36 research outputs found

    Methodological approaches to accounting the depletion of natural resources, changes in the environmental and human capital in the gross regional product

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    A key indicator of the System of National Accounts of Russia at a regional scale is Gross Regional Product characterizing the value of goods and services produced in all sectors of the economy in a country and intended for final consumption, capital formation and net exports (excluding imports). From a sustainability perspective, the most weakness of GRP is that it ignores depreciation of man-made assets, natural resource depletion, environmental pollution and degradation, and potential social costs such as poorer health due to exposure to occupational hazards. Several types of alternative approaches to measuring socio-economic progress are considering for six administrative units of the Ural Federal District for the period 2006-2014. Proposed alternatives to GRP as a measure of social progress are focused on natural resource depletion, environmental externalities and some human development aspects. The most promising is the use of corrected macroeconomic indicators similar to the “genuine savings” compiled by the World Bank. Genuine savings are defined in this paper as net savings (net gross savings minus consumption of fixed capital) minus the consumption of natural non-renewable resources and the monetary evaluations of damages resulting from air pollution, water pollution and waste disposal. Two main groups of non renewable resources are considered: energy resources (uranium ore, oil and natural gas) and mineral resources (iron ore, copper, and aluminum). In spite of various shortcomings, this indicator represents a considerable improvement over GRP information. For example, while GRP demonstrates steady growth between 2006 and 2014 for the main Russian oil- and gas-producing regions – Hanty-Mansi and Yamalo-Nenets Autonomous Okrugs, genuine savings for these regions decreased over all period. It means that their resource-based economy could not be considered as being on a sustainable path even in the framework of “weak” sustainability, i.e. sustainability under the assumption that the accumulation of producible physical capital and of human capital can compensate for losses in natural non reproducible resources.The research has been supported by the Russian Science Foundation (Project № 14-18-00574 "Anti-crisis information-analytical system: diagnostics of regions, threat assessment and scenario forecasting in order to keep and to strengthen economic security and well-being of Russia")

    Methodological Approaches to Accounting the Depletion of Natural Resources, Changes in the Environmental and Human Capital in the Gross Regional Product

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    A key indicator of the System of National Accounts of Russia at a regional scale is Gross Regional Product characterizing the value of goods and services produced in all sectors of the economy in a country and intended for final consumption, capital formation and net exports (excluding imports). From a sustainability perspective, the most weakness of GRP is that it ignores depreciation of man-made assets, natural resource depletion, environmental pollution and degradation, and potential social costs such as poorer health due to exposure to occupational hazards. Several types of alternative approaches to measuring socio-economic progress are considering for six administrative units of the Ural Federal District for the period 2006-2014. Proposed alternatives to GRP as a measure of social progress are focused on natural resource depletion, environmental externalities and some human development aspects. The most promising is the use of corrected macroeconomic indicators similar to the “genuine savings” compiled by the World Bank. Genuine savings are defined in this paper as net savings (net gross savings minus consumption of fixed capital) minus the consumption of natural non-renewable resources and the monetary evaluations of damages resulting from air pollution, water pollution and waste disposal. Two main groups of non renewable resources are considered: energy resources (uranium ore, oil and natural gas) and mineral resources (iron ore, copper, and aluminum). In spite of various shortcomings, this indicator represents a considerable improvement over GRP information. For example, while GRP demonstrates steady growth between 2006 and 2014 for the main Russian oil- and gas-producing regions – Hanty-Mansi and Yamalo-Nenets Autonomous Okrugs, genuine savings for these regions decreased over all period. It means that their resource-based economy could not be considered as being on a sustainable path even in the framework of “weak” sustainability, i.e. sustainability under the assumption that the accumulation of producible physical capital and of human capital can compensate for losses in natural non reproducible resources

    The diagnostic performance of novel skin-based in-vivo tests for tuberculosis infection compared with purified protein derivative tuberculin skin tests and blood-based in vitro interferon-γ release assays: a systematic review and meta-analysis

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    BACKGROUND: Novel skin-based tests for tuberculosis infection might present suitable alternatives to current tests; however, diagnostic performance of new tests compared with the purified protein derivative-tuberculin skin test (TST) or interferon-γ release assays (IGRA) needs systematic assessment. METHODS: In this systematic review and meta-analysis, we searched English (Medline OVID), Chinese (Chinese Biomedical Literature Database and the China National Knowledge Infrastructure), and Russian (e-library) databases from the inception of each database to May 15, 2019, (with updated search of the Russian and English databases on Oct, 20 2020) using terms "ESAT6" OR "CFP10" AND "skin test" AND "Tuberculosis" OR "C-Tb" OR "Diaskintest". We included studies reporting on the performance of index tests alone or compared with a comparator. Inclusion criteria varied according to review objectives and performance outcome, but reporting of test cut-offs for positivity applied to study population was required from all studies. We used a hierarchy of reference standards for tuberculosis infection consistent with the 2020 WHO framework to evaluate diagnostic performance. Two authors independently reviewed the titles and abstracts for English and Chinese (LF and MK) and Russian studies (MK and VN). Study quality was assessed with QUADAS-2. Pooled random-effects estimates are presented when appropriate for total agreement proportion, sensitivity in microbiologically confirmed tuberculosis and specificity in cohorts with low risk of tuberculosis infection. This study is registered with PROSPERO, CRD42019135572. FINDINGS: We identified 1466 original articles, of which 37 (2·5%) studies, including 10 915 individuals (7111 Diaskintest, 2744 C-Tb, 887 EC, 173 DPPD), were included in the qualitative analysis (29 [78%] studies of Diaskintest, five [15%] studies of C-Tb, two [5%] studies of EC-skintest, and one [3%] study of DPPD). 22 (1·5%) studies including 5810 individuals (3143 Diaskintest, 2129 C-Tb, 538 EC-skintest) were included in the quantitative analysis: 15 (68%) of Diaskintest, five (23%) of C-Tb, and two (9%) of EC-skintest. Tested sub-populations included individuals with HIV, children (0-18 years), and individuals exposed to tuberculosis. Studies were heterogeneous with moderate to high risk of bias. Nine head-to-head studies of index test versus TST and IGRA permitted direct comparisons and pooling. In a mixed cohort of people with and without tuberculosis, Diaskintest pooled agreement with IGRA was 87·16% (95% CI 79·47-92·24) and 55·45% (46·08-64·45) with TST-5 mm cut-off (TST5 mm). Diaskintest sensitivity was 91·18% (95% CI 81·72-95·98) compared with 88·24% (78·20-94·01) for TST5 mm, 89·66 (78·83-95·28) for IGRA QuantiFERON, and 90·91% (79·95-96·16) for TSPOT.TB. C-Tb agreement with IGRA in individuals with active tuberculosis was 79·80% (95% CI 76·10-83·07) compared with 78·92% (74·65-82·63) for TST5 mm/15 mm cut-off (TST5 mm/15 mm). TST5/15mm reflects threshold in cohorts that applied stratified cutoffs: 5 mm for HIV-infected, immunocompromised, or BCG-naive individuals, and 15mm for BCG-vaccinated immunocompetent individuals. C-Tb sensitivity was 74·52% (95% CI 70·39-78·25) compared with a sensitivity of 78·18% (67·75-85·94) for TST5 mm/15 mm, and 71·67% (63·44-78·68) for IGRA. Specificity was 97·85% (95% CI 93·96-99·25) for C-Tb versus 93·31% (90·22-95·48) for TST 15 mm cut-off and 99·15% (79·66-99·97) for IGRA. EC-skintest sensitivity was 86·06% (95% CI 82·39-89·07). INTERPRETATION: Novel skin-based tests for tuberculosis infection appear to perform similarly to IGRA or TST; however, study quality varied. Evaluation of test performance, patient-important outcomes, and diagnostic use in current clinical algorithms will inform implementation in key populations. FUNDING: StopTB (New Diagnostics Working Group) and FIND. TRANSLATIONS: For the Chinese and Russian translations of the abstract see Supplementary Materials section

    ЛИКВИДАЦИЯ ТУБЕРКУЛЕЗА - НОВАЯ СТРАТЕГИЯ ВОЗ В ЭРУ ЦЕЛЕЙ УСТОЙЧИВОГО РАЗВИТИЯ, ВКЛАД РОССИЙСКОЙ ФЕДЕРАЦИИ

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    This article is written to update tuberculosis (TB) experts in the Russian Federation about the most recent data on the global TB situation, the progress in global TB care and control efforts, the challenges ahead, and the response expected by all countries. In particular, the article will detail the new End TB Strategy that the World Health Organization (WHO) is promoting for the new era of the Sustainable Development Goals 2016-2030 after the World Health Assembly approved it in a resolution during its 2014 meeting. The Russian Federation, with its extraordinary resources and knowledge needs to contribute to the roll-out of the new Strategy, both nationally and internationally. For this, the Ministerial Conference called by the Russian Federation Government to be held in Moscow on 16-17 November 2017 will play a crucial role in calling for the political attention necessary at the highest governmental levels in all high-burden countries, with an ultimate aim to raise the struggle against TB in the heads-of-state agenda.Цель статьи - предоставление экспертам Российской Федерации актуальных данных о глобальной ситуации по туберкулезу, об оказании помощи больным туберкулезом и усилиях, направленных на борьбу с ним на глобальном уровне, описание сложных задач, которые предстоит решить, и предпринимаемых различными странами действий. Подробно описана стратегия ликвидации туберкулеза, утвержденная резолюцией Всемирной ассамблеи здравоохранения на заседании в 2014 г., которую поддерживает и проводит Всемирная организация здравоохранения (ВОЗ) по программе Целей устойчивого развития (ЦУР) на 2016-2030 гг. Учитывая имеющиеся значительные ресурсы и знания, Российская Федерация должна внести свой вклад в распространение данной новой стратегии как на национальном уровне, так и на международном. Для этих целей Правительство Российской Федерации созывает Всемирную конференцию 16-17 ноября 2017 г. в Москве, основной целью которой будет добиться приоритета для борьбы с туберкулезом в повестке дня глав государств и правительств во всех странах с тяжелым бременем туберкулеза

    Framework for the evaluation of new tests for tuberculosis infection

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    The scale-up of tuberculosis (TB) preventive treatment (TPT) must be accelerated to achieve the targets set by the United Nations High-level Meeting on TB and the End TB Strategy. The scale-up of effective TPT is hampered by concerns about operational challenges to implement the existing tests for TB infection. New simpler tests could facilitate the scale-up of testing for TB infection. We present a framework for evaluation of new immunodiagnostic tests for the detection of TB infection, with an aim to facilitate their standardised evaluation and accelerate adoption into global and national policies and subsequent scale-up. The framework describes the principles to be considered when evaluating new tests for TB infection and provides guidance to manufacturers, researchers, regulators and other users on study designs, populations, reference standards, sample size calculation and data analysis and it is also aligned with the Global Strategy for TB Research and Innovation adopted by the World Health Assembly in 2020. We also briefly describe technical issues that should be considered when evaluating new tests, including the safety for skin tests, costs incurred by patients and the health system patient, and operational characteristics

    Holarctic phylogeographic structure of Eurasian wigeon (Mareca penelope)

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    The Eurasian wigeon (Mareca penelope) is one of the most numerous migrant species of waterfowl in the Palearctic. Annually, significant part of the world’s wigeon population makes seasonal flights over distances from tens to thousands or more kilometers. According to different estimates based on banding data, five geographic populations of the species were described in the Palearctic. However, distinct borders between the populations have not been identified. At the same time, no phylogeographic studies have been carried out for the complete native range of wigeon so far. In addition to the fundamental importance of such a study, knowledge of the genetic structure of populations is necessary for the development of measures to increase the number of and preserve this valuable game species. The aim of our work was a phylogeographic analysis of the wigeon across its vast native range in the Palearctic including ducks wintering in North America. We examined genetic diversity and differentiation of wigeon populations identified with banding data, phylogenetic relationships of mtDNA haplotypes and demographic history of populations and species as a whole by sequencing a 661 base-pair 5’-fragment of the mitochondrial control region from 195 individual ducks collected throughout the Palearctic and Nearctic. Genetic diversity was high in all studied populations. A reconstruction of haplotypes phylogeny revealed the absence of geographic structure in the data. Nonetheless, analysis of molecular variance (AMOVA) identified two groups of populations: EuropeanSiberian and East Asian. The former included wigeons from Europe, Siberia and the Atlantic coast of North America, and the latter comprised ducks from Russian Far East, Kamchatka Peninsula, Chukotka Autonomous District, the Aleutian Islands, Alaska, and the Pacific coast of North America

    Detection of tick-borne pathogens in wild birds and their ticks in Western Siberia and high level of their mismatch

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    Abstract: The Tomsk region located in the south of Western Siberia is one of the most high-risk areas for tick-borne diseases due to elevated incidence of tick-borne encephalitis and Lyme disease in humans. Wild birds may be considered as one of the reservoirs for tick-borne pathogens and hosts for infected ticks. A high mobility of wild birds leads to unpredictable possibilities for the dissemination of tick-borne pathogens into new geographical regions. The primary goal of this study was to evaluate the prevalence of tick-borne pathogens in wild birds and ticks that feed on them as well as to determine the role of different species of birds in maintaining the tickborne infectious foci. We analysed the samples of 443 wild birds (60 species) and 378 ticks belonging to the genus Ixodes Latraille, 1795 collected from the wild birds, for detecting occurrence of eight tick-borne pathogens, the namely tick-borne encephalitis virus (TBEV), West Nile virus (WNV), and species of Borrelia, Rickettsia, Ehrlichia, Anaplasma, Bartonella and Babesia Starcovici, 1893, using RT-PCR/or PCR and enzyme immunoassay. One or more tick-borne infection markers were detected in 43 species of birds. All markers were detected in samples collected from fieldfare Turdus pilaris Linnaeus, Blyth’s reed warbler Acrocephalus dumetorum Blyth, common redstart Phoenicurus phoenicurus (Linnaeus), and common chaffinch Fringilla coelebs Linnaeus. Although all pathogens have been identified in birds and ticks, we found that in the majority of cases (75.5%), there were mismatches of pathogens in birds and ticks collected from them. Wild birds and their ticks may play an extremely important role in the dissemination of tick-borne pathogens into different geographical regions

    GLOBAL WHO POLICIES ON MOLECULAR METHODS FOR TB DIAGNOSIS

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