1. Department of Chemistry; Faculty of Science; Atatürk University; Erzurum Turkey
2. Department of Food Technology; Oltu Vocational School; Atatürk University; Oltu-Erzurum Turkey
3. Faculty of Sciences and Letters; Aǧri Ibrahim Cecen University; Aǧri Turkey
4. Department of Zoology; College of Science; King Saud University; Riyadh Saudi Arabia
5. Dipartimento NEUROFARBA; Sezione di Scienze Farmaceutiche; Università degli Studi di Firenze; Via Ugo Schiff 6 Sesto Fiorentino (Firenze) I-50019 Italy