Abstract The aims of this study were to determine the expression of Bcl-2 in endometrial adenocarcinomas in imprint smears as an alternative technique rather than the frozen section and to correlate the results with clinicopathologic parameters of primary untreated endometrial cancer patients. One hundred twenty-six patients with endometrial carcinoma were evaluated with samples freshly resected after

Abstract Expression of the Col2a1 gene involved in collagen synthesis in the blood and esophageal mucus was shown to be reduced in alkaline esophageal burns of the second degree (AEB 2). When melanin was administered, Col2a1 gene expression levels in the blood and esophageal tissues were increased as compared to those in AEB 2. During the histological study, the intensity of deposition of collagen

Abstract Neurofibromatosis type 1 (NF-1) is an autosomal dominant disorder provoking benign cutaneous and nerve sheath tumors. The cutaneous tumors termed as plexiform neurofibromas, which some of them are extremely visible, and can influence the quality of life. They can also develop into invasive forms of carcinomas and infiltrate into multiple tissues, thus endangering the patient’s life. The loss-of-function

Abstract To clarify a possible role of jasmonate signaling in regulation of the state of stomata under salt stress, the effect of the treatment of Arabidopsis thaliana L. plant leaves (wild type and mutants deficient in jasmonate signaling) with sodium chloride (50–200 mM) and/or methyl jasmonate (200 μM) was studied. A 2–3-h effect of NaCl induced stomatal closure in wild-type plants (Col-0). The

Abstract Allele frequencies at the storage protein loci Gli-A1, Gli-B1, Gli-D1, Glu-A1, Glu-B1, Glu-D1, and Gli-A3, as well as the population structure, were studied in groups of winter common wheat cultivars developed in different periods of time in two soil and climate zones: the Forest-Steppe of Ukraine (at the Myronivka Remeslo Institute of Wheat (MIW)) and the Steppe of Ukraine (at the Plant Breeding

Abstract An optimized regeneration method for commercial winter rape of the Bn1 line was proposed. Hypocotyl fragments of 6-day-old seedlings were used as explants. Regeneration occurred via organogenesis on an MS medium supplemented with 3 mg/L of 6-benzylaminopurine and 2 mg/L of 2-isopentyladenine. All obtained regenerated plants successfully formed roots on hormone-free media and were adapted to

Abstract Wilson’s disease (WD) is an autosomal recessive condition caused by an impaired copper metabolism due to hereditary mutations in the ATP7B gene; the spectrum and frequency of mutations are considerably different in different populations. The goal of the study was to determine the most frequent mutations in the ATP7B gene in patients from Ukraine for the introduction of genetic testing into

Abstract Studies devoted to the problem of chondrogenesis process regulation and cartilage tissue cellular engineering remain at present topical problems, taking into account the increase in the prevalence of osteodegenerative orthopedic diseases. We analyzed the data available in the literature on studies of molecular changes of cartilage tissue in osteoarthritis (OA). The key words were used to search

Abstract Yeast (Saccharomyces cerevisiae) genes for trehalose biosynthesis (TPS1 and TPS2) were transferred into genomes of several common wheat cultivars using two methods of Agrobacterium-mediated transformation (in vitro and in planta) to enhance drought tolerance. For this purpose, vectors pBract214-TPS1 and pBract214-TPS2 were constructed using the Gateway-cloning technique. Both the vectors contained

Abstract Although the specific causes of colorectal cancer (CRC) are not known, a robust DNA repair capacity may decrease the risk of this malignancy. DNA repair capacity may be reduced by alterations of genes involved in DNA repair process. This may affect susceptibility to carcinogenesis. It is hypothesized that single nucleotide polymorphisms (SNPs) of several DNA repair genes may be a risk factor

Abstract Eighteen isotypes of CK1-like protein kinases were identified in A. thaliana. Comparison of catalytic domains in rat CK1 (α, β, γ1–3, δ, and ε) and 18 plant homologs from A. thaliana confirmed a high structural similarity for 13 CK1-like protein kinases: CKL1 (CK1δ), CKL2, CKL3, CKL4, CKL5, CKL6, CKL7, CKL8, CKL9, CKL10, CKL11, CKL12, and CKL13. It was found that CK1-specific inhibitor D4476

Abstract Festuca species have been used for forage, turf, soil conservation and ornamental purpose, which highlighted the importance of these species. This study was conducted to determine genetic variability among the 48 accessions of fine-leaved fescue from different regions of Iran using ISSR markers. To understand genetic relationships among these accessions, unweight pair-group method (UPGMA)

Abstract Identification and molecular analysis of high molecular weight glutenin subunits (HMW-GS) of wild emmer wheat T. dicoccoides K5199 were carried out. Novel HMW glutenin subunits 1AxTd and 1ByTd were identified. Nucleotide sequences of 1AxTd and 1ByTd genes were detected (GenBank accession numbers MH475136 and MG897125, respectively). The coding sequence of 1AxTd was similar to 1Ax1 of T. aestivum

Abstract Numerous recent studies in experimental oncology have shown that the results of fundamental research at the current methodological level can serve as a sound basis for use in clinical practice. The aims of the present work were to assess the inhibitory effect of exogenous lactoferrin (LF) at doses of 1 and 10 mg/kg animal weight on the Walker-256 carcinosarcoma in vivo and the safety of its

Abstract Present study analyze the possible mutations in mitochondrial encoded genes TRNL1 and ND1, the association of mtDNA copy number in PCOS women with and without diabetic mothers was evaluated. Blood samples were collected from all the individual participants of study and detailed anthropometric and demographic variables were collected. Sequence of each amplified product of RNA gene TRNL1 was

Abstract The level of total heterochromatin, Ag-positive nucleolar organiser regions (NORs) heterochromatin, non-associated and associated heterochromatin satellite stalks of acrocentric chromatids (some acrocentric chromosomal chromatid satellite stalks are connected to each other forming a satellite association), the intensity of each acrocentric chromatid involved in the association and types of

Abstract A correlation of the sensitivity to infection with phytopathogens and dynamics of its development with a difference in the plant epigenome, which is estimated by DNA methylation profiles, was studied on two varieties of winter wheat (Podolyanka and Favoritka) of the 2013–2017 harvests. It was demonstrated that fast-germinated seedlings of the Podolyanka variety wheat show a high disease resistance

Abstract The human lactoferrin gene was transferred into genomes of several potato (Solanum tuberosum) cultivars of Ukrainian breeding using the Agrobacterium-mediated transformation. The plasmid vector pBIN35LF carrying the human lactoferrin gene hLf controlled by the 35S cauliflower mosaic virus promoter (CaMV35S) and the octopine synthase terminator, as well as the selective marker neomycin phosphotransferase

Abstract DNA methylation is one epigenetic strategy for gene regulation in living organisms. In this study, the expression of soybean isoflavone synthase (GmIFS) transgene in T0 transgenic wheat plants was investigated at the RNA and the final product genestin level. T0 plants showed variations in the GmIFS expression. Methylation status of the exogenous promoters (35S or Oleocin (OL)) proximal sequence

Abstract In recent years, the aim of dairy cattle breeding was to increase milk productivity traits. However, there is an observed decrease of fertility traits of cows, and, as a result, early culling of animals. This is due to the fact that causes of decreased reproduction are sometimes impossible to determine and its signs are difficult to estimate. One of the causes for decreasing fertility of cows

Abstract Currently, the molecular characteristics of the occurrence and course of neurodegenerative diseases, which are among the most serious and still incurable illnesses, remain to be fully elucidated. Therefore, the search for novel medicines for the removal, relief, or postponement of symptoms in these pathologies remains relevant. In view of the complexity of undertaking this research in human

Abstract The endosymbiotic bacteria Wolbachia are widespread in natural populations of Drosophila melanogaster, which is a cosmopolitan and synanthropic species. Various aspects of Wolbachia infection are studied in many arthropod species, including fruit flies. However, the influence of climatic factors on the level of Wolbachia infection in natural populations of fruit flies has not been studied

Abstract A comparative study of the allele pool and the genetic structure of two Russian and one Belarusian populations of the wisent Bison bonasus against the representatives of the species of Bison bison and the genus Bos taurus was carried out. Russian populations were represented by samples of the Oka State Natural Biosphere Reserve (n = 42) and the Prioksko-Terrasny Nature Biosphere Reserve (n

Abstract The Mi gene is known to involve in the resistance response to some Root knot nematodes, Meloidogyne spp. in tomato plants Lycopersicon esculentum. Root knot nematodes cause significant damages to almost all crops in the world. Among Meloidogyne species, Meloidogyne incognita is one of the most damages species causing a vast amount of crop loss including tomato plants. The resistance gene may

Abstract The JIN1/MYC2 transcription factor, which is currently considered to be the key in jasmonate signaling, is also involved in the transduction of abscisic acid signals and, probably, in the effects of other intermediaries involved in the formation of plants’ adaptive responses. Arabidopsisjin1 mutants were used to study its possible involvement in protective effects of hydrogen sulfide (H2S)

Abstract The objective of the investigation was to study variation of storage proteins in two Crimean populations of Dasypyrum villosum from Beregove of the Bakhchisarai region and from the Tauric Chersonese National Reserve (Sevastopol). Sodium dodecyl sulfate (SDS) polyacrylamide gel electrophoresis of seed storage proteins was performed to analyze diversity of high-molecular-weight glutenin subunits

Abstract This paper considers current views on the classical determinants of Helicobacter pylori virulence, pathogenetic effects of phosphorylation, and the process of CagA translocation into gastric mucosa (GM) cells and characterizes surface membrane receptors of VacA binding to epithelial cells of the gastric mucosa. The necessity of genetic typing of Helicobacter pylori to determine the potential

Abstract Satellite DNA is the main component of functional centromeres and forms the main structural constituent of heterochromatin. The presence of alkali-labile sites (ALSs) is a feature inherent to chromatin structure. Here we aimed to characterize ALSs in different satellite DNA loci in cervical epithelial cells using DNA breakage detection coupled with fluorescence in situ hybridization (DBD–FISH)

Abstract The review is devoted to the analysis of the current achievements of Corynebacterium glutamicum metabolic engineering for the production of lysine. Key genes of lysine biosynthesis in C. glutamicum and ways of creating new genetically modified strains are considered. The role of different plasmids, vector cassettes, and promoter types for the regulation of gene expression in C. glutamicum

Abstract Using the Comet assay, the peculiarities of the interaction between malignant and normal human peripheral blood lymphocytes under cocultivation and separate cultivation were investigated. A decrease in Tail Moment was observed against an increase in the frequency of cells in the state of apoptosis in the culture of lymphocytes from conditionally healthy volunteers (bystander cells) under the

Abstract Proximal spinal muscular atrophy (SMA) is an autosomal recessive neurodegenerative disease caused by homozygous deletion in the seventh exon of the SMN1 gene. The aim of this work is to analyze the association of the allelic polymorphism of telomeric genes SMN1 and NAIP and the centromeric gene SMN2 of the 5q13 region with the clinical phenotype of SMA. It was shown that the homozygous genotype

Abstract India currently has the second largest number of individuals suffering from diabetes across the world. Hence, it is pertinent to explore the genetic variations in Indian populations to comprehend the extent of genetic heterogeneity. We studied the association of gene variations of four candidate genes [SLC30A8 (rs11558471), CDKAL1 (rs94655871), TCF7L2 (rs12255372) and HHEX (rs1111875)] with

Abstract Routine, GTG-, and Ag-staining techniques for the metaphase chromosome analysis were used to determine the spontaneous frequency of chromosomal aberrations and the level of chromosomal variability in the blood lymphocytes of Ukrainian buffaloes (Bubalus bubalis L.). It has been established that the diploid complement of chromosomes within the studied population of animals consists of 50 chromosomes

Abstract The formation of bean seeds in plants systemically infected with bean common mosaic virus is accompanied by the intense deposition of callose and lignin in zones of nucellar, integumental, and micropillar tissue barriers, thus preventing the viral spread. At a high concentration of viral particles in plants, the ovule tissue degrades with the development of the typical hypersensitivity response

Abstract An allozyme analysis of five sets of polymorphic loci of the gynogenetic Prussian carp C. gibelio from Northern Ukraine made it possible to identify within this species 29 genetic forms of clonal and recombinant nature, which can be divided into two categories. The first one is represented by the clonal C. gibelio-1 biotype with the modal number of 156 chromosomes and several unique alleles

Abstract The content of indole-3-acetic (IAA), gibberellic (GA3), abscisic acids (ABA), and cytokinins—zeatin (Z), zeatin glucoside (ZG), zeatin riboside (ZP), isopentenyladenin (iР), and isopentenyladenosine (iРА)—was determined using the method of high-performance liquid chromatography in fern Polystichum aculeatum gametophytes at different stages of morphogenesis in vitro culture. It was shown that

Abstract Rye (Secale L.) is a member of family Poaceae (tribe Triticeae) and includes perennial or annual, self-incompatible or self-compatible, and cultivated, weedy or wild species. Classification of the genus Secale is inconsistent, and comprises 3–4 to 8 species from the phylogenetic studies in the last ten years. Progress in rye breeding has been significantly reduced due to involving a small

Abstract MicroRNAs (miRNAs) are highly conserved, non-coding, 20–24 nucleotides long RNA molecules that play important regulatory roles in plants and animals. Due to several limitations involved in the experimental validation of potent miRNAs, in silico prediction of miRNAs and their target(s) from various organisms have been successfully employed. Cranberries are one of the healthiest fruits due to

Abstract The degree of intraspecific genetic polymorphism and heterozygosity, the germinal death, viability of seeds, and the cytogenetic state of vegetative Ulmus pumila and U. suberosa meristems were analyzed for determining the mechanisms of plant population invasiveness in the steppe Dnieper region under climate changes. The studied U. pumila population were different in terms of germinal (embryonic)

Abstract— Hydrogen peroxide, one of the main factors of Mycoplasma pneumoniae pathogenicity, is released in the reaction catalyzed by glycerol-3-phosphate (G3P) oxidase enzyme (EC 1.1.3.21). During the study, nucleotide substitutions in the glycerol-3-phosphate oxidase gene of Mycoplasma pneumoniae clinical isolates, the presence of which was accompanied by different levels of hydrogen peroxide production

Abstract This paper presents results of studying the genetic diversity of 126 sunflower inbred lines from the collection fund of the Experimental Farm of Oilseeds of Kazakhstan for protein and SSR markers. The polymorphism of collections in terms of the composition of helianthinin, seed storage protein, was not high. In the zone of fast-moving proteins, three variants of components were found that

Abstract Gene targeting is extensively used to generate designer mouse mutants and to study gene function in vivo. Knockout mice that harbor a null allele in their germline provide appropriate genetic models of inherited diseases and often exhibit embryonic or early postnatal lethality. To study gene function in adult mice and in selected cell types, a refined strategy for conditional gene inactivation

Availability of an efficient transfection protocol is the first determinant in success of gene transferring studies in mammalian cells which is accomplished experimentally for every single cell type. Herein, we provide data of a comparative study on optimization of transfection condition by electroporation and chemical methods for Huh-7 and Vero cells. Different cell confluencies, DNA/reagent ratios

Phenomenon of RNA-induced gene silencing is a highly conservative mechanism among eukaryotic organisms. Several classes of small RNAs (siRNAs and miRNAs) 21-25 nt in length, which play a significant role in the processes of development of an organism, occurred important components of antiviral defence in animals and plants. This review shortly describes the main stages of gene silencing mechanism,