Ara
Toplam kayıt 8, listelenen: 1-8
BIOLOGICAL ACTIVITIES AND PHYTOCHEMICAL SCREENING OF ETHANOL EXTRACTS FROM ADONIS PARYADRICA (RANUNCULACEAE)
(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 ...
A new colorimetric DPPH center dot scavenging activity method with no need for a spectrophotometer applied on synthetic and natural antioxidants and medicinal herbs
(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 ...
Identification of Antioxidant Activity by Different Methods of a Freshwater Alga (Microspora sp.) Collected From a High Mountain Lake
(2019)
Algae contain a large amount of biological active compounds functioning as antioxidant, antimicrobial and anti-tumour. In the present research, antioxidant activity of freshwater alga Microspora sp. (Chlorophyta) extract ...
Effects of Cold and Hot Infusions on Antioxidant Activities of Rosehip Tea Bag
(2021)
In this study, the antioxidant activity values of infusions at different temperatures of the commercially sold rosehip tea bag. To determine the effect of different infusion temperatures on antioxidant activity, 7 different ...
LC–MS/MS and RP–HPLC–UV Analysis and Antioxidant Activities of Arum italicum Miller Edible and Nonedible Tuber Parts
(2021)
In the study, the phenolic components and antioxidant activities of edible and nonedible parts of tuber of Arum italicum plant were carried out to determine in methanolic and water extracts. In addition, the antioxidant ...
Synthesis of new 1,2,4-triazole compounds containing Schiff and Mannich bases (morpholine) with antioxidant and antimicrobial activities
(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 ...
Can an abts antioxidant test be performed without a spectrophotometer?
(2020)
ABTS• + (2,2-azinobis- (3-ethylbenzothiazoline-6-sulphonic acid)) radical scavenging assay is widely used to determine the antioxidant activity of natural and synthetic substances. As other antioxidant activity determination ...
Chemical compositions by using LC–MS/MS and GC–MS and antioxidant activities of methanolic extracts from leaf and flower parts of Scabiosa columbaria subsp. columbaria var. columbaria L.
(Elsevier B.V., 2021)
The members of the Scabiosa genus are one of the traditional medicinal plants used in the treatment of many diseases, in particular the treatment of scabies. In this study, it was aimed to determine antioxidant activities ...