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1,000 articles for “Experimental Study”
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Research ArticleOpen accessEvery word in the titleBackscattered Acoustic Energy by Monobubbles Experimental Approach and Statistical Study of the AttenuationAli Khelil, Claude ManteProblem statement: As the number of air bubbles in the sea is very high, they are so many acoustic diffusers who make illegible the recordings the purpose of which is to quantify the alive bodies. The signals backscattered by air bubbles constitute a parasite in offshore recordings and must be eliminated. It is planned to finalize techniques allowing the localization … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 2 · 30 Jun 2009 · 7,579 accessesView PDFCite
Research ArticleOpen accessIn the keywordsOn Expediency of the Preliminary Heat Treatment for Liquid-Phase Reduction of Waste Steelmaking SlagEvgeny Trofimov, Ilya Chumanov, Andrey Dildin, Olga SamoylovaThe problem of using waste steelmaking slags as a technogenic source of metallurgical raw materials still has no sustainable solution and requires innovative ideas and approaches. The purpose of this paper is a theoretical and experimental study of the possibility and expediency of the preliminary heat treatment of steelmaking slags in a reducing medium for greater metal recovery. The subject … …American Journal of Applied Sciences, Vol. 12, Issue 12 · 26 Nov 2015 · 7,030 accessesView PDFCite
Research ArticleOpen accessIn the abstractMorphological Changes in Brain Tissue During Experimental HypoxiaAizhan Mussayeva, Ulbossin Kozhaniyazova, Laura Koibasova et al.The extensive application of hypoxic training to enhance cerebral circulation highlights its significant role in effectively realizing the therapeutic and health-promoting benefits of this method. The discrepancy between the data on the features of cerebral circulation and cellular metabolism in brain tissues during circulatory hypoxia and significant interest in the physiological patterns of the integrative response of the body determined … …OnLine Journal of Biological Sciences, Vol. 25, Issue 4 · 20 Feb 2026 · 1,552 accessesView PDFCite
Research ArticleOpen accessIn the abstractAssessment of the Influence of Dust-Salt Aerosols of the Aral Sea on the Morphological Characteristics of the Tissue of the Epididymis of Rats in the ExperimentAssylgul Suleimen, Bibigul Rakhimova et al.Drying of the Aral Sea is a very significant environmental problem of modern times. Dust particles from the dried seabed are spread over long distances and negatively impact the quality of life of residents in nearby areas. One of the significant problems is the decrease in the fertility of residents of the Aral region, but there is insufficient data about … …OnLine Journal of Biological Sciences, Vol. 24, Issue 4 · 24 Jul 2024 · 4,809 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect of Plant-Based Whole Milk Substitute on Calves' Growth RateKulbaram Bayazitova, Ayaz Ramazanov, Tleubergen Bayazitov et al.One of the tasks of animal husbandry is the development of methods for rearing young animals to obtain healthy calves with specified indicators of productivity and early insemination. The purpose of the study is to evaluate the effect of a plant based whole milk substitute on the growth rate of calves. For the study, three groups of calves of eight … …OnLine Journal of Biological Sciences, Vol. 23, Issue 2 · 21 Apr 2023 · 5,171 accessesView PDFCite
Research ArticleOpen accessIn the abstractImpact of Comic Video Clips on English Language Learners Listening ComprehensionBahman Gorjian, Mitra MohammadiTechnology-enhanced language learning has attracted educational practitioners' attention, especially in the post-COVID-19 pandemic era. This study aimed to explore the effect of using comedy video clips on EFL learners' listening via a quasi-experimental design with a pretest, posttest and intervention. The participants of the study were randomly selected among the university learners enrolling in English language lab courses. Learners' homogeneity … …Journal of Social Sciences, Vol. 20, Issue 1 · 22 Jun 2024 · 5,142 accessesView PDFCite
Research ArticleOpen accessIn the abstractImpact of CTLA-4 Inhibitor Combined with Chemotherapy on Immunoglobulin Levels and General Condition in Breast Cancer PatientsRuiguang CaiThis study conducted an evaluation of the CTLA-4 inhibitor ipilimumab plus standard chemotherapy on immunoglobulin levels, performance status, and Quality of Life (QoL) in patients with stage I-III Breast Cancer (BC) via a randomized controlled trial. 120 patients with stage I-III BC were randomly allocated to the experimental group (chemotherapy + ipilimumab) and the control group (chemotherapy), and the treatment … …American Journal of Biochemistry and Biotechnology, Vol. 22, Issue 2 · 3 Jul 2026 · 1,115 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluation of Acute Oral Toxicity Induced by Tablets Based on Ethanolic Extract of Salvia dumetorum Leaves in Experimental RatsYana Levaya, Karakoz Badekova, Mussa Zholdasbayev, Gayane AtazhanovaThe aim of this study was to assess the acute oral toxicity of a solid dosage form based on Salvia dumetorum Andrz. ex Besser leaf extract (SDT5) in experimental rats. Acute toxicity was evaluated over a 14-day observation period following a single oral administration at three dose levels (500 mg/kg, 1000 mg/kg, and 2000 mg/kg), prepared in 0.5 mL of … …OnLine Journal of Biological Sciences, Vol. 26, Issue 2 · 23 Jun 2026 · 1,241 accessesView PDFCite
Research ArticleOpen accessIn the abstractMilk Content and Milk Quality of Sheep of the Kazakh Fat-Tailed Semi-Rough-Haired Breed with Pasture ContentDulat Ibrayev, Saukymbek Shauyenov, Gulmira Zhakupova et al.The article presents the results of a study on the effect of top dressing and feed additives based on humic substances on milk productivity, the quality of milk of sheep of the Kazakh fat-tailed semi-coarse breed, and the resulting cheese in pasture conditions. In total, 90 heads of sheep of the Kazakh short-tailed semi-rough-haired breed were used in the experiment. … …OnLine Journal of Biological Sciences, Vol. 22, Issue 4 · 25 Oct 2022 · 5,270 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffect of Protein Feed Additives on Skin and Fur Quality of American MinkPavel Nikolayevich Abramov, Olga Fedorovna Chernova, Nikolai Aleksandrovich Balakirev et al.The purpose of the research is to study the effect of hydrolysates on the skin and fur quality. To assess morphological parameters of skin, as well as the commercial characteristics of the raw materials obtained, we formed three groups (one control and two experimental) of 3-month-old males (25 animals in each group) and females (50 animals in each group). Control … …American Journal of Animal and Veterinary Sciences, Vol. 17, Issue 1 · 5 Feb 2022 · 6,507 accessesView PDFCite