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1

Isolation and analysis of bioactive diterpenoids in Salvia species (Salvia chionantha and Salvia kronenburgiii) by micellar electrokinetic capillary chromatography

Nevin Öztekin, Selda Başkan, S. Evrim Kepekçi, F. Bedia Erim, Gülaçtı Topçu

Journal:

Journal of Pharmaceutical and Biomedical Analysis

Year:

2010

Language:

english

File:

PDF, 215 KB

english, 2010

2

Evaluation of fruit extracts of six Turkish Juniperus species for their antioxidant, anticholinesterase and antimicrobial activities

Mehmet Öztürk, İbrahim Tümen, Aysel Uǧur, Fatma Aydoǧmuş-Öztürk, Gülaçtı Topçu

Journal:

Journal of the Science of Food and Agriculture

Year:

2011

Language:

english

File:

PDF, 132 KB

english, 2011

3

Antioxidant activity of Erica arborea

Mehmet Ay, Fatemeh Bahadori, Mehmet Öztürk, Ufuk Kolak, Gülaçti Topçu

Journal:

Year:

2007

Language:

english

File:

PDF, 85 KB

english, 2007

4

Investigation of cell death mechanism and activity of esculetin‐loaded PLGA nanoparticles on insulinoma cells in vitro

Karatug Kacar, Ayse, Bahadori, Fatemeh, Kepekci Tekkeli, Serife Evrim, Topcu, Gulacti, Bolkent, Sehnaz

Journal:

Journal of Pharmacy and Pharmacology

Year:

2020

Language:

english

File:

PDF, 1.80 MB

english, 2020

5

Special issue in Honour of Professor Ayhan Ulubelen

Gülaçtı Topçu, Nezhun Gören, Sevil Öksüz

Journal:

Phytochemistry Letters

Year:

2011

Language:

english

File:

PDF, 115 KB

english, 2011

6

A new rapid spectrophotometric method to determine the rosmarinic acid level in plant extracts

Mehmet Öztürk, Mehmet E. Duru, Burcu İnce, Mansur Harmandar, Gülaçtı Topçu

Journal:

Year:

2010

Language:

english

File:

PDF, 331 KB

english, 2010

7

Antioxidant activity of stem and root extracts of Rhubarb (Rheum ribes): An edible medicinal plant

Mehmet Öztürk, Fatma Aydoğmuş-Öztürk, Mehmet Emin Duru, Gülaçtı Topçu

Journal:

Year:

2007

Language:

english

File:

PDF, 302 KB

english, 2007

8

Bioactive constituents of Salvia chrysophylla Stapf

Çulhaoğlu, Burcu, Yapar, Gönül, Dirmenci, Tuncay, Topçu, Gülaçtı

Journal:

Natural Product Research

Year:

2013

Language:

english

File:

PDF, 359 KB

english, 2013

9

Phenolic compounds from Trifolium echinatum Bieb. and investigation of their tyrosinase inhibitory and antioxidant activities

Sabudak, Temine, Demirkiran, Ozlem, Ozturk, Mehmet, Topcu, Gulacti

Journal:

Year:

2013

Language:

english

File:

PDF, 400 KB

english, 2013

10

Synthesis, characterization, and SAR of arylated indenoquinoline-based cholinesterase and carbonic anhydrase inhibitors

Ekiz, Makbule, Tutar, Ahmet, Ökten, Salih, Bütün, Burcu, Koçyiğit, Ümit M., Taslimi, Parham, Topçu, Gülaçtı

Journal:

Archiv der Pharmazie

Year:

2018

Language:

english

File:

PDF, 1.10 MB

english, 2018

11

Identification of cytotoxic sesquiterpenes from Laurus nobilis L.

Aslı Barla, Gülaçtı Topçu, Sevil Öksüz, Gülendam Tümen, David G.I. Kingston

Journal:

Year:

2007

Language:

english

File:

PDF, 163 KB

english, 2007

12

Guaianolides from Centaurea glastifolia

Sevïl Öksüz, Gülaçti Topcu

Journal:

Year:

1994

Language:

english

File:

PDF, 323 KB

english, 1994

13

A New Lipid-Based Nano Formulation of Vinorelbine

Bahadori, Fatemeh, Topçu, Gülaçtı, Eroğlu, Mehmet S., Önyüksel, Hayat

Journal:

AAPS PharmSciTech

Year:

2014

Language:

english

File:

PDF, 1.41 MB

english, 2014

14

Highly Hydroxylated Triterpenes from Salvia k ronenburgii

Topçu, Gülaçtı, Türkmen, Zeynep, Ulubelen, Ayhan, Schilling, Jennifer K., Kingston, David G. I.

Journal:

Journal of Natural Products

Year:

2004

Language:

english

File:

PDF, 62 KB

english, 2004

15

Chemical profile and biological activities of Veronica thymoides subsp. pseudocinerea

Ertas, Abdulselam, Boga, Mehmet, Kizil, Murat, Ceken, Bircan, Goren, Ahmet Ceyhan, Hasimi, Nesrin, Demirci, Serpil, Topcu, Gulacti, Kolak, Ufuk

Journal:

Pharmaceutical Biology

Year:

2015

Language:

english

File:

PDF, 228 KB

english, 2015

16

Characterization of the Chemical Profile of Euphorbia Species from Turkey by Gas Chromatography–Mass Spectrometry (GC-MS), Liquid Chromatography–Tandem Mass Spectrometry (LC-MS/MS), and Liquid Chromatography–Ion Trap–Time-of-Flight–Mass Spectrometry (LC-IT-TOF-MS) and Chemometric Analysis

Yener, İsmail, Ertaş, Abdulselam, Yilmaz, Mustafa Abdullah, Tokul Ölmez, Özge, Köseoğlu Yılmaz, Pelin, Yeşil, Yeter, Kaplaner, Erhan, Öztürk, Mehmet, Temel, Hamdi, Kolak, Ufuk, Topçu, Gülaçtı

Journal:

Analytical Letters

Year:

2018

Language:

english

File:

PDF, 1.78 MB

english, 2018

17

Structure elucidation of two new unusual monoterpene glycosides from Euphorbia decipiens, by 1D and 2D NMR experiments

Ozlem Demirkiran, Gulacti Topcu, Javid Hussain, Viqar Uddin Ahmad, M. Iqbal Choudhary

Journal:

Magnetic Resonance in Chemistry

Year:

2011

Language:

english

File:

PDF, 137 KB

english, 2011

18

Triterpenoids from Salvia pinnata

Ayhan Ulubelen, Gülaçti Topçu

Journal:

Year:

1984

Language:

english

File:

PDF, 198 KB

english, 1984

19

Cytotoxic and antibacterial sesquiterpenes from Inula graveolens

Gülaçti Topçu, Sevil Öksüz, Hui-Ling Shieh, Geoffrey A. Cordell, John M. Pezzuto, Candan Bozok-Johansson

Journal:

Year:

1993

Language:

english

File:

PDF, 432 KB

english, 1993

20

Eudesmanolides and other constituents of Inula thapsoides

Sevil Öksüz, Gülaçti Topcu, Mariusz Krawiec, William H. Watson

Journal:

Year:

1997

Language:

english

File:

PDF, 255 KB

english, 1997

21

New Abietane Diterpenoids from Salvia montbretii

Ulubelen, Ayhan, Topcu, Gülaçti

Journal:

Journal of Natural Products

Year:

1992

Language:

english

File:

PDF, 225 KB

english, 1992

22

The Effect of Temperature on the Essential Oil Components of Salvia potentillifolia Obtained by Various Methods

Öztürk, Mehmet, Tel, Gülsen, Duru, Mehmet Emin, Harmandar, Mansur, Topçu, Gülaçtı

Journal:

Natural Product Communications

Year:

2009

Language:

english

File:

PDF, 465 KB

english, 2009

23

Chemical Composition of Natural Colophony from Pinus Brutia and Comparison with Synthetic Colophony

Gören, Ahmet C., Bilsel, Gökhan, Öztürk, Alp Hakan, Topçu, Gulaçtı

Journal:

Natural Product Communications

Year:

2010

Language:

english

File:

PDF, 301 KB

english, 2010

24

Sesquiterpene lactones from Centaurea hermannii

Sevil Öksüz, Sema Serin, Gülaçti Topçu

Journal:

Year:

1994

Language:

english

File:

PDF, 362 KB

english, 1994

25

Diterpenoids from Salvia candidissima

Ayhan Ulubelen, Gülaçti Topcu, Nur Tan

Journal:

Tetrahedron Letters

Year:

1992

Language:

english

File:

PDF, 210 KB

english, 1992

26

Ent-kaurane diterpenoids isolated from Sideritis congesta

Gülaçtı Topçu, Abdülselam Ertaş, Mehmet Öztürk, Demet Dinçel, Turgut Kılıç, Belkıs Halfon

Journal:

Phytochemistry Letters

Year:

2011

Language:

english

File:

PDF, 147 KB

english, 2011

27

Antioxidant phenolic compounds from the leaves of Erica Arborea (Ericaceae)

Nazemiyeh, Hossein, Bahadori, Fatemeh, Delazar, Abbas, Ay, Mehmet, Topçu, Gülaçti, Nahar, Lutfun, Majinda, Runner R.T., Sarker, Satyajit D.

Journal:

Natural Product Research

Year:

2008

Language:

english

File:

PDF, 137 KB

english, 2008

28

Structure Elucidation of a New Rearranged Abietane Diterpene from a Biologically Active Plant, Salvia eriophora

Topçu, Gülaçtı, Kolak, Ufuk, Balcı, Kubilay, Ulubelen, Ayhan

Journal:

Natural Product Communications

Year:

2007

File:

PDF, 128 KB

2007

29

Indole Alkaloids from Vinca major and V. minor Growing in Turkey

Bahadori, Fatemeh, Topçu, Gülaçtι, Boǧa, Mehmet, Türkekul, Ayla, Kolak, Ufuk, Kartal, Murat

Journal:

Natural Product Communications

Year:

2012

Language:

english

File:

PDF, 369 KB

english, 2012

30

A Novel Isopimarane Diterpenoid with Acetylcholinesterase Inhibitory Activity from Nepeta sorgerae , an Endemic Species to the Nemrut Mountain

Yılmaz, Anıl, Çağlar, Pınar, Dirmenci, Tuncay, Gören, Nezhun, Topçu, Gülaçtı

Journal:

Natural Product Communications

Year:

2012

Language:

english

File:

PDF, 337 KB

english, 2012

31

Complete 13C NMR assignments for ent-kaurane diterpenoids from Sideritis species

Belkıs Halfon, Ahmet Ceyhan Gören, Abdülselam Ertaş, Gülaçtı Topçu

Journal:

Magnetic Resonance in Chemistry

Year:

2011

Language:

english

File:

PDF, 103 KB

english, 2011

32

Abietane diterpenes from Salvia napifolia

Ayhan Ulubelen, Gülaçti Topçu, Ufuk Sönmez, M. Iqbal Choudhary, Atta-Ur-Rahman

Journal:

Year:

1995

Language:

english

File:

PDF, 274 KB

english, 1995

33

Ovarian antiproliferative activity directed isolation of triterpenoids from fruits of Eucalyptus camaldulensis Dehnh

Gülaçtı Topçu, Gönül Yapar, Zeynep Türkmen, Ahmet Ceyhan Gören, Sevil Öksüz, Jennifer K. Schilling, David G.I. Kingston

Journal:

Phytochemistry Letters

Year:

2011

Language:

english

File:

PDF, 155 KB

english, 2011

34

Antioxidant and anticholinesterase activities of lupane triterpenoids and other constituents ofSalvia trichoclada

Çulhaoğlu, Burcu, Hatipoğlu, Seda Damla, Dönmez, Ali A., Topçu, Gülaçtı

Journal:

Medicinal Chemistry Research

Year:

2015

Language:

english

File:

PDF, 615 KB

english, 2015

35

DNA damaging activities of methanol extract of Ajuga postii and iridoid glucoside reptoside

Gören, Ahmet C., Zhou, Bing-Nan, Topçu, Gülaçti, Kökdil, Gamze, Kingston, David G. I.

Journal:

Natural Product Research

Year:

2005

Language:

english

File:

PDF, 115 KB

english, 2005

36

A new flavone from antioxidant extracts of Pistacia terebinthus

Gülaçtı Topçu, Mehmet Ay, Ali Bilici, Cengiz Sarıkürkcü, Mehmet Öztürk, Ayhan Ulubelen

Journal:

Year:

2007

Language:

english

File:

PDF, 211 KB

english, 2007

37

Antioxidant and anticholinesterase active constituents from Micromeria cilicica by radical-scavenging activity-guided fractionation

Mehmet Öztürk, Ufuk Kolak, Gülaçtı Topçu, Sevil Öksüz, M. Iqbal Choudhary

Journal:

Year:

2011

Language:

english

File:

PDF, 250 KB

english, 2011

38

Constituents of Nepeta c aesarea

Topçu, Gülaçtı, Kökdil, Gamze, Yalçın, Sabiha Manav

Journal:

Journal of Natural Products

Year:

2000

Language:

english

File:

PDF, 60 KB

english, 2000

39

Anti-neuroinflammatory effect of butanolic subextract of Capparis ovata water extract used as an alternative and complementary treatment for multiple sclerosis

Sen, Alaattin, Topcu, Gulacti, Ozgun, Ozden, Kolak, Ufuk, Hacibekiroglu, Isil, Celik, Gurbet, Arslan, Sevki

Journal:

Journal of Neuroimmunology

Year:

2014

Language:

english

File:

PDF, 83 KB

english, 2014

40

Antioxidant, anticholinesterase, and antimicrobial activities and fatty acid constituents of Achillea cappadocica Hausskn. et Bornm.

ERTAŞ, Abdulselam, BOĞA, Mehmet, HAŞİMİ, Nesrin, YEŞİL, Yeter, GÖREN, Ahmet Ceyhan, TOPÇU, Gülaçtı, KOLAK, Ufuk

Journal:

TURKISH JOURNAL OF CHEMISTRY

Year:

2014

Language:

english

File:

PDF, 193 KB

english, 2014

41

Stigmast-5,22-dien-3β-ol myristate isolated from Capparis ovata having anti-inflammatory and immunomodulatory actions could be of interest for use in multiple sclerosis

Sen, Alaattin, Acar, Ozden Ozgun, Gazioglu, Isil, Kolak, Ufuk, Topcu, Gulacti

Journal:

Journal of Biotechnology

Year:

2017

Language:

english

File:

PDF, 65 KB

english, 2017

42

Triterpenoids and steroids isolated from Anatolian Capparis ovata and their activity on the expression of inflammatory cytokines

Gazioglu, Isil, Semen, Sevcan, Acar, Ozden Ozgun, Kolak, Ufuk, Sen, Alaattin, Topcu, Gulacti

Journal:

Pharmaceutical Biology

Year:

2020

File:

PDF, 1.26 MB

2020

43

A New Antibacterial Diterpene from the Roots of Salvia caespitosa

Ulubelen, Ayhan, Öksüz, Sevil, Topcu, Gülaçti, Gören, Ahmet C., Bozok-johansson, Candan, Çelik, Cennet, Kökdil, Gamze, Voelter, Wolfgang

Journal:

Natural Product Letters

Year:

2001

Language:

english

File:

PDF, 418 KB

english, 2001

44

Antibacterial Diterpenes from the Roots of Salvia b lepharochlaena

Ulubelen, Ayhan, Öksüz, Sevil, Topcu, Gülaçtı, Gören, Ahmet C., Voelter, Wolfgang

Journal:

Journal of Natural Products

Year:

2001

Language:

english

File:

PDF, 40 KB

english, 2001

45

Microstegiol, a rearranged diterpene from Salvia microstegia

Ayhan Ulubelen, Gulacti Topcu, Nur Tan, Lee-Juian Lin, Geoffrey A. Cordell

Journal:

Year:

1992

Language:

english

File:

PDF, 272 KB

english, 1992

46

Wrightiadione from Wrightia tomentosa

Lee-Juian Lin, Gulacti Topcu, Hermann Lotter, Nijsiri Ruangrungsi, Hildebert Wagner, John M. Pezzuto, Geoffrey A. Cordell

Journal:

Year:

1992

Language:

english

File:

PDF, 334 KB

english, 1992

47

Constituents of Salvia microphylla

Aydoğmuş, Zeynep, Yeşİlyurt, Volkan, Topcu, GülaÇti

Journal:

Natural Product Research

Year:

2006

Language:

english

File:

PDF, 138 KB

english, 2006

48

Flavonoids and Terpenoids From Salvia verticillata and Salvia pinnata

Ulubelen, Ayhan, Topçu, Gülaçti

Journal:

Journal of Natural Products

Year:

1984

Language:

english

File:

PDF, 79 KB

english, 1984

49

Isolation of fatty acids and aromatics from cell suspension cultures of Lavandula angustifolia

TopÇu, GülaÇti, Herrmann, Gabriele, Kolak, Ufuk, Gören, C., Porzel, Andrea, Kutchan, Toni M.

Journal:

Natural Product Research

Year:

2007

Language:

english

File:

PDF, 124 KB

english, 2007

50

Bioassay-guided isolation, identification of compounds from Origanum rotundifolium and investigation of their antiproliferative and antioxidant activities

Erenler, Ramazan, Meral, Bilal, Sen, Ozkan, Elmastas, Mahfuz, Aydin, Ali, Eminagaoglu, Ozgur, Topcu, Gulacti

Journal:

Pharmaceutical Biology

Year:

2017

Language:

english

File:

PDF, 1.38 MB

english, 2017

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