Ayupov R.Kh., Akberova N.I. Analysis of the structure of SaHPF Staphylococcus aureus protein

327

Kamalova Y.N., Shtyreva V.V., Essam Abdul-Hafeez, Omer H.M. Ibrahim, Zeleni-khin P.V., Karamova N.S., Ilinskaya O.N. Cytotoxic and apoptosisinducing activity of plants from the family Asparagaceae in relation to human   alveolar adenocarcinoma cells

338

Varlamova R.M., Medyantseva E.P., Hamidullina R.R., Budnikov H.C. Determination of patulin using amperometric tyrosinase biosensors based on electrodes modified with carbon nanotubes and gold nanoparticles

351

Shaidarova L.G., Gedmina A.V., Demina V.D., Chelnokova I.A., Budnikov H.C. Voltammetric determination and amperometric detection of guanine on the electrode modified by gold deposit and nafion film

369

Kovaleva M.A., Fedorov V.A., Ganja V.A., Shram V.G., Lysyannikova N.N. Formation of hydrogen-ion in isomolar solution of hydrochloric and hydrobromic acids and their salts

381

Fattakhova L.A., Shinkarev A.A., Kosareva L.R. Magnetic soils profiles in the Volga-Kama forest-steppe region

391

Kulagina V.I., Ivanov D.V., Grigoryan B.R., Ryazanov S.S. Soil cover of the Kuybyshev Reservoir islands near the settlement of Zaymishche

404

Stepanova N.Yu., Latypova T.R., Novikova L.V. Comparison of toxicity of sediments from rivers with different levels of anthropogenic load (Middle Volga region, Russia) based on elutriate and whole sediment tests

416

Gilmullina A.R., Galitskaya P.Y., Saveliev A.A., Kuzyakov Y.V., Selivanovskaya S.Y. Changes in mineralization activity of microbial communities depending on physico-chemical properties of soils and cadmium contamination

440

Soboleva M.A., Sobolev D.B. New data on conodonts of the Upper Devonian of the Polar Urals (Ostantsovy section, Malaya Usa River)

455

Urazaeva M.N. Evolution of Permian non-marine bivalve fauna from continental deposits of the Severnaya Dvina River Basin

468

Kascheev R.A., Novlyanskaya I.O. Determining symmetry properties of gravitational fields of terrestrial group planets

478