Results 21 to 30 of about 37,620 (277)

Evaluation of different methodologies for the determination of phenolic compounds in tropical fruits

Brazilian Journal of Food Technology, 2020
Phenolic compounds are natural antioxidants and can be found with abundance in fruits and vegetables. One of the first methods created for analyzing phenolic compounds was the Folin-Denis method; and hereafter, the Folin Ciocalteu method was developed ...
Karina Carvalho Guimarães, Derlyene Lucas Salgado, Elisângela Elena Nunes Carvalho   +2 more
doaj   +1 more source

Polifenoles totales de Ganoderma lucidum cultivado en residuos de Pandala talaumanariñensis y Avena sativa

Biotecnología en el Sector Agropecuario y Agroindustrial, 2021
Ganoderma lucidum es un hongo medicinal con gran demanda en el mercado mundial, reconocido por poseer numerosos compuestos bioactivos con potencial antioxidante, principalmente por sus polifenoles, triterpenos y polisacáridos.
Byron Mueses Mafla, Olga Lucia Benavidez Calvache   +1 more
doaj   +1 more source

A Comparison of Laboratory Analysis Methods for Total Phenolic Content of Cider

Beverages, 2020
Total phenolic content is widely accepted as a key measure of quality for cider. Apple juice and cider, made from six apple varieties including dessert and cider apples, were analysed for total phenolics using three different methods: (a) the Folin ...
Madeleine L. Way, Joanna E. Jones, David S. Nichols, Robert G. Dambergs, Nigel D. Swarts   +4 more
doaj   +1 more source

IS A FAMED BIOCHEMICAL REAGENT NAMED FOLIN-CIOCALTEAU OR FOLIN-CIOCALTEU?

Central Asian Journal of Medical Hypotheses and Ethics, 2023
IS A FAMED BIOCHEMICAL REAGENT NAMED FOLIN-CIOCALTEAU OR FOLIN-CIOCALTEU?
openaire   +1 more source

Total antioxidant capacity, total phenolic content and mineral elements in the fruit peel of Myrciaria cauliflora

Brazilian Journal of Food Technology, 2013
The in vitro antioxidant capacity, total phenolic content and mineral elements of the fruit peel of Myrciaria cauliflora were investigated. The antioxidant capacity was analyzed by the diphenylpicrylhydrazyl (DPPH), 2,2'-azino-bis(3-ethylbenzthiazoline-6-
Clináscia Rodrigues Rocha Araújo, Thiago de Mello Silva, Monica Lopes, Paula Villela, Antônio Flávio de Carvalho Alcântara, Nísia Andrade Villela Dessimoni-Pinto   +5 more
doaj   +1 more source

Inability of total antioxidant activity assays to accurately assess the phenolic compounds of date palm fruit (Phoenix dactylifera L.)

NFS Journal, 2021
Background: Phenolic compounds in date palm fruit (dates) contribute to the color, antioxidant activity, and nutritional value of the fruit. This study aimed to compare the accuracy of the Folin–Ciocalteu, 2,2′-azino-bis (3-ethylbenzothiazoline-6 ...
Muneeba Z. Alam, Maryam S.R. Alhebsi, Sami Ghnimi, Afaf Kamal-Eldin   +3 more
doaj   +1 more source

Development of a low-cost colorimetric paper-based spot test for the environmental monitoring of phenolic pollutants

Environmental Challenges, 2021
This work reported the development, prototyping and validation of a low-cost colorimetric paper-based sensor for the analysis of phenolic contaminants in waterbodies.
Denes Ferraz, Douglas Vieira Thomaz, Rafael Souza Antunes, Flavio Marques Lopes   +3 more
doaj   +1 more source

Total Polyphenol Intake Estimated by a Modified Folin–Ciocalteu Assay of Urine [PDF]

Clinical Chemistry, 2006
AbstractBackground: Plant polyphenols have been studied largely because of the possibility that they might underlie the protective effects afforded by fruit and vegetable intake against cancer and other chronic diseases. Measurement of polyphenol content excreted in urine as an indicator of polyphenol consumption may offer a routine screening method ...
Elena, Roura, Cristina, Andrés-Lacueva, Ramon, Estruch, Rosa M, Lamuela-Raventós   +3 more
openaire   +2 more sources

Προσδιορισμός ολικών φαινολικών συστατικών στα φύλλα ειδών του γένους ακτινιδιά στην περιοχή της Άρτας με τη μεθόδου MICRO - FOLIN CIOCALTEU. Σύγκριση MICRO FOLIN με MACRO - FOLIN CIOCALTEU

, 2022
Το ακτινίδιο είναι ένα εσπεριδοειδές, το οποίο αποτελεί πλούσια πηγή αντιοξειδωτικών και έχει εισαχθεί έντονα στην διατροφή των ανθρώπων. Υπάρχουν πολλές ποικιλίες ακτινιδίων με τις πιο γνωστές να είναι: Hayward, Soreli, Bruno, Allison κ.α.. Επιπροσθέτως
Ζώνιου, Ξανθία, Σιαμαλέκα, Ελένη   +1 more
core   +1 more source

ATIVIDADE COMPARATIVA DE POLIFENÓIS TOTAIS E COMPOSTOS ANTIO-XIDANTES DA UNCARIA TOMENTOSA POTENCIADA COM ÁCIDO CÍTRICO

Revista Brasileira de Engenharia de Biossistemas, 2021
Uncaria tomentosa, uma trepadeira notável por conter altas concentrações de alcaloides oxindois e compostos fenólicos, é comumente usada na medicina tradicional como agente anti-inflamatório e antioxidante.
Cesar Augusto Roque Borda, Camila Katerine Aranda Medina, Raiza Felismino Silveira, Priscilla Ayleen Bustos Mac-Lean, Angela Vacaro de Souza, Fernando Ferrari Putti, Eduardo Festozo Vicente   +6 more
doaj   +1 more source