{"title":"Erratum to: Rhodococcus erythropolis А-27 as a Biocatalyst for Enantioselective Reduction of Ketones in the Presence of High Concentrations of Isopropanol","authors":"N. I. Petukhova, A. V. Mityagina, V. V. Zorin","doi":"10.1134/S0003683825090029","DOIUrl":"10.1134/S0003683825090029","url":null,"abstract":"","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1838 - 1838"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0003683825090029.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982991","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A. E. Grigor’eva, A. V. Tupitsyna, E. S. Ryabova, A. V. Bardasheva, D. A. Zadvornykh, L. S. Koroleva, V. N. Silnikov, E. I. Ryabchikova
{"title":"Erratum to: Ribosome Disorganization and Other Effects of Artifitial RNAse DL412 on Salmonella enterica Cells","authors":"A. E. Grigor’eva, A. V. Tupitsyna, E. S. Ryabova, A. V. Bardasheva, D. A. Zadvornykh, L. S. Koroleva, V. N. Silnikov, E. I. Ryabchikova","doi":"10.1134/S0003683825090030","DOIUrl":"10.1134/S0003683825090030","url":null,"abstract":"","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1839 - 1839"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://link.springer.com/content/pdf/10.1134/S0003683825090030.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145983115","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A. N. Borovkova, M. Yu. Shalamitskiy, E. S. Naumova
{"title":"Comparative Genetic Analysis of Pectinase Genes PGU of the Yeast Saccharomyces cerevisiae: Selection of Strains with High Pectinolytic Activity","authors":"A. N. Borovkova, M. Yu. Shalamitskiy, E. S. Naumova","doi":"10.1134/S0003683825700474","DOIUrl":"10.1134/S0003683825700474","url":null,"abstract":"<p>Large-scale screening of the pectinolytic activity of <i>Saccharomyces cerevisiae</i> strains isolated from different types of wines, grape berries, fermenting must, fruit and berry juices, natural sources, and industrial waste from different regions of the world was carried out. Of the 305 strains studied, the majority (249) did not produce active endopolygalacturonase. According to the results obtained, the ability to hydrolyze pectin is generally not characteristic of the species <i>S. cerevisiae</i>. Regardless of the source and site of isolation, <i>S. cerevisiae</i> strains have a single pectinase gene <i>PGU1</i>, usually located on the X chromosome. Other chromosomal sites of <i>PGU1</i> genes, chromosomes VII/XV and IX, were found only in four strains isolated from fermented palm sap in Malaysia and wine strain I-411 (Transcarpathia, Ukraine). Ten strains of <i>S. cerevisiae</i> with the highest pectinolytic activity were selected, which are of interest for further molecular genetic studies and breeding work with wine yeasts.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1669 - 1678"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145983119","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
I. A. Ivashchenko, W. W. Wasielewski, O. S. Fedotova, V. N. Slautin, A. V. Semenov
{"title":"3D-Cell Culture Systems: Current State","authors":"I. A. Ivashchenko, W. W. Wasielewski, O. S. Fedotova, V. N. Slautin, A. V. Semenov","doi":"10.1134/S0003683825700449","DOIUrl":"10.1134/S0003683825700449","url":null,"abstract":"<p>The culturing systems of cells in three-dimensional space have become central to the study of interactions between different cell lines. These technologies have become crucial tools in modern cell biology research and have found practical application by eliminating limitations inherent to monolayer cultures and achieving more accurate reproduction of cellular functions. The use of three-dimensional (3D) cell models not only reduces the labor and cost of research but also decreases the amount of work involving laboratory animals. However, a universal method for 3D culturing that combines simultaneously high efficiency and good reproducibility, and at the same time does not require high costs has not yet been developed. In this regard, the search for new alternative strategies aimed at improving the technology of 3D cell culturing continues. This review presents data of Russian and foreign scientific publications on methods for creating 3D cell systems and analyzes their advantages and disadvantages. The necessity of modification of existing methods and development of new ones for 3D cell culturing is discussed.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1645 - 1656"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145983121","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
O. S. Ivanova, G. M. Levagina, Y. V. Telegina, S. V. Usova, E. S. Bashkina, S. G. Gamaley, E. D. Danilenko
{"title":"Development of Antiviral Drugs for Intranasal Administration Based on Double-Stranded RNA and Recombinant Interferons","authors":"O. S. Ivanova, G. M. Levagina, Y. V. Telegina, S. V. Usova, E. S. Bashkina, S. G. Gamaley, E. D. Danilenko","doi":"10.1134/S0003683825700528","DOIUrl":"10.1134/S0003683825700528","url":null,"abstract":"<p>Intranasal preparations containing double-stranded RNA (dsRNA) and interferon-α2b (IFN-α2b) or IFN-γ as a part of the molecular constructs were more resistant to enzymatic degradation than as individual components. The antiviral activity of dsRNA in mouse fibroblast L929 cells infected with murine encephalomyocarditis virus (EMCV) was increased when IFN was introduced into the construct compared with that for the dsRNA substance alone. An increase in the anti-EMCV activity of the drug was observed with increasing IFN content of the construct. A dose-dependent increase in antiviral activity of IFN incorporated in the molecular constructs was shown against EMCV-infected human embryonic lung cells L-68. The data obtained confirm the prospects for the development of new drugs<i>,</i> the delivery system of which includes IFN and dsRNA, for intranasal administration as prophylactic and therapeutic agents against influenza and other acute respiratory viral infections<i>.</i></p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1710 - 1718"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982987","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
A. V. Kirilin, I. I. Tsvetkova, A. B. Sarbasov, P. Y. Romanova, M. A. Tsiruleva, E. A. Guzov, V. V. Sapovskaya, A. V. Erkhov, M. S. Afanasiev, A. V. Iserkapov, V. M. Kolyshkin, V. G. Ignatyev
{"title":"Cultivation of the CHO Cell Line in Bioreactors of Various Volumes: Technological Optimization","authors":"A. V. Kirilin, I. I. Tsvetkova, A. B. Sarbasov, P. Y. Romanova, M. A. Tsiruleva, E. A. Guzov, V. V. Sapovskaya, A. V. Erkhov, M. S. Afanasiev, A. V. Iserkapov, V. M. Kolyshkin, V. G. Ignatyev","doi":"10.1134/S000368382570053X","DOIUrl":"10.1134/S000368382570053X","url":null,"abstract":"<p>Recombinant proteins for medical use obtained by genetic engineering technology have become an integral part of the pharmacopoeia of various countries. To obtain such proteins, the Chinese hamster ovary (CHO) cell culture is widely used in modern biotechnology due to its high proliferation rate and ease of cultivation. Here, the process of scaling up the production of Bevacizumab, a recombinant humanized monoclonal antibody (mAb) of the IgG1 subclass that selectively binds to and neutralizes the functional activity of the human vascular endothelial growth factor (VEGF), was studied. The process was scaled up in bioreactors with a volume of 10 to 2000 L. First, optimal conditions for culturing СНO cells in the 10-, 200-, 500-, and 2000-liter bioreactors were selected. After that, the production of Bevacizumab was analyzed. The developed process allowed us to obtain the target protein with a yield of 1.4‒2.3 mg/mL of the culture liquid. During scaling, an industrial technological process was developed, the qualitative and quantitative characteristics of which are not inferior to laboratory ones.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1719 - 1725"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982988","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
O. Yu. Barkova, D. A. Starikova, I. V. Chistyakova, N. V. Pleshanov
{"title":"Semen Quality of Holstein Bulls and Expression of the AQP7, STK35, ITF27, and PRM1 Genes: Correlation Analysis","authors":"O. Yu. Barkova, D. A. Starikova, I. V. Chistyakova, N. V. Pleshanov","doi":"10.1134/S0003683825700450","DOIUrl":"10.1134/S0003683825700450","url":null,"abstract":"<p>Evaluation of sperm-specific gene expression is a potential resource for diagnostics of impaired spermiogenesis, cryoresistance, and the fertility of these germ cells. These are important indicators of sperm quality, which should be taken into account when selecting breeding bulls for collecting semen intended for cryopreservation. Here, a correlation analysis of the expression levels of the <i>AQP7, STK35, IFT27,</i> and <i>PRM1</i> genes with sperm quality indicators in native and decryopreserved sperm of Holstein bulls was carried out. We found a highly reliable positive correlation between the expression of <i>AQP7, ITF27,</i> and <i>PRM1</i> with a number of spermatozoa viability indicators and a negative one with indicators characterizing the loss of their functionality. The results obtained can be used for developing transcriptional biomarkers of sperm quality in breeding bulls based on the parameters of cryotolerance and the fertilizing potential of spermatozoa.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1657 - 1663"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982993","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
N. G. Chertkova, P. I. Kostylev, A. V. Usatov, N. G. Dupliy, E. A. Faddeeva
{"title":"The Search for New Rice Genotypes with Resistance to Deep-Sea Flooding","authors":"N. G. Chertkova, P. I. Kostylev, A. V. Usatov, N. G. Dupliy, E. A. Faddeeva","doi":"10.1134/S0003683825700498","DOIUrl":"10.1134/S0003683825700498","url":null,"abstract":"<p>The resistance of rice plants to deep-water flooding in Rostov oblast can be used as a “natural herbicide” to control weeds that reduce the yield of rice varieties up to 50%. A study of rice genotypes with different levels of resistance to deep-water flooding was carried out. Using molecular markers, we identified new genetic resources of tolerance to anaerobic stress factors in hybrid rice samples. Hybrid lines were analyzed for the most important breeding traits, and after crossing resistant donors with domestic high-yielding varieties, the <i>SNORKEL1</i> (<i>SK1</i>) gene allele was detected in selected rice samples. The resistance of hybrids and parental varieties to flooding was tested by germination under hypoxic conditions. Promising genotypes of special interest for breeding, which can be used in programs for the introduction of herbicide-free farming technologies, were identified.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1689 - 1695"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982996","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
E. O. Anisimova, D. D. Bocharov, S. P. Sineoky, M. G. Tarutina
{"title":"The Effect of Deletion of the NDE1 Gene on Properties of the Yeast Schizosaccharomyces pombe Producing L-Lactic Acid","authors":"E. O. Anisimova, D. D. Bocharov, S. P. Sineoky, M. G. Tarutina","doi":"10.1134/S0003683825700486","DOIUrl":"10.1134/S0003683825700486","url":null,"abstract":"<p>Based on acidophilic strain <i>Schizosaccharomyces pombe,</i> <i>L</i>-lactic acid producing strains with deletion of the <i>NDE1</i> gene encoding NADH dehydrogenase, presumably regulating the cytosolic NADH/NAD+ balance in yeast, were constructed. When the genome of previously obtained producer strains is saturated with heterologous <i>L-LDH</i> genes encoding <i>L</i>-lactate dehydrogenase, culture growth worsens and glucose consumption slows down. An increase in the dose of <i>L-LDH</i> genes does not always lead to an increase in biosynthesis of the target product. Perhaps the limiting factor in the biosynthesis of lactic acid is the lack of cytosolic NADH oxidized to NAD+ by NADH dehydrogenase encoded by the <i>NDE1</i> gene. The <i>S. pombe</i> strain with deletion of the <i>NDE1</i> gene and an additional copy of the <i>L-LDH</i> gene surpasses the parent strain in growth, glucose consumption, and lactic acid biosynthesis (139 g/L, which is 28% more, final pH 3.2). This study will provide a better understanding of the underlying cellular processes in the yeast <i>S. pombe</i> and use the results obtained for the design of highly productive strains producing lactic acid.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1679 - 1688"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982995","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Selection of the Optimal Medium Composition and Cultivation Conditions for the Maximum Yield of Rhamnolipids from Heterologous Producers","authors":"M. N. Baramzin, S. G. Litvinets","doi":"10.1134/S0003683825700504","DOIUrl":"10.1134/S0003683825700504","url":null,"abstract":"<p>Rhamnolipids are highly effective microbial surfactants that can be used as a component of cosmetics and detergents. Heterologous expression of rhamnolipid genes is a way to avoid complex regulation of rhamnolipid biosynthesis. The composition of the medium and cultivation conditions for rhamnolipid producers were optimized. For heterologous <i>Pseudomonas viridiflava</i> AlC1223: P5, P6, P8, when using soybean and tall oil as a carbon source, the maximum yield of the product was obtained, which amounted to: 120.3 ± 0.6, 210.1 ± 1.7, 172 ± 0.3 mg/mL, respectively; in heterologous <i>Escherichia coli</i> BLWT: E14, the highest product yield (43.2 ± 0.4 mg/mL) was observed with glycerol. In all cases, peptone as a nitrogen source had a positive effect on the yield of rhamnolipids. The best source of trace elements is yeast extract for E14 and a mixture of salts (magnesium sulfate and potassium monohydrophosphate) for P5, P6, P8. The increase in temperature and pH has a positive effect on productivity when hydrophobic substrates are used.</p>","PeriodicalId":466,"journal":{"name":"Applied Biochemistry and Microbiology","volume":"61 9","pages":"1696 - 1703"},"PeriodicalIF":1.1,"publicationDate":"2026-01-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145982997","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"生物学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}