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Prospects for the Use of Thymoquinone (a Component of Nigella sativa) in the Prevention and Therapy of Neuropathologies 胸腺醌(一种黑麦草成分)在预防和治疗神经病变方面的应用前景
Pub Date : 2024-07-26 DOI: 10.1134/s2079086424600048
G. D. Zasukhina, T. N. Maksimova

Abstract

Black cumin and its component thymoquinone (TQ) are known as drugs with a wide range of pharmacological activities: immunomodulating, anti-inflammatory, antimicrobial, antiviral, and antineoplastic. These drugs also have neuroprotective properties in neurodegenerative diseases (Alzheimer’s, Parkinson’s), ischemia, epilepsy, encephalomyelitis, and traumatic brain injury. The main mechanisms of action are antioxidant activity and increased expression of neuroprotective genes and proteins with decreased activity of pro-inflammatory cytokines and the NF-kB pathway, which plays a key role in neuroinflammation. A separate section is devoted to the effects of black cumin and TQ on the course of depression, a common and socially significant disease. Reduced signs of depression and increased levels of a neuroprotective factor belonging to the neutrophin family (BDNF), a characteristic marker of depression, were described in 54 depressed patients. The review discusses the prospects for prevention and therapy with these drugs in central nervous system pathology.

摘要黑孜然及其成分胸腺醌(TQ)是众所周知的具有广泛药理活性的药物:免疫调节、抗炎、抗菌、抗病毒和抗肿瘤。这些药物还对神经退行性疾病(阿尔茨海默氏症、帕金森氏症)、缺血、癫痫、脑脊髓炎和脑外伤具有神经保护作用。其主要作用机制是抗氧化活性和神经保护基因和蛋白质表达的增加,以及促炎细胞因子和 NF-kB 通路活性的降低。另有一节专门讨论黑孜然和 TQ 对抑郁症(一种常见的社会性疾病)病程的影响。在 54 名抑郁症患者中,抑郁症的症状有所减轻,属于中性粒细胞家族的神经保护因子(BDNF)的水平有所提高,这是抑郁症的一个特征性标志。这篇综述讨论了在中枢神经系统病理学中使用这些药物进行预防和治疗的前景。
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引用次数: 0
Anti-Aging Medicine: Mitochondria-Targeted Antioxidants and Physical Activity 抗衰老医学:线粒体靶向抗氧化剂和体育锻炼
Pub Date : 2024-07-26 DOI: 10.1134/s2079086424600188
G. A. Shilovsky, E. V. Sorokina, D. N. Akhaev

Abstract

Mitochondria are an important source of reactive oxygen species in skeletal muscles. Mitochondrial dysfunction accompanies the development of age-related human diseases. An increased production of reactive oxygen species contributes to the muscle atrophy caused, for example, by the absence of physical activity. Many regulatory pathways involved in the mitochondrial biogenesis are targets of anti-aging therapy. An active lifestyle and physical exercise prevent age-related damage to mitochondria in skeletal muscles. The use of antioxidants aimed directly at mitochondria is another way to correct the effect of reactive oxygen species. The treatment with mitochondria-targeted antioxidants weakens the mitochondrial degeneration, improves the age-related function of skeletal muscles, and protects the muscles from atrophy. Data are presented on the use of mitochondria-targeted antioxidants and physical exercises to maintain the structural and functional state of mitochondria and on the protection of muscles from sarcopenia.

摘要线粒体是骨骼肌中活性氧的重要来源。线粒体功能障碍伴随着与年龄有关的人类疾病的发生。活性氧产生的增加是导致肌肉萎缩的原因之一,例如,缺乏体育锻炼就会导致肌肉萎缩。参与线粒体生物生成的许多调节途径都是抗衰老疗法的目标。积极的生活方式和体育锻炼可以防止骨骼肌线粒体因年龄增长而受损。直接针对线粒体使用抗氧化剂是纠正活性氧影响的另一种方法。以线粒体为靶点的抗氧化剂能减轻线粒体退化,改善骨骼肌与年龄有关的功能,保护肌肉不萎缩。本文介绍了使用线粒体靶向抗氧化剂和体育锻炼来维持线粒体的结构和功能状态以及保护肌肉免受肌肉疏松症影响的数据。
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引用次数: 0
Selective Fetal Growth Restriction Syndrome: Links of Pathogenesis 选择性胎儿生长受限综合征:发病机制的联系
Pub Date : 2024-07-26 DOI: 10.1134/s2079086424600206
E. R. Frolova, K. A. Gladkova, U. N. Tumanova, V. A. Sakalo, A. I. Shchegolev

Abstract

Monochorionic diamniotic twins have a higher risk of perinatal complications than dichorionic twins and singleton pregnancy fetuses. Selective fetal growth restriction (sFGR) syndrome is one of the complications of multiple pregnancy; its frequency varies from 10 to 25%. Modern ideas about the pathogenesis of sFGR syndrome indicate its multifactorial nature, including disorders of trophoblast invasion, vasculo- and angiogenesis, gestational formation of placenta with a discordant division of intertwin territories and unbalanced blood flow along interfetal anastomoses, oxidative stress, imbalance of growth factors, and changes in the metabolomic profile of the cord blood and placenta tissue. The clarification of risk factors and links of the pathogenesis of sFGR syndrome underlies the determination of diagnostic markers, development of optimal tactics of pregnancy management, and prediction of perinatal outcome.

摘要与二绒毛膜双胎和单胎妊娠的胎儿相比,单绒毛膜双胎发生围产期并发症的风险更高。选择性胎儿生长受限(sFGR)综合征是多胎妊娠的并发症之一,其发生率在10%至25%之间。现代观点认为,选择性胎儿生长受限综合征的发病机制是多因素的,包括滋养细胞侵袭、血管和血管生成障碍、妊娠胎盘的形成与脐带间区域的不和谐分割、胎儿间吻合口的血流不平衡、氧化应激、生长因子失衡、脐带血和胎盘组织代谢组学的变化等。厘清 sFGR 综合征的风险因素和发病机理,是确定诊断指标、制定最佳妊娠管理策略和预测围产期结局的基础。
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引用次数: 0
Pathogenesis of Post-COVID Syndrome. Key Role of the Immune System 后 COVID 综合征的发病机制。免疫系统的关键作用
Pub Date : 2024-07-26 DOI: 10.1134/s2079086423600480
O. A. Gomazkov

Abstract

When considering the pathogenesis of COVID-19 and post-COVID syndrome, the disorders associated with the immune system come to the forefront. Complexes of immune dysregulation and dissonant responses of the innate and adaptive immune systems of a patient should be considered as the main reasons for the complex pattern of lesions. These processes include cellular inflammation, hemovascular homeostasis disorder, and organ damage. Consistent analysis of these processes is a basis for selecting the schemes of therapeutic strategy, taking into account clinical indices and personal characteristics of patients.

摘要在研究 COVID-19 和后 COVID 综合征的发病机制时,与免疫系统相关的疾病成为重点。患者先天性免疫系统和适应性免疫系统的复杂免疫失调和不协调反应应被视为病变复杂模式的主要原因。这些过程包括细胞炎症、血管平衡失调和器官损伤。对这些过程的一致分析是选择治疗策略方案的基础,同时还要考虑到临床指标和患者的个人特征。
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引用次数: 0
The Abundance and Distribution of the Bohemian Waxwing Bombycilla garrulus (L.) in Northern Eurasia 欧亚大陆北部波希米亚腊翅鸟 Bombycilla garrulus (L.) 的数量和分布情况
Pub Date : 2024-07-26 DOI: 10.1134/s207908642460022x
Yu. S. Ravkin, I. P. Kokorina, I. N. Bogomolova, M. I. Lyalina

Abstract

The article presents the results of research on the number and distribution of the Bohemian waxwing in the territory of Northern Eurasia within the borders of the Soviet Union in 1990. The work uses materials collected in the period from 1880 to 2022 (intermittently and mainly since 1960) in the first half of summer (during nesting), in winter, and partially throughout the year. The Bohemian waxwing abundance was estimated on the basis of the results of bird counts on routes with a length of about 300 000 km.

摘要 本文介绍了 1990 年对苏联境内欧亚大陆北部波希米亚蜡翅鸟的数量和分布进行研究的结果。该研究使用了从 1880 年到 2022 年期间(间歇性地,主要是自 1960 年以来)在夏季前半部分(筑巢期间)、冬季以及全年部分时间采集的材料。波希米亚腊翅鸟的数量是根据在约 300 000 公里长的路线上进行的鸟类计数结果估算的。
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引用次数: 0
Peculiarities of Arctic Ichthyofauna 北极鱼类动物的特殊性
Pub Date : 2024-07-26 DOI: 10.1134/s2079086423600479
Yu. S. Reshetnikov

Abstract

An audit of the marine and freshwater ichthyofauna of the Arctic has been carried out. According to new data, the ichthyofauna of the Arctic is represented by 4 classes, 33 orders, 103 families, 251 genera and 479 species of cyclostomes and fish (or about 1% of the world fauna), of which 214 species or 45% of the number of species in the Arctic are true Arctic species. Arctic fish are characterized by polymorphism and euryphagy, which are associated with the variable and low food supply of northern water bodies. The ichthyofauna of the Arctic is well represented by taxa with a wide adaptive radiation (genera Coregonus, Salvelinus, Lycodes, etc.) and species with a complex intraspecific structure such as superspecies or species-complex. Another characteristic feature of the Arctic is low endemism of ichthyofauna at the level of families (5%), genera (2%) and species (10%). Possible routes of distribution of whitefish and pike in the water bodies of the North have been discussed.

摘要 对北极的海洋和淡水鱼类动物进行了审计。根据新的数据,北极地区的鱼类有 4 类、33 目、103 科、251 属、479 种环口鱼类和鱼类(约占世界鱼类总数的 1%),其中 214 种(占北极地区物种总数的 45%)是真正的北极物种。北极鱼类的特点是多态性和食性,这与北方水体多变和食物供应量少有关。北极地区的鱼类具有广泛适应性辐射的分类群(Coregonus 属、Salvelinus 属、Lycodes 属等)和种内结构复杂的物种,如超物种或物种复合体。北极地区鱼类的另一个特点是,鱼类在科(5%)、属(2%)和种(10%)一级的特有性较低。讨论了白鱼和梭子鱼在北方水体中的可能分布路线。
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引用次数: 0
The Unique Morphofunctional Structure of the Reptilian Heart 爬行动物心脏独特的形态功能结构
Pub Date : 2024-07-26 DOI: 10.1134/s2079086424600012
V. A. Cherlin

Abstract

The paper analyzes the evolution of the thermoenergetic statuses of vertebrates and the associated evolutionary development of their heart. The analysis shows that, in most modern lepidosaurs and turtles, the heart is not completely, conditionally five-chambered: it has two atria and one ventricle, in which two incomplete septa divide it into three functional chambers. In some of them, these two septa were modified in evolution so that they turned into one with vertical and horizontal elements, as a result of which the heart became functionally four-chambered, with improved separation of arterial and venous blood flows. Crocodiles have a fully morphologically four-chambered heart. But the hearts of all reptiles, both recent and extinct, perform two opposite functions in parallel—the separation of arterial and venous blood flows and at the same time their regulated mixing. To do this, there are special morphological and physiological mechanisms in their hearts. Such a strange functional duality in the work of the reptilian heart aims to regulate the metabolism level by controlling the amount of carbon dioxide entering the blood flow: increasing the amount of CO2 in the blood flow reduces the metabolic rate; reducing its amount increases the metabolism. Mixed blood in the blood flow of reptiles is not an immature, primitive state, but a physiological necessity. Moreover, this method of regulating the metabolic rate is most adequate to the initial, ancestral thermoenergetic state in reptiles, because basal terrestrial tetrapods and most ancient reptiles were meso- and even tachymetabolic, i.e., almost or completely warm-blooded, endothermic animals. It was just these endothermic animals that needed such type of metabolism regulation. As a result, all recent reptiles have a complex morphophysiological organization of the heart, which was functionally more suitable for their almost warm-blooded ancestors. Recent reptiles use part of their ancestral properties as an adaptation to new environmental conditions, new environmental requirements, and their new morphophysiological state. This unique organization of the heart is characteristic of all modern and extinct reptiles, and, importantly, it is characteristic exclusively of reptiles owing to their original endothermic state.

摘要 本文分析了脊椎动物热能状态的进化及其心脏的相关进化发展。分析表明,在大多数现代鳞龙和龟鳖类动物中,心脏并不是完全的、有条件的五腔:它有两个心房和一个心室,其中两个不完全的隔膜将其分为三个功能腔。在某些鳄鱼中,这两个隔膜在进化过程中发生了变化,变成了一个具有垂直和水平元件的隔膜,因此心脏在功能上变成了四腔,动脉和静脉血流的分离得到了改善。鳄鱼的心脏在形态上完全是四腔的。但是,所有爬行动物(包括新近灭绝的和已经灭绝的)的心脏都同时执行两种相反的功能--分离动脉血流和静脉血流,同时调节它们的混合。为此,爬行动物的心脏具有特殊的形态和生理机制。爬行动物心脏工作中的这种奇特的双重功能,旨在通过控制进入血流中的二氧化碳量来调节新陈代谢水平:增加血流中的二氧化碳量会降低新陈代谢率;减少二氧化碳量会提高新陈代谢率。爬行动物血流中的混合血液并不是一种不成熟的原始状态,而是一种生理需要。此外,这种调节新陈代谢率的方法最适合爬行动物最初的、祖先的热能状态,因为基干陆生四足动物和大多数古代爬行动物都是中新陈代谢动物,甚至是快新陈代谢动物,即几乎或完全是温血动物、内热动物。正是这些内热动物需要这种类型的新陈代谢调节。因此,所有近代爬行动物都具有复杂的心脏形态生理学组织,这种组织在功能上更适合它们几乎是温血动物的祖先。近代爬行动物利用其祖先的部分特性来适应新的环境条件、新的环境要求和新的形态生理状态。这种独特的心脏组织是所有现代和已灭绝的爬行动物的特征,重要的是,由于爬行动物最初的内热状态,它是爬行动物独有的特征。
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引用次数: 0
Analysis of the Distribution of Robertsonian Fusions in Polymorphic Populations of the Common Shrew, Sorex araneus L. 普通鼩(Sorex araneus L.)多态种群中罗伯逊融合的分布分析
Pub Date : 2024-07-26 DOI: 10.1134/s2079086424600218
V. N. Orlov, I. A. Kryshchuk, E. V. Cherepanova, Yu. M. Borisov

Abstract

We calculated the found and expected frequencies of metacentrics in polymorphic populations of the Dnieper basin common rodent, resulting from hybridization of local populations with acrocentric karyotype and four chromosomal races (Neroosa, Kiev, Białowieża, and Western Dvina) with 3–5 diagnostic metacentrics in each. We have previously shown an increased frequency of acrocentric karyotype compared to that expected according to Hardy–Weinberg. The low frequency (less than 0.5) of most metacentrics of the four chromosomal races and the disappearance of some of them from the populations can be explained by the increased fitness of the acrocentric karyotype and the absence of meiotic drive. On the contrary, the preservation of high frequency (more than 0.5) of such metacentrics as gm, hk (races of Western Dvina), hi (races of Kiev), hn, ik (races of Białowieża), and, especially, the fixation of metacentric hi (races of Neroosa) in polymorphic populations can be explained by meiotic drive. The fixation of Rb compounds in the range of the common rodent may be a consequence not only of gene drift but also of meiotic drive. Most likely, meiotic drive is able to maintain the frequency of Rb compounds with the largest acrocentrics g, h, and i, which contributed to the widespread distribution of such compounds throughout the range of the common rodent.

摘要 我们计算了第聂伯河流域普通啮齿动物多态种群中发现的元中心频率和预期的元中心频率,这些多态种群是由具有前中心核型的当地种群和四个染色体种族(Neroosa、Kiev、Białowieża 和 Western Dvina)杂交产生的,每个种族都有 3-5 个诊断性元中心。与哈代-温伯格(Hardy-Weinberg)核型的预期频率相比,我们之前已经发现非中心核型的频率有所增加。四个染色体种族的大多数元中心频率较低(小于 0.5),其中一些元中心已从种群中消失,这可以解释为非中心核型的适应性增强和减数分裂驱动力的缺失。相反,gm、hk(西德维纳人种)、hi(基辅人种)、hn、ik(比亚沃维扎人种)等偏心核型的高频率(超过 0.5)的保留,尤其是偏心核型 hi(尼罗河人种)在多态种群中的固定,可以用减数分裂驱动来解释。Rb化合物在普通啮齿动物中的固定不仅可能是基因漂移的结果,也可能是减数分裂驱动的结果。减数分裂驱动力很可能能够维持Rb化合物中具有最大非中心g、h和i的频率,这有助于这些化合物在整个普通啮齿动物分布区的广泛分布。
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引用次数: 0
Strategic Tasks and Prospects for the Development of the Resource Base of Healthcare and Health Saving through the Prism of Personalized and Precision Medicine 从个性化和精准医学的角度看医疗保健和卫生保健资源基础发展的战略任务和前景
Pub Date : 2024-07-26 DOI: 10.1134/s2079086424600073
S. V. Suchkov, H. Abe, A. I. Berezhnoy, S. Murphy, V. S. Polyakova, M. V. Vasiliev, A. P. Ovchinnikov, D. Smith, V. M. Zemskov, A. S. Revishvili, V. S. Demidova, D. Scherman, A. P. Glinushkin, A. M. Zemskov, P. Barach, A. N. Suvorov

Abstract

Modern research points to the importance of both a personalized approach to health care, including high-quality preclinical laboratory diagnostics, preventive nutrition and the construction of individual nutrition protocols, and favorable microenvironmental conditions in general. However, to achieve optimal results, it is necessary not only to take into account the individual characteristics of an individual person, but also to use advanced technologies. An analysis of existing methods and technologies in the field of personalized nutrition, precision foodomics and bioinformatics, as well as their contribution to health protection, has been carried out. Key aspects of these areas have been reviewed and directions for further research and practical implementation have been suggested.

摘要 现代研究表明,个性化的保健方法(包括高质量的临床前实验室诊断、预防性营养和个体营养方案的制定)和良好的微环境条件都非常重要。然而,要达到最佳效果,不仅需要考虑个人的个体特征,还需要使用先进的技术。我们对个性化营养、精准食物组学和生物信息学领域的现有方法和技术及其对健康保护的贡献进行了分析。对这些领域的主要方面进行了回顾,并提出了进一步研究和实际应用的方向。
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引用次数: 0
Changes in Erythrocytes and Their Degradation Products under the Influence of the SARS-COV-2 Virus SARS-COV-2 病毒影响下红细胞及其降解产物的变化
Pub Date : 2024-07-26 DOI: 10.1134/s207908642460019x
M. G. Golubeva

Abstract

This review presents modern domestic and foreign published data on the effect of the SARS-CoV-2 virus on red blood cells in COVID-19 and on the effect of the resulting erythrocyte degradation products on the body. The mechanisms of detoxification of these products and the possibility of considering them as biomarkers of this severe disease, as well as therapeutic targets for combating it, are considered in detail.

摘要 本综述介绍了国内外发表的有关 COVID-19 中 SARS-CoV-2 病毒对红细胞的影响以及由此产生的红细胞降解产物对机体影响的现代数据。详细探讨了这些产物的解毒机制、将其视为这种严重疾病的生物标志物的可能性以及抗击这种疾病的治疗目标。
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引用次数: 0
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