Izvestiya of Saratov University. Chemistry. Biology. Ecology. 2021, Vol. 21, iss. 3
Content
Chemistry
Ustinova M. N., Zhunusov N. S.
Destruction of the active substance of tetracycline under the action of UV irradiation
246
Borisova S. V., Sorokin V. V.
Synthesis of polysubstituted spiropyrrolidines using 2-acetylfuran, 2-acetylthiophene, and 2-acetylpyrrole
254
Tsygulyova E. I., Doronin S. Y.
Determination of thymol with micellar extraction preconcentration
267
Biology
Chernykh M. V., Ibrahim I. M., Grinev V. S., Sigida E. N., Fedonenko Y. P., Konnova S. A.
Evaluation of the secondary structure of poly-?-glutamic acid produced by Bacillus subtilis EGP5QL12 by circular dichroism spectroscopy method
274
Mironova A. A., Sazhnev A. S., Anikin V. V.
Faunistic complex of mycetophilous beetles (Insecta: Coleoptera) of the xylotrophic fungus Fomes fomentarius (Basidiomyceta) in the territory of the Saratov region
280
Bagavova A. R., Velichko N. S., Pylaev T. E., Fedonenko Y. P.
Obtaining a fluorescently labeled endophytic strain of bacteria Herbaspirillum lusitanum P6-12 for their detection in vivo and in vitro
286
Poverenniy N. M., Anikin V. V.
Phylogeography of the scorpion M. сaucasicus (Nordmann 1840) within the range of the genus Mesobuthus (Vachon 1950) (Scorpiones: Buthidae)
292
Kovrizhnikov A. V., Pylaev T. E., Zakharevich A. M., Konnova S. A., Kupryashina M. A.
Obtaining viable Azospirillum brasilense SR80 cells encapsulated in alginate hydrogel
298
Rastegaeva V. S., Pleshakova E. V.
The use of games as a method in teaching the basics of chemical toxicology as part of the ecological education of schoolchildren
304
Rodionova E. Y., Sazhnev A. S., Kustov S. Y., Miroliubov A. A.
Stress signals of water scavenger beetles Berosus frontifoveatus Kuwert, 1888 and Berosus spinosus Steven, 1808 (Coleoptera: Hydrophilidae)
309
Ecology
Vol’nikov V. R., Ul’yanov A. Y., Salikhov R. R., Durakova O. S., Avdeeva N. G., Samokhvalova Y. I., Volokh O. A.
Ecological safety and prospects of development of low-waste technologies in the biotechnology industry
317
Leontiev I. S.
Features of cultivation of the deadhead hawk moth Acherontia atropos (Linnaeus, 1758) on artificial nutrient media
324
Bogoslov A. V., Kashin A. S., Shilova I. V., Parhomenko A. S., Grebenyuk L. V.
Morphological variability and state of Delphinium pubiflorum (Ranunculaceae) populations in the Saratov region
328
Denisov A. A., Parhomenko A. S., Shilova I. V., Grebenyuk L. V., Kashin A. S.
Dynamics of the demographic structure and variability of some morphological parameters of Calophaca wolgarica (Fabaceae) during reintroduction to the Saratov region
335
Kondrateva A. O., Parhomenko A. S., Kashin A. S.
Spatial-ontogenetic structure of Globularia bisnagarica L. (Plantaginaceae) cenopopulations
342
Shushunov V. A., Shilova I. V., Parhomenko A. S., Kashin A. S.
Ecological and cenotic characteristics of Colchicum laetum (Colchicaceae) habitats in the Volgograd region
347