Search Results - "Hegab, Ibrahim M."
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Decreasing brown bear (Ursus arctos) habitat due to climate change in Central Asia and the Asian Highlands
Published in Ecology and evolution (01-12-2018)“…Around the world, climate change has impacted many species. In this study, we used bioclimatic variables and biophysical layers of Central Asia and the Asian…”
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Development of a novel intramuscular liposomal injection for advanced meloxicam delivery: Preparation, characterization, in vivo pharmacokinetics, pharmacodynamics, and pain assessment in an orthopedic pain model
Published in International journal of pharmaceutics: X (01-12-2024)“…Pain produces several physiological, and degenerative complications. This study aimed to formulate meloxicam (MLX) in liposomes to increase solubility and…”
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3
Neuroendocrine changes upon exposure to predator odors
Published in Physiology & behavior (28-05-2014)“…Abstract Predator odors are non-intrusive and naturalistic stressors of high ethological relevance in animals. Upon exposure to a predator or its associated…”
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Examining sex disparities in risk/reward trade-offs in Smith's zokors, Eospalax smithii
Published in Behavioural processes (01-09-2022)“…Risk taking is imperative for the survival and fitness of animals since they are constantly facing innumerable threats from various sources. Indeed, the…”
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Geometric morphometric analysis of the plateau zokor (Eospalax baileyi) revealed significant effects of environmental factors on skull variations
Published in Zoology (Jena) (01-06-2020)“…•Plateau zokors are subterranean rodents destroying the grasslands in the Qinghai-Tibetan Plateau.•Morphology of the plateau zokors’ skull changes among…”
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Function‐related Drivers of Skull Morphometric Variation and Sexual Size Dimorphism in a Subterranean Rodent, Plateau Zokor (Eospalax baileyi)
Published in Ecology and evolution (01-05-2018)“…Sexual dimorphism is prevalent in most living organisms. The difference in size between sexes of a given species is generally known as sexual size dimorphism…”
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Examining object recognition and object-in-Place memory in plateau zokors, Eospalax baileyi
Published in Behavioural processes (01-01-2018)“…•Plateau zokors are subterranean rodents destroying the grasslands in the QTP.•They exhibited strong short but not long-term recognition memory.•No sex…”
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Underground environment increases the differentiation of personality traits between male and female plateau zokors (Eospalax baileyi)
Published in Acta ethologica (01-02-2023)“…Animal personality is defined as behavior that is consistent across time and context. Ecological and evolutionary pressures might exert sexually dimorphic…”
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Exposure to eagle owl feces induces anti-predator behavior, physiology, and hypothalamic gene responses in a subterranean rodent, the plateau zokor (Eospalax baileyi)
Published in Behavioral ecology and sociobiology (01-12-2020)“…Predator odors are natural stressors that induce anti-predator defensive responses, which have developed under evolutionary pressures to maximize the fitness…”
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10
Experimental infection in mice with Erwinia persicina
Published in Microbial pathogenesis (01-05-2019)“…Erwinia persicinus (E. persicina) is a plant pathogenic bacterial species that was previously isolated from a case of human infection. This study aimed to…”
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Behavioral and neuroendocrine response of Brandt's voles, Lasiopodomys brandtii, to odors of different species
Published in European journal of wildlife research (01-04-2014)“…Predator odors are nonintrusive natural stressors of high ethological relevance. Behavioral and hormonal responses and changes in the expression of medial…”
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Defensive responses of Brandt's voles ( Lasiopodomys brandtii ) to chronic predatory stress
Published in Physiology & behavior (14-03-2014)“…Abstract Predator odors are non-intrusive natural stressors of high ethological relevance. The objective of this study was to investigate the processing of a…”
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The ethological relevance of predator odors to induce changes in prey species
Published in Acta ethologica (01-02-2015)“…Predator odors are non-intrusive naturalistic stressors of high ethological relevance. Prey species show specific adaptations that allow recognition,…”
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14
Assessing spatial learning and working memory in plateau zokors in comparison with plateau pikas and laboratory rats
Published in Acta ethologica (01-10-2019)“…Spatial learning and memory skills are imperative for the survival and fitness of subterranean rodents because of the harsh underground niche in which they…”
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Gender difference in unconditioned and conditioned predator fear responses in Smith's zokors (Eospalax smithii)
Published in Global ecology and conservation (01-10-2018)“…Risk taking is imperative for the survival and fitness of animals since they constantly face innumerable threats from various sources. Indeed, the ability of…”
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16
Effects of physical attributes and chemical composition of novel foods on food selection by Norway rats (Rattus norvegicus)
Published in Journal of pest science (01-03-2014)“…An organism’s food is a fundamental aspect of its survival niche. Free-ranging rodents are presented regularly with different types of novel food. To…”
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Defensive responses of Brandt's voles ( Lasiopodomys brandtii ) to stored cat feces
Published in Physiology & behavior (17-01-2014)“…Abstract Predator odors are non-intrusive natural stressors of high ethological relevance. Animals are daily challenged with stressors of varying intensity and…”
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Repeated exposure to cat urine induces complex behavioral, hormonal, and c-fos mRNA responses in Norway rats (Rattus norvegicus)
Published in Die Naturwissenschaften (01-08-2017)“…Prey species show specific adaptations that allow recognition, avoidance, and defense against predators. This study was undertaken to investigate the…”
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Different LED light colors modify behavior, physiology, and hypothalamic CRF and NPY mRNA expression in Japanese quail (Coturnix coturnix Japonica)
Published in Applied animal behaviour science (01-04-2023)“…Light color is a potent environmental factor that can directly affect bird welfare. The aim of this study was to assess the effects of different light-emitting…”
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Feed withdrawal coupled with classical conditioning modifies the behavioral, physiological, and productive traits in Japanese quail (Coturnix Coturnix japonica)
Published in Applied animal behaviour science (01-10-2022)“…This study was conducted to investigate the influence of different feed withdrawal (FW) and ad libitum dietary protocols on the behavioral, physiological, and…”
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