| Antioxidant activity of stem and root extracts of Rhubarb (Rheum ribes): An edible medicinal plant M Öztürk, F Aydoğmuş-Öztürk, ME Duru, G Topçu Food chemistry 103 (2), 623-630, 2007 | 424 | 2007 |
| Terpenoids from Salvia sclarea A Ulubelen, G Topcu, C Eri, U Sönmez, M Kartal, S Kurucu, ... Phytochemistry 36 (4), 971-974, 1994 | 366 | 1994 |
| Antimicrobial activity of propolis samples from two different regions of Anatolia M Kartal, S Yıldız, S Kaya, S Kurucu, G Topçu Journal of ethnopharmacology 86 (1), 69-73, 2003 | 334 | 2003 |
| A new flavone from antioxidant extracts of Pistacia terebinthus G Topçu, M Ay, A Bilici, C Sarıkürkcü, M Öztürk, A Ulubelen Food chemistry 103 (3), 816-822, 2007 | 310 | 2007 |
| Bioactive Triterpenoids from Salvia Species G Topçu Journal of natural products 69 (3), 482-487, 2006 | 304 | 2006 |
| Antioxidant, anticholinesterase and antimicrobial constituents from the essential oil and ethanol extract of Salvia potentillifolia İ Kivrak, ME Duru, M Öztürk, N Mercan, M Harmandar, G Topçu Food Chemistry 116 (2), 470-479, 2009 | 270 | 2009 |
| Norditerpenoids and Diterpenoids from Salvia multicaulis with Antituberculous Activity A Ulubelen, G Topcu, CB Johansson Journal of Natural Products 60 (12), 1275-1280, 1997 | 201 | 1997 |
| The chemical constituents and biological activity of essential oil of Lavandula stoechas ssp. stoechas AC Gören, G Topçu, G Bilsel, M Bilsel, Z Aydoğmusç, JM Pezzuto Zeitschrift für Naturforschung C 57 (9-10), 797-800, 2002 | 182 | 2002 |
| Antioxidant abietane diterpenoids from Salvia barrelieri A Kabouche, Z Kabouche, M Öztürk, U Kolak, G Topçu Food chemistry 102 (4), 1281-1287, 2007 | 175 | 2007 |
| Diterpenes from the berries of Juniperus excelsa G Topçu, R Erenler, O Çakmak, CB Johansson, C Çelik, HB Chai, ... Phytochemistry 50 (7), 1195-1199, 1999 | 166 | 1999 |
| Identification of cytotoxic sesquiterpenes from Laurus nobilis L. A Barla, G Topçu, S Öksüz, G Tümen, DGI Kingston Food chemistry 104 (4), 1478-1484, 2007 | 138 | 2007 |
| Biological activity of diterpenoids isolated from Anatolian Lamiaceae plants G Topcu, AC Gören Records of Natural Products 1 (1), 1, 2007 | 132 | 2007 |
| Antioxidant and anticholinesterase active constituents from Micromeria cilicica by radical-scavenging activity-guided fractionation M Öztürk, U Kolak, G Topçu, S Öksüz, MI Choudhary Food Chemistry 126 (1), 31-38, 2011 | 120 | 2011 |
| Antioxidant activity tests on novel triterpenoids from Salvia macrochlamys G Topcu, A Ertas, U Kolak, M Ozturk, A Ulubelen Arkivoc 7 (7), 195-208, 2007 | 119 | 2007 |
| Antibacterial Diterpenes from the Roots of Salvia blepharochlaena A Ulubelen, S Öksüz, G Topcu, AC Gören, W Voelter Journal of natural products 64 (4), 549-551, 2001 | 118 | 2001 |
| Evaluation of fruit extracts of six Turkish Juniperus species for their antioxidant, anticholinesterase and antimicrobial activities M Öztürk, İ Tümen, A Uǧur, F Aydoǧmuş‐Öztürk, G Topçu Journal of the Science of Food and Agriculture 91 (5), 867-876, 2011 | 114 | 2011 |
| DNA as an affinity probe useful in the detection and isolation of biologically active natural products JM Pezzuto, CT Che, DD McPherson, JP Zhu, G Topcu, CAJ Erdelmeier, ... Journal of Natural Products 54 (6), 1522-1530, 1991 | 113 | 1991 |
| Brominated Sesquiterpenes from the Red Alga Laurencia obtusa G Topcu, Z Aydogmus, S Imre, AC Gören, JM Pezzuto, JA Clement, ... Journal of Natural Products 66 (11), 1505-1508, 2003 | 112 | 2003 |
| Bioassay-guided isolation, identification of compounds from Origanum rotundifolium and investigation of their antiproliferative and antioxidant activities R Erenler, B Meral, O Sen, M Elmastas, A Aydin, O Eminagaoglu, G Topcu Pharmaceutical Biology 55 (1), 1646-1653, 2017 | 111 | 2017 |
| Cardioactive diterpenes from the roots of Salvia eriophora A Ulubelen, H Birman, S Öksüz, G Topçu, U Kolak, A Barla, W Voelter Planta medica 68 (09), 818-821, 2002 | 104 | 2002 |
