Results 11 to 20 of about 169,101 (262)

Can aluminum, a non-redox metal, alter the thermodynamics of key biological redox processes? The DPPH-QH 2 radical scavenging reaction as a test case. [PDF]

, 2021
The increased bioavailability of aluminum has led to a concern about its toxicity on living systems. Among the most important toxic effects, it has been proven that aluminum increases oxidative stress in biological systems, a controversial fact, however,
Jose , Lanuza, Xabier, Lopez, Veronica, Postils   +2 more
core   +2 more sources

Infusiones de plantas medicinales: Actividad antioxidante y fenoles totales

Agroindustrial Science, 2020
Las infusiones son consumidas como bebidas sociales para aliviar dolencias y como parte de la cultura por siglos. El objetivo de la investigación es evaluar la capacidad antioxidante (DPPH y ABTS°+) y fenoles totales de infusiones preparadas con plantas ...
Elizabeth Ordoñez, Antonio López, Darlym Reátegui   +2 more
doaj   +1 more source

Potensi Antioksidan Rumput Laut Gracilaria verrucosa Dari Pantai Gunung Kidul, Yogyakarta

Jurnal Kelautan Tropis, 2019
Gracilaria verrucosa is red algae that has been widely used as an antioxidant. This research was conducted to test antioxidant activity, total phenolic content and bioactive compound of Gracilaria verrucosa obtained from Pok Tunggal Beach and Ngandong ...
Wahyu Febrianto, Ali Djunaedi, Suryono Suryono, Gunawan Widi Santosa, Sunaryo Sunaryo   +4 more
doaj   +1 more source

The Effectiveness of Adding Red Fruit Oil (Pandanus conoideus Lamk.) into Ethanol Extract of Temulawak rhizome (Curcuma xanthorrhiza Roxb.) as Antioxidant

Jurnal Kimia Sains dan Aplikasi, 2020
Curcuma xanthorrhiza Roxb (temulawak) is a native Indonesian plant; ethnobotanically, it can facilitate breast milk, body fresheners, stomach lozenges, and seizure medications.
Sari Purbaya, Lilis Siti Aisyah, Dona Nopitasari   +2 more
doaj   +1 more source

Aktivitas Penangkapan Radikal Bebas DPPH dan Daya Reduksi Ekstrak Gracilaria verrucosa

JRST: Jurnal Riset Sains dan Teknologi, 2020
Gracilaria verrucosa adalah salah satu jenis rumput laut merah yang memiliki kandungan bioaktif untuk antioksidan alami. Penelitian ini bertujuan untuk mengetahui aktivitas antioksidan yang terkandung di dalam Gracilaria verrucosa dengan menggunakan dua ...
Anggi Setiabudi, Delianis Pringgenies, Ali Ridlo   +2 more
doaj   +1 more source

Phytochemical constituents of Centotheca lappacea (L.) Desv. determined with online DPPH assay coupled to LC-ESI-QTOF-MS and headspace GC-MS [PDF]

Songklanakarin Journal of Science and Technology (SJST), 2021
Centotheca lappacea (L.) Desv. or “hee yum” grass has been used in Thailand for postpartum care. This study focused on analyses of elements, antioxidants and volatile compounds from C. lappacea.
Genet Minale, Prapapan Temkitthawon, Neti Waranuch, Nitra Nuengchamnong, Ngamrayu Ngamdokmai, Supaporn Pitiporn, Pakakrong Kwankhao, Kornkanok Ingkaninan   +7 more
doaj   +1 more source

Plant elicitation with salicylic acid increases bioactive compounds content and antioxidant activity in the infusion of Achillea millefolium L.

Bioscience Journal, 2019
This study evaluated the total polyphenols content and the antioxidant activity of the infusion prepared with leaves from Achillea millefolium L. plants treated with salicylic acid (SA).
Pedro Henrique Gorni, Ana Cláudia Pacheco, Jonathan Fogaça Albuquerque Silva, Ronaldo Rossetti Moreli, Kamille Daleck Spera, Regildo Márcio Gonçalves Silva   +5 more
doaj   +1 more source

AKTIVITAS ANTIOKSIDAN EKSTRAK ETANOL, ETIL ASETAT, DAN n-HEKSANA BATANG TURI PUTIH (Sesbania grandiflora (L.) Pers.) DENGAN METODE DPPH (1,1-Diphenyl-2-picrylhydrazyl)

Jurnal Kimia Riset, 2020
Turi (Sesbania grandiflora (L.) Pers.) merupakan jenis tanaman yang tersebar luas di wilayah Indonesia dan termasuk dalam famili Fabaceae serta memiliki potensi sebagai antioksidan alami.
Jamilatur Rohmah, Ida Agustini Saidi, Ida Agustini Saidi, Chylen Setiyo Rini, Chylen Setiyo Rini, Devi Arvindani Masyitha, Devi Arvindani Masyitha   +6 more
doaj   +1 more source

Antioxidant Activity and Essential Amino acid Content of Bread Wheat (Triticum aestivum L.) Varieties

Journal of Agricultural Sciences, 2023
In recent years, consumption of healthy and nutritious products has come to the forefront with the increased consumers’ awareness because of sensitivity to human health.
Osman Erekul, Ali Yiğit
doaj   +1 more source

Kinetics of quercetin and DPPH radical reaction

, 2022
Kvercetin spada u podskupinu flavonola te mu se pripisuje niz bioloških učinaka: antioksidativni, antikarcinogeni, antialergijski, protuupalni i drugi.
Murković, Dorotea
core   +1 more source