Research Topics
| Sibel SuzenSummaryAffiliation: Ankara University Country: Turkey Publications
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Detail Information
Publications
Melatonin and synthetic analogs as antioxidantsSibel Suzen
Ankara University, Faculty of Pharmacy, Department of Pharmaceutical Chemistry, 06100, Tandogan, Ankara, Turkey
Curr Drug Deliv 10:71-5. 2013..Therefore, we have been synthesizing novel MLT derivatives and investigating their antioxidant capacities. This review gives a brief knowledge about the MLT based analogue indole derivatives as potential antioxidants...
Anti-cancer activity studies of indolalthiohydantoin (PIT) on certain cancer cell linesS Suzen
Department of Pharmaceutical Chemistry, Faculty of Pharmacy ECZACILIK, Ankara University, Turkey
Farmaco 55:246-8. 2000..The compound showed inhibitory activity on several cancer cell lines. No information is available on anti-cancer potency of this compound with normal cell lines...
Synthesis and analytical evaluation by voltammetric studies of some new indole-3-propionamide derivativesS Suzen
Department of Pharmaceutical Chemistry, Faculty of Pharmacy ECZACILIK, Ankara University, Tandogan, Turkey
Farmaco 56:835-40. 2001..The oxidative behavior of the indole derivatives was studied as a function of pH at a glassy carbon electrode. The characteristics of the corresponding electrode reaction were discussed...
Recent studies of aldose reductase enzyme inhibition for diabetic complicationsSibel Suzen
Ankara University, Faculty of Pharmacy ECZACILIK, Department of Pharmaceutical Chemistry, Tandogan 06100, Ankara, Turkey
Curr Med Chem 10:1329-52. 2003..The search for specific inhibitors of AR enzyme has still become a major pharmaceutic challenge, though a number of AR inhibitors have so far been assessed for diabetic complications...
Novel N-acyl dehydroalanine derivatives as antioxidants: studies on rat liver lipid peroxidation levels and DPPH free radical scavenging activitySibel Suzen
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Ankara University 06100 Tandogan, Ankara, Turkey
J Enzyme Inhib Med Chem 21:179-85. 2006..The possible antioxidant mechanism of the compounds was discussed...
Synthesis and comparison of antioxidant properties of indole-based melatonin analogue indole amino Acid derivativesSibel Suzen
Faculty of Pharmacy, Department of Pharmaceutical Chemistry, Ankara University, 06100 Tandogan, Ankara, Turkey
Chem Biol Drug Des 79:76-83. 2012....
Recent developments of melatonin related antioxidant compoundsSibel Suzen
Ankara University, Faculty of Pharmacy, Department of Pharmaceutical Chemistry, 06100, Tandogan, Ankara, Turkey
Comb Chem High Throughput Screen 9:409-19. 2006..This review addresses recent studies with melatonin and related compounds...
Investigation of the in vitro antioxidant behaviour of some 2-phenylindole derivatives: discussion on possible antioxidant mechanisms and comparison with melatoninSibel Suzen
Faculty of Pharmacy, Department of Pharmaceutical Chemistry, Ankara University, Tandogan, Ankara 06100, Turkey
J Enzyme Inhib Med Chem 21:405-11. 2006..The compounds significantly inhibited (72-98%) lipid peroxidation at 10(-3) M. These values were similar to that observed with BHT (88%). Possible structure-activity relationships of the compounds were discussed...
Combination of electrochemical, spectrometric and other analytical techniques for high throughput screening of pharmaceutically active compoundsSibel Suzen
Department of Pharmaceutical Chemistry, Ankara Univetsity, Tandogan, Turkey
Comb Chem High Throughput Screen 13:658-64. 2010..In this review, the latest developments related to the use of electrochemical techniques in drug research in order to evaluate possible combination spectrometric methods with electrochemical techniques...
Melatonin analogue new indole hydrazide/hydrazone derivatives with antioxidant behavior: synthesis and structure-activity relationshipsGokce Gurkok
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Ankara University, Tandogan, Ankara, Turkey
J Enzyme Inhib Med Chem 24:506-15. 2009..Sixteen MLT analogue indole hydrazide/hydrazone derivatives were synthesized and in vitro antioxidant activity was investigated. Most of the compounds showed significantly higher activity than MLT at 10(-3) M and 10(-4) M concentrations...
Synthesis and antioxidant activity evaluations of melatonin-based analogue indole-hydrazide/hydrazone derivativesAyse Didem Yılmaz
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Ankara University 06100 Tandogan, Ankara, Turkey
J Enzyme Inhib Med Chem 27:428-36. 2012..Lastly, compound 1j revealed stronger inhibitory activity against MLT in the LP inhibitory assay at 0.1mM concentration (51%) while the rest of the compounds showed moderate inhibition...
Antimicrobial evaluation of indole-containing hydrazone derivativesHanif Shirinzadeh
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Ankara University, 06100, Tandogan, Ankara, Turkey Fax 90 312 2131081
Z Naturforsch C 66:340-4. 2011..25-100 microg/ml against the tested microorganisms. Aromaticity and disubstitution of the phenyl ring with especially fluorine and chlorine atoms were found to be significant for the antimicrobial activity..
Screening and evaluation of antioxidant activity of some pyridazine derivativesBurcu Caliskan-Ergün
Department of Pharmaceutical Chemistry, Gazi University, Faculty of Pharmacy, Etiler, Ankara, Turkey
J Enzyme Inhib Med Chem 23:225-9. 2008..Most of the compounds have strong inhibitory effect on superoxide anion (between 84% - 99%) at 10(- 3) M concentration. In addition, these compounds showed similar activity to alpha-tocopherol at 10(- 3) M concentrations...
Novel indole-based analogs of melatonin: synthesis and in vitro antioxidant activity studiesHanif Shirinzadeh
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Ankara University, Ankara, Turkey
Molecules 15:2187-202. 2010..The results indicated significant strong antioxidant activity for most of the compounds, when compared to melatonin...
Investigation of antimicrobial activities of indole-3-aldehyde hydrazide/hydrazone derivativesGokce Gurkok
Department of Pharmaceutical Chemistry, Ankara University, Faculty of Pharmacy, Tandogan, Ankara, Turkey
Chemotherapy 55:15-9. 2009..Indoles and hydrazone-type compounds constitute an important class of compounds for new drug development in order to discover an effective compound against multi-drug-resistant microbial infections...
Synthesis and evaluation of in vitro antioxidant capacities of some benzimidazole derivativesHande Gurer-Orhan
Department of Pharmaceutical Toxicology, Faculty of Pharmacy, Hacettepe University, Sihhiye 06100, Ankara, Turkey
J Enzyme Inhib Med Chem 21:241-7. 2006..Furthermore their effects on various antioxidant enzymes are discussed and evaluated from the perspective of structure- activity relationships...
Synthesis and antioxidant properties of substituted 2-phenyl-1H-indolesCigdem Karaaslan
Faculty of Pharmacy, Department of Pharmaceutical Chemistry, Ankara University, 06100 Tandogan, Ankara, Turkey School of Pharmacy and Pharmaceutical Sciences, Cardiff University, Redwood Building, King Edward VII Avenue, Cardiff, CF10 3NB Wales, UK
Bioorg Med Chem Lett 23:2671-4. 2013....
In vivo metabolism of 2-[1'-phenyl-3'-(3-chlorophenyl)-2'-propenylyden]hydrazino-3-methyl-4(3H)-quinazolinone in ratsBedia Koçyiğit Kaymakçioğlu
Department of Pharmaceutical Chemistry, Faculty of Pharmacy, Marmara University, Istanbul, Turkey
Eur J Drug Metab Pharmacokinet 30:255-60. 2005..In addition, the composition of these metabolites and substrate was confirmed by LC-MS in plasma...
Investigation of triacetin effect on indomethacin release from poly(methyl methacrylate) microspheres: evaluation of interactions using FT-IR and NMR spectroscopiesNilufer Yuksel
Department of Pharmaceutical Technology, Ankara University, School of Pharmacy, 06100 Ankara, Turkey
Int J Pharm 404:102-9. 2011..The release enhancement of IND from microspheres was attributed to the physical plasticization effect of triacetin on PMMA and, to some extent, the amorphous state of the drug...
