PETER CELEC, ASSOC. PROF., MD, DIPL. ING., MSC, DSC, MPH Personal info: Date of birth: 21.8.1979; Place of birth: Krupina, Slovak republic; Nationality: Slovak; Foreign languages: German, English Contact info: Institute of Molecular Biomedicine, Comenius University Sasinkova 4, 811 08 Bratislava, Slovak republic Tel: +421 2 593 57 296; Fax: +421 2 593 57 601; E-mail: [email protected] Professional curriculum vitae Education 1997-2003 MD, general medicine, Faculty of Medicine, Comenius University, Bratislava, Slovakia 2000-2001 Study at the Georg-August University, Göttingen, Germany 1998-2004 Dipl. Ing., national economy, finance, banking, investments, Faculty of National Economy, Economic University, Bratislava, Slovakia 2001-2004 BSc, molecular biology, Faculty of Natural Sciences, Comenius University, Bratislava, Slovakia 2003-2005 PhD, normal and pathological physiology, Institute of Pathophysiology, Faculty of Medicine, Comenius University, Bratislava, Slovakia 2004-2006 MSc, molecular biology, Department of Molecular Biology, Faculty of Natural Sciences, Comenius University, Bratislava, Slovakia 2005-2008 MPH, management of the health care system, Faculty of Public Health, Slovak Medical University, Bratislava, Slovakia 2013Assoc. Prof., normal and pathological physiology, Faculty of Medicine, Comenius University, Bratislava, Slovakia 2014Visiting professor at the Department of Internal Medicine II, RWTH Aachen, Germany 2015Doctor of Sciences, Slovak Academy of Sciences, Bratislava, Slovakia Employment 2005- scientist, Institute of Pathophysiology, Faculty of Medicine, Comenius University, Bratislava, Slovakia 2006- scientist, Department of Molecular Biology, Faculty of Natural Sciences, Comenius University, Bratislava, Slovakia 2010- head of the Institute of Molecular Biomedicine, Faculty of Medicine, Comenius University, Bratislava, Slovakia 2013-2015 director of the Center of Molecular Medicine, Slovak Academy of Sciences, Bratislava, Slovakia Teaching Faculty of Medicine – Pathyphysiology, Physiology, Biostatistics; Faculty of Natural Sciences – Molecular endocrinology, Basics of theoretical and experimental medicine, Behavioral genetics, Progress in molecular biology, Molecular human genetics; 5 successfully defended PhD students, currently tutoring 5 PhD students Awards Zondek prize at the European Students Conference 2001, Award of the rector of the Comenius University 2002, Award of the dean of the Faculty of Medicine 2003, Student personality of Slovakia 2004, Award of the ministry of education for young scientists 2013, invited lectures at the Physiological Society 2014 and at the Harvard University 2014, Ig Nobel prize 2015 Other activities Co-founder of the Children’s Hope Club www.kdn.sk, Evaluator for the Framework Program of the European Commission, European Union Contest for Young Scientists, Czech, Spanish and Dutch Ministry of Education, Slovak Research & Development Agency and a number of biomedical journals.

Grants: Structural funds of the European Union Transmed 1, Transmed 2, Biomakro 1, Biomakro 2, Center of Competence, University Science Park – Comenius University and Slovak Academy of Sciences Grant of the Ministry of Health 2006/24-UK-03 Molbiomed-Crohn: Systematic molecular approach to the pathophysiology, diagnosis and therapy of Crohn’s disease principal investigator Grants of the Slovak research and development agency APVV-0598-06 Psychologic and molecular stress in pediatric oncologic patients in remission deputy of the principal investigator APVT-20-003104 Oxidative stress and the comparison of standard antioxidant and antioxidant gene therapy in experiments in vitro and in vivo deputy of the principal investigator APVV-0753-10 Molecular mechanism of testosterone effect on spatial abilities principal investigator APVV-0754-10 The role of circulating nucleic acids in the pathogenesis of preeclampsia deputy of principal investigator VSMP-II-0027-09 Salivary malondialdehyde as a marker of oxidative stress in stomatologic diseases principal investigator Grants of the Ministry of Education VEGA 1/4316/07 Microbial flora of the oral cavity as a modulator of oxidative stress in relation to caries principal investigator VEGA 1/0307/08 Salivary markers of oxidative stress and their clinical application deputy of the principal investigator VEGA 1/0502/10 Molecular aspects of testosterone metabolism in the brain principal investigator

Publications Summary CC/IF publications: 160 SCI citations: 920 Hirsch index: 17 5 most important publications Babickova J, Tothova L, Boor P, Celec P: In vivo phage display - A discovery tool in molecular biomedicine. Biotechnology Advances, 31 (8): 1247-1259, 2013 Celec P, Hodosy J, Gardlik R, Behuliak M, Palffy R, Pribula M, Jani P, Turna J, Sebekova K: The effects of antiinflammatory and anti-angiogenic DNA vaccination on diabetic nephropathy in rats. Human Gene Therapy, 23 (2): 158-166, 2012 Boor P, Celec P, Martin IV, Villa L, Hodosy J, Klenovicsova K, Esposito C, Schafer S, Albrecht-Kupper B, Ostendorf T, Heidland A, Sebekova K: The peroxisome proliferator-activated receptor-α agonist, BAY PP1, attenuates renal fibrosis in rats. Kidney International, 80 (11): 1182-1197, 2011 Celec P, Palffy R, Gardlik R, Behuliak M, Hodosy J, Jani P, Bozek P, Sebekova K: Renal and metabolic effects of three months of decarbonated cola beverages in rats. Experimental Biology and Medicine, 235 (11): 1321-1327, 2010 Celec P, Behuliak M: Behavioural and endocrine effects of chronic cola intake. Journal of Psychopharmacology, 24 (10): 1569-72, 2010

Publication list Kamodyová N, Baňasová L, Janšáková K, Koborová I, Tóthová Ľ, Stanko P, Celec P: Blood Contamination in Saliva: Impact on the Measurement of Salivary Oxidative Stress Markers. Disease Markers, 2015:479251, 2015 Musilova I, Tothova L, Menon R, Vlkova B, Celec P, Hornychova H, Kutova R, Andrys C, Stepan M, Kacerovsky M: Umbilical cord blood markers of oxidative stress in pregnancies complicated by preterm prelabor rupture of membranes. Journal of Maternal, Fetal and Neonatal Medicine, in press Polák E, Vitáriušová E, Celec P, Zuzana P, Ľudmila K, Anna H, László K, Ľudevít K: The prevalence of melanocortin-4 receptor gene mutations in Slovak obese children and adolescents. Journal of Pediatric Endocrinology and Metabolism, in press Janšáková K, Bábíčková J, Filová B, Lengyelová E, Havrlentová M, Kraic J, Celec P, Tóthová Ľ: Anthocyanin-Rich Diet in Chemically Induced Colitis in Mice. Folia Biologica (Praha), 61(3):104-9, 2015 Bábíčková J, Tóthová Ľ, Lengyelová E, Bartoňová A, Hodosy J, Gardlík R, Celec P: Sex Differences in Experimentally Induced Colitis in Mice: a Role for Estrogens. Inflammation, 38(5):1996-2006, 2015 Lettrichová I, Tóthová L, Hodosy J, Behuliak M, Celec P: Variability of salivary markers of oxidative stress and antioxidant status in young healthy individuals. Redox Report, in press Gurecká R, Koborová I, Janšáková K, Tábi T, Szökő É, Somoza V, Šebeková K, Celec P: Prenatal dietary load of Maillard reaction products combined with postnatal Coca-Cola drinking affects metabolic status of female Wistar rats. Croatian Medical Journal, 56(2):94-103, 2015 Filova B, Malinova M, Babickova J, Tothova L, Ostatnikova D, Celec P, Hodosy J: Effects of testosterone and estradiol on anxiety and depressive-like behavior via a non-genomic pathway. Neuroscience Bulletin, 31(3):288-96, 2015 Celec P, Ostatníková D, Hodosy J: On the effects of testosterone on brain behavioral functions. Frontiers in Neuroscience, 9:12, 2015 Mego M, Karaba M, Minarik G, Benca J, Sedlácková T, Tothova L, Vlkova B, Cierna Z, Janega P, Luha J, Gronesova P, Pindak D, Fridrichova I, Celec P, Reuben JM, Cristofanilli M, Mardiak J: Relationship between circulating tumor cells, blood coagulation, and urokinase-plasminogen-activator system in early breast cancer patients. Breast Journal, 21(2):155-60, 2015 Konečná B, Borbélyová V, Celec P, Vlková B: Does rat fetal DNA induce preeclampsia in pregnant rats? Journal of Developmental Origin of Health and Disease, 6(1):5-9, 2015 Bábíčková J, Borbélyová V, Tóthová L, Kubišová K, Janega P, Hodosy J, Celec P: The renal effects of prenatal testosterone in rats. Journal of Urology, 193(5):1700-8, 2015 Konečná B, Vlková B, Celec P: Role of fetal DNA in preeclampsia (review). International Journal of Molecular Medicine, 35(2):299-304, 2015 Baňasová L, Kamodyová N, Janšáková K, Tóthová L, Stanko P, Turňa J, Celec P: Salivary DNA and markers of oxidative stress in patients with chronic periodontitis. Clinical Oral Investigations, 19(2):201-7, 2015 Karlík M, Valkovič P, Hančinová V, Krížová L, Tóthová L, Celec P: Markers of oxidative stress in plasma and saliva in patients with multiple sclerosis. Clinical Biochemistry, 48(1-2):24-8, 2015 Vlková B, Turňa J, Celec P: Fetal DNA in maternal plasma in preeclamptic pregnancies. Hypertension in Pregnancy, 34(1):36-49, 2015

Kacerovsky M, Tothova L, Menon R, Vlkova B, Musilova I, Hornychova H, Prochazka M, Celec P: Amniotic fluid markers of oxidative stress in pregnancies complicated by preterm prelabor rupture of membranes. Journal of Maternal and Fetal Neonatal Medicine, 27:1-10, 2014 Simko F, Pechanova O, Repova Bednarova K, Krajcirovicova K, Celec P, Kamodyova N, Zorad S, Kucharska J, Gvozdjakova A, Adamcova M, Paulis L: Hypertension and cardiovascular remodelling in rats exposed to continuous light: protection by ACE-inhibition and melatonin. Mediators of Inflammation, 2014:703175, 2014 Kamodyová N, Minárik G, Hodosy J, Celec P: Single consumption of bryndza cheese temporarily affects oral microbiota and salivary markers of oxidative stress. Current Microbiology, 69(5):716-24, 2014 Aziriova S, Repova Bednarova K, Krajcirovicova K, Hrenak J, Rajkovicova R, Arendasova K, Kamodyova N, Celec P, Zorad S, Adamcova M, Paulis L, Simko F: Doxorubicin-induced behavioral disturbances in rats: protective effect of melatonin and captopril. Pharmacology, Biochemistry and Behavior, 124:284-9, 2014 Simko F, Bednarova KR, Krajcirovicova K, Hrenak J, Celec P, Kamodyova N, Gajdosechova L, Zorad S, Adamcova M: Melatonin reduces cardiac remodeling and improves survival in rats with isoproterenol-induced heart failure. Journal of Pineal Research, 57(2):177-84, 2014 Tomková S, Telepková D, Vanuga P, Killinger Z, Sulková I, Celec P, Payer J: Therapeutic adherence to osteoporosis treatment. International Journal of Clinical Pharmacology and Therapeutics, 52(8):663-8, 2014 Kúdela M, Brúderová T, Jedlička L, Bernotienė R, Celec P, Szemes T: The identity and genetic characterization of Simulium reptans (Diptera: Simuliidae) from central and northern Europe. Zootaxa (3802):301-17, 2014 Gardlik R, Wagnerova A, Celec P: Effects of bacteria‑mediated reprogramming and antibiotic pretreatment on the course of colitis in mice. Molecular Medicine Reports, 10(2):983-8, 2014 Blusková Z, Koštálová L, Celec P, Vitáriušová E, Pribilincová Z, Maršálková M, Šemberová J, Kyselová T, Hlavatá A, Kovács L: Evaluation of lipid and glucose metabolism and cortisol and thyroid hormone levels in obese appropriate for gestational age (AGA) born and non-obese small for gestational age (SGA) born prepubertal Slovak children. Journal of Pediatric Endocrinology and Metabolism, 27(7-8):693-9, 2014 Kubranská A, Lakatošová S, Schmidtová E, Durdiaková J, Celec P, Ostatníková D: Spatial abilities are not related to testosterone levels and variation in the androgen receptor in healthy young men. General Physiology and Biophysics, 33(3):311-9, 2014 Celec P, Mucska I, Ostatníková D, Hodosy J: Testosterone and estradiol are not affected in male and female patients with obstructive sleep apnea treated with continuous positive airway pressure. Journal of Endocrinological Investigation, 37 (1): 9-12, 2014 Steno A, Bocko J, Rychly B, Chorvath M, Celec P, Fabian M, Belan V, Steno J: Nonfunctioning pituitary adenomas: association of Ki-67 and HMGA-1 labeling indices with residual tumor growth. Acta Neurochirurgica, 156 (3): 451-61, 2014 Sebekova K, Dusinska M, Simon Klenovics K, Kollarova R, Boor P, Kebis A, Staruchova M, Vlkova B, Celec P, Hodosy J, Baciak L, Tuskova R, Beno M, Tulinska J, Pribojova J, Bilanicova D, Pojana G, Marcomini A, Volkovova K: Comprehensive assessment of nephrotoxicity of intravenously administered sodium-oleate-coated ultrasmall superparamagnetic iron oxide (USPIO) and titanium dioxide (TiO2) nanoparticles in rats. Nanotoxicology, 8 (2): 142157, 2014 Fabryova H, Celec P: On the origin and diagnostic use of salivary RNA. Oral Diseases, 20 (2): 146-52, 2014 Tothova L, Celecova V, Celec P: Salivary markers of oxidative stress and their relation to periodontal and dental status in children. Disease Markers, 34 (1): 9-15, 2013

Celecova V, Kamodyova N, Tothova L, Kudela M, Celec P: Salivary markers of oxidative stress are related to age and oral health in adult non-smokers. Journal of Oral Pathology & Medicine, 42 (3): 263-266, 2013 Milcheva R, Janega P, Celec P, Russev R, Babal P: Alcohol based fixatives provide excellent tissue morphology, protein immunoreactivity and RNA integrity in paraffin embedded tissue specimens. Acta Histochemica, 115 (3): 279-289, 2013 Celec P, Jurkovicova I, Buchta R, Bartik I, Gardlik R, Palffy R, Mucska I, Hodosy J: Antioxidant vitamins prevent oxidative and carbonyl stress in an animal model of obstructive sleep apnea. Sleep and Breathing, 17 (2): 867-871, 2013 Repiska G, Sedlackova T, Szemes T, Celec P, Minarik G: Selection of the optimal manual method of cell free fetal DNA isolation from maternal plasma. Clinical Chemistry and Laboratory Medicine, 51 (6): 1185-1189, 2013 Kamodyova N, Durdiakova J, Celec P, Sedlackova T, Repiska G, Sviezena B, Minarik G: Prevalence and persistence of male DNA identified in mixed saliva samples after intense kissing. Forensic Science International: Genetics, 7 (1): 124-128, 2013 Klenovics KS, Boor P, Somoza V, Celec P, Fogliano V, Sebeková K: Advanced glycation end products in infant formulas do not contribute to insulin resistance associated with their consumption. PLoS ONE, 8 (1): e53056, 2013 Filova B, Ostatnikova D, Celec P, Hodosy J: The Effect of Testosterone on the Formation of Brain Structures. Cells Tissues Organs, 197 (3): 169-177, 2013 Tothova L, Ostatnikova D, Sebekova K, Celec P, Hodosy J: Sex differences of oxidative stress markers in young healthy subjects are marker-specific in plasma but not in saliva. Annals of Human Biology, 40 (2): 175-180, 2013 Sedlackova T, Repiska G, Celec P, Szemes T, Minarik G: Fragmentation of DNA affects the accuracy of the DNA quantitation by the commonly used methods. Biological Procedures Online, 15 (5): 5, 2013 Hlavaty T, Batovsky M, Balakova D, Pav I, Celec P, Gregus M, Zakuciova M, Hlista M, Horakova M, Desatova B, Koller T, Toth J, Kadasi L, Huorka M: The impact of thiopurine-S-methyltransferase genotype on the adverse drug reactions to azathioprine in patients with inflammatory bowel diseases. Bratislavske Lekarske Listy, 114 (4): 199-205, 2013 Celec P, Tretinarova D, Minarik G, Ficek A, Szemes T, Lakatosova S, Schmidtova E, Turna J, Kadasi L, Ostatnikova D: Genetic polymorphisms related to testosterone metabolism in intellectually gifted boys. PLoS One, 8 (1): e54751, 2013 Celec P, Hodosy J, Palffy R, Gardlik R, Halcak L, Ostatnikova D: The short-term effects of soybean intake on oxidative and carbonyl stress in men and women. Molecules, 18 (5): 5190-5200, 2013 Kacerovsky M, Celec P, Vlkova B, Skogstrand K, Hougaard DM, Cobo T, Jacobsson B: Amniotic fluid protein profiles of intraamniotic inflammatory response to Ureaplasma spp. and other bacteria. Plos One, 8 (3): e60399, 2013 Kamodyova N, Tothova L, Celec P: Salivary markers of oxidative stress and antioxidant status: Influence of external factors. Disease Markers, 34 (5): 313-321, 2013 Desatova B, Hlavaty T, Balakova D, Pav I, Celec P, Gregus M, Zakuciova M, Hlista M, Horakova M, Kadasi L, Huorka M, Batovsky M: Prevalence of mutations in thiopurine S-methyltransferase gene among Slovak IBD patients. Bratislava Medical Journal, 114 (6): 330-332, 2013 Babickova J, Tothova L, Boor P, Celec P: In vivo phage display - A discovery tool in molecular biomedicine. Biotechnology Advances, 31 (8): 1247-1259, 2013 Gardlik R, Bartonova A, Celec P: Therapeutic DNA vaccination and RNA interference in inflammatory bowel disease. International Journal of Molecular Medicine, 32 (2): 492-496, 2013

Durdiakova J, Lakatosova S, Kubranska A, Laznibatova J, Ficek A, Ostatnikova D, Celec P: Mental rotation in intellectually gifted boys is affected by the androgen receptor CAG repeat polymorphism. Neuropsychologia, 51 (9): 1693-1698, 2013 Tothova L, Hodosy J, Mettenburg K, Fabryova H, Wagnerova A, Babickova J, Okuliarova M, Zeman M, Celec P: No harmful effect of different Coca-cola beverages after 6 months of intake on rat testes. Food and Chemical Toxicology, 31 (62): 343-348, 2013 Durdiakova J, Fabryova H, Ostatnikova D, Celec P: The effects of saliva collection, handling and storage on salivary testosterone measurement. Steroids, 78 (14): 1325-1331, 2013 Hrenak J, Arendasova K, Rajkovicova R, Aziriova S, Repova K, Krajcirovicova K, Celec P, Kamodyova N, Barta A, Adamcova M, Paulis L, Simko F: Protective effect of captopril, olmesartan, melatonin and compound 21 on doxorubicin-induced nephrotoxicity in rats. Physiological Research, 12 (62): 181-189, 2013 Tothova L, Celec P, Ostatnikova D, Okuliarova M, Zeman M, Hodosy J: Effect of exogenous testosterone on oxidative status of the testes in adult male rats. Andrologia, 45 (6): 417-423, 2013 Celec P, Hodosy J, Jani P, Janega P, Kudela M, Kalousova M, Holzerova J, Parrak V, Halcak L, Zima T, Braun M, Pechan I, Murin J, Sebekova K: Advanced glycation end products in myocardial reperfusion injury. Heart and Vessels, 27 (2): 208-215, 2012 Celec P, Hodosy J, Behuliak M, Palffy R, Gardlik R, Halcak L, Mucska I: Oxidative and carbonyl stress in patients with obstructive sleep apnea treated with continuous positive airway pressure. Sleep and Breathing, 16 (2): 393-398, 2012 Celec P, Hodosy J, Gardlik R, Behuliak M, Palffy R, Pribula M, Jani P, Turna J, Sebekova K: The effects of antiinflammatory and anti-angiogenic DNA vaccination on diabetic nephropathy in rats. Human Gene Therapy, 23 (2): 158-166, 2012 Durdiakova J, Kamodyova N, Ostatnikova D, Vlkova B, Celec P: Comparison of different collection procedures and two methods for DNA isolation from saliva. Clinical Chemistry and Laboratory Medicine, 50 (4): 643-647, 2012 Celec P: Intake of cola beverages containing caffeine does not increase, but reduces body weight. European Journal of Clinical Nutrition, 66 (4): 538-538, 2012 Sebekova K, Klenovics KS, Boor P, Celec P, Behuliak M, Schieberle P, Heidland A, Palkovits M, Somoza V: Behaviour and hormonal status in healthy rats on a diet rich in Maillard reaction products with or without solvent extractable aroma compounds. Physiology & Behavior, 105 (3): 693-701, 2012 Hodosy J, Ostatníkova D, Caganova M, Kovacsova M, Mikulajova M, Guller L, Putz Z, Celec P: Physical activity induces depression-like behavior in intact male rats. Pharmacology Biochemistry and Behavior, 101 (1): 85-87, 2012 Desatova B, Hlavaty T, Balakova D, Pav I, Celec P, Gregus M, Zakuciova M, Hlista M, Horakova M, Kadasi L, Huorka M, Batovsky M: Prevalence of mutations in thiopurine S-methyltransferase gene among Slovak IBD patients. Bratislavske Lekarske Listy, 113 (5): 282-284, 2012 Hodosy J, Zelmanova D, Majzunova M, Filova B, Malinova M, Ostatnikova D, Celec P: The anxiolytic effect of testosterone in the rat is mediated via the androgen receptor. Pharmacology Biochemistry and Behavior, 102 (2): 191-195, 2012 Steinhauser G, Adlassnig W, Risch JA, Anderlini S, Arguriou P, Armendariz AZ, Bains W, Baker C, Barnes M, Barnett J, Baumgartner M, Baumgartner T, Bendall CA, Bender YS, Bichler M, Biermann T, Bini R, Blanco E, Bleau J, Brink A, Brown D, Burghuber C, Calne R, Carter B, Castaño C, Celec P, Celis ME, Clarke N, Cockrell D, Collins D, Coogan B, Craig J, Crilly C, Crowe D, Csoka AB, Darwich C, Del Kebos T, Derinaldi M, Dlamini B, Drewa T, Dwyer M, Eder F, de Palma RE, Esmay D, Rött CE, Exley C, Falkov R, Farber CI, Fearn W, Felsmann S, Flensmark J, Fletcher AK, Foster M, Fountoulakis KN, Fouratt J, Blanca JG, Sotelo MG, Gittler F, Gittler G, Gomez J, Gomez JF, Polar MG, Gonzalez J,

Gösselsberger C, Habermacher L, Hajek M, Hakala F, Haliburton MS, Hankins JR, Hart J, Hasslberger S, Hennessey D, Herrmann A, Hersee M, Howard C, Humphries S, Isharc L, Ivanovski P, Jenuth S, Jerndal J, Johnson C, Keleta Y, Kenny A, Kidd B, Kohle F, Kolahi J, Koller-Peroutka M, Kostova L, Kumar A, Kurosawa A, Lance T, Lechermann M, Lendl B, Leuchters M, Lewis E, Lieb E, Lloyd G, Losek A, Lu Y, Maestracci S, Mangan D, Mares AW, Barnett JM, McClain V, McNair JS, Michael T, Miller L, Monzani P, Moran B, Morris M, Mößmer G, Mountain J, Phuthe OM, Muñoz M, Nakken S, Wambui AN, Neunteufl B, Nikolić D, Oberoi DV, Obmode G, Ogar L, Ohara J, Rybine NO, Owen B, Owen KW, Parikh R, Pearce NJ, Pemmer B, Piper C, Prince I, Reid T, Rindermann H, Risch S, Robbins J, Roberts S, Romero A, Rothe MT, Ruiz S, Sacher J, Sackl W, Salletmaier M, Sanand J, Sauerzopf C, Schwarzgruber T, Scott D, Seegers L, Seppi D, Shields K, Siller-Matula J, Singh B, Sithole S, Six F, Skoyles JR, Slofstra J, Sole DA, Sommer WF, Sonko M, StarrCasanova CJ, Steakley ME, Steinhauser W, Steinhoff K, Sterba JH, Steppan M, Stindl R, Stokely J, Stokely K, St-Pierre G, Stratford J, Streli C, Stryg C, Sullivan M, Summhammer J, Tadesse A, Tavares D, Thompson L, Tomlinson A, Tozer J, Trevisanato SI, Trimmel M, Turner N, Vahur P, van der Byl J, van der Maas T, Varela L, Vega CA, Vermaak S, Villasenor A, Vogel M, von Wintzigerode G, Wagner C, Weinberger M, Weinberger P, Wilson N, Wolfe JF, Woodley MA, Young I, Zuraw G, Zwiren N: Peer review versus editorial review and their role in innovative science. Theoretical Medicine and Bioethics, 33 (5): 359-376, 2012 Celec P, Ostatnikova D: Saliva collection devices affect sex steroid concentrations. Clinica Chimica Acta, 413 (19-20): 1625-1628, 2012 Tothova L, Babickova J, Celec P: The effects of antioxidative additives on electroporation efficacy. Gene Therapy and Molecular Biology, 14: 42-48, 2012 Tothova L, Babickova J, Celec P: Phage survival: the biodegradability of M13 phage display library in vitro. Biotechnology and Applied Biochemistry, 59: (6) 490-494, 2012 Gardlik R, Palffy R, Hodosy J, Kopani M, Brezova V, Celec P: Similar effects of chronic voluntary alcohol intake and high dose superoxide dismutase gene delivery on oxidative and carbonyl stress in rats. Gene Therapy and Molecular Biology, 14: 49-55, 2012 Jedlicka L, Kudela M, Szemes T, Celec P: Population genetic structure of Simulium degrangei (Diptera: Simuliidae) from Western Carpathians. Biologia, 67 (4): 777-787, 2012 Hodosy J, Ostatnikova D, Riljak V, Myslivecek J, Celec P: The effect of rapid and depot testosterone and estradiol on spatial performance in water maze. Central European Journal of Biology, 7 (4): 596-602, 2012 Durdiakova J, Hodosy J, Kubranska A, Ostatnikova D, Celec P: The effect of mental rotation on changes in plasma testosterone and cortisol levels. Central European Journal of Biology, 7 (6): 1005-1012, 2012 Filova B, Majzunova M, Malinova M, Ostatnikova D, Celec P, Hodosy J: Factors determining the kinetics of a single dose of testosterone in rats. Archives of Biological Science, 64 (3): 859-863, 2012 Hodosy J, Ostatnikova D, Kudela M, Celec P: Behavioral effects of physical exercise and exogenous testosterone in male rats. Neurophysiology, 44 (5): 409-413, 2012 Tothova L, Celecova V, Celec P: Salivary markers of oxidative stress and their relation to periodontal and dental status in children. Disease Markers, 34 (1): 9-15, 2013 Szemes T, Vlkova B, Minarik G, Drahovska H, Turna J, Celec P: Does phage P22 contribute to resistance of Salmonella to oxidative stress? Medical Hypotheses, 79 (4): 484-486, 2012 Vlkova B, Stanko P, Minarik G, Tothova L, Szemes T, Banasova L, Novotnakova D, Hodosy J, Celec P: Salivary markers of oxidative stress in patients with oral premalignant lesions. Archives of Oral Biology, 57 (12): 1651-1656, 2012 Gardlik R, Palffy R, Celec P. Modified probiotic therapy in experimental colitis in mice. Folia Biologica - Prague, 58 (6), 238-245, 2012

Celec P, Hodosy J, Gardlik R, Behuliak M, Palffy R, Pribula M, Jani P, Turna J, Sebekova K: The effects of antiinflammatory and anti-angiogenic DNA vaccination on diabetic nephropathy in rats. Human Gene Therapy, 23 (2): 158-166, 2012 Sebekova K, Klenovics KS, Boor P, Celec P, Behuliak M, Schieberle P, Heidland A, Palkovits M, Somoza V: Behaviour and hormonal status in healthy rats on a diet rich in Maillard reaction products with or without solvent extractable aroma compounds. Physiology & Behavior, 105 (3): 693-701, 2012 Hodosy J, Ostatníkova D, Caganova M, Kovacsova M, Mikulajova M, Guller L, Putz Z, Celec P: Physical activity induces depression-like behavior in intact male rats. Pharmacology Biochemistry and Behavior, 101 (1): 85-87, 2012 Polgarova K, Behuliak M, Celec P: Effect of saliva processing on bacterial DNA extraction. New Microbiologica, 33 (4): 373-379, 2010 Lakatosova S, Celec P, Schmidtova E, Kubranska A, Durdiakova J, Ostatnikova D: The impact of serotonergic stimulation on reelin and glutamate decarboxylase gene expression in adult female rats. Bratislavske lekarske listy, 112 (2): 58-62, 2011 Tothova L, Hodosy J, Kamodyova N, Janega P, Slobodnikova L, Liptakova A, Boor P, Celec P: Bactofection with TollLike Receptor 4 in a Murine Model of Urinary Tract Infection. Current Microbiology, 62 (6): 1739-1742, 2011 Palffy R, Gardlik R, Behuliak M, Jani P, Balakova D, Kadasi L, Turna J, Celec P: Salmonella-mediated gene therapy in experimental colitis in mice. Experimental Biology and Medicine, 236 (2): 177-183, 2011 Gardlik R, Behuliak M, Palffy R, Celec P, Li CJ: Gene therapy for cancer: bacteria-mediated anti-angiogenesis therapy. Gene Therapy, 18 (5): 425-431, 2011 Boor P, Celec P, Martin IV, Villa L, Hodosy J, Klenovicsova K, Esposito C, Schafer S, Albrecht-Kupper B, Ostendorf T, Heidland A, Sebekova K: The peroxisome proliferator-activated receptor-α agonist, BAY PP1, attenuates renal fibrosis in rats. Kidney International, 80 (11): 1182-1197, 2011 Kamodyova N, Celec P: Salivary markers of oxidative stress and Salivette collection systems. Clinical Chemistry and Laboratory Medicine, 49 (11): 1887-1890, 2011 Gardlik R, Celec P, Bernadic M: Targeting angiogenesis for cancer (gene) therapy. Bratislavske Lekarske Listy, 112 (8): 428-434, 2011 Vlkova B, Szemes T, Minarik G, Tothova L, Drahovska H, Turna J, Celec P: Food-borne enterococci and their resistance to oxidative stress. Journal of Microbiology, 49 (4): 657-662, 2011 Tothova L, Celec P, Babickova J, Gajdosova J, Al-Alami H, Kamodyova N, Drahovska H, Liptakova A, Turna J, Hodosy J: Phage therapy of Cronobacter-induced urinary tract infection in mice. Medical Science Monitor, 17 (7): 173-178, 2011 Celec P, Meseznikov G, Ostatnikova D, Hodosy J: Changes in well-being but not in spatial ability across the menstrual cycle. Biological Rhythm Research, 42 (3): 255-259, 2011 Krajmer P, Spajdel M, Celec P, Ostatnikova D: Relationship between salivary testosterone levels and empathizing/systemizing in Slovak boys with Asperger syndrome. Studia Psychologica, 53 (3): 293-305, 2011 Tarova ET, Polakova H, Kayserova H, Celec P, Zuzulova M, Kadasi L: Study of the effect of DNA polymorphisms in the mannose-binding lectin gene (MBL2) on disease severity in Slovak cystic fibrosis patients. General Physiology and Biophysics, 30 (4): 373-378, 2011 Durdiakova J, Ostatnikova D, Celec P: Testosterone and its metabolites - modulators of brain functions. Acta Neurobiologiae Experimentalis, 71 (4): 434-354, 2011

Lakatosova S, Schmidtova E, Celec P, Janega P, Kubranska A, Durdiakova J, Ostatnikova D: Prenatal Testosterone Influence on Reelin Expression in Association with Autism. Activitas Nervosa Superior Rediviva, 52 (4): 247-252, 2010 Polgarova K, Behuliak M, Celec P: Effect of saliva processing on bacterial DNA extraction. New Microbiologica, 33 (4): 373-379, 2010 Szemes T, Vlkova B, Minarik G, Tothova L, Drahovska H, Turna J, Celec P: On the origin of reactive oxygen species and antioxidative mechanisms in Enterococcus faecalis. Redox Report, 15 (5): 202-6, 2010 Mrazová M, Celec P: A systematic review of randomized controlled trials using music therapy for children. Journal of Alternative and Complementary Medicine, 16 (10): 1089-95, 2010 Celec P, Behuliak M: Behavioural and endocrine effects of chronic cola intake. Journal of Psychopharmacology, 24 (10): 1569-72, 2010 Ostatnikova D, Hodosy J, Skoknova M, Putz Z, Kudela M, Celec P: Spatial abilities during the circalunar cycle in both sexes. Learning and Individual Differences, 20 (5): 484-7, 2010 Schmidtova E, Kelemenova S, Celec P, Ficek A, Ostatnikova D: Polymorphisms in Genes Involved in Testosterone Metabolism in Slovak Autistic Boys. Endocrinologist, 20 (5): 245-249, 2010 Simko F, Pechanova O, Pelouch V, Krajcirovicova K, Celec P, Palffy R, Bednarova K, Vrankova S, Adamcova M, Paulis L: Continuous light and L-NAME-induced left ventricular remodelling: different protection with melatonin and captopril. Journal of Hypertension, 28 (1): 13-18, 2010 Paulis L, Pechanova O, Zicha J, Liskova S, Celec P, Mullerova M, Kollar J, Behuliak M, Kunes J, Adamcova M, Simko F: Melatonin improves the restoration of endothelium-derived constricting factor signalling and inner diameter in the rat femoral artery after cessation of L-NAME treatment. Journal of Hypertension, 28 (1): 19-24, 2010 Boor P, Celec P, Klenovicsova K, Vlkova B, Szemes T, Minarik G, Turna J, Sebekova K: Association of biochemical parameters and RAGE gene polymorphisms in healthy infants and their mothers. Clinica Chimica Acta, 411 (15-16): 1034-1040, 2010 Palffy R, Behuliak M, Gardlik R, Jani P, Kadasi L, Turna J, Celec P: Oral in vivo Bactofection in Dextran Sulfate Sodium Treated Female Wistar Rats. Folia Biologica-Krakow, 58 (3-4): 171-176, 2010 Vlkova B, Vavrova S, Szemes T, Minarik G, Turna J, Celec P: Testosterone and estradiol in maternal plasma and their relation to fetal sex. Prenatal Diagnosis, 30 (8): 806-7, 2010 Kelemenova S, Schmidtova E, Ficek A, Celec P, Kubranska A, Ostatnikova D: Polymorphisms of candidate genes in Slovak autistic patients. Psychiatric Genetics, 20 (4): 137-139, 2010 Gardlik R, Hodosy J, Palffy R, Behuliak M, Janega P, Celec P: Effects of orally administered bacteria carrying HIF-1α gene in an experimental model of intestinal ischemia. Archives of Medical Research, 41 (5): 332-7, 2010 Hodosy J, Pales J, Ostatnikova D, Celec P: The effects of exogenous testosterone on spatial memory in rats. Central European Journal of Biology, 5 (4): 466-471, 2010 Vlkova B, Szemes T, Minarik G, Turna J, Celec P: Circulating free fetal nucleic acids in maternal plasma and preeclampsia. Medical Hypotheses, 74 (6): 1030-1032, 2010 Becerik S, Ozçaka O, Nalbantsoy A, Atilla G, Celec P, Behuliak M, Emingil G: Effects of menstrual cycle on periodontal health and gingival crevicular fluid markers. Journal of Periodontology, 81 (5): 673-81, 2010 Celec P, Ostatnikova D: Infradian variations of salivary estradiol and progesterone in women. Biological Rhythm Research, 41 (2): 99-104, 2010

Vlkova B, Szemes T, Minarik G, Turna J, Celec P: Advances in the research of fetal DNA in maternal plasma for noninvasive prenatal diagnostics. Medical Science Monitor, 16 (4): 85-91, 2010 Celec P, Burska S, Sebekova K, Kalousova M, Zima, Murin J: Advanced Glycation End Products and Acute Myocardial Infarction. Medical Principles and Practice, 19 (3): 244-246, 2010 Vlkova B, Szemes T, Minarik G, Turna J, Celec P: Does maternal saliva contain fetal DNA usable for prenatal diagnostics? Medical Hypotheses, 74(2): 258-260, 2010 Paulis L, Pechanova O, Zicha J, Barta A, Gardlik R, Celec P, Kunes J, Simko F: Melatonin interactions with blood pressure and vascular function during L-NAME-induced hypertension. Journal of Pineal Research, 48 (2): 102-108, 2010 Celec P, Palffy R, Gardlik R, Behuliak M, Hodosy J, Jani P, Bozek P, Sebekova K: Renal and metabolic effects of three months of decarbonated cola beverages in rats. Experimental Biology and Medicine, 235 (11): 1321-1327, 2010 Payer J, Cierny D, Killinger Z, Sulkova I, Behuliak M, Celec P: Preferences of patients with post-menopausal osteoporosis treated with bisphosphonates--the VIVA II study. Journal of International Medical Research, 37(4): 1225-1229, 2009 Boor P, Celec P, Behuliak M, Grancic P, Kebis A, Kukan M, Pronayova N, Liptaj T, Ostendorf T, Sebeková K: Regular moderate exercise reduces advanced glycation and ameliorates early diabetic nephropathy in obese Zucker rats. Metabolism, 58(11): 1669-1677, 2009 Vlkova B, Celec P: Does Enterococcus faecalis Contribute to Salivary Thiobarbituric Acid-reacting Substances? In Vivo, 23 (2): 343-345, 2009 Hodosy J, Celec P, Ostatnikova D, Caganova M, Putz Z, Balaz P, Kudela M: The effect of anastrozol on spatial memory in adult rats. Central European Journal of Biology, 4 (2): 186-189, 2009 Behuliak M, Palffy R, Gardlik R, Hodosy J, Halcak L, Celec P: Variability of thiobarbituric acid reacting substances in saliva. Disease Markers, 26 (2): 49-53, 2009 Celec P, Smrekova L, Ostatnikova D, Cabajova Z, Hodosy J, Kudela M: Lack of evidence for meteorological effects on infradian dynamics of testosterone. International Journal of Biometeorology, 53 (5): 409-413, 2009 Boor P, Casper S, Celec P, Hurbankova M, Beno M, Heidland A, Amann K, Sebekova K: Renal, vascular and cardiac fibrosis in rats exposed to passive smoking and industrial dust fiber amosite. Journal of Cellular and Molecular Medicine, 13 (11-12): 4484-4491, 2009 Celec P, Ostatnikova D, Skoknova M, Hodosy J, Putz Z, Kudela M: Salivary Sex Hormones during the Menstrual Cycle. Endocrine Journal, 56 (3): 521-523, 2009 Palffy R, Gardlik R, Behuliak M, Kadasi L, Turna J, Celec P: On the physiology and pathophysiology of antimicrobial peptides. Molecular Medicine, 15 (1-2): 51-59, 2009 Paulis L, Zicha J, Kunes J, Hojna S, Behuliak M, Celec P, Kojsova S, Pechanova O, Simko F: Regression of L-NAMEinduced hypertension: the role of nitric oxide and endothelium-derived constricting factor. Hypertension Research, 31 (4): 793-803, 2008 Hampl R, Ostatnikova D, Celec P, Putz Z, Lapcik O, Matucha P: Short-term effect of soy consumption on thyroid hormone levels and correlation with phytoestrogen level in healthy subjects. Endocrine Regulations, 42 (1): 53-61, 2008 Celec P, Yonemitsu Y: Vascular endothelial growth factor targeted RNA interference as a modulator of angiogenesis. Biomedicine & Pharmacotherapy, 62 (6): 349-351, 2008

Celec P, Behuliak M: The lack of non-steroid isoprenoids causes oxidative stress in patients with mevalonic aciduria. Medical Hypotheses, 70 (5): 938-940, 2008 Payer J, Killinger Z, Sulkova I, Celec P: Preferences of patients receiving bisphosphonates--how to influence the therapeutic adherence. Biomedicine & Pharmacotherapy, 62 (2): 122-124, 2008 Celec P, Ostatnikova D, Hodosy J, Skoknova M, Putz Z, Kudela M: Infradian dynamics and variability of salivary testosterone in men and women. Biological Rhythm Research, 38 (5): 367-372, 2007 Natarajan S, Stuchlik S, Kukuckova M, Renczesova V, Vavrova S, Bargarova Z, Palffy R, Celec P, Macor M, Turna J: Comparative study of two forms of aro A CP4 gene in Escherichia coli. Biologia, 62 (3): 265-269, 2007 Celec P, Ostatnikova D, Hodosy J, Putz Z, Kudela M: Increased one week soybean consumption affects spatial abilities but not sex hormone status in men. International Journal of Food Sciences & Nutrition, 58 (6): 424-428, 2007 Ostatnikova D, Celec P, Hodosy J, Hampl R, Putz Z, Kudela M: Short-term soybean intake and its effect on steroid sex hormones and cognitive abilities. Fertility Sterility, 88 (6): 1632-1636, 2007 Payer J, Killinger Z, Sulkova, Celec P: Therapeutic adherence to bisphosphonates. Biomedicine & Pharmacotherapy, 61 (4): 191-193, 2007 Ostatnikova D, Celec P, Putz Z, Hodosy J, Schmidt F, Laznibatova J, Kudela M: Intelligence and salivary testosterone levels in prepubertal children. Neuropsychologia, 45 (7): 1378-1385, 2007 Celec P, Hodosy J: Student scientific activity at the Bratislava medical faculty 2000–2004. A scientometric study. Central European Journal of Medicine, 1 (2): 172-178, 2006 Holesova Z, Ostatnikova D, Minarik G, Ficek A, Putz Z, Celec P: Has the brain a gender? Homeostasis, 44 (1-2): 40-48, 2006 Celec P, Ostatnikova D, Hodosy J, Skoknova M, Putz Z, Kudela M: Infradian rhythmic variations of salivary estradiol and progesterone in healthy men. Biological Rhythm Research, 37 (1): 37-44, 2006 Palffy R, Gardlik R, Hodosy J, Behuliak M, Resko P, Radvansky J, Celec P: Bacteria in gene therapy: bactofection versus alternative gene therapy. Gene Therapy, 13 (2): 101-105, 2006 Kopani M, Celec P, Danisovic L, Michalka P, Biro C: Oxidative stress and electron spin resonance. Clinica Chimica Acta, 364 (1-2): 61-66, 2006 Gardlik R, Ostatnikova D, Holesova Z, Minarik G, Ficek A, Putz Z, Celec P: Modulacny ucinok genetickych polymorfizmov na vztah testosteronu a specifickych kognitivnych schopnosti. Psychiatria, 12 (4): 161-164, 2005 Weis M, Kopani M, Michalka P, Biro C, Celec P, Danisovic L, Jakubovsky J: Conformation study of the membrane models by the Maxwell displacement current technique and oxidative stress. Journal of Biochemical and Biophysical Methods, 65 (2-3): 81-87, 2005 Hodosy J, Celec P: Daytime of sampling, tooth-brushing and ascorbic acid influence salivary thiobarbituric acid reacting substances – a potential clinical marker of gingival status. Disease Markers, 21 (4): 203-207, 2005 Celec P, Hodosy J, Celecova V, Vodrazka J, Cervenka T, Halcak L, Bozek P, Kopani M, Kudela M: Salivary thiobarbituric acid reacting substances and malondialdehyde – their relationship to reported smoking and to parodontal status described by the papillary bleeding index. Disease Markers, 21 (3): 133-137, 2005 Celec P, Kukuckova M, Renczesova V, Natarajan S, Palffy R, Gardlik R, Hodosy J, Behuliak M, Vlkova B, Minarik G, Szemes T, Stuchlik S, Turna J: Biological and biomedical aspects of genetically modified food. Biomedicine & Pharmacotherapy, 59 (10): 531-540, 2005

Celec P: Hemojuvelin: a supposed role in iron metabolism one year after its discovery. Journal of Molecular Medicine, 83 (7): 521-525, 2005 Navarcikova S, Sulkova I, Celec P, Hatala R, Urban L, Zlatos L, Hulin I: Body surface integral maps in patients with arrhythmogenic right ventricular cardiomyopathy. Bratislavske Lekarske Listy, 106 (6-7): 212-215, 2005 Behuliak M, Celec P, Gardlik R, Palffy R: Ubiquitin – the kiss of death goes Nobel. Will you be quitting? Bratislavske Lekarske Listy, 106 (3): 93-100, 2005 Gardlik R, Palffy R, Hodosy J, Lukacs J, Turna J, Celec P: Vectors and delivery systems in gene therapy. Medical Science Monitor, 11 (4): 110-121, 2005 Celec P, Gardlik R, Palffy R, Hodosy J, Stuchlik S, Drahovska H, Stuchlikova M, Minarik G, Lukacs J, Jurkovicova I, Hulin I, Turna J, Jakubovsky J, Kopani M, Danisovic L, Jandzik D, Kudela M, Yonemitsu Y: The use of transformed Escherichia coli for experimental angiogenesis induced by regulated in situ production of vascular endothelial growth factor – an alternative gene therapy. Medical Hypotheses, 64 (3): 505-511, 2005 Celec P, Ostatnikova D, Caganova M, Zuchova S, Hodosy J, Putz Z, Bernadic M, Kudela M: Endocrine and cognitive effects of short-time soybean consumption in women. Gynecologic and Obstetric Investigations, 59 (2): 59-61, 2005 Celec P, Ostatnikova D, Putz Z, Hampl R: Short-time soybean intake and its effect on steroid sex hormones and cognitive abilities. Homeostasis, 43 (2): 88-90, 2004 Ostatnikova D, Celec P, Putz Z, Okkelova J, Hodosy J: The effect of letrozole on hormonal status and spatial memory in rats. Homeostasis, 43 (2): 85-87, 2004 Celec P: Analysis of rhythmic variance - ANORVA. A new simple method for detecting rhythms in biological time series. Biological Research, 37 (4 ): 777-782, 2004 Celec P, Yonemitsu Y: Vascular endothelial growth factor – basic science and its clinical implications. Pathophysiology, 11 (2): 69-75, 2004 Celec P, Cervenka T, Hodosy J, Boor P, Vesela S, Halcak L, Ostatnikova D, Tomandlova A, Rendekova V, Podhradsky J: Thiobarbituric acid reacting substances and their relation to the gingival inflammation. Timisoara Medical Journal, 54: 81-85, 2004 Celec P: Nuclear factor kappa B-molecular biomedicine: the next generation. Biomedicine & Pharmacotherapy, 58 (67): 365-371, 2004 Celec P: Patients’ charges in Slovakia. Lancet, 363 (9421): 1651, 2004 Jurkovicova I, Celec P: Sleep apnea syndrome and its complications. Acta Medica Austriaca, 31 (2): 45-50, 2004 Hodosy J, Celec P, Cervenka T, Vodrazka J, Vesela S, Tomandlova A, Bozek P, Halcak L, Rendekova V, Ostatnikova D, Putz Z, Izakovicova A: Vztah produktov reakcie sliny s kyselinou tiobarbiturovou k stavu parodontu a ich povod pri parodontopatiach. Ceska Stomatologie, 104: 57-70, 2004 Celec P: Open access and those lacking funds. Science, 303 (5663): 1467, 2004 Hodosy J, Janega P, Celec P: Testosteron – viac nez len muzsky hormon alebo co o nom mozno netusite… Biospravodaj, 5 (1-2): 18-20, 2003 Okkelova J, Hodosy J, Celec P, Gazi A, Caganova M, Beder I, Ostatnikova D: Testosterone effect on spatial memory in experiment. Homeostasis, 42 (5): 218-221, 2003 Ostatnikova D, Putz Z, Hodosy J, Caganova M, Zuchova S, Celec P: The effects of soybean consumption on cognitive functioning in humans. Homeostasis, 42 (5): 205-207, 2003

Celec P. Ostatnikova D, Putz Z, Hodosy J, Bursky P, Starka L, Hampl R, Kudela M: Circatrigintan cycle of salivary testosterone in human male. Biological Rhythm Research, 34 (3): 305-315, 2003 Celec P, Jani P, Smrekova L, Mrlian A, Kudela M, Hodosy J, Boor P, Kristova V, Jakubovsky J, Jezova D, Halcak L, Bozek P, Slamova J, Ulicna O, Hojsik D, Jurkovicova I: Effects of anabolic steroids and antioxidant vitamins on ethanolinduced tissue injury. Life Sciences, 74 (4): 419-434, 2003 Celec P, Ostatnikova D: Testosterone: an overview; insights into its physioogy and clinical implications. International Journal of Endocrinology and Metabolism, 2: 84-96, 2003 Celec P, Prihodova M: Pathogenesis of Alzheimer's disease and the role of heme oxygenase – new perspectives and hypothesis. Folia Neuropathologica, 41 (3): 155-160, 2003 Celec P, Starka L: Dehydroepiandrosterone – Is the fountain of youth drying out? Physiological Research, 52 (4): 397407, 2003 Jurkovicova I, Celec P, Mucska I, Hodosy J: On the origin of cardiovascular complications of sleep apnea syndrome by the means of molecular interactions. Bratislavske Lekarske Listy, 104 (4-5): 167-173, 2003 Ostatnikova D, Putz Z, Celec P, Hodosy J: May testosterone levels and their fluctuations influence cognitive performance in humans? Scripta Medica (Brno), 75 (5): 245-254, 2002 Kudela M, Celec P: Contribution to the knowledge of occurrence of birds in seepage canal of the Gabcíkovo hydropower project during the winter half-year (Danubian plain, South-West Slovakia). Tichodroma, 15: 44-52, 2002 Celec P, Ostatnikova D, Putz Z, Kudela M: The circalunar cycle of salivary testosterone and the visual-spatial performance. Bratislavske Lekarske Listy, 103 (2): 59-69, 2002 Ostatnikova D, Dohnanyiova M, Laznibatova J, Putz Z, Celec P: Fluctuations of salivary testosterone level in relation to cognitive performance. Homeostasis, 41 (1-2): 51-53, 2001 Celec P, Skoknova M, Ostatnikova D: The circalunar cycle of salivary testosterone and the visuo-spatial performance. McGill Journal of Medicine, 6: 51, 2001