| Editorial | 7 |
| Biochemistry and Molecular Biology |
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| Zainutdinova E.F., Rassokhina I.A., Filimonova M.N. Antiviral Effect of Endonuclease Combined with “Betadine” | 9 |
| Kamenek D.V., Kolpakov A.I., Kamenek L.K. Effect of Bacillus thuringiensis subsp. sotto 617 Delta-Endotoxin on the Process of Glycolysis in Cell Culture HeLa | 18 |
| Kulikov S.N., Oberemok D.R., Bezrodnyh E.A., Tikhonov V.E., Varlamov V.P. Antibacterial Activity of Low-Molecular Weight Chitosan against Escherichia coli | 27 |
| Larskaya I.A., Trofimova O.I., Barysheva T.S., Zabotin A.I. Response of Cells to Temperature and Abscisic Acid Depending on the Stage of Development of a Suspension Culture | 40 |
| Mukhametshina R.T., Mehta A., Preissner K.T., Barreto G., Bagaeva T.V. The Role of Itgb2 Gene Expression in Mouse Lung Cells during Gas Exchange | 53 |
| Nguyen Thi Nga, Zelenikhin P.V., Gataullin I.G., Ilinskaya O.N. Ribonucleolytic Activity of Microflora from Normal and Malignant Colorectal Epithelium | 60 |
| Ryabichko S.S., Alimova F.K. The Topology of Bacterial Membrane Proteins Depends on the Dynamic Allocation of Phospholipid Charges | 68 |
| Fattakhova A.N., Yusupova E.R., Shakhbazova E.N. Benzylamine Oxidase Isotypes in the Plasma of Healthy and Shizophrenic Patiens | 77 |
| El-Shafei S.M.A., Abd El-Rahman A.A., Tukhbatova R.I., Ivanova E.V., Akinina E.A., Voronkova Yu.E., Bukuru L.K., Fatta-khova A.N., Alimova F.K. Effect of Plant Oils Nigella sativa and Salvia officinalis on the Biochemical Indices of CD-1 Mice | 82 |
| Yakovleva G.Yu., Zakharova N.G., Davydov R.E., Kurinenko B.M. Suppression of Sporulation and Transition of Bacillus subtilis SK1 Cells in Viable but Unculturable State under the Influence of 2,4,6-Trinitrotoluene | 90 |
| Developmental and Functional Morphology |
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| Gazizova G.R., Zabotin Ya.I., Malyutina L.V., Golubev A.I. Structure of Parenchyma in Turbellarians: Ultrastructural and Phylogenetic Aspects | 99 |
| Golikov A.V., Morov A.R., Sabirov R.M., Lyubin P.A., Jǿrgensen L.L. Functional Morphology of the Reproductive System of Rossia palpebrosa (Cephalopoda, Sepiolida) in the Barents Sea | 116 |
| Malyutina T.A., Terenina N.B., Kreshchenko N.D. Neuropeptides in Flatworms (Trematodes, Cestodes, Turbellarians): Localization, Function, Receptors | 129 |
| Biological Diversity and Ecology |
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| Demina G.V., Khaziev R.Sh., Egorova R.V. Accumulation Features and Qualitative Composition of Flavanoids in Betula L. Leaves and Buds | 155 |
| Melnikov V.N., Shmeleva G.P., Gridneva V.V. The Fauna and Population of Birds in the Balakhninskaya Lowland (Southeast of the Ivanovo Region) under the Influence of Pyrogenic Factor | 162 |
| Sabantsev D.N. Click Beetle Larvae in Soils of Protected and Reclaimed Areas in the Republic of Tatarstan | 174 |
| Saifutdinov R.A., Bespyatykh A.V. Effects of Surface Fire on Springtail Community in the Middle Taiga | 186 |
| Tokinova R.P., Berdnik S.V. Free-Living Plathelminthes (“Turbellaria”) from the Kaban Lake System (Kazan, Russia) | 195 |
| Soil Science |
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| Giniyatullin K.G., Mukhametgalieva G.Ya., Latypova A.I. Application of Various Approaches to Representative Sampling for Studying Humus Accumulation in Fallow Soils | 208 |
| Bioinformatics and Molecular Modeling |
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| Nesmelov A.A., Markelova M.I., Kolpakov A.I., Ilinskaya O.N. Bioinformatic Search for New Mechanisms of Binase Cytotoxicity | 221 |
| Ri M.T., Khairulin S.S., Saik O.V. Mathematical Model of Rob, MarR, MarA Regulatory Circuit of Escherichia coli Gene Network | 231 |
| People of Science |
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| In Loving Memory of Rimma Pavlovna Naumova | 254
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