Comptes rendus de l'Académie bulgare des Sciences

C O N T E N T S

MATHEMATICS

01   Jordan Zashev   An Approximation Approach to Cook Hypothesis

02   Peter Rusev   A Second Note on S. N.Bernstein's Criterion for Holomorphic Extension

03   Mancho Manev   Tangent Bundles with Complete Lift of the Base Metric and Almost Hypercomplex Hermitian-Norden Structure

04   Elza Farkhi, Tzanko Donchev, Robert Baier   Existence of Solutions for Nonconvex Differential Inclusions of Monotone Type

CHEMISTRY

05   Albena Detcheva, Paunka Vassileva   Characterisation of Fly Ashes from Bulgarian Coal-Fired power Plants with Respect to Their Adsorption Properties by the Combined Use of Analytical Techniques

06   Tsvetelina Doncheva, Nadezhda Kostova, Anelia Antonova, Alexander Tashev, Stefan Philipov   Alkaloids from Papaver Degenii (Urum. et Jav.) Kuzmanov

07   Svetlana Momchilova, Sonja Arpadjan, Elitsa Blagoeva   Distribution of the Essential Cu, Fe, Mn and the Toxic Cd and Pb Microelements between Lipid and Non-lipid Fractions in Hazelnuts and Walnuts

BIOLOGY

08   Tsvetelina Paunova-Krasteva, Stoyanka R. Stoitsova, Tanya Topouzova‑Hristova, Elena Stephanova   Escherichia Coli O157: Effects of Growth Temperature on Concanavalin A Binding and the Adherence to Cultured Cells

09   Albena Momchilova, Diana Petkova, Galya Staneva, Tania Markovska, Stefan Pankov, Roumen Pankov   Inuence of Xylooligosaccharide Intake on Liver Plasma Membrane Lipids in Rats

10   Shina I. Pashova, Kostantin V. Dobrev, Anastas D. Pashov   Regulatory Properties of Mouse Transitional 1 B Lymphocytes

11   Iliana Hristova, Viktor Novachkov, Stefan Petrov, Ilia Vatev, Dimitrina Dimitrova‑Dikanarova, Dora Marinova, Yanina Slavova, Nedka Trifonova   Immunohistochemical Study of Hsp27 in Human Embryos

12   Ekaterina Pavlova, Nina Atanassova, Richard Sharpe   Neonatal Exposure to Phytoestrogens-induced Elevation of Different Testis Parameters in Adult Wistar Rats and Common Marmoset Monkeys

13   Rositsa Milcheva, Svetlozara Petkova, Dimitar Ivanov, Ivan Iliev, Pavol Janega, Pavel Babál   Nuclear Distribution of Proteins in Skeletal Muscle Fibre Invaded by Trichinella Spiralis

GEOLOGY

14   Maya Stefanova   Organic Matter Composition of Pirin Coal Studied by Methods of Organic Geochemistry

PHYSICAL GEOGRAPHY

15   Rossitza Kenderova, Christo Pimpirev, Ahinora Baltakova   Frost Action Processes and Products in Bulgarian Antarctic Base Area (Livingston Island, South Shetlands Archipelago)

SPACE RESEARCH

16   Petar Getzov, Garo Mardirossian, Stiliyan Stoyanov   Satellite Spectrophotometer for Research of the Atmospheric Ozone

ENGINEERING SCIENCES

17   Tsonyo Slavov, Olympia Roeva   Multiple Non-linear Model Adaptive Control of Cultivation Process: Control Algorithm Design

18   Boycho Marinov, Aleksander Kazakoff, Plamen Raykov   Modelling of Big Engines Dynamic Behaviour for Marine Vessels

MEDICINE

19   Krasimir Kostov, Anelia Dimitrova, Armine Grigoryan, Snejana Tisheva, Adelaida Ruseva, Milena Atanasova, Constantin Gospodinov, Alexander Blazhev   Changes in the Serum Levels of Endothelin‑1, Matrix Metalloproteinases‑2,‑9 and C‑Reactive Protein in Patients with Mild and Severe Degree of Arterial Hypertension

20   Raya Ivanova, Mariana Gospodinova, Cvetelina Marinova, Assen Alexiev, Stefan Denchev, Lyudmila Mateva   Statin Therapy in Patients with Nonalcoholic Fatty Liver Disease and Cardiovascular Risk