نتایج جستجو برای: 1 and 2 mgl concentrations
تعداد نتایج: 17514553 فیلتر نتایج به سال:
Plant genetic transformation requires appropriate choice of antibiotics for regeneration of transformed tissues and elimination of Agrobacterium, and minimal concentration of selective agents for the selection of putative transformants during transformation. This study was conducted to examine the effects of three antibiotics (carbenicillin, cefotaxime, and Clavamox) on in vitro plant regenerat...
در این مطالعه باززایی مستقیم گیاه کامل در سه رقم یونجه چندساله مورد بررسی قرار گرفت. ریزنمونههای گره ساقه جدا شده از گیاهچههای بذری 14 روزه در محیط کشت پایه MS همراه با ویتامین های B5 تکمیل شده با غلظتهای مختلف و ترکیبات فاکتوریلی تنظیمکنندههای رشد BAP/NAA و TDZ/AgNO3 کشت شدند. نتایج حاصل از تجزیه آماری تفاوت معنیدار (01/0P < ) بین ارقام و همچنین بین سطوح مختلف تنظیمکنندههای رشد از نظر ...
Abiotic stresses such as drought, salt, high temperature, chemical toxicity and oxidative stress are considered serious to agriculture and adversely affect the growth and reproduction of crops. Production of transgenic rice was studied utilizing Agrobacterium-mediated strain EHA105 and p6-ubi vector. This vector contains spectinomycin resistance gene as bacterial selectable marker, hygromycin...
Background: Heavy metals, even at low concentrations, are harmful to human health and environment. Cadmium as a heavy metal is highly toxic and can cause serious threat to living organisms. This research was designed to evaluate the adsorption potential of modified magnetic iron nanoparticles by 2-(5-bromo-2-pyridylazo)-5-diethylaminophenol ligand for the removal of cadmium ions from water solu...
The objective of this study was to investigate the propensity of permethrin (PTN) to induce oxidative stress and changes in enzyme activities in liver of rainbow trout and its possible attenuation by vitamin C. Forty-eight fish were randomly assigned to 1 of 6 treatment groups and their livers were used for liver perfusion method: control (0 μgL-1 permethrin and 0 mgL-1 vitamin C), PTN-0.16 (0....
گزنه (Urtica dioica L.) گیاهی دوپایه و دگرگشن با ترکیبات مؤثره و خواص دارویی ویژه که ارزش اقتصادی بسیاری دارد. از آنجا که این گونه دارای هتروزیگوتی بالایی است، امکان تولید گیاهان منتخب از نظر مواد مؤثره و فیبر یکدست از طریق بذر را نداشته، بههمین دلیل برای تولید و حفظ پایههای منتخب میتوان از طریق تکثیر غیرجنسی و کشت بافت اقدام نمود. برای ریزازدیادی، از جوانههای رأسی سرشاخههای گزنه بهعنوان ...
Because of increased concern about surface water eutrophication from nutrient-enriched agricultural runoff, many swine producers are encouraged to decrease application rates of waste-based P. Precipitation and subsequent removal of magnesium ammonium phosphate (MgNH(4)PO(4) x 6H(2)O), commonly known as struvite, is a promising mechanism for N and P removal from anaerobic swine lagoon effluent. ...
The endogenous cannabinoids anandamide (N-arachidonoylethanolamide, AEA) and 2-arachidonoyl glycerol (2-AG) are upregulated during liver fibrogenesis and selectively induce cell death in hepatic stellate cells (HSCs), the major fibrogenic cells in the liver, but not in hepatocytes. In contrast to HSCs, hepatocytes highly express the AEA-degrading enzyme fatty acid amide hydrolase (FAAH) that pr...
Monoacylglycerol lipase (MGL) is a multifunctional serine hydrolase, which terminates anti-nociceptive endocannabinoid signaling and promotes pro-nociceptive prostaglandin signaling. Accordingly, both acute nociception and its sensitization in chronic pain models are prevented by systemic or focal spinal inhibition of MGL activity. Despite its analgesic potential, the neurobiological substrates...
the effect of sub culturing frequencies and different cytokinins (benzyl amino purine (bap), 2-isopentenyl adenine (2ip) on genetic stability of micropropagated shoots from olive plant were investigated by using physiological traits and random amplified polymorphic dna (rapd) markers. axillary buds of the olive (cv. dezful) plants were cultured and subcultured in dkw medium, supplemented with b...
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