نتایج جستجو برای: hydrodistillation hd
تعداد نتایج: 20477 فیلتر نتایج به سال:
the aim of this study was to investigate the stachys turcomanica phytochemical compounds, antimicrobial and antioxidant activity of methanolic extract. the volatile constituents from the aerial parts of stachys turcomanica growing wild in iran were obtained by hydrodistillation and analyzed by gc and gc-ms. in the gc-ms analysis, forty-six components representing 81.1% of the oil were identifie...
Background & Aims: Prevalence of uremic itch is 30% in patients on dialysis, and routine treatments are often ineffective. Materials & Methods: We selected 40 HD patients and prescribed 100 mg gabapentin after each HD session for 20, and prescribe placebo for the other 20 patients. Initial dose of gabapentin was 100mg after every thrice-weekly HD and altered the administered dose in the base...
conclusions the prevalence of undiagnosed ihd in the hd patients was considerable. we, therefore, suggest that ihd be assessed in hd patients, especially those at high risk due to positive family history of cad, hypertension, left ventricular hypertrophy, diabetes mellitus, kt/v < 1.2, low ferritin levels, and high levels of intact parathyroid hormone. results sixty-nine hd patients were studie...
مقدمه. سولفورموستارد ( hd )، ب ه عنوان یک سلاح شیمیایی بسیار خطرناک همیشه مورد استفاده بوده است. علیرغم تحقیقات گسترده طی چندین دهه هنوز راه کار مناسبی برای پیشگیری یا درمان عوارض hd یافت نشده است. مواد و روش کار. در این مطالعه رده سلولی hf2ff به عنوان مدلی از سلول های فیبروبلاست پوست انسان برای بررسی اثرات سمی hd و اثر محافظتی هگزامتیلن تترامین ( hmt ) در مقابل hd مورد استفاده قرار گرفت. روش ه...
Plant extracts are being studied in the development of novel edible food coatings. The antioxidant and antimicrobial compounds that naturally occur some plants key substances contribute to preserving quality. Besides plant material, method utilized produce extract influences its chemical preservative characteristics. In general, hydrodistillation products (essential oils) well recognized for co...
Bearing in mind the centuries-old traditional use of chamomile, but also increasing demand for its products modern industry, oriented toward sustainable development, there are efforts efficient extraction high-value compounds this plant, as well obtaining with added value. With that goal, conventional and contemporary separation techniques were applied work. Both hydrodistillation processes (HD...
background: the relationships between adiponectin and clinical outcomes in hemodialysis (hd) patients remain highly controversial. meanwhile, the association between adiponectin and the peripheral artery disease (pad) has not been well studied in hd patients without diabetic mellitus. materials and methods: the ankle-brachial index was measured in hd patients. adiponectin levels in 105 hd patie...
Abstract We present the visual orbits of four spectroscopic binary stars, HD 61859, 89822, 109510, and 191692, using long baseline interferometry with CHARA Array. also obtained new radial velocities from echelle spectra APO 3.5 m, CTIO 1.5 Fairborn Observatory 2.0 m telescopes. By combining astrometric observations, we solve for full, three-dimensional determine stellar masses to 1%–12% uncert...
This study focused on five different subspecies of Portuguese Daucus carota L., to identify the main compounds in essential oils umbels from each subspecies. The isolation was performed by hydrodistillation methods followed further composition analysis gas chromatography-mass spectrometry, ultimately demonstrating that had major compounds. concluded found subsp. maritimus were geranyl acetate, ...
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