Наукові праці. Кафедра стоматології дитячого віку та імплантології
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Item Antibiotic therapy in the complex pathogenic treatment of patients with sialolithiasis in the stage of exacerbation of chronic sialoadenitis(Pharmacologyonline, 2021) Nazaryan, Rozana; Yaroslavska, Yuliia; Mikhailenko, Nina; Kuzina, Viktoriya; Sychova, LudmilaThe issue of complex treatment of patients with chronic sialoadenitis and sialolithiasis in the stage of exacerbation and in the presence of purulent exudate remains relevant to this day. The purpose of this study was to evaluate the antimicrobial efficacy of the combination of amoxicillin + cloxacillin + Lactobacillus sporogenes (ACL) complex in patients with chronic sialoadenitis and sialolithiasis in the stage of exacerbation of the disease and in the presence of purulent exudate. Two groups of patients, depending on the antibiotic therapy received with signs of purulent exudation from the excretory ducts of the affected glands. Diagnoses were established on the basis of clinical, laboratory (clinical blood assay; type II immunological blood test, immunoenzymatic assessment of blood serum to detect specific antibodies of the secondary immune response to mumps and cytomegaly viruses), sialosonographic and X-ray studies. The effectiveness of ACL complex effectiveness was evaluated using clinical and microbiological methods, as well as in comparison with the clinical effectiveness of erythromycin. The data of microbiological and clinical studies carried out after treatment with ACL complex indicate that it effectively acts in the presence of purulent inflammation in the large salivary glands and restores the natural ratio of microorganisms in the excretory ducts of the affected salivary glands. In addition, the results of a clinical study made it possible to note that ACL did not cause side effects and allergic reactions and can be used in patients with immunopathological conditions secondary to persistent viral infection.Item Antimicrobial Activity Derivatives 2H-pirano[2,3-c]piridines against Pathogens of Intestinal Yersiniosis(Journal of Pharmacy and Nutrition Sciences, 2021) Ivannik, V.; Torianyk, I.; Moiseienko, T.; Skliar, A.; Yeromenko, R.; Hnatiuk, V.; Podrigalo, L.; Nazaryan, R.; Mikhailenko, Nina; Gargin, V.Background: An important aspect in the treatment of patients with intestinal yersiniosis is the administration of effective antibiotic therapy. Performed research aimed to determine the spectrum and level of antimicrobial activity of 2H-pyrano[2,3-c]pyridine derivatives on the museum and clinical strains of gram-negative microorganisms Yersinia enterocolitica. Methodology: The object of the study was 28 synthetic derivatives of 2H-pyrano[2,3-c]pyridine. The compounds were studied according to their chemical structure. Weused the method of serial dilutions in Muller-Hinton liquid nutrient medium with a museum’s and clinical strains of Y.enterocolitica. Results: Studies indicate the promise of further study of the properties of 2Hpyrono[2,3-c]pyridine to create an effective antimicrobial medicine. According to theresults of studies on action of antimicrobial compounds synthesized on the basis of 2H-pyrano[2,3-с]pyridine derivatives, it was found that the MIC of compounds for all Y. enterocolitica strains was 100.0 μg/ml. The MBCC of most cultures of Yersinia (72.3 %) was 200.0 μg/ml. Compound 2{3} had a pronounced antiyersiniotic activity, the inhibitory effect of which was manifested at a concentration of 25.0 μg/ml. Retarding the growth of most Yersinia strains (95.3%) with a MIC of 50.0 μg/ml, the MIC of compounds ranged from 50.0 to 200.0 μg/ml. After statistical data processing, pyridine derivatives (compounds 2{3} and 3{5}) were identified, possessing an effective bacteriostatic and bactericidal effect on Y. enterocolitica strains. Conclusions: The results of the research showed a high antimicrobial activity of 2Hpyrano[2,3-c]pyridine derivatives. The highest activity against Y. enterocolitica wasfound for 2-N2-arylimino-5-hydroxy-methyl-8-methyl-2H-pyrano[2,3-c]pyridine-3-N1-aricarboxamide derivatives.Item Assessment of dental plaque microflora on first permanent molars at eruption(2015-09-24) Nazaryan, Rosana; Spiridonova, Rseniia; Vlasov, AndreiThe article presents results of study the qualitative and quantitative composition of plaque microflora on fissures of first permanent molars at the stage of eruption in children with various forms of caries activity.Item Comparative assessment of the quality of orthopedic treatment according to emg data in patients with removable dentures manufactured using different laboratory techniques(Skleněný Můstek, 2017-12) Yаnishen, Igor; Zapara, Pavlo; Zapara, Sergiy; Fedotova, OlenaItem Dental care habits and oral hygiene knowledge in tinegers and in young people of Ukraine: results from a self-report cohort study(2014) Nazaryan, Rosana; Kryvenko, LiudmylaItem Development factors of the temporomandibular joint syndrome in childhood and adolescence(2015) Nazaryan, Rosana; Yaroslavskaya, YuliiaItem Diagnostic assessment and treatment of cherubism as prevention of ocular complications(2022) Nazaryan, R.; Mikhailenko, N.; Yaroslavska, Yu.; Bondarenko, A.; Gargin, V.; Lytvynenko, M.; Artiomov, O.; Oliynyk, D.; Tregub, T.Item Dynamics of microbiological indicators in complex treatment of chronic generalized catarrhal gingivitis in children with cystic fibrosis(European Network for Academic Integrity, 2018-04) Nazaryan, Rosana; Tkachenko, Marina; Kovalenko, Natalya; Adofoh Gabriel Anyan; Shevchuk, DariyaItem Educational technologies in the higher education system(ХНМУ, 2023-03-21) Kuzina, Victoriia; Tkachenko, Maryna; Kovalenko, NataliiaItem Effect of electronic cigarettes on oral microbial flora(SET Publisher, 2021-08-13) Popova, T.; Kryvenko, L.; Tishchenko, O.; Nakonechna, O.; Podrigalo, L.; Nessonova, T.; Gargin, V.Background: Despite well-documented adverse effects of tobacco consumption, cigarettes use is still rising and part of this increase is related to the popularization of alternative electronic nicotine delivery devices, such as electronic cigarettes (ECs). The aim of the performed research was to assess the effect of electronic cigarettes aerosol on the oral microbiota, using culture methods. Methodology: 30 ten-week-old WAG rats (female 76-81 g and male 86-94 g) were randomly distributed in two groups, as follows: Group 1 – control animals (n = 10); Group 2 – EC aerosol exposed (n = 20). EC aerosol exposures were carried out by using the Boyarchuck chamber. During the study, the rat oral microbiota were collected four times: at the beginning of the experiment, on the 30th, 60th and 90th days. Microorganisms were identified using standard microbiological techniques. Results: EC exposure to Group 2 rats resulted in a depletion of colonies commensal microbes and a greater incidence of atypical species such as Klebsiella pneumoniae, Acinetobacter lwoffii, Candida albicans compared to Group 1 on day 90. The test of independence between frequency distibution of opportunistic microbes and duration of EC exposure showed a significance for Klebsiella pneumoniae – χ2= 8.017, p=0.0456, Acinetobacter lwoffii – χ2= 36.772, p=0.0001, and Candida albicans – χ2=8.689, p=0.0337. Conclusions: The impact of electronic cigarettes facilitated colonization of the oral cavity by opportunistic bacteria and yeast.Item Estimation of the approximal surfaces of molars during orthodontic treatment for selection of individual preventive measures(2018) Kuzina, Viktoriya; Khmuz, Tetiana; Tkachenko, MarynaItem Etiology, diagnosis and treatment of muscle-articular dysfunction of the temporomandibular joint in adolescence(2024-05) Yaroslavska, J.; Hrechko, N.; Vlasov, A.; Smorodskyi, V.; Storozheva, M.; Skliar, S.; Lupyr, M.; Nazaryan, R.Etiologic and pathogenetic aspects cause the most contentious issue in the study of temporomandibular joint (TMJ) syndrome in childhood and adolescence. Some researchers have linked the emergence of this group of diseases with abnormal occlusion, others have more emphasis on the age characteristics of a growing organism, or rather on a number of morphological and psychomotor processes arising and ending at puberty and cause physiological abnormalities in the growing organism.Item Evaluation of the mineralizing potential of oral fluid in children with Down syndrome depending on the level of the cariogenic process(2020-07) Nazaryan, Rosana; Kryvenko, Liudmyla; Iskorostenska, Olga; Tishkovets, YelenaItem A fast method of visually lossless compression of dental images(2021) Krivenko, Sergey; Lukin, Vladimir; Krylova, Olha; Kryvenko, Liudmyla; Egiazarian, KarenItem Features of periodontal status among schoolchildren 9-16 years old enrolled in various academic programs(2015) Nazaryan, Rosana; Volchenko, Nataliia; Sokolova, IrynaItem Features of the metabolism of nitric oxide in periodontal diseases in patients with COPD in combination with CHD(2018) Emelyanova, Nataliya; Galchinskaya, V.; Bondar, T.Item The impact of smoking on the morphofunctional state of periodontal tissues of young organism(ХНМУ, 2021) Romaniuk, A.; Nazaryan, R.; Zakut, Y.; Popova, T.; Gargin, V.Background. The interrelation of disorders in periodontal tissues with metabolic changes caused, in particular, by a violation of microcirculation, observed namely in smoking but the fact that the effect of smoking on the condition of periodontal tissues at a young age has been studied less than other risk factors deserves special attention. The aim of our study was to experimentally assess the effect of smoking on the morphofunctional state of periodontal tissues in young animals. Materials and methods. Simulation of smoking has been performed with ten-week-old WAG rats using the Boyarchuck chamber. Morphometric studies were performed in the gingival zone which was chosen for morphological interpretation of volumes of specific vascular density in microcirculatory bed, specific density of connective tissue in lamina propria and specific area of tissue with ischemia. The obtained digital data were processed by the methods of variation statistics. Results. Simulation of smoking for four weeks in experimental animals leads to pathological changes in the morphofunctional state of the periodontium with reducing vascular density from 19,44±1,97% to 11,03±1,38 %, increasing area of connective tissue from 18,33±2,71% to 26,49±1,24%, spreading area of tissue with ischemia from 1,14±0,70% to 6,35±1,67%. Conclusions. Morphofunctional changes in the periodontium with damage to the structure of the epithelial membrane and changes in its permeability, microcirculatory disorders, sclerotic changes are a manifestation of the initial inflammatory and dystrophic processes that can lead to persistent chronic pathology.Item Importance of antimicrobial factors for microbiocenosis and local immunity of the oral cavity in children with mucoviscidosis(2022) Khmiz, T.; Tkachenko, M.; Kovalenko, N.; Bocharova, T.; Bondarenko, A.; Shevchuk, V.; Odushkina, N.; Nazaryan, R.; Gargin, V.The involvement of commensals and opportunistic pathogens and the role of protective mechanisms in the development of dental diseases in children with cystic fibrosis require more detailed study. The aim of the study was to determine the ecological characteristics of the oral microbiota and some antimicrobial factors of saliva in children with mucoviscidosis. Materials and methods. The study involved an assessment of oral microbiota as complex ecological system that protects the human body from colonization by pathogenic flora in children with cystic fibrosis. Bacteriological studies have been performed on clinical material from 30 children with mucoviscidosis diagnosed with dental and periodontal diseases. Results. In the microbiological study of plaque microbiota, 70 strains of opportunistic pathogens were isolated in patients with mucoviscidosis. The most significant were alpha-hemolytic Streptococci (40%). The proportion of bacteria of Neisseria genus in patients with cystic fibrosis was lower and amounted to 24.3%. C. albicans fungi were isolated in comparable values (18.5%), S. aureus (8.5%), as well as gram-negative strains of E. aerogenes (4.3%) and E. coli (4.3%) significantly dominated. The results indicate that opportunistic pathogens S. aureus, E. aerogenes and E. coli partially replaced the representatives of the normal oral microbiota alpha-hemolytic streptococci and non-pathogenic species of Neisseria genus in patients with mucoviscidosis. Conclusions. Microbiota of plaque in children with mucoviscidosis is characterized by an expansion of the spectrum of opportunistic pathogens due to Staphylococcus aureus, enterobacteria and C. albicans fungi, which indicates a violation of the microbiocenosis due to reduced mucosal immunity. Mucosal immunity of the oral cavity in children with mucoviscidosis is characterized by a 1.5-fold decrease in lysozyme activity and the level of secretory IgA in the saliva of children.Item Influence of the complex treatment of chronic generalized catarrhal gingivitis on microbiological and immunological parameters of oral cavity of children with cystic fibrosis(2017-10) Nazaryan, R.; Tkachenko, M.; Kovalenko, NatalyaЗ метою попередження розвитку інфекції при хронічному генералізованому катаральному гінгівіті у дітей, хворих на муковісцидоз, запропоновано лікувально-профілактичний комплекс, який поєднує застосування гелю, що містить хлоргексидину біглюконат, амінофторид та бетаїн; суміші 12,5% розчину кислоти акридоноцтової і 0,9% розчину натрію хлориду для ротових ванночок; ультразвукової та електротерапії із засобом, що містить 0,01% розчину мірамістину. У результаті проведених лікувально-профілактичнх заходів відбувалося відновлення нормальної мікрофлори зубного нальоту за рахунок α-гемолітичних стрептококів і нейсерій, що спричинило зменшення у 1,6 рази формування асоціацій мікроорганізмів і витіснення S. aureus та зниження частки C. albicans з 18,6 % до 7,4 %. Крім того, спостерігалося збільшення продукції лізоциму та секреторного імуноглобуліну. Проте через 3 місяці знову відбулася колонізація дослідженого біотопу золотистим стафілококом, а кількість грибів C. albicans зросла до 14,7 %.Item Intelligent visually lossless compression of dental images(Advanced Optical Technologies, 2024-02-23) Kryvenko, Liudmyla; Krylova, Olha; Lukin, Volodymyr; Kryvenko, Sergii