Chemical sciences topic list of research papers
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Anti-inflammatory activity of leaves of Jatropha gossypifolia L. by hrbc membrane stabilization method
Abstract Objective To evaluate the anti inflammatory activity of leaves extracts of Jatropha gossypifolia (J. gossypifolia) L. Methods The plant J. gossypifolia L. ...
2013 / Yerramsetty Nagaharika, Valluri kalyani, Shaik Rasheed, Ramadosskarthikeyan -
Synthesis, characterization and theoretical study of a new asymmetrical tripodal amine containing morpholine moiety
Abstract A new asymmetrical tripodal amine, [H3L2]Br3 containing morpholine moiety was prepared from reacting of one equivalent of N-(3-aminopropyl)morpholine and two equivalents of tosylaziridine, followed by detosylation with HBr/CH3COOH. The...
2012 / Majid Rezaeivala, Sadegh Salehzadeh, Hassan Keypour, Seik Weng Ng, Laura Valencia -
Chemical analysis of estragole in fennel based teas and associated safety assessment using the Margin of Exposure (MOE) approach
Abstract This study describes the analysis of estragole in dry fennel preparations and in infusions prepared from them and an associated safety assessment. A wide range of estragole levels of 0.15–13.3mg/g dry fennel preparation was found. The...
2014 / Suzanne J.P.L. van den Berg, Wasma Alhusainy, Patrizia Restani, Ivonne M.C.M. Rietjens -
Linear and nonlinear regression analysis for heavy metals removal using Agaricus bisporus macrofungus
Abstract In the present study the biosorption characteristics of Cd (II) and Zn (II) ions from monocomponent aqueous solutions by Agaricus bisporus macrofungus were investigated. The initial metal ion concentrations, contact time, initial pH and...
2014 / Boldizsar Nagy, Carmen Mânzatu, Andrada Măicăneanu, Cerasella Indolean, Lucian Barbu-Tudoran, et al. -
Tetracaine – selective electrodes with polymer membranes and their application in pharmaceutical formulation control
Abstract The construction and electrochemical response characteristics of poly(vinyl chloride) (PVC) membrane electrodes for tetracaine hydrochloride (TCH) are described. The sensing membranes incorporating ion-association complexes of tetracaine...
2013 / Ahmed Khudhair Hassan, Suham Towfiq Ameen, Bahruddin Saad -
A novel high performance stopped-flow apparatus equipped with a special constructed mixing chamber containing a plunger under inert condition with a very short dead-time to investigate very rapid reactions
Abstract The present work set out to establish a novel stopped-flow instrument equipped with a special constructed mixing chamber containing a plunger to enable a kinetic study of the very rapid reactions under a dry inert atmosphere glove bag, in...
2011 / Sayyed Mostafa Habibi Khorassani, Ali Ebrahimi, Malek Taher Maghsoodlou, Mehdi Shahraki, Dennice Price, et al. -
Catalytic properties of Thallium-containing mesoporous silicas
Abstract The benzylation of benzene by benzyl chloride over a series of Thallium-containing mesoporous silicas with different Tl contents has been investigated. These materials (Tl-HMS-n) have been characterized by chemical analysis, N2...
2012 / A. Baradji, K. Bachari, J. Amari -
Irreversible inactivation of snake venom l-amino acid oxidase by covalent modification during catalysis of l-propargylglycine
Abstract Snake venom l-amino acid oxidase (SV-LAAO, a flavor-enzyme) has attracted considerable attention due to its multifunctional nature, which is manifest in diverse clinical and biological effects such as inhibition of platelet aggregation,...
2013 / Jyotirmoy Mitra, Debasish Bhattacharyya -
Solvent extraction of chromium and copper using Schiff base derived from terephthaldialdehyde and 5-amino-2-methoxy-phenol
Abstract Separation with solvent extraction of Cu2+ and Cr3+ from aqueous solution using [N,N′-p-phenylene bis (5-amino-2-methyoxy-phenol)] as the new extractant has been studied. The Schiff base was synthesized by reaction of terephthaldialdehyde...
2011 / Wail Al Zoubi, Farouk Kandil, Mohamad Khaled Chebani -
Estimation and prediction of optical properties of PA6/TiO2 nanocomposites
Abstract Nanocomposites are used in many scientific and industrial applications in recent times. In polymer nanocomposites, nanoparticles are used as the main component in creation which has always been considerable. Nano TiO2 as a nanoparticle has...
2012 / Amir Rastar, Mohamad E. Yazdanshenas, Abusaeed Rashidi, Seyed M. Bidoki -
Supramolecular structure of bis(N,N′,N″-triisopropylguanidinium) phthalate
Abstract In the structure of the N,N′,N″-triisopropylguanidinium salt of phthalate (I), 2(IPGH)+·(C8H4O4)2−, the asymmetric unit contains two symmetry-independent cations and one anion having different inter-species hydrogen-bonding environments,...
2012 / Farouq F. Said, Basem Fares Ali, Darrin S. Richeson, Ilia Korobkov -
Modelling aldehyde oxidase activity in aqueous-organic solvent mixtures at various temperatures
Abstract A model is proposed to represent the enzyme activity ratios in water – organic solvent mixtures at various temperatures. The prediction capability of the model was evaluated employing aldehyde oxidase as a model enzyme in seven water –...
2013 / A. Jouyban, M. Dehghany, M.R. Rashidi, Gh. Dehghan, M. Khoubnasabjafari -
Adsorption of human blood plasma on nanodiamond and its influence on activated partial thromboplastin time
Abstract Ever increasing use of engineered nanodiamond (ND) into the human blood for various biomedical studies and applications has increased the demand to thoroughly understand the interaction of NDs with blood and its effect on blood coagulation. ...
2013 / J. Mona, C.-J. Kuo, E. Perevedentseva, A.V. Priezzhev, C.-L. Cheng -
Engineering erythrocytes as a novel carrier for the targeted delivery of the anticancer drug paclitaxel
Abstract Paclitaxel (PTX) is formulated in a mixture of Cremophor EL and dehydrated alcohol. The intravenous administration of this formula is associated with a risk of infection and hypersensitivity reactions. The presence of Cremophor EL as a...
2013 / Gamaleldin I. Harisa, Mohamed F. Ibrahim, Fars Alanazi, Gamal A. Shazly -
Synthesis and biological evaluation of new benzothiazoles as antimicrobial agents
Abstract A new series of hydrazide derivatives were synthesized, characterized, and biologically evaluated. The reaction of 2-chloro benzo[d]thiazole 1, with ethyl 2-(piperazin-1-yl) acetate 2, led to the formation of ethyl...
2011 / Mahmoud Al-Talib, Yaseen A. Al-Soud, Mahmud Abussaud, Safaa Khshashneh -
In vitro evaluation of antimicrobial features of sugammadex
Abstract Background Drugs administered by intravenous routes may be contaminated during several stages of production or preparation. Sugammadex is a modified gamma cyclodextrin. While research into the antibacterial effects of...
2013 / Volkan Hanci, Ahmet Vural, Sevgi Yılmaz Hanci, Hasan Ali Kiraz, Dilek Ömür, et al. -
Current initiatives for the validation of analytical methods for botanicals
The demand for validated analytical methods for botanicals has grown in response to the increasing consumer market for botanical supplements. Government initiatives to increase the availability of validated analytical methods and botanical reference material have...
2013 / Paula N. Brown, Patience Lister -
Antigenotoxic and anticlastogenic potential of Agaricus bisporus against MMS induced toxicity in human lymphocyte cultures and in bone marrow cells of mice
Abstract The aim of the present study is to evaluate, for the first time, antigenotoxic potential of Agaricus bisporus against methyl methanesulphonate induced toxicity in human lymphocyte culture in vitro and in bone marrow cells of albino mice in...
2013 / Md. Sultan Ahmad, Sheeba Ahmad, Brijraj Gautam, Mohammad Afzal -
Blood viscosity as a sensitive indicator for paclitaxel induced oxidative stress in human whole blood
Abstract In this study, the in vitro effects of paclitaxel (PTX) and Cremophor-EL (CrEL) on blood viscosity and oxidative stress markers were investigated. Whole-blood samples were collected from healthy volunteers and co-incubated with PTX, CrEL or ...
2014 / Gamaleldin I. Harisa -
Multicomponent reactions for synthesis of bioactive polyheterocyclic ring systems under controlled microwave irradiation
Abstract The multi-component reaction of 1-benzothiopyran-4-ones with heterocyclic amines and dimethylformamide-dimethylacetal (DMFDMA) in DMF at 150°C under controlled microwave heating afforded novel poly-heterocyclic ring systems. Also, reaction...
2013 / Eman M.H. Abbas, Sobhi M. Gomha, Thoraya A. Farghaly