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93篇 您的检索式:作者名="YURI N"
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1Mitochondrial dysfunction and mitochondrial DNA mutations in atherosclerotic complications in diabetes显示文摘Mitochondrial DNA(mtDNA) is particularly prone to oxidation due to the lack of histones and a deficient mismatch repair system.This explains an increased mutation rate of mtDNA that results in heteroplasmy,e.g.,the coexistence of the mutant and wild-type mtDNA molecules within the same mitochondrion.In diabetes mellitus,glycotoxicity,advanced oxidative stress,collagen cross-linking,and accumulation of lipid peroxides in foam macrophage cells and arterial wall cells may significantly decrease the mutation threshold required for mitochondrial dysfunction,which in turn further contributes to the oxidative damage of the diabetic vascular wall,endothelial dysfunc-tion,and atherosclerosis.Dimitry A Chistiakov Igor A Sobenin Yuri V Bobryshev Alexander N Orekhov 2012World Journal of Cardiology2012,4,5:17
2Neurohumoral,cardiac and inflammatory markers in the evaluation of heart failure severity and progression显示文摘Heart failure is common in adult population,accounting for substantial morbidity and mortality worldwide.The main risk factors for heart failure are coronary artery disease,hypertension,obesity,diabetes mellitus,chronic pulmonary diseases,family history of cardiovascular diseases,cardiotoxic therapy.The main factor associated with poor outcome of these patients is constant progression of heart failure.In the current review we present evidence on the role of established and candidate neurohumoral biomarkers for heart failure progression management and diagnostics.A growing number of biomarkers have been proposed as potentially useful in heart failure patients,but not one of them still resembles the characteristics of the'ideal biomarker.'A single marker will hardly perform well for screening,diagnostic,prognostic,and therapeutic management purposes.Moreover,the pathophysiological and clinical significance of biomarkers may depend on the presentation,stage,and severity of the disease.The authors cover main classification of heart failure phenotypes,based on the measurement of left ventricular ejection fraction,including heart failure with preserved ejection fraction,heart failure with reduced ejection fraction,and the recently proposed category heart failure with mid-range ejection fraction.One could envisage specific sets of biomarker with different performances in heart failure progression with different left ventricular ejection fraction especially as concerns prediction of the future course of the disease and of left ventricular adverse/reverse remodeling.This article is intended to provide an overview of basic and additional mechanisms of heart failure progression will contribute to a more comprehensive knowledge of the disease pathogenesis.Ekaterina A Polyakova Evgeny N Mikhaylov Dmitry L Sonin Yuri V Cheburkin Mikhail M Galagudza 2021Journal of Geriatric Cardiology2021,18,1:4
3Animal venom studies: Current benefits and future developments显示文摘Poisonous organisms are represented in many taxa, including kingdom Animalia. During evolution, animals have developed special organs for production and injection of venoms. Animal venoms are complex mixtures, compositions of which depend on species producing venom. The most known and studied poisonous terrestrial animals are snakes, scorpions and spiders. Among marine animals, these are jellyfishes, anemones and cone snails. The toxic substances in the venom ofthese animals are mainly of protein and peptide origin. Recent studies have indicated that the single venom may contain up to several hundred different components producing diverse physiological effects. Bites or stings by certain poisonous species result in severe envenomations leading in some cases to death. This raises the problem of bite treatment. The most effective treatment so far is the application of antivenoms. To enhance the effectiveness of such treatments, the knowledge of venom composition is needed. On the other hand, venoms contain substances with unique biological properties, which can be used both in basic science and in clinical applications. The best example of toxin application in basic science is α-bungarotoxin the discovery of which made a big impact on the studies of nicotinic acetylcholine receptor. Today compositions of venom from many species have already been examined. Based on these data, one can conclude that venoms contain a large number of individual components belonging to a limited number of structural types. Often minor changes in the amino acid sequence give rise to new biological properties. Change in the living conditions of poisonous animals lead to alterations in the composition of venoms resulting in appearance of new toxins. At the same time introduction of new methods of proteomics and genomics lead to discoveries of new compounds, which may serve as research tools or as templates for the development of novel drugs. The application of these sensitive and comprehensive methods allows studying either of venoms available in tiny amounts or of low abundant components in already known venoms.Yuri N Utkin 2015World Journal of Biological Chemistry2015,6,2:3
4Association of the level of heteroplasmy of the 15059G>A mutation in the MT-CYB mitochondrial gene with essential hypertension显示文摘AIM: To examine whether the heteroplasmy level for 15059G>A mutation in the mitochondrial genome might be associated with essential hypertension. METHODS: This cross-sectional study involved 196 unrelated participants randomly selected from general population (90 males and 106 females) who underwent a regular medical check-up at the Institute for Ath-erosclerosis Research (Moscow, Russia). One hundred and twenty of them (61%) had essential hypertension, and 76 (39%) were apparently healthy normotensive persons. The level of heteroplasmy for 15059G>A mutation occurring in the coding region of cytochrome b gene (MT-CYB) of mtDNA isolated from the blood leukocytes, was quantified using DNA pyrosequencing method. RESULTS: The 15059G>A heteroplasmy level ranged between 4% and 83%, with a median level of 31%. Between the upper and lower quartiles of 15059G>A heteroplasmy distribution, significant differences were observed for patients' age, systolic blood pressure, and triglyceride levels. 15059G>A heteroplasmy correlated both with age (r = 0.331, P < 0.001) and the presence of hypertension (r = 0.228, P = 0.002). Regression analysis revealed that the age explains 12% variability of 15059G>A heteroplasmy, and hypertension independently explains more 5% variability. The 15059G>A heteroplasmy exceeding 31% was found to be significantly associated with a higher risk of essential hypertension (odds ratio 2.76; P (Fisher) 0.019]. The study participants with high 15059G>A heteroplasmy level were found to have significantly higher age (P < 0.001) and the prevalence of essential hypertension (P = 0.033), as compared to those with low 15059G>A heteroplasmy level. These observations suggested a positive correlation between the level of 15059G>A heteroplasmy and essential hypertension. CONCLUSION: This study provides the evidence of association of mtDNA 15059G>A mutation heteroplasmy with essential hypertension.Igor A Sobenin Dimitry A Chistiakov Margarita A Sazonova Maria M Ivanova Yuri V Bobryshev Alexander N Orekhov Anton Y Postnov 2013World Journal of Cardiology2013,5,5:3
5Panax ginseng natural populations: their past, current state and perspectives显示文摘瞄准:人参属人参,遗传和它 Primorye (俄国) 的自然人口的个体发生的结构的交配系统被调查。方法:基因差异用紧密相联的酶和荧光灯地基于的自动化放大碎片长度多型性(AFLP ) 和简单顺序被估计重复(SSR ) 标记。结果:在种类水平的全部的基因差异与紧密相联的酶是低的试金(0.023 ) ,和有 AFLP (0.255 ) 和 SSR (0.259 ) 的高度方法。它根据紧密相联的酶(>99%) 在人口以内被观察, AFLP (>85%) ,和 SSR (>73%) 试金。基因可变性分发的索引指出开拓殖民地在早 Holocene 在温暖的时期期间从南部的避难处由人参的 Sikhote-Alin 种。到异花受粉和自花传粉的人参植物的能力被显示出,人参属人参是容许的单性生殖的植物的假设被证实。人参的繁殖系统拥有授精进程的高粘性和稳定性帮助种类处于压力条件幸存。外部或内部的因素引起的骚乱能由于人参小卵或单性生殖的胚胎开发的形态基因的潜力被减少。因为一些生活阶段是不在的或很少发生,人参人口的生活阶段结构的分析证明所有他们不是完整成分的。结论:在所有 3 张人口,处女和年轻生产个人是占优势的。人口学习了的这个工具是可行的,自然人参人口的再介绍还是可能的。Yuri N ZHURAVLEV Olga G KOREN Galina D REUNOVA Tamara I MUZAROK Tatiyana Yu GORPENCHENKO Irina L KATS Yuliya A KHROLENKO 2008Acta Pharmacologica Sinica2008,29,9:3
6Intimal pericytes as the second line of immune defence in atherosclerosis显示文摘Inflammation plays an essential role in the development of atherosclerosis. The initiation and growth of atherosclerotic plaques is accompanied by recruitment of inflammatory and precursor cells from the bloodstream and their differentiation towards pro-inflammatory phenotypes. This process is orchestrated by the production of a number of pro-inflammatory cytokines and chemokines. Human arterial intima consists of structurally distinct leaflets, with a proteoglycan-rich layer lying immediately below the endothelial lining. Recent studies reveal the important role of stellate pericyte-like cells(intimal pericytes) populating the proteoglycan-rich layer in the development of atherosclerosis. During the pathologic process, intimal pericytes may participate in the recruitment of inflammatory cells by producing signalling molecules and play a role in the antigen presentation. Intimal pericytes are also involved in lipid accumulation and the formation of foam cells. This review focuses on the role of pericytelike cells in the development of atherosclerotic lesions.Ekaterina A Ivanova Yuri V Bobryshev Alexander N Orekhov 2015World Journal of Cardiology2015,7,10:2
7Normative Design of Organizations-Part Ⅰ: Mission Planning 显示文摘 Yuri N Levchuk Jie Luo at al 2002IEEE Transactions on Systems Man and Cybernetics-Part A: System and Humans2002,32,3:1
8Normative Design of Organizations- Part Ⅱ:Organizational Structure 显示文摘 Yuri N Levchuk Jie Luo at al 2002IEEE Transactions on Systems Man and Cybernetics-Part A: System and Humans2002,32,3:1
9Surface structure of stainless and Hadfield steel after impact显示文摘Yuri N Petrov Valentin G Gavriljuk Hans Berns 2006Wear2006,260,6:1
10显示文摘Sergei I N Yuri K Yitzhak M 2002The European Journal o5 Neuroscience2002,12,:1
11Nickel-catalysed electrochemical coupling between monoor di-chlorophenylphosphines and aryl or heteroaryl halides 显示文摘Yulia Budnikova Yuri Kargin Jean-Yves Nédélec and Jacques Périchon 1999575(1):63~661999,575,1:1
12Effects of different dura- tions of estrogen and progesterone treatment on development of N-methyl-N-nitrosourea-induced mammary carcinomas in female Lewis rats显示文摘Yuri T Tsukamoto R Uehara N 2006In Vivo2006,20,6:1
13Surface Structure of Stainless and Hadfield Steel after Impact Wear显示文摘Yuri N P Valentin G G Hans B 2006Wear2006,260,6:1
14Modern trends in animal venom research-omics and nanomaterials显示文摘Animal venom research is a specialized investigation field, in which a number of different methods are used and this array is constantly expanding. Thus, recently emerged omics and nanotechnologies have already been successfully applied to venom research. Animal venoms have been studied for quite a long time. The traditional reductionist approach has been to isolate individual toxins and then study their structure and function. Unfortunately, the characterization of the venom as a whole system and its multiple effects on an entire organism were not possible until recent times. The development of new methods in mass spectrometry and sequencing have allowed such characterizations of venom, encompassing the identification of new toxins present in venoms at extremely low concentrations to changes in metabolism of prey organisms after envenomation. In particular, this type of comprehensive research has become possible due to the development of the various omics technologies: Proteomics, peptidomics, transcriptomics, genomics and metabolomics. As in other research fields, these omics technologies ushered in a revolution for venom studies, which is now entering the era of big data. Nanotechnology is a very new branch of technology and developing at an extremely rapid pace. It has found application in many spheres and has not bypassed the venom studies. Nanomaterials are quite promising in medicine, and most studies combining venoms and nanomaterials are dedicated to medical applications. Conjugates of nanoparticles with venom components have been proposed for use as drugs or diagnostics. For example, nanoparticles conjugated with chlorotoxin- a toxin in scorpion venom, which has been shown to bind specifically to glioma cells- are considered as potential glioma-targeted drugs, and conjugates of neurotoxins with fluorescent semiconductor nanoparticles or quantum dots may be used to detect endogenous targets expressed in live cells. The data on application of omics and nanotechnologies in venom research are systematized concisely in this paper.Yuri N Utkin 2017World Journal of Biological Chemistry2017,8,1:1
15Conjugated docosahexaenoic acid is a potent inducer of cell cycle arrest and apoptosis and inhibits growth of colo 201 human colon cancer cells显示文摘Danbara N Yuri T Tsujita-Kyutoku M 2004Nutr Cancer2004,50,1:1
16Changes in digoxin pharmacokinetics treated with lipopolysacchafide in Wistar rats显示文摘Ryuji K Azusa F Takako K Jun M Machiko N Yuri T 2008Biol Pharm Bull2008,31,6:1
17Genomewide Association Study Using a High-Density Single Nucleotide Polymorphism Array and Case-Control Design Identifies a Novel Essential Hypertension Susceptibility Locus in the Promoter Region of Endothelial NO Synthase显示文摘Erika Salvi Zoltán Kutalik Nicola Glorioso Paola Benaglio Francesca Frau Tatiana Kuznetsova Hisatomi Arima Clive Hoggart Jean Tichet Yury P. Nikitin Costanza Conti Jitka Seidlerova Valérie Tikhonoff Katarzyna Stolarz-Skrzypek Toby Johnson Nabila Devos Lau 2012Hypertension2012,,2:1
18Conjugated docosahexaenoic acid is a potent inducer of cell cycle arrest and apoptosis and inhibits growth of colo 201 human colon cancer cells显示文摘Danbara N Yuri T Tsujita Kyutoku M 2004Nutr Cancer2004,50,1:1
19Enterolactone induces apoptosis and inhibits growth of Colo201human colon cancer cells both in vitro and in vivo显示文摘DANBARA N YURI T TSUJITA-KYUTOKU M 2005An-ticancer Res2005,25,3:1
20Conjugated docosa- hexaenoic acid is a potent inducer of cell cycle arrest and apoptosis and inhibits growth of colo 201 human colon cancer cells 显示文摘Danbara N Yuri T Tsujita-Kyutoku M el al 2004Nutr Cancer2004,50,1:1
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