Results 71 to 80 of about 161,711 (240)

Aktivitas Penangkapan Radikal Bebas DPPH dan Daya Reduksi Ekstrak Gracilaria verrucosa

open access: yesJRST: 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   +2 more
doaj   +1 more source

Potencial do processo de nanofiltração na concentração de compostos bioativos do suco de melancia (Citrullus lanatus) [PDF]

open access: yes, 2013
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciencias Agrarias, Programa de Pós-Graduação em Ciência dos Alimentos, Florianópolis, 2013.A melancia de polpa vermelha (Citrullus lanatus) é considerada um fruto de alto valor ...
Arriola, Nathalia Darminia Aceval
core  

Modulation of the TGF‐β/Smad Signaling Pathway by a Bioactive Oxidized Polygonati Rhizoma Polysaccharide Crosslinked Chitosan Hydrogel as Therapeutic Carrier for Parkinson's Disease Treatment

open access: yesAdvanced Science, EarlyView.
An injectable, self‐healing COPRP hydrogel integrates structurally defined oxidized Polygonati rhizoma polysaccharide with carboxymethyl chitosan through dynamic Schiff‐base crosslinking. The bioactive matrix scavenges reactive oxygen species, suppresses neuroinflammation, protects dopaminergic neurons, and supports sustained levodopa release.
Peng Dai   +10 more
wiley   +1 more source

Determination of Antioxidant Activity by DPPH in Non-traditional Cereals

open access: yes, 2013
Diplomová práce obsahuje charakteristiku obilovin, antioxidační aktivity a antioxidantů, definování jednotlivých metod sloužících ke stanovení antioxidační aktivity se zaměřením na metodu DPPH.
Jančová, Veronika
core   +2 more sources

Crystal Guava (Psidium guajava L. “Crystal”): Evaluation of In Vitro Antioxidant Capacities and Phytochemical Content

open access: yesThe Scientific World Journal, 2020
Free radicals can cause many diseases, such as cancer. Antioxidant is a compound that could scavenge free radicals. One of the natural antioxidants is guava.
Rika Hartati   +2 more
doaj   +1 more source

Antioxidant evaluations by DPPH and ORAC methods.

open access: yes, 2018
Antioxidant evaluations by DPPH and ORAC methods.
Ana Claudia F. Amaral (5770709)   +8 more
core   +1 more source

On-Chip ESR Measurements of DPPH at mK Temperatures [PDF]

open access: yes, 2015
We study electron spin resonance (ESR) of DPPH at mK temperatures. Here we employ a superconducting coplanar microwave resonator that allows convenient implementation in a dilution refrigerator as well as operation at multiple ESR frequencies, in this ...
Bothner, Daniel   +4 more
core   +1 more source

DPPH free radical scavenging activities of L-asparaginase.

open access: yes, 2023
DPPH free radical scavenging activities of L-asparaginase.
Monaza Bibi (17291397)   +7 more
core   +1 more source

ROS/pH‐Responsive Phenylboronic Acid–Chitosan Nanoparticles Improve Silymarin‐Mediated Hepatoprotection After Hepatectomy With Gut‐Liver Axis‐Associated Responses

open access: yesAdvanced Science, EarlyView.
Bioactive phenylboronic acid–chitosan nanoparticles enable responsive silymarin delivery for post‐hepatectomy liver protection. The nanoplatform integrates antioxidant and antibacterial functions, improves hepatic recovery, and is associated with coordinated shifts in gut microbiota, metabolites, cytokines, and hepatic proteomic pathways, suggesting a ...
Jinjin Tong   +9 more
wiley   +1 more source

In vitro μελέτη διατροφικής αξίας ποικιλιών κινόας (Chenopodium quinoa)

open access: yes, 2017
Η παρούσα εργασία εξετάζει την in vitro διατροφική αξία 3 ποικιλιών κινόας (Chenopodium quinoa), με έμφαση στις αντιοξειδωτικές, αντιαθηρογόνες και αντιθρομβωτικές ιδιότητες της.
Μπουζέλος, Βύρων   +1 more
core  

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