Valya Vassileva

Prof. Dr. V. Vassileva

Professor Valya Vassileva, PhD

Bldg. 21, Office 222
Тел.: +359-2-9792602


Cell and molecular biology, plant physiology, abiotic stress, functional genomics, model plants, root development, hormone signaling, asymmetric cell division, cell cytoskeleton, mitochondria, epigenetic stress-induced memory.

  • 1986, MSc, Sofia University St. Kliment Ohridski, Faculty of Biology, Sofia, Bulgaria.
  • 2000, PhD, Acad. M. Popov Institute of Plant Physiology, Bulgarian Academy of Sciences, Sofia, Bulgaria, Scientific Advisor – Prof. G. Ignatov.
  • 2011 – present, Leader of the Department of Plant Stress Molecular Biology
  • 2010 – present, Associate Professor, Institute of Plant Physiology and Genetics, Bulgarian Academy of Sciences (BAS), Sofia, Bulgaria.
    2000 – 2009, Assistant Professor, Institute of Plant Physiology, BAS, Sofia, Bulgaria.
    1996 – 1999, PhD Student, Acad. M. Popov Institute of Plant Physiology, BAS, Sofia, Bulgaria.
    1990 – 1995, Researcher, Acad. M. Popov Institute of Plant Physiology, BAS, Sofia, Bulgaria.
  • June 2009 – Oct 2009, Postdoctoral Grant from Department of Molecular Genetics, Ghent University, Belgium, Host laboratory – Prof. Tom Beeckman.
  • Nov 2006 – Dec 2007, BELSPO Post-Doctoral Fellow, Plant Systems Biology Department, VIB/Ghent University, Belgium, Host researcher – Prof. Tom Beeckman, Promotor – Prof. Dr. Dirk Inze.
  • Apr 2002 – Apr 2004, JSPS Post-Doctoral Fellow, Biology Department, International Christian University, Tokyo, Japan, Host researcher – Prof. Robert Ridge.
  • Union of the Scientists in Bulgaria.
  • Federation of European Societies of Plant Biology (FESPB).
  • Japanese Society of Plant Microbe Interactions.

Vassileva V, Demirevska K, Simova-Stoilova L, Petrova T, Tsenov N, Feller U (2012) Long-term field drought affects leaf protein pattern and chloroplast ultrastructure of winter wheat in a cultivar-specific manner. J. Agron. Crop Sci. 198, 2, 104-117.

Grigorova B, V. Vassileva, D. Klimchuk, I. Vaseva, K. Demirevska, U. Feller (2012) Drought, high temperature and their combination affect ultrastructure of chloroplasts and mitochondria in wheat (Triticum aestivum L.) leaves. J. Plant Interactions 7, 3, 204-213.

Berckmans B, Vassileva V, Schmid S, Maes S, Parizot B, Naramoto S, Magyar Z, Kamei CLA, Koncz C, Persiau G, de Jaeger G, Bogre L, Friml J, Simon R, Beeckman T, de Veylder L (2011) Auxin-dependent cell cycle reactivation through transcriptional control of E2Fa by LATERAL ORGAN BOUNDARY proteins. Plant Cell 23, 3671-3683.

Vassileva V, Signarbieux C, Anders I, Feller U (2011) Genotypic variation in drought stress response and subsequent recovery of wheat (Triticum aestivum L.). J. Plant Research 124, 147-154.

RevalskaM,Vassileva V, Goormachtig S, van Hautegem T, Ratet P, Iantcheva A (2011) Recent progress in development of Tnt1 functional genomics platform for Medicago truncatula and Lotus japonicus in Bulgaria. Current Genomics 12, 2: 147-152.

De Rybel B, Vassileva V, Parizot B, Demeulenaere M, Grunewald W, Audenaert D, van Campenhout J, Overvoorde P, Jansen L, Vanneste S, Möller B, Wilson M, Holman T, van Isterdaele G, Brunoud G, Vuylsteke M, Vernoux T, de Veylder L, Inzé D, Weijers D, Bennett M, Beeckman T (2010) A novel Aux/IAA28 signalling cascade activates GATA23-dependent specification of lateral root founder cell identity. Current Biology 20, 1697-1706.

Vassileva V, Zehirov G, Ugrinova M, Iantcheva A (2010) Variable leaf epidermal morphology in Tnt1 insertional mutants of the model legume Medicago truncatula. Biotechnol. Biotechnol. Eq. 24: 2060-2065.

De Smet I, Lau S, Voss U, Vanneste S, Benjamins R, Rademacher E, Schlereth A, De Rybel B, Vassileva V, Grunewald W, Naudts M, Levesque M, Ehrismann J, Inzé D, Luschnig C, Benfey P, Weijers D, van Montagu M, Bennett M, Jürgens G, Beeckman T. 2010. Bimodular auxin response controls organogenesis in Arabidopsis. Proc. Natl. Acad. Sci. USA 107, 2705-2710.

Jansen L, de Rybel В, Vassileva V, Beeckman T (2010) Root development. In: Eng-Chong Pua & Michael Davey (Eds), Plant developmental biology – Biotechnological perspectives: vol.1, Springer, Heidelberg, pp. 71-90.

VassilevaV, Simova-Stoilova L, Demirevska K, Feller U (2009) Variety-specific response of wheat (Triticum aestivum L.) leaf mitochondria to drought stress. J. Plant Research 122, 445-454.

Iantcheva A, Vassileva V, Ugrinova M, Vlahova M (2009) Development of functional genomic platform for the model legume Medicago truncatula in Bulgaria. Biotechnol. Biotechnol. Eq. 23, 1440-1443.

De Smet I*, Vassileva V*, De Rybel B, Levesque MP, Grunewald W, van Damme D, van Noorden G, Naudts M, van Isterdael G, de Clercq R, Wang JY, Meuli N, Vanneste S, Friml J, Hilson P, Jürgens G, Ingram GC, Inzé D, Benfey PN, Beeckman T. 2008. Receptor-like kinase ACR4 restricts stem cell divisions in the Arabidopsis root. Science 322, 594-597. *shared first author

Demirevska K, Simova-Stoilova L, Vassileva V, Feller U (2008) Rubisco and some chaperone protein responses to water stress and rewatering at early seedling growth of drought sensitive and tolerant wheat varieties. Plant Growth Regulation 56, 97-106.

Vassileva V, Gigova L (2006) Extreme pH levels cause structural damages to nitrogen fixing nodules of Galega orientalis. Compt. Rend. Acad. Bulg. Sci. 59, 1075-1078.

Vassileva VN, Kouchi H, Ridge RW (2005) Microtubule dynamics in living root hairs: transient slowing by lipochitin oligosaccharide nodulation signals. Plant Cell 17, 1777-1787.

Vassileva VN, Fujii Y, Ridge RW (2005) Microtubule dynamics in plants. Plant Biotechnology 22, 171-178.

Doncheva D, Georgieva K, Vassileva V, Stoyanova Z, Popov N, Ignatov G (2005) Effects of succinate on manganese toxicity in pea plants. J. Plant Nutrition 28, 47-62.

Geneva M, Markovska Y, Vassileva V, Ignatov G (2003) Diurnal variations in the activity of phosphoenolpyruvate carboxylase and NADP-ME during the early steps of interaction between Glycine max and Bradyrhizobium japonicum. Biol. Plantarum 46, 399-403.

Vassileva V, Ignatov G (2002) Relationship between bacteroid poly-b-hydroxybutyrate accumulation and nodule functioning in the Galega orientalis-Rhizobium galegae symbiosis under diamine treatment. Physiologia Plantarum 114, 27-32.

Doncheva S, Vassileva V, Ignatov G, Pandev S, Dris R, Niskanen R (2001) Influence of nitrogen deficiency on photosynthesis and chloroplast ultrastructure of pepper plants. Agricult. Food Sci. Finland 10, 59-64.

Ignatova M, Ignatov G, Vassileva V, Manolova N, Rashkov I (2000) Remedying the iron-deficient maize plants grown at lower than the optimal temperature and irradiance by new synthetic macromolecular iron-chelating agents. J. Plant Physiol. 157, 395-403.

Ignatova M, Manolova N, Rashkov I, Vassileva V, Ignatov G (2000) Remedying the iron-deficient maize plants by new synthetic macromolecular chelating agents. Plant Soil 227, 27-34.

Ignatov G, Kovacheva T, Vassileva V (2000) Effect of organic acids on the assimilation of nitrates by soybean plants and the adhesion of Bradyrhizobium japonicum to roots. Russ. J. Plant Physiol. 47, 17-22.

Vassileva V, Ignatov G (1999) Effect of polyamines on dicarboxylate and oxygen uptake by symbiosomes and free bacteroids from Galega orientalis nodules. Symbiosis 27, 59-72.

Vassileva V, Ignatov G (1999) Polyamine-induced changes in symbiotic parameters of the Galega orientalis – Rhizobium galegae nitrogen-fixing system. Plant Soil 210, 83-91.

Vassileva V, Ignatov G (1999) Effect of polyamines on oxygen and metabolite transport across mitochondrial and symbiotic membranes of Galega orientalis nodules. Bulg. J. Plant Physiol. 25, 49-57.

Vassileva V, Ignatov G, Gigova L (1998) Exogenous polyamines affect the attachment of Rhizobium galegae to the root surface of Galega orientalis. Cytobios 96, 141-150.

Gigova L, Petrova N, Vassileva V, Ignatov G (1997) Free-living and symbiotic characteristics of plasmid-cured derivatives of Rhizobium galegae. Plant Sci. 125, 87-96.

Gigova L, Petrova N, Vassileva V, Ignatov G (1997) Symbiotic properties of antibiotic-resistant mutants of Rhizobium galegae. Biol. Plantarum 40, 433-440.

Vassileva V, Milanov G, Ignatov G, Nikolov B (1997/98) Effect of low pH on nitrogen fixation of common bean grown at various calcium and nitrate levels. J. Plant Nutrition 20, 279-294.

Vassileva V, Ignatov G (1996) Effect of high nitrate concentration on dicarboxylate transport across the peribacteroid membrane of soybean root nodules. J. Plant Physiol. 149, 222-224.

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