Sofia University St. Kliment Ohridski Faculty of Biology youth SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8th NOVEMBER 2019 A B S T R A C T S FUNDED BY: PROJECT № 80-10-76/2019 SOFIA UNIVERSITY; PROJECT № 3360/2018 SCIENTIFIC RESEARCH DEPARTMENT, SOFIA NIVERSITY Sofia University St. Kliment Ohridski Faculty of Biology YOUTH SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8th NOVEMBER 2019 A B S T R A C T S SOFIA 2019 HONORARY CHAIRMAN Prof. Mariela Odjakova CHAIRMAN Prof. STOYAN SHISHKOV, Dean of Faculty of Biology SCIENTIFIC COMMITTEE Prof. Stoyan Shishkov Assoc. Prof. Lyuben Zagorchev Assoc. Prof. Trayana Nedeva Assoc. Prof. Anelya Kenarova Assoc. Prof. Vyara Mamatarkova Assoc. Prof. Valentina Ganeva Assoc. Prof. Svetoslav Dimov Assoc. Prof. Mariela Chichova Assoc. Prof. Miroslava Zhiponova Assoc. Prof. Dimitar Kozhuharov Assoc. Prof. Veselina Moskova-Doumanova Assos. Prof. Albena Gjonova Assoc. Prof. Blagoy Uzunov Assos. Prof. Kamelya Yotovska ORGANIZING COMMITTEE: Assoc. Prof. Dilyana Nikolova Assoc. Prof. Ivan Traykov Assoc. Prof. Anita Tosheva Assoc. Prof. Yana Evstatieva Assoc. Prof. Denitsa Teofanova Assist. Prof. Atanas Grozdanov Assist. Prof. Daniel Todorov Secretary: Mrs. Mariana Modreva Webmaster: Mr. Konstantin Nikolov http://www.biofac.info/ Funded by: Project № 80-10-76/2019 Sofia University; Project № 3360/2019 Scientific Research Department, Sofia University ISSN: 1314–4960 C O N T E N T S: 1. PROGRAMME...........................................................................................4 2. ORAL PRECENTATIONS.....................................................................13 3. POSTERS B&BE–Biodiversity and Biological Education.....................................21 E&DS–Ecology and Sustainable Development....................................38 MB&BT–Molecular Biology and Biotechnology..................................54 YOUTH SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8TH NOVEMBER 2019 SOFIA FACULTY OF BIOLOGY PROGRAMME FRIDAY, NOVEMBER 08th 2019 FACULTY OF BIOLOGY Time SESSION Auditorium 08:30 – 11:00 Registration 2-nd floor 08:30 – 12:00 Poster mounting 2-nd floor OPENING CEREMONY Prof. Stoyan Shishkov, 09:30 – 10:00 Dean of the Faculty of Biology 239 Prof. Mariela Odjakova Honorary Chairman of the Organizing Committee ORAL PRESENTATIONS Time 239 Chairman – Assoc. Prof. Denitsa Teofanova YORDAN GEORGIEV, Tsvetelina G. Batsalova, Manol H. Ognyanov, Petko N. Denev, Balik M. Dhzambazov, Daniela V. Antonova, Ivanka I. Teneva, Christian W. Wold, Berit S. Paulsen Laboratory of Biologically Active Substances, Institute of Organic Chemistry 10:00 – 10:15 with Centre of Phytochemistry, Bulgarian Academy of Sciences, 139 Plovdiv, Bulgaria CHARACTERIZATION AND BIOLOGICAL ACTIVITY OF POLYSACCHARIDES AND OTHER METABOLITES FROM CYANOBACTERIA METE MISIRLIOĞLU, RalitsaTsekova and Hristo Valchovski Eskişehir Osmangazi University, Faculty of Science and Letters, Department of Biology, 26480 Eskişehir, Turkey 10:15 – 10:30 DISTRIBUTION OF THE BALKAN-ANATOLIAN EARTHWORMS (CLITELLATA, MEGADRILI) DENDROBAENA COGNETTII (MICHAELSEN, 1903) AND EISENIA KATTOULASI ZICSI & MICHALIS, 1981 KATERINA ZAREVA-SIMEONOVA, Venislava Racheva, Daniela Simeonovska-Nikolova, Krastio Dimitrov Department of Ecology and Environmental Protection, Faculty of Biology, Sofia 10:30 – 10:45 University “St. Kliment Ohridski” COMPARATIVE STUDY OF THE BEHAVIOR OF THE BROWN BEAR, URSUS ARCTOS UNDER DIFFERENT CONDITIONS IN CAPTIVITY 4 YOUTH SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8TH NOVEMBER 2019 SOFIA FACULTY OF BIOLOGY TSVETAN TSVETKOV, Denica Daskalova Institute of Biology and Immunology of Reproduction - Bulgarian Academy of Sciences 10:45 – 11:00 MORPHOLOGICAL AND KINETIC CHANGES IN SPERMATOZOA DURING IN VITRO INDUCED DECAPACITATION WITH SEMINAL PLASMA PROTEINS MADLENA ANDREEVA, Albena Alexandrova, Elina Tsvetanova, Nikola Metodiev, Rossen Stefanov Institute of Biology and Immunology of reproduction “Acad. K. Bratanov”, BAS, Sofia, Bulgaria 11:00 – 11:15 ЕFFECT OF ULTRA-LOW CRYOPRESERVATION TEMPERATURES ON THE LIPID PEROXIDATION OF EJACULATES OBTAINED FROM RAMS OF TWO BREEDS- LACAUNE AND SYNTHETIC POPULATION BULGARIAN MILK (SPBM) KAPKA MANCHEVA, Teodora Vukova, Georgi Atanasov, Andon Kosev 11:15 – 11:30 Institute of Biophysics and Biomedical Engineering, Bulgarian Academy of Sciences, Sofia, Bulgaria TRANSCRANIAL MAGNETIC STIMULATION ATANAS GROZDANOV, Anita Tosheva, Plamen Petrov, Dimitar Dimitrov, Petar Petrov 11:30 – 11:45 Faculty of Biology, Sofia University STUDENTS'S CLUB SKOREC - A DECADE OF VOLUNTEER SCIENCE AND EDUCATION IN FACULTY OF BIOLOGY 11:45 – 13:00 LUNCH POSTER SESSION 13:00 – 15:00 2-nd floor Discussions with cup of coffee 15:00 Closing Ceremony and “Best Poster” awards POSTERS BIODIVERSITY AND BIOLOGICAL EDUCATION В&BE-1/В&BE-17 Albena Dimitrova, Ivaila Yankova Ivanova-Pandourska ASSESSMENT OF BODY COMPOSITION CHARACTERISTICS В&BE-1 IN BULGARIAN RHYTHMIC GYMNASTS BY BIOELECTRICAL IMPEDANCE ANALYSIS Asen Asenov POPULATION STATUS OF HIMANTOGLOSSUM CAPRINUM В&BE-2 (M.BIEB) SPRENG (ORCHIDACEAE) ON ZEMENSKA MOUNTAIN, WEST BULGARIA 5 YOUTH SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8TH NOVEMBER 2019 SOFIA FACULTY OF BIOLOGY Borislava Margaritova, Dimitriy Dashinov, Lubomir Kenderov, Eliza Uzunova APPLICATION OF A MICROINVASIVE METHOD FOR В&BE-3 THE EXAMINATION OF THE GASTRIC CONTENT OF STURGEON SPECIES (PISCES: ACIPENSERIDAE) FROM THE DANUBE RIVER Elena Nenova, Ganina Nacheva- Lavchieva TERATOLOGICAL CHANGES IN CYCLOPS VICINUS В&BE-4 (ULYANIN, 1875) (COPEPODA, CYCLOPOIDA) FROM VAYA LAKE Ivaylo Todorov, Georgi Hristov, Atanas Grozdanov, Dimitar Parvanov В&BE-5 NEW RECORDS OF PTEROMALIDAE (HYMENOPTERA: CHALCIDOIDEA) FOR LOZENSKA MTS., WITH SOME CONTRIBUTIONS TO THE FAUNA OF BULGARIA Ivo Vladimirov, Racho Stoev PHYSICAL DEVELOPMENT OF STUDENTS IN FACULTY В&BE-6 OF BIOLOGY OF SOFIA UNIVERSITY " ST. KLIMENT OHRIDSKI" Magdalena Pirinska-Apostolu, Veneta Angelova В&BE-7 CEPHALOSCOPIC INVESTIGATION OF SCHOOL CHILDREN FROM CENTRAL GREECE Kenderov M., Kenderov L., Evtimova V., Apostolov A., Uzunova E. Stefanov T. & Mitov P. WHAT DO WE KNOW ABOUT MARINE ANIMALS В&BE-8 FROM SOUTH BAY, LIVINGSTON, ANTARCTICA? THE EXPERIENCE FROM THE XXVII TH BULGARIAN ANTARCTIC EXPEDITION Maya Paraskova, Elitsa Popova, Nikola Doykin, Marco Ponti, Giulio Cosani, Diana Zlatanova В&BE-9 CAMERA TRAPPING MARTENS IN TWO DIFFERENT MOUNTAINS – EFFECT OF THE LURE Nikola Bankov PHAGNUM-DWELLING TESTATE AMOEBAE В&BE-10 (AMOEBOZOA; CERCOZOA; STRAMENOPILES) IN PIRIN MOUNTAINS N. Dolapchiev, P. Petrov, E. Popova, N. Doykin, D. Zlatanova, M. Ponti, G. Cosani В&BE-11 WOLF (CANIS LUPUS L.) DIET IN OSOGOVO MTN. (BULGARIA) OVER TWO YEARS Ralitsa Konyovska MORPHOLOGICAL VARIATION OF METOPIC SUTURE В&BE-12 IN ADULT HUMAN SKULLS FROM THE NECROPOLIS OF ANTIQUE SALONA (CROATIA) 6 YOUTH SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8TH NOVEMBER 2019 SOFIA FACULTY OF BIOLOGY Teodora Toshova, Danail Takov, Dimitar Velchev, Daniela Pilarska, Ivaylo Todorov, Slavimira Draganova EVALUATION OF BIOINSECICIDES AGAINST THE В&BE-13 GREY MAIZE WEEVIL, TANYMECUS DILATICOLLIS (COLEOPTERA: CURCULIONIDAE), UNDER LABORATORY AND FIELD CONDITIONS Veneta Angelova, Dimitrina Georgieva DETERMINATION AND COMPARISON BETWEEN В&BE-14 BIOLOGICAL RELATIVES WITH RESPECT TO DERMATOGLYPHIC PATTERNS ON GENERAL FINGERPRINT TYPES Veneta Angelova, Magdalena Pirinska-Apostolu В&BE-15 EPIDERMAL PALMAR RIDGES COUNT ON THE PALM IN BULGARIAN POPULATION Yoana Kizheva, Svetlana Krumova, Milena Petrova, Iliyana Rasheva, Petya Hristova В&BE-16 ROLE OF BACTERIAL EXOPOLYSACCHARIDE IN PHAGE INFECTION Zorka Mitova ASSESSMENT OF THE IMPACT OF ESSENTIAL FACTORS В&BE-17 IN THE TRANSFORMATION OF THE BODY AND THE FORMATION OF SEXUAL DIFFERENCES DURING PUBERTY ECOLOGY AND SUSTAINABLE DEVELOPMENT Е&SD-1/Е&SD-16 Anelia Kenarova, Silvena Boteva, Ivan Traykov, Valentin Bogoev, Hristina Bakardzhieva Е&SD-1 SOIL MICROBIOTA AS AN INDICATOR OF SOIL QUALITY AND LAND USE IMPACTS IN AGROECOSYSTEMS OF RAZLOG MUNICIPALITY B. Angelova, R. Ilieva, M. Iliev, I. Nedkov, D. Stoyanov, V. Groudeva Е&SD-2 INVESTIGATION OF MICROBIOTA IN ATMOSPHERIC AEROSOLS DURING LIDAR MONITORING OF HIGHLY URBANIZED AREA IN SOFIA CITY Gabriela Petrova, Kalina Pachedjieva, Rossen Tzonev MAPPING OF NATURAL HABITATS AND PLANT SPECIES Е&SD-3 WITH CONSERVATION IMPORTANCE ON THE TERRITORY OF ETROPOLSKA STARA PLANINA MTS. Meltem Guzel Е&SD-4 THE EFFECTS OF MEDIA ON NATURAL HABITATS IN TURKEY Miryana Varbeva, Petya Kovacheva INFLUENCE OF THE RAPID TEMPERATURE INCREASE ON Е&SD-5 THE BINDING OF CO-60 AND CS-13 7 TO SOIL ORGANIC MATTER 7 YOUTH SCIENTIFIC CONFERENCE “KLIMENT’S DAYS” 8TH NOVEMBER 2019 SOFIA FACULTY OF BIOLOGY Nese Yilmaz Е&SD-6 AN ENVIRONMENTALLY FRIENDLY CLEANING TECHNOLOGY IN WATERS: “PHYTOREMEDIATION” Assya Petrova, Vladimir Aleksandrov, Irena Grigorova, Daniel Ilkov, Violeta Velikova Е&SD-7 PLANT-DERIVED PROTEIN HYDROLYSATES STIMULATE FUNCTIONAL ACTIVITY AND GROWTH OF YOUNG CUCUMBER PLANTS Nevenka Kostova, Hristo Vasilev Е&SD-8 MINING NEAR AN URBANIZED AREA - PROJECT BASED TRAINING. Olga Georgieva, Natalia Karadzova POSSIBILITIES FOR BIOLOGICAL CONTROL OF FUSARIUM Е&SD-9 ROOT ROT ON CUCUMBER WITH ANTAGONISTIC FUNGI FROM TRICHODERMA AND GLIOCLADIUM GENUS Petya Kovacheva, Nelly Boshnakova ON THE USE OF GAMMA-IRRADIATION FOR Е&SD-10 DISINFESTATION OF LEATHER, PAP ER AND WOOD MATERIALS IN BULGARIA Ralitsa Ilieva, Mihail Iliev, Veneta Groudeva THERMOACIDOPHILIC CHEMOLITOTROPHIC ARCHAEA Е&SD-11 ISOLATED FROM DIFFERENT SULFIDE ORE DEPOSITS IN BULGARIA Serap Kocabiyik, Betül Kir, Ibrahim Emecan Е&SD-12