Volume 67, Issue No9, 2014
MATHEMATICS
01 Oleg Mushkarov, Christian Yankov Existence of Holomorphic Functions on Nilpotent Lie Groups / 1187
02 Todor Gramchev, Giorgia Tranquilli Hypoellipticity and Solvability in Gelfand Shilov Spaces for Twisted Laplacian Type Operators / 1193
03 Edward Omey, Leda D. Minkova Bivariate Geometric Distributions / 1201
04 Hristo Kiskinov, Andrey Zahariev, Stoyan Zlatev A New Monod Type Model Accounting Distributed Delayed Mortality in Bacterial Populations / 1211
05 Ivan P. Popchev, Vera A. Angelova Residual Bound for the Matrix Equations / 1217
06 Giuseppe Viglialoro On the Blow-up Time of a Parabolic System with Damping Terms / 1223
07 Peter P. Hadjistoykov, Krassimir T. Atanassov On Temporal Intuitionistic Fuzzy Cognitive Maps / 1233

CHEMISTRY
08 Galia Gentscheva, Irina Karadjova, Dragomira Buhalova, Albena Predoeva, Krastena Nikolova, Iordanka Aleksieva Determination of Essential and Toxic Elements in Berries from Bulgaria (Plovdiv region) / 1241

BIOLOGY
09 Georgi B. Angelov Isoenzyme Diversity and Systematic Affinities among Five Taxa of Genus Elymus in Bulgaria and Poland / 1249
10 Liliana Gigova, Reneta Toshkova, Natalia Ivanova, Liliya Yossifova, Elena Gardeva Antitumour Activity of Streptomyces sp. (Actinobacteria) Polysaccharide / 1255

GEOPHYSICS
11 Albert Varonov, Yavor Shopov On the Influence of Total Solar Irradiance on Global Land Temperature / 1263

MEDICINE
12 Irina Pashalieva, Lyubka Decheva, Emiliya Stancheva, Yuri Nyagolov, Negrin Negrev Melatonin and Luzindole-induced Effects on Integral Blood Coagulation Parameters in Rats / 1269
13 Teodora Handjieva-Darlenska, Roman Tashev, Anastasia Bozhilova-Pastirova Modulation of Leptin and Ghrelin Expression in the Hypothalamus by Insulin and Glucose Infusion in the Brain / 1275
14 Kaloyan Georgiev, Tatyana Dzimbova, Ivan Iliev, Roumyana Detcheva, Tamara Pajpanova Enhancing of Cytotoxic Effects of Novel Endomorphin–2 Analogues Using μ–opioid Antagonist Naloxone / 1281
15 Jivko Surchev, Lyudmila Todorova Prognostic Value of the Interval from Implantation to First Revision for the Numbe of Following Complications in Shunt Dependent Patients / 1287
16 Theodora Bolyarova, Maya Marina, Vladimir Tolchkov, Boyan Baev P. gingivalisIsolation from Subgingival Dental Plaque and Atheromatous Plaque among Patients with Chronic Periodontitis, with or without Coronary Heart Disease / 1295
17 Rada Gancheva, Atanas Kundurdjiev, Mariana Ivanova, Todor Kundurzhiev, Zlatimir Kolarov Assessment of Cardiovascular Risk in Patients with Gout by a Complex Multimodal Ultrasonography / 1301
18 Magdalena Bonovska, Rumen Karakolev, Lilian Sotirov, Boris Gyurov, Tanya Savova, Daniel Nikolov, Angel Angelov Induction of Egg-white Lysozyme in Layer Hens / 1311 ________________________________________ © www.proceedings.bas.bg 2014