نتایج جستجو برای: natural compounds

تعداد نتایج: 689587  

Fardid, Reza, Ghorbani, Zhila, Haddadi, Gholamhassan,

Despite widespread usage of ionizing radiation in medical diagnosis and treatment methods, development of radio-protective agents is important in modulating normal tissue damages. The inherent toxicity of synthetic compounds and the confirmation of low toxicity of natural compound in accordance with long – term usage of medicine have led many researchers to investigate the radio-protective abil...

A rapid and simple method has been developed for the screening and identification of natural antioxidants from the leaves of Acer ginnala Maxim.( AG). The process is that upon reaction with 1,1-diphenyl-2-picrylhydrazyl (DPPH), the white yellow spots of compounds with potential antioxidant effects will be significantly observed on the thin-layer chromatography (TLC), and possible structures wil...

A rapid and simple method has been developed for the screening and identification of natural antioxidants from the leaves of Acer ginnala Maxim.( AG). The process is that upon reaction with 1,1-diphenyl-2-picrylhydrazyl (DPPH), the white yellow spots of compounds with potential antioxidant effects will be significantly observed on the thin-layer chromatography (TLC), and possible structures wil...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2004
nasser modirshahla sammad m. tabatabaii

the main object of this study was to compare the natural and synthetic( naa and nam) zeolites as absorbents in removing emulsified and dissolved traces of organic compounds, which appear in the wastewater of  power plants, refinery and petrochemical complexes.  the specific objectives of the work was: a) to select the best species that have the highest amount of absorption; b) to measure the ra...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده زبانهای خارجی 1391

the present study has tried to accomplish an analysis of margaret atwood’s novels oryx and crake, and the year of the flood in the light of posthuman and cyborg theories. considering posthumanism as a critical reading of some notions of humanism focus of which in this thesis has been identity, new definitions for humanity and human identity are formed. haraway’s cyborg, as one possible new figu...

Journal: :علوم باغبانی 0
روح اله عامری مجید عزیزی علی تهرانی فر وحید روشن سروستانی

in order to study the effect of natural antitranspirant compound and water stress on growth, development and essential oil content of ocimumbasilicum a factorial experiment based on completely randomized design with three replicates was conducted. 3 levels of water stress (500 as control, 375 and 250 ml/day) and 3 antitranspirant compound (chitosan, plantago mucilage and psyllium mucilage) in 3...

2014
Mojtaba S. Taleshi Rune K. Seidler-Egdal Kenneth B. Jensen Tanja Schwerdtle Kevin A. Francesconi

Arsenic-containing lipids (arsenolipids) are natural products present in fish and algae. Because these compounds occur in foods, there is considerable interest in their human toxicology. We report the synthesis and characterization of seven arsenic-containing lipids, including six natural products. The compounds comprise dimethylarsinyl groups attached to saturated long-chain hydrocarbons (thre...

2015
María Luisa Soto Elena Falqué Herminia Domínguez Martina Meinke

The consumer demand for natural ingredients in cosmetic products is increasing. Phenolic compounds are among the most studied natural antioxidant compounds, they also present antimicrobial, anti-inflammatory or antiaging actions and can permeate through the skin barrier. Grapes contain valuable phenolic components and grape byproducts are widely available low cost raw materials. This review pre...

2015
Nur Kusaira Khairul Ikram Jacob D. Durrant Muchtaridi Muchtaridi Ayunni Salihah Zalaludin Neny Purwitasari Nornisah Mohamed Aisyah Saad Abdul Rahim Chan Kit Lam Yahaya M. Normi Noorsaadah Abdul Rahman Rommie E. Amaro Habibah A. Wahab

Recent outbreaks of highly pathogenic and occasional drug-resistant influenza strains have highlighted the need to develop novel anti-influenza therapeutics. Here, we report computational and experimental efforts to identify influenza neuraminidase inhibitors from among the 3000 natural compounds in the Malaysian-Plants Natural-Product (NADI) database. These 3000 compounds were first docked int...

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