“EXPERIMENTAL ALGOLOGY” – Scientific Publications

Selected publications

2026

Alexandrov S, Ivanova J, Dankov K, 2026.. Current opinions and trends in the search for extrasolar photosynthesis. New Astronomy Reviews, 101736. in press

Vasileva I, Gigova L, Iliev I, Alexandrov S, Ivanova J, 2026. Sustainable Algae Cultivation – Maximizing Biomass Yield, Minimizing Environmental Footprint. Acta Microbiologica Bulgarica. 42(1). in press

2025

Vasileva I, Kiryakova B, Iliev I, Kvíderová J, Prochazkova L, Lukavsky J. Ecophysiology of Deuterostichococcus epilithicus (Chlorophyta, Trebouxiophyceae), isolated from surface snow at Rhodope Mountains, Bulgaria. European Journal of Phycology

Vasileva I, Toshkova-Yotova T, Georgieva A, Toshkova R, Ivanova J, 2025. A Newly Isolated Strain of Chroococcus sp.: Biotechnological Potential and Antitumor Properties. Acta Microbiologica Bulgarica 41, 1, 13-18

Alexandrov S, 2025. Applications of Aquatic Plants in Space Exploration and Astrobiology. Journal of Aquatic Plants, 100003.

Александров С, 2025. Открил ли е телескопът Джеймс Уеб доказателства за съществуването на фитопланктон на извънслънчевата планета K2-18b? Природа, Издателство БАН, 2, 35-39.

2024

Ivanova J G, Toshkova-Yotova T S, Toshkova R A, Deleva V R, Georgieva, A K, & Gigova L G, 2024. Antioxidant and Anticancer Potential of Extracellular Polysaccharide from Porphyridium aerugineum (Rhodophyta). Fermentation, 10, 5, 259.

Ivanova J, Gigova L, Alexandrov S, 2024. Successful practices for valorization of microalgal biomass for inclusion in circular economy. South African Journal of Botany, 175, 408-425

Georgieva Z, Karcheva Z, Toshkova-Yotova T, Georgieva A, Toshkova R, Petrova D, Zhiponova M, Chaneva G. Blue light enhances the antioxidant, antimicrobial, and antitumor potential of the green microalgae Coelastrella sp. BGV. Plants, 2024, 13, 23, MDPI, 3295.

Александров С, 2024. Астероидите – ключ към разгадаването на загадките за произхода на живота на Земята. Природа, Издателство БАН, 3-4, 30-35.

2023

Ivanova J, Kabaivanova L, Toshkova-Yotova T, Ivanova A, Alexandrov S, 2023. Biochemical composition of Porphyridium cruentum cultivated in waste digestates. Oxidation Communications, 46(1).

Ivanova J, Toshkova-Yotova T, Toshkova R, Deleva V, Georgieva A, Gigova L. Antioxidant and anticancer potential of extracellular polysaccharide from Porphyridium aerugineum (Rhodophyta). Fermentation, 2024, 10, 5, 259.

Toshkova-Yotova T, Sulikovska I, Djeliova V, Petrova Z, Ognyanov M, Denev P, Toshkova R, Georgieva A. Exopolysaccharides from the green microalga strain Coelastrella sp. BGV – isolation, characterization, and assessment of anticancer potential. Current Issues in Molecular Biology, 2024, 46, 9, 10312-10334.

2022

Toshkova-Yotova T, Georgieva A, Iliev I, Alexandrov S, Ivanova A, Pilarski P, Toshkova R. 2022. Antitumor and antimicrobial activity of fatty acids from green microalga Coelastrella sp. BGV. South African Journal of Botany 151.

Ivanova J, Konstantinidou A, Kabaivanova L. 2022. Examination of Exopolysaccharides from Porphyridium cruentum for Estimation of Their Potential Antitumour Activity in Vitro. Comptes rendus de l’Académie bulgare des sciences: scienc es mathématiques et naturelles 75, 8.

Ivanova J, Hubenov V, Nacheva L, Kabaivanova L. 2022. Cost effective production of green microagae for valuable compouns production. The Stephan Angelov Institute of Microbiology, Publishing House Farrago, 93-101.

Kabaivanova L, Ivanova J, Churukova E, Hubenov V. 2022. Algal Biomass Accumulation in Waste Digestate after Anaerobic Digestion of Wheat Straw. Fermentation 8, 715.

2021

Toshkova-Yotova T, Georgieva A, Todorova K, Pilarski P, Toshkova R. 2021. Antitumor properties of vegetable oil extract from green microalga Coelastrella sp.. Journal of Microbiology, Biotechnology and Food Sciences 11(2).

Ivanova J, Kabaivanova L, Vasileva I. 2021. Assessment of the production potential of valuable compounds with antioxidant properties of different green microalgae. Oxidation Communications 44, 1, 27-33.

Vasileva I, Alexandrov S, Peeva V, Ivanova A, Ivanova J. Optimizing the production of value-added substances derived from Chroococcus sp. R-10 (Cyanoprokaryota). Comptes rendus de l’Académie bulgare des Sciences 74, 11, 2021.

Toshkova-Yotova T, Georgieva A, Pilarski P, Toshkova R. 2021. Aqueous extracts of green microalga Coelastrella sp. BGV display antiproliferative and proapoptotic activity in vitro against HeLa tumor cells. Comptes Rendus de L’Academie Bulgare des Sciences 74, 5.

2020

Vasileva I, Ivanova J, Gigova L. 2020. Selection of nitrogen source affects the growth and metabolic enzyme activities of Chlorella vulgaris (Beijerinck) strain R-06/2 (Chlorophyta). Archives of Biological Sciences 72(2), 291-300.

Toshkova-Yotova T, Alexandrov S, Pilarski P, Yocheva L, Petrova D, Chaneva G. 2020. Screening of antimicrobial and antioxidant properties of green microalga Coelastrella sp. BGV. Oxidation Communications 43, 2, 265-279.

Ivanova J, Vasileva I, Kabaivanova L. 2020. Enhancement of Algal Biomass Accumulation Using Undiluted Anaerobic Digestate. International Journal of Pharma Medicine and Biological Sciences 9, 3.

Petrova D, Yocheva L, Petrova M, Karcheva Z, Petkova Zh, Toshkova-Yotova T, Pilarski P, Chaneva G. 2020. Antimicrobial and antioxidant activities of microalgal extracts. Oxidation Communications 43, 1.

2019

Vasileva I, Marinova G, Gigova L. 2019. Growth and antioxidant enzymes responses of Scenedesmus sp. BGP (Chlorophyceae) to cultivation temperature and irradiance. Oxidation communications 42, 1, 39-48.

Doneva D, Ivanova J, Kabaivanova L. 2019. Physiological responses to oxidative stress of different Chlorella vulgaris isolates. International Journal Bioautomation 23, 4, 447-460.

Nikolova B, Semkova S, Tsoneva I, Antov G, Ivanova J, Vasileva I, Kardaleva P, Stoineva I, Christova N, Nacheva L, Kabaivanova L. 2019. Characterization and potential antitumor effect of a heteropolysaccharide produced by the red alga Porphyridium sordidum. Engineering in Life Sciences.

Vasileva I, Alexandrov S, Ivanova J. 2019. Biotechnological perspectives of the red microalga Porphyridium cruentum. Studia Universitatis“ Vasile Goldis“ Arad. Seria Stiintele Vietii (Life Sciences Series) 28(4), 167-173.

2018

Marinova G, Ivanova J, Pilarski P, Chernev G, Chaneva G. 2018. Effect of heavy metals on the green alga Scenedesmus incrassatulus. Oxidation Communications 41, 2, 318-328.

Hristozkova M, Gigova L. Stancheva I, Velikova V, Marinova G, Geneva M. 2018. Influence of mycorrhizal fungi and microalgae dual inoculation on basil plants performance. Gesunde Pflanzen 70, 2, 99-107.

Vasileva I, Gigova L. 2018. Effect of different nitrogen sources on the pattern and activity of certain metabolic enzymes of Scenedesmus sp. BGP (Chlorophyceae). Genetics and Plant Physiology 8 (3-4), 105-120.

Toshkova-Yotova T, Georgieva A, Pilarski P, Toshkova R. 2018. Antiproliferative and proapoptotic activity of water extracts obtained from green microalga Coelastrella sp. BGV against HeLa tumor cells. Proceedings of the XIIIth Workshop on biological activity of metlas, synthetic compounds and natural products with international participation, Institute of Experimental Morphology, Pathology and Anthropology with Museum, Bulgarian Academy of Sciences.

2017

Hristozkova M, Gigova L, Geneva M, Stancheva I, Vasileva I, Sichanova M, Mincheva J. 2017. Mycorrhizal fungi and microalgae modulate antioxidant capacity of basil plants. Journal of Plant Protection Research 57, 4, 417-426.

Dimitrova P, Marinova G, Alexandrov S, Iliev I, Pilarski P. 2017. Biochemical characteristics of a newly isolated strain Coelastrella sp. BGV cultivated at different temperatures and light intensities. Annuaire de l’Université de Sofia “St. Klimen t Ohridski” Faculte de Biologie 102, 4.

Doneva D, Ivanova J, Kabaivanova L. 2017. Physiological and biochemical changes in algal cultures of Chlorella vulgaris and Synechocystis salina (mesophilic and antarctic isolates) occurring after treatment with UV-B radiation. Ecological Engineering and Environment Protection, VIII.

Doneva D, Ivanova J, Kabaivanova L. 2017. Physiological and biochemical changes in antarctic and mesophilic isolates Chlorella vulgaris under the effect of Sanosil. Genetics and Plant Physiology 7, 3-4.

2016

Kabaivanova L, Ivanova J, Pechlivanova V, Nikolova B. 2016. Specific antitumor effect of the combined action of algal heteropolysaccharide and electroporation. International Journal Bioautomation 20, 3, 407-416.

Alexandrov S. 2016. Algal research in space: history, current status and future prospects. Innovare Journal of Life Science 4(4), 1-4.

Vasileva I, Ivanova J. 2016. Microalgal cultivation under lowered CO₂ conditions in order to reduce the carbon dioxide emissions in the atmosphere. International Scientific Publications – Ecology and Safety 10.

Vasileva I, Ivanova J, Angelova L. 2016. Urea from waste waters – perspective nitrogen and carbon source for green algae Scenedesmus sp. cultivation. International Scientific Publications – Ecology and Safety 10, 311-319.

2015

Gigova L, Ivanova N. 2015. Microalgae respond differently to nitrogen availability during culturing. Journal of Biosciences 40, 2, 365-374.

Ivanova J, Kabaivanova L, Petkov G. 2015. Temperature and irradiance effects on Rhodella reticulata growth and biochemical characteristics. Russian Journal of Plant Physiology 62, 5, 647-652.

Iliev I, Petkov G, Lukavsky J. 2015. An approach for bioremediation of mineral oil polluted soil. Genetics and Plant Physiology 5(2), 162-169.

Kvíderová J, Elster J, Iliev I. 2015. Application of databases in polar research – Data evaluation and outputs. Czech Polar Reports 5, 2, 143-159.

2014

Alexandrov S, Iliev I, Petkov G. 2014. Establishment of growth conditions for cultivation of the microalga Trachydiscus minutus at laboratory scale. Pure and Applied Biology 3, 01-09.

Gardeva E, Toshkova R, Yossifova L, Minkova K, Ivanova N, Gigova L. 2014. Antitumor activity of C-Phycocyanin from Arthronema africanum (Cyanophyceae). Brazilian Archives of Biology and Technology 57, 5, 675-684.

Gigova L., N. Ivanova. 2014. Responses of Symploca sp. (Cyanobacteria) to nitrogen depletion during culturing. Compt. Rend. Acad. Bulg. Sci. 67(1): 43-48.

Chernev G, Todorova E, Djambazov S, Salvado M, Ivanova J. 2014. Synthesis and structure of sol-gel silica-polysacharide hybrids. Journal of Chemical Technology and Metallurgy 49, 2.

2013

Gacheva G, Gigova L, Ivanova N, Iliev I, Toshkova R, Gardeva E, Kussovski V, Najdenski H. 2013. Suboptimal growth temperature enhance the biological activity of cultured cyanobacterium Gloeocapsa sp. Journal of Applied Phycology 25, 1, 183-194.

Gacheva G, Gigova L, Ivanova N, Pilarski P, Lukavský J. 2013. Growth, biochemical and enzymatic responses of thermal cyanobacterium Gloeocapsa sp. (Cyanophyta) to temperature and irradiance. Phycological Research 61, 217-227.

Najdenski HM, Gigova LG, Iliev I, Pilarski PS, Lukavsky J, Tsvetkova IV, Ninova MS, Kussovski V. 2013. Antibacterial and antifungal activities of selected microalgae and cyanobacteria. International Journal of Food Science and Technology 48, 7, 1533-1540.

Alexandrov S, Iliev I, Petkov G. 2013. The alga Trachydiscus minutus aids purification of biogas to methane. Genetics and Plant Physiology 3, 3-4.

Dimova H, Chernev G, Salvado M, Kabaivanova L, Ivanova J. 2013. Hybrid nanocomposite materials used for immobilization and long term sorage of red microalgae. Nanoscience and nanotechnology 12.

2012

Petkov G, Ivanova A, Iliev I, Vaseva, I. 2012. A critical look at the micro algae biodiesel. European Journal of Lipid Science and Technology 114, 103-111.

Gigova L, Ivanova N, Gacheva G, Andreeva R, Furnadzhieva S. 2012. Response of Trachydiscus minutus (Xanthophyceae) to temperature and light. Journal of Phycology 48, 1.

Gigova L, Gacheva G, Toshkova R, Yossifova L, Gardeva E, Ivanova N, Iliev I, Kusssovski V, Najdenski H. 2012. Effects of temperature on Synechocystis sp. R10 (Cyanoprocaryota) at two irradiance levels. II Effect on antibacterial, antifungal and cytotoxic activities. Genetics and Plant Physiology 2, (1–2).

Gardeva Е, Toshkova R, Yossifova L, Minkova K, Gigova L. 2012. Cytotoxic and apoptogenic potential of red microalgal polysaccharides. Biotechnology & Biotechnological Equipment 26, 4, 3167-3172.