Search Results - "Yahia, Y"
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Toxic responses and antioxidative enzymes activity of Scenedesmus obliquus exposed to fenhexamid and atrazine, alone and in mixture
Published in Ecotoxicology and environmental safety (01-09-2013)“…Laboratory studies were conducted to determine the effects of different concentrations of fenhexamid and atrazine (25, 50 and 100µgL−1) on growth and oxidative…”
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The role of vitamins A, C, E and selenium as antioxidants against genotoxicity and cytotoxicity of cadmium, copper, lead and zinc on erythrocytes of Nile tilapia, Oreochromis niloticus
Published in Ecotoxicology and environmental safety (01-06-2014)“…This study was carried out to investigate the genotoxic and cytotoxic potentials of sublethal concentration (5mgL−1) of combined metals including Cd, Cu, Pb…”
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Assessment of Polycyclic Aromatic Hydrocarbons and Heavy Metals Contamination in the Egyptian Smoked Herring (Clupea harengus)
Published in Polycyclic aromatic compounds (19-10-2020)“…Polycyclic aromatic hydrocarbons (PAHs) and heavy metals can influence smoked fish quality and safety. Concentrations of 16 PAHs and heavy metals from smoked…”
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Metallothioneins induction and antioxidative response in aquatic worms Tubifex tubifex (Oligochaeta, Tubificidae) exposed to copper
Published in Chemosphere (Oxford) (01-06-2006)“…Metallothioneins (MTs), are low molecular weight proteins, mainly implicated in metal ion detoxification. Increase in MT contents is considered as a specific…”
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Histochemical study of proventriculus in pre-hatch and post-hatch days in northern bobwhite quail (Colinus virginianus)
Published in Iraqi journal of veterinary sciences (01-12-2022)“…Present study was designed to investigate the histochemical developmental changes of the proventriculus at pre-hatching and post-hatching in the northern…”
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Organ Donation in the Emergency Department: Awareness and Opportunities
Published in Curēus (Palo Alto, CA) (30-11-2023)“…Background The only cure for end-organ failure is transplantation. Unfortunately, there are fewer organ donors than patients. Currently, the majority of organ…”
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Communication Challenges While Dealing With a Deaf Patient in the Emergency Department and Suggested Solutions
Published in Curēus (Palo Alto, CA) (04-11-2022)“…Background In the emergency department (ED), dealing with deaf patients presents unique difficulties and obstacles. There is insufficient time to arrange for…”
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Toxic effects and bioaccumulation of the herbicide isoproturon in Tubifex tubifex (Oligocheate, Tubificidae): A study of significance of autotomy and its utility as a biomarker
Published in Aquatic toxicology (01-06-2010)“…Tubifex is the only animal reported to respond with autotomy to contamination. This response of contaminated worm is understood as a mode of metal excretion…”
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Raman spectroscopy of optical properties in CdS thin films
Published in Science of sintering (01-05-2015)“…Properties of CdS thin films were investigated applying atomic force microscopy (AFM) and Raman spectroscopy. CdS thin films were prepared by using thermal…”
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Residues of Aliphatic and Polycyclic Aromatic Hydrocarbons in Some Fish Species of Lake Temsah, Ismailia, Egypt: An Analytical Search for Hydrocarbon Sources and Exposure Bioindicators
Published in Human and ecological risk assessment (2014)“…Residues of aliphatic and polycyclic aromatic hydrocarbons (PAHs) were monitored in some fish species collected from Temsah Lake, near Ismailia, Egypt. Fish…”
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Metallothionein induction, antioxidative responses, glycogen and growth changes in Tubifex tubifex (Oligochaete) exposed to the fungicide, fenhexamid
Published in Environmental pollution (1987) (01-05-2005)“…Laboratory studies were conducted to determine the effects of different concentrations of fenhexamid (0.1, 1, and 10 mg L −1) on growth, oxidative stress,…”
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Effects of chitosan on oxidative stress and metallothioneins in aquatic worm Tubifex tubifex (Oligochaeta, Tubificidae)
Published in Chemosphere (Oxford) (01-02-2007)“…Chitosan is a natural polymer which has the property to elicit the natural defenses mechanism in plant and which can be an interesting biopesticides. It is…”
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Effects of the herbicide isoproturon on metallothioneins, growth, and antioxidative defenses in the aquatic worm Tubifex tubifex (Oligochaeta, Tubificidae)
Published in Ecotoxicology (London) (01-07-2005)“…Metallothioneins (MTs) are low molecular weight proteins, mainly implicated in metal ion detoxification. Increase in MT contents is considered to be a specific…”
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Effects of the herbicide isoproturon on survival, growth rate, and protein content of mature earthworms ( Lumbricus terrestris L.) and its fate in the soil
Published in Applied soil ecology : a section of Agriculture, ecosystems & environment (01-05-2003)“…This study was conducted to investigate the effects of isoproturon on mature earthworms ( Lumbricus terrestris L.) and its fate under laboratory conditions…”
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Comparative toxicity and biochemical responses of certain pesticides to the mature earthworm Aporrectodea caliginosa under laboratory conditions
Published in Environmental toxicology (2003)“…This study was conducted to investigate the toxicity of aldicarb, cypermethrin, profenofos, chlorfluazuron, atrazine, and metalaxyl toward mature Aporrectodea…”
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Colistin in the treatment of sepsis from multi-resistant Gram-negative bacilli in burned patients
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Acute and sublethal effects of two insecticides on earthworms (Lumbricus terrestris L.) under laboratory conditions
Published in Environmental toxicology (2003)“…Earthworms (Lumbricus terrestris L.) were exposed to commercial formulations of endosulfan and aldicarb for 2, 7, and 15 days, and the LC10, LC25, and LC50…”
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Risk Assessment of Some PCDDs, PCDFs, Dioxin-Like PCBs, and PCBs in Contaminated Dairy Products: An Egyptian Pilot Case Study
Published in Human and ecological risk assessment (01-05-2007)“…Samples of butter, cream, and white cheese were collected from the city of Ismailia, Egypt, and analyzed for polychloro dibenzo-p-dioxins, pentachloro…”
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Crop type classification and spatial mapping in River Nile and Northern State, Sudan, using Sentinel-2 satellite data and field observation
Published in Journal of Degraded and Mining Lands Management (01-04-2024)“…Maintaining productive farmland necessitates precise crop mapping and identification. While satellite remote sensing makes it possible to generate such maps,…”
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