نتایج جستجو برای: nano selenium

تعداد نتایج: 65092  

Journal: :Frontiers in nanotechnology 2022

Diseases have always been a disconcerting issue and changed into being an inevitable member of the world’s population. Medical advancements brought in improved treatments for particular ailments, but unfortunately those betterments resulted either side effects or turned out futile to certain extent. The emergence nanotechnology has considerably benefitted medical experts disease diagnosis thera...

Journal: :Water 2021

In both aquatic and terrestrial environment, selenium contamination may exist at concentrations above the micronutrient limit. Since there is such a narrow bandwidth between which concentration acceptable, health of public be risk toxicity once increases beyond threshold. Selenium in an aqueous environment can occur due to anthropogenic activities and/or from natural sources. This study present...

Journal: :Polymer Bulletin 2023

Abstract New system compromising of chitosan nanoparticles encapsulated pre-synthesized selenium in the presence 5-fluorouracil was successfully prepared and used for cancer antiproliferation. Selenium were synthesized using ascorbic acid as reducing agent under mild condition. Chitosan via ionic gelation technique sodium tri-polyphosphate. Characterization carried out FTIR, TEM, XRD, TGA dynam...

Journal: :Applied sciences 2021

Selenosugars are a group of sugar derivatives great structural diversity (e.g., molar masses, selenium oxidation state, and binding), obtained as result biosynthesis, chemical modification natural compounds, or synthesis. Seleno-monosaccharides disaccharides known to be non-toxic products the metabolism compounds in mammals. In case selenium-containing polysaccharides origin, their formation is...

Journal: :Acta Alimentaria 2021

Abstract In recent years, the importance of nanomaterials in food science, medicine, etc. has been increasing quickly. Herein, organic and inorganic red selenium nanoparticles synthesised by reduction sodium selenite with chemical biological reducing agents. Grey hexagonal form aqueous powder was assembled at a high temperature 85 °C for 10 min. Also, enriched yogurt made that contained about 2...

2013
Ahmed I. El-Batal Noura M. Thabet Ahmed Osman Abdel Rahman B. Abdel Ghaffar

Nano selenium-Lovastatin mixture (Lov-Se) has antioxidant and free radical scavenging activities. A laboratory preparation of nano selenium-lovastatin mixture was examined against oxidative injury in gamma irradiated rats. Rats were exposed to whole body gamma radiation (2 Gy every 3 days up to total dose of 8 Gy) and received daily oral administration of 1ml Lov-Se ( 20 mg/kg/day/Lov and 0.1 m...

Journal: :Italian Journal of Animal Science 2023

This study aimed to investigate the effects of nano and organic selenium on ovarian activity, fertility rate, progesterone hormone levels in Ossimi ewes. Thirty ewes were treated with intra-vaginal sponges impregnated medroxyprogesterone acetate (40 mg) for 14 d simultaneously assigned randomly three groups. The 1st group ewe served as control (CG). Ewes 2nd 3rd groups orally 3 mg/ewe Nano-sele...

Journal: :Animal Diseases 2023

Abstract Broiler ascites syndrome (AS) is one of the main diseases threatening health broilers. It well documented that myocardial hypertrophy and failure key mechanisms broiler syndrome. Therefore, prevention cardiac would be goal to reduce incidence. Myocardial are closely related endoplasmic reticulum stress (ERS) in myocytes, signaling system (ATF6-DR5) important pathways apoptosis. Excessi...

2015
Amir Hossein Asl Najjari Zolfaghar Rajabi Mehdi Vasfi Marandi Gholamreza Dehghan

Influenza is a contagious viral disease that is seen in avian, human and other mammals, so its control is important. Vaccination against influenza virus subtype H9N2 is one of the ways in controlling program, for this reason several vaccines has been produced. Recently, application of inactivated oil-emulsion vaccines in poultry for controlling low pathogenic avian influenza is increasing. At p...

Journal: :Ankara Universitesi Veteriner Fakultesi Dergisi 2022

Effects of nano-selenium (nano-Se) and stocking density (SD) on growth performance, carcass yield, meat quality, feathering score broilers were investigated in this study. One-day-old 480 broiler chickens (45.32.4 g body weight) (Ross 308) randomly divided into 4 treatments each comprising 8 replicates. In the experiment, consisted a 2  factorial arrangement dietary Se form (inorganic or nano...

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