Results 11 to 20 of about 1,266,584 (313)

Method for studying the form changing of connecting rod bearings of the crankshaft of a car engine in operation (using the example of KamAZ-740)

open access: yesИнтеллект. Инновации. Инвестиции, 2023
The relevance of the topic of the article is due to the unresolved problem of failures of automobile engines, in particular, modern mass-produced engines of the KAMAZ-740.10, 7403 families, due to cranking of the connecting rod bearings, and the need for
O. A. Kulakov   +2 more
doaj   +1 more source

Neutrophil Oxidized-Modified Proteins and Neutrophil Extracellular Traps in Patients with Community-Acquired Pneumonia

open access: yesPulmonary Medicine, 2020
Background and Objectives. Community-acquired pneumonia (CAP) has a high mortality rate among adult patients throughout the world. The highest mortality is registered in the older age group with a steady increase in the number of cases of morbidity among
Vilen Molotov-Luchanskiy   +7 more
doaj   +1 more source

Epidemiology, clinical and physiological manifestations of dust lung disease in major industrial centers

open access: yesEmerging Themes in Epidemiology, 2022
Background The present study aims to determine the structure of morbidity in workers contacting industrial aerosols, assess the timeliness of diagnosing dust-induced lung disease in major industrial centers, and optimize diagnostics for early detection ...
Alla Philippova   +3 more
doaj   +1 more source

An experimental study of the systemic bioavailability of the drug "Harmin hydrochloride, capsules" in comparison with native garmin on chinchilla rabbits

open access: yesФармакокинетика и Фармакодинамика, 2020
An experimental comparative study of the relative bioavailability of plant alkaloid harmine (native, in the form of a base) in comparison with its derivative harmine hydrochloride was carried out on chinchilla rabbit.
S. M. Adekenov   +5 more
doaj   +1 more source

Prospects of commercial exploitation of Prussian carp in the Kyiv reservoir

open access: yesRibogospodarsʹka Nauka Ukraïni, 2023
Purpose. Establishing modern parameters of Prussian carp population as a promising object for increasing commercial fish productivity of the Kyiv Reservoir. Methodology.
V. Sondak   +4 more
doaj   +1 more source

Commercial stocks of SARS-CoV-2 RNA may report low concentration values, leading to artificially increased apparent sensitivity of diagnostic assays [PDF]

open access: yes, 2020
In response to the rapidly evolving COVID-19 pandemic, the U.S. Food and Drug Administration (FDA) has rapidly issued 49 emergency use authorizations (EUAs) for SARS-CoV-2 in vitro diagnostic test-kits. A critical metric in the performance evaluation for
Ismagilov, Rustem F., Jue, Erik
core   +1 more source

Vocalizations and Behavior of Two Commercial Stocks of Chickens

open access: yesPoultry Science, 1984
Vocalization and behavior comparisons were made between two commercial egg-laying stocks maintained under high intensity, battery-cage housing. Data obtained at approximately 35 weeks of age from both stocks in the same house showed significantly more pushes and steps in Stock B than in Stock A flocks. Also, the frequency range of vocalizations emitted
N D, Stone   +3 more
openaire   +2 more sources

State of Lake Onega fish community under fishery pressure

open access: yesТрансформация экосистем, 2023
The article gives a characteristic of fish catches (2018–2022) in Lake Onega – the main commercial fishery waterbody of Karelia. The official five-year statistics is evidence of the stable development of its fishery sector. Fishing is mostly conducted in
Kartanovich A.V.   +2 more
doaj   +1 more source

Developing a stock management strategy in a commercial enterprise

open access: yesVestnik Voronezhskogo gosudarstvennogo universiteta. Ser.: Ekonomika i upravlenie = Proceedings of Voronezh State University. Series: Economics and Management, 2021
Subject. The coronavirus pandemic has brought serious economic consequences, which have primarily affected small and medium-sized businesses. The office supply industry, whose products are widely used by office workers, students, and teachers, is no exception.
openaire   +2 more sources

Structural indices of the white bream (Blicca bjoerkna Linnaeus, 1758) population in the Kremenchuk Reservoir

open access: yesRibogospodarsʹka Nauka Ukraïni, 2022
Purpose. Analysis of structural indicators of the population of Blicca bjoerkna L. in the Kremenchuk reservoir in the world increasing its importance in the composition of industrial catches and development of methodological approaches to its use to ...
M. Leuskyi   +4 more
doaj   +1 more source

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