نتایج جستجو برای: ferrous ion chelating

تعداد نتایج: 221473  

Journal: :Photosynthetica 2022

Amaranthus viridis is a functional food due to its antioxidant activity. The aim of this study was investigate the responses photosynthesis, growth, and properties in A. nitrogen (N) applications. plants were cultivated under low N (LN), medium (MN), high (HN), harvested at reproductive phase. dry mass plant height increased with elevated N, HN saturated. Net photosynthetic rate, stomatal condu...

Journal: :Journal of the Japan Society of Colour Material 1972

Journal: :Le Journal de Physique Colloques 1976

2011
Guo-Ran Gao Hong-Xue Man Zhi-Chang Xiao Yu-Heng Deng

The title complex salt, [CuCl(C(12)H(8)N(2))(2)][Tb(NO(3))(4)(C(12)H(8)N(2))], consists of discrete [CuCl(phen))(2)](+) cations and [Tb(NO(3))(4)(phen)](-) anions (phen is 1,10-phenanthroline). The [CuCl(phen))(2)](+) cation contains a five-coordinate Cu(2+) ion, ligated by two bidentate phen ligands and one Cl(-) ion, exhibiting a distorted CuN(4)Cl trigonal-bipyramidal geometry. In the [Tb(NO...

2010
Bin Wu Chengxin Zhao

The asymmetric unit of the title compound, [Yb(4)Zn(4)(C(4)H(5)O(2))(20)(C(10)H(8)N(2))(2)(H(2)O)(4)], contains half of a centrosymmetric octa-nuclear mol-ecule in which each Zn(II) ion is four-coordinated by three O atoms from three 2-methyl-prop-2-enoate (L) ligands and one N atom from a 4,4'-bipyridine (bipy) ligand in a distorted pyramidal geometry. The two independent Yb(III) ions, each co...

Journal: :iranian journal of pharmaceutical research 0
j nehete m bhatia m narkhede

costus speciosus (koen) j.e. sm. plant and its extracts are used for treatment of fever, snake bites, jaundice, and as a purgative, astringent and antibacterial agent. in the present study, an attempt has been made to evaluate in vitro antioxidant activity of different extracts of this plant by dpph radical scavenging activity, total antioxidant capacity, nitric oxide scavenging activity, ion c...

Objective(s): In the current study antioxidant capacities of five different extracts of Artemisia ciniformis aerial parts were evaluated by cell-free methods. Then seven fractions of the potent extract were selected and their antioxidant capacity was assayed by cell free and cell based methods. Materials andMethods: Antioxidant ability was measured using the: 2, 2-diphenyl-1-picrylhydrazyl (DP...

Journal: :Pure and applied chemistry. Chimie pure et appliquee 1972
W Teworte

Waste water purification is shown to be an important field of environmental hygiene for non-ferrous metal industries. Hydrometallurgy becomes of greater importance for metal production and refining. Quality standards for drinking water and rivers require a minimum of some harmful impurities, e.g. metal compounds. The unit operations of hydrometallurgy technologically parallel the methods of eff...

2017
Ding Baomiao Yi Xiangzhou Li Li Yang Hualin

BACKGROUND Iron fortification of foods is currently a strategy employed to fight iron deficiency in countries. Liposomes were assumed to be a potential carrier of iron supplements. OBJECTIVE The objective of this study was to investigate the iron transport from ferrous glycinate liposomes, and to estimate the effects of liposomal carriers, phytic acid, zinc and particle size on iron transport...

Journal: :Anais da Academia Brasileira de Ciencias 2015
Daniel B Alencar Arthur A Melo Giselle C Silva Rebeca L Lima Kelma M S Pires-Cavalcante Rômulo F Carneiro Adriana S Rabelo Oscarina V Sousa Regine H S F Vieira Francisco A Viana Alexandre H Sampaio Silvana Saker-Sampaio

Marine invertebrates are capable of synthesizing bioactive compounds, which may be beneficial to human health. The aim of this study was to evaluate the antioxidant, hemolytic, antimicrobial and cytotoxic activities of crude extract (70% EtOH), and dichloromethane (DCM), ethyl acetate (EtOAc), and aqueous (Aq) fractions of the marine zoanthid Palythoa caribaeorum. The phenolic compound contents...

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