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Biomedical subjects

Turgut Kiliç

Publications and source records attributed to Turgut Kiliç.

2 recordsLinked to original sources

Diterpenes from Sideritis trojana.

Six known ent-kaurene, a new ent-kaurane and a new pimarane diterpenes were isolated from Sideritis trojana. The structures of new compounds were determined as ent-7alpha-15beta,16beta-epoxykaurane (1), and ent-2alpha-hydroxy-8(14),15-pimaradiene (2) along with the known compounds siderol (3), sideridiol (4), 7-epicandicandiol (5), isocandol B (6), candol A acetate (7) ent-7alpha-acetoxykaur-15-ene (8) by IR, 1D and 2D NMR techniques and HRMS.

Chromatography, Thin Layer↗

Analysis of essential oil composition of Thymbra spicata var. spicata: antifungal, antibacterial and antimycobacterial activities.

The fresh leaves and brine of leaves of Thymbra spicata var. spicata (KARAKIZ) were analyzed by hydrodistillation, headspace and GC/MS techniques. The main components were determined as carvacrol, p-cymene, beta-myrcene, gamma-terpinene, a-terpinene and trans-caryophyllene. The essential oil and the main compounds, carvacrol and trans-caryophyllene, have been tested against E. coli, S. epidermidis, B. subtilis, S. aureus, S. typhimurium, K. pneumoniae, P aeruginosa, E. faecalis and C. albicans. While the essential oil and carvacrol showed strong activity against all microorganisms, except P. aeruginosa, trans-caryophyllene showed activity only against C. albicans. The essential oil and carvacrol also showed strong antimycobacterial activity.

Anti-Bacterial Agents↗