Yazar "Akar, Zeynep" için WoS İndeksli Yayınlar Koleksiyonu listeleme
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BIOLOGICAL ACTIVITIES AND PHYTOCHEMICAL SCREENING OF ETHANOL EXTRACTS FROM ADONIS PARYADRICA (RANUNCULACEAE)
Ucuncu, Osman; Baltaci, Cemalettin; Akar, Zeynep; Duzgun, Azer Ozad; Cuce, Mustafa; Kandemir, Ali (Soc Stiinte Farmaceutice Romania, 2020)In this study, secondary metabolite profiles of flower, leaf and root of Adonis paryadrica ethanolic extracts were performed by using a newly developed and validated LC-MS/MS method. For this purpose, the LC-MS/MS system ... -
Chemical Composition of Pistacia terebinthus L. and its Phytochemical and Biological Properties
Fidan, Muhammed Said; Baltaci, Cemalettin; Oz, Mehmet; Akar, Zeynep) (NORTH CAROLINA STATE UNIV DEPT WOOD & PAPER SCI, 2023)Vitamin C, enzyme activities, phenolic compounds, antioxidant capacity, antimicrobial activity, and essential oil analyses of ripe and unripe fruits of P. terebinthus were investigated. Vitamin C amounts of ripe and unripe ... -
DETERMINATION OF ANTIOXIDANT, ANTIMICROBIAL ACTIVITIES, PHENOLIC COMPOUNDS OF WILD ROSA L. SPECIES BAYBURT, TURKEY
Gidik, Betul; Akar, Zeynep; Can, Zehra; Sefali, Abdurrahman; Erturk, Omer (Parlar Scientific Publications (P S P), 2019)Five different rosehip (Rosa L.) species including, Rosa canina, Rosa iberica Stev, Rosa villosa, Rosa beggeriana Schrenk and same kind of but different location Rosa spinosissima grown in Bayburt from Turkey are studied. ... -
A new colorimetric DPPH center dot scavenging activity method with no need for a spectrophotometer applied on synthetic and natural antioxidants and medicinal herbs
Akar, Zeynep; Kucuk, Murat; Dogan, Hacer (Taylor & Francis Ltd, 2017)2,2-Diphenyl-1-picrylhydrazyl (DPPH center dot) radical scavenging, the most commonly used antioxidant method with more than seventeen thousand articles cited, is very practical; however, as with most assays, it has the ... -
A new colorimetric method for CUPRAC assay with using of TLC plate
Akar, Zeynep; Burnaz, Nesibe Arslan (Elsevier, 2019)Cupric reducing antioxidant capacity (CUPRAC) method is one of the most widely used antioxidant methods. However, its need for a spectrophotometer, as in many other methods, is an important disadvantage. Cupric reducing ... -
An on-line HPLC system for detection of antioxidant compounds in some plant extracts by comparing three different methods
Burnaz, Nesibe Arslan; Kucuk, Murat; Akar, Zeynep (Elsevier Science Bv, 2017)Echinacea (Echinacea purpurea), green tea (Camellia sinensis) and yaylacayi (Thymus praecox OPIZ subsp. grossheimii (Ronniger) Jalas) are herbs used in traditional medicine because of their beneficial health effects. A ... -
Synthesis of new 1,2,4-triazole compounds containing Schiff and Mannich bases (morpholine) with antioxidant and antimicrobial activities
Unver, Yasemin; Deniz, Sadik; Celik, Fatih; Akar, Zeynep; Kucuk, Murat; Sancak, Kemal (Taylor & Francis Ltd, 2016)Compound 2 was synthesized by reacting CS2/KOH with compound 1. The treatment of compound 2 with hydrazine hydrate produced compound 3. Then, compound 3 was converted to Schiff bases (4a-d) by the handling with several ...