نتایج جستجو برای: chlordane0008 0011 0018 0006 0007 0025 γ α30 ngml endosulfan i
تعداد نتایج: 1108878 فیلتر نتایج به سال:
Although industrialized nations have restricted or banned many organochlorine pesticides, some of these chemicals (e.g., endosulfans) are still used, on the assumption that they pose little threat to the environment, wildlife, or human health. According to available information, Spain is the main consumer of endosulfans within the European Union, accounting for almost half of the total consumpt...
The present experiment was designed to make a systematic study of experimentally induced immunotoxicity of endosulfan and its amelioration with Ocimum sanctum in male Wistar rats at 6, 3 and 1.5 mg / Kg b.wt to groups II, III and IV by mixing in ground nut oil for 6 weeks. To the groups V, VI and VII in addition to endosulfan as above mentioned dose, Ocimum sanctum was given at 200 mg / kg b.wt...
Background and purpose: Endosulfan is an organochlorine insecticide that is absorbed orally, subcutaneously and by inhalation in humans and animals and disturbs the reduction process, changes the activity of antioxidant enzymes and increases the lipid peroxidation in many organs. The aim of this study was to evaluate the protective effect of myricetin against endosulfan induced liver damage. ...
Endosulfan (6,7,8,9,10,10-hexachloro-1,5,5a,6,9,9a-hexahydro-6,9-methano-2,3,4-benzo(e)dioxathiepin-3-oxide) is a broad-spectrum chlorinated cyclodiene insecticide. This study was performed to elucidate the stereoselective metabolism of endosulfan in human liver microsomes and to characterize the cytochrome P450 (P450) enzymes that are involved in the metabolism of endosulfan. Human liver micro...
organochlorine compounds such as, polychlorinated biphenyls and organochlorine pesticides are among the best known classes of contaminants because of their potential for magnification and harmful biological effects. in this study, the amounts of organochlorine pesticides including d.d.t and its metabolites, α, β and γ-hchs isomers, σcyclodiene (endosulfan, heptachlor, heotachlor epoxide, aldrin...
نظر به کاربرد گسترده سموم دفع آفات نباتی در انواع محصولات کشاورزی و افزایش نگرانیهای مربوط به مخاطرات بهداشتی ناشی از سموم، میزان باقیمانده آفت کشهای کلره در صیفی جات به روش کروماتوگرافی گازی- طیف سنجی جرمی در انستیتو تحقیقات تغذیه ای و صنایع غذایی کشور در سال 1384 بررسی شد. تحقیق به روش توصیفی به منظور اندازه گیری انواع سموم tecnazene, endosulfan-sulphate, hch-g, ddt, endosulfan (ii), quintoze...
Atmospheric concentrations of organochlorine pesticides (OCPs) have been measured for the first time at Station Nord, North-East Greenland, from 2008 to 2010. The data obtained are reported here. Hexachlorobenzene (HCB), endosulfan I and hexachlorocyclohexanes (HCHs) were the predominant compounds detected in the atmosphere, followed by p,p'-DDE and dieldrin. Chlordane isomers and related compo...
فرض کنید (g=(v,e گرافی با مجموعه رئوس v و مجموعه یال های e باشد. مجموعه d از رئوس گراف g، یک مجموعه احاطه گر است، هرگاه هر عضو v-d با رأسی از d، مجاور باشد. می نیمم اندازه یک مجموعه احاطه گر را عدد احاطه ای g گویند و با نماد (γ(g نشان می دهند. مجموعه d از رئوس گراف g، یک مجموعه مستقل است، هرگاه هیچ دو رأسی از d، در g مجاور نباشد. ماکسیمم اندازه یک مجموعه مستقل را عدد استقلال g گویند و با نماد ...
In the present study, we introduce a novel hybrid sandwich-ALISA employing chicken IgY and ssDNA aptamers for the detection of staphylococcal enterotoxin B (SEB). Cloning, expression and purification of the full length recombinant SEB was carried out. Anti-SEB IgY antibodies generated by immunizing white leg-horn chickens with purified recombinant SEB protein and were purified from the immunize...
Solutions of alpha-endosulfan, beta-endosulfan, and technical grade endosulfan (70alpha:30beta) were added to modular estuarine mesocosms; the kinetics and degradation products from each mesocosm are reported. The persistent product endosulfan sulfate was generated in all cases; however, its yield was approximately a factor of three higher from alpha-endosulfan relative to beta-endosulfan. Beta...
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