Results 41 to 50 of about 21,664 (193)

Effects of Long-Term Urban Light Pollution and LED Light Color Temperature on the Behavior of a Holarctic Amphipod Gammarus lacustris Sars, 1863

open access: yesHydrobiology
Light pollution is becoming more widespread every year, accompanied by the active use of LED lighting. Currently, the ability of organisms to adapt to this pollution and the potential impact of LED lighting of different color temperatures and intensities
Yana Ermolaeva   +17 more
doaj   +1 more source

Arginase Inhibitor in the Pharmacological Correction of Endothelial Dysfunction

open access: yesInternational Journal of Hypertension, 2011
This paper is about a way of correction of endothelial dysfunction with the inhibitor of arginase: L-norvaline. There is an imbalance between vasoconstriction and
Mihail V. Pokrovskiy   +11 more
doaj   +1 more source

Changes in the Intelligence Levels and Structure in Russia: An ANOVA Method Based on Discretization and Grouping of Factors

open access: yesApplied Sciences, 2021
In the present paper, we investigate how the general intelligence quotient (IQ) and its subtests changed for students from Russian University from 1991 to 2013.
Tatiana Avdeenko   +3 more
doaj   +1 more source

Can the Baikal Amphipod Gmelinoides fasciatus (Stebbing, 1899) Have Different Responses to Light Pollution with Different Color Temperatures?

open access: yesJournal of Marine Science and Engineering
Light pollution can affect various groups of aquatic organisms. This effect will vary depending on the color temperature of the artificial lighting. However, at the moment, the issue of adaptation of organisms to light pollution and the influence of ...
Dmitry Karnaukhov   +18 more
doaj   +1 more source

Comparative Evaluation of Enalapril and Losartan in Pharmacological Correction of Experimental Osteoporosis and Fractures of Its Background

open access: yesJournal of Osteoporosis, 2013
In the experiment on the white Wistar female rats (222 animals), the osteoprotective effect of enalapril and losartan was studied on experimental models of osteoporosis and osteoporotic fractures.
D. S. R. Rajkumar   +5 more
doaj   +1 more source

Heat Capacity of Fish Oil at High Temperatures and Pressures

open access: yesEurasian Chemico-Technological Journal
This paper reports new results from studies of the isobaric heat capacities of OMEGA-3 “950” fish oil provided by SOLGAR INC (USA) at high temperatures and high pressures. The measurements were carried out on a differential scanning calorimeter (ITs-400)
Z.I. Zaripov   +6 more
doaj   +1 more source

Interview de Karl Marx au Chicago Tribune

open access: yes, 1968
Andréas Bert, Marx Karl Heinrich. Interview de Karl Marx au Chicago Tribune. In: L'Homme et la société, N. 7, 1968. numéro spécial 150° anniversaire de la mort de Karl Marx. pp.
Marx, Karl Heinrich, Andréas, Bert
core   +1 more source

Method for Separating Fatty Acid Ethyl Ester Mixtures

open access: yesEurasian Chemico-Technological Journal
The aim of the present study is to identify the preferred region of the thermodynamic surface for the separation of a mixture of ethyl esters of oleic and palmitic fatty acids within the framework of the authors' original method. This method is based on
Farid Gumerov   +9 more
doaj   +1 more source

Species-Specific Responses of Baikal Amphipods to Artificial Lighting of Varying Intensity and Spectral Composition

open access: yesLimnological Review
Light pollution can have a variety of effects on aquatic organisms. Despite the fact that amphipods are one of the model organisms for studying the effects of light among macroinvertebrates, data on the reaction of Baikal amphipods to artificial lighting
Dmitry Karnaukhov   +17 more
doaj   +1 more source

Increasing the Yield of Light Distillates by Wave Action on Oil Raw Materials

open access: yesEurasian Chemico-Technological Journal, 2021
The article presents the results of the electromagnetic activation of petroleum feed in the vortex layer apparatus. It is shown that under the electromagnetic influence, there is a significant increase in the proportion of straight-run gasoline fraction ...
N.K. Zhakirova   +7 more
doaj   +1 more source

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