine-and cysteine protease inhibitors in Triticum aestivum varieties with different drought tolerance. Cereal Research Communications, 44 (1): 79-88.

Feller U, Vaseva II. 2014. Extreme climatic events: impacts of drought and high temperature on physiological processes in agronomically important plants. Frontiers in Environmental Science, doi: 10.3389/fenvs.2014.00039.

Vaseva I, Anders I, Yuperlieva-Mateeva B, Nenkova R, Kostadinova A, Feller U. 2014. Dehydrin expression as a potential diagnostic tool for cold stress in white clover. Plant Physiology and Biochemistry, 78: 43-48.

Vaseva I, Anders I, Feller U. 2014. Identification of dehydrin subclasses involved in drought response of Trifolium repens. Journal of Plant Physiology, 171: 213-224.

Vaseva I, Feller U. 2013. Natural antisense transcripts of Trifolium repens dehydrins. Plant Signaling & Behaviour, e27674.

Vaseva I, Akiscan Y, Simova-Stoilova L, Kostadinova A, Nenkova R, Anders I, Feller U, Demirevska K. 2012. Аntioxidant response to drought in red and white clover. Acta Physiologiae Plantarum, 34 (5): 1689-1699.

Vandenbussche F, Vaseva I, Vissenberg K, Van Der Straeten D. 2012. Ethylene in vegetative development: a tale with a riddle. Tansley review. New Phytologist, 194: 895-909.

Vaseva I, Sabotic J, Sustar-Vozlic J, Meglic V, Kidric M, Demirevska K, Simova-Stoilova L. 2011. The Response of Plants to Drought Stress – The Role of Dehydrins, Chaperones, Proteases and Protease Inhibitors in Maintaining Cellular Protein Function. In: Droughts: New Research, Chapter 11, Editors: Diogo F. Neves and João D. Sanz, ©2011 Nova Science Publishers, Inc. ISBN: 978-1-62100-769-2.

Vaseva I, Akiscan Y, Demirevska K, Anders I, Feller U. 2011. Drought stress tolerance of red and white clover – comparative analysis of some chaperonins and dehydrins. Scientia Horticulturae, 130: 653–659.

Grigorova B, Vaseva I, Demirevska K, Feller U. 2011. Combined drought and heat stress in wheat: changes in some heat shock proteins. Biol Plantarum, 55 (1): 105-111.

Grigorova B, Vaseva I, Demirevska K, Feller U. 2011. Comparative study of HSP expression after individually applied and combined drought/heat stress in wheat plants. Acta Physiologiae Plantarum, 33 (5): 2041-2049.

Vaseva II, Grigorova BS, Simova-Stoilova LP, Demirevska KN, Feller U. 2010. Abscisic acid and LEA profile changes in winter wheat under progressive drought stress. Plant Biology, 12 (5): 698–707.

Simova-Stoilova L, Vaseva I, Grigorova B, Demirevska K, Feller U. 2010. Proteolytic activity and cysteine protease expression in wheat leaves under severe soil drought and recovery. Plant Physiology and Biochemistry, 48(2-3): 200-206.

Vaseva I, Todorova D, Malbeck J, Travničkova A, Machačkova I. 2009. Mild temperature stress modulates cytokinin content and cytokinin oxidase/ dehydrogenase activity in young pea plants. Acta Agronomica Hungarica, 57(1): 33–40.

Todorova D, Vaseva I, Malbeck J, Trávníčková A, Macháčková I, Karanov E. 2007. Cytokinin oxidase/dehydrogenase activity as a tool in gibberellic acid/cytokinin cross talk. Biol Plantarum, 51 (3): 579-583.

Todorova D, Vaseva-Gemisheva I, Petrov P, Stoynova-Bakalova E, Alexieva V, Karanov E,, Smith A, Hall M. 2006. Cytokinin oxidase/dehydrogenase (CKX) activity in wild and ethylene-insensitive mutant eti5 type of Arabidopsis thaliana (L.) Heynh plants and the effect of cytokinin N1-(2-chloro-4-pyridyl)-N2-phenylurea on enzymatic activity and leaf morphology. Acta Physiol Plant, 28 (6): 613-617.

Todorova D, Genkov T, Vaseva-Gemisheva I, Alexieva V, Karanov E, Smith A, Hall M. 2005. Effect of temperature stress on the endogenous cytokinin content in Arabidopsis thaliana (L.) Heynh plants. Acta Physiol Plant, 27 (1): 13-18.

Vaseva-Gemisheva I, Lee D, Karanov E. 2005. Response of cytokinin oxidase/dehydrogenase expression and specific activity to drought stress and herbicide treatments in pea leaves. Plant Growth Regul, 46: 199-208.

Vaseva-Gemisheva I, Sergiev I, Todorova D, Alexieva V, Stanoeva E, Lachkova V, Karanov E. 2005. Antagonistic effects of triazolo[4, 5-d]pyrimidine and pyridylurea derivatives on cytokinin-induced cytokinin oxidase/dehydrogenase activity in young pea plants. Plant Growth Regul, 46: 193-197.

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