Results 31 to 40 of about 91,821 (200)

PERBANDINGAN BERBAGAI METODE PENGUJIAN AKTIVITAS ANTIOKSIDAN (DPPH, ABTS DAN FRAP) PADA TEH HITAM (Camellia sinensis)

open access: yesJurnal Teknologi Pertanian, 2023
Senyawa antioksidan berperan dalam menghambat atau menunda reaksi oksidasi molekul dengan cara memperlambat proses inisiasi atau propagasi reaksi oksidasi berantai.
Zerlinda Theafelicia, Siti Narsito Wulan
doaj   +1 more source

The Antioxidant Activity of Sterculia stipulata Korth Woods and Leaves by FRAP Method

open access: yes, 2020
The genus Sterculia rich of metabolite secondary flavonoids and phenolic compounds. The phenolic compounds such as phenolic acid, propanoic phenyl, coumarins, lignans, and lignin with much smaller amounts than flavonoids.1 The ironreducing antioxidant ...
Rini Prastiwi   +4 more
semanticscholar   +1 more source

Antioxidant effect of onion peel extracts (Allium cepa L.) on the stability of soybean oil under thermo-oxidative degradation

open access: yesRevista Principia, 2023
Onion peels have considerable amounts of bioactive compounds with high antioxidant capacity. This study aimed to assess the antioxidant capacity of yellow, white, and purple onion peel extracts and to analyze their antioxidant effects on the thermo ...
Wellington Mamoro Umeda, Neuza Jorge
doaj   +1 more source

Evaluation of Antioxidant Activity of Total Extract of Onopordon leptolepis L. in Vitro [PDF]

open access: yesTaṣvīr-i salāmat, 2012
Background and objectives : Medicinal plants are valuable natural resources that have been considered nowadays in developed countries as raw materials for converting into safe drugs for human.
Einollah Valizadeh   +2 more
doaj  

Antioxidant and Antiaging Potential of Salak Fruit Extract (Salacca zalacca (Gaert.)Voss)

open access: yesMajalah Obat Tradisional, 2023
Natural skin aging is indicated by a loss of skin structure and integrity caused by external factors including UV exposure. This exposure causes oxidative stress on skin cells, initiates aging, and degradation of extracellular matrix (ECM) structure ...
Wahyu Widowati   +3 more
doaj   +1 more source

FRAP analysis of photosynthetic membranes [PDF]

open access: yesJournal of Experimental Botany, 2004
Fluorescence Recovery after Photobleaching (FRAP) is a technique widely used in cell biology to observe the dynamics of biological systems, including the diffusion of membrane components. More information is needed on the dynamics of photosynthetic membranes in order to help to understand processes such as photosynthetic electron transport, regulation ...
openaire   +2 more sources

Oxidative stress and biomarker of TNF-α, MDA and FRAP in hypertension

open access: yesJournal of Medicine and Life, 2019
Concurrent with the misbalance of oxidizing agents and antioxidants, high blood pressure is a major physical burden condition in the current scenario. Tumor necrosis factor-α (TNF-α) plays a vital role in the pathogenesis of hypertension.
M. Verma   +4 more
semanticscholar   +1 more source

Phenolic Content, Antioxidant Activity and Quality Characteristics of Hulled Wheats Originating from Türkiye

open access: yesTurkish Journal of Agriculture: Food Science and Technology
This study investigated selected quality and functional characteristics of 17 hulled wheat accessions (Triticum monococcum and Triticum dicoccum) preserved in the Türkiye Seed Gene Bank, along using four modern wheat cultivars (Triticum aestivum L.
Fatma Ruveyda Alkan   +3 more
doaj   +1 more source

Protective mechanism of turmeric (Curcuma longa) on carbofuran-induced hematological and hepatic toxicities in a rat model

open access: yesPharmaceutical Biology, 2017
Context: Turmeric (Curcuma longa L. [Zingiberaceae]) is used in the treatment of a variety of conditions including pesticide-induced toxicity. Objective: The study reports the antioxidant properties and the protective effects of turmeric against ...
Md. Sakib Hossen   +8 more
doaj   +1 more source

Limpasu Pericarpium : an Alternative Source of Antioxidant From Borneo with Sequential Maceration Method

open access: yesJurnal Profesi Medika, 2021
Antioxidants are substances that can slow down the oxidation process of free radicals. Limpasu plant (Baccaurea lanceolata (Miq) Muell. Arg), an indigenous plant of Borneo, is a natural antioxidant source.
Irfan Zamzani, Nita Triadisti
doaj   +1 more source

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