Researchers ground muscadine skin or seeds to a powder and
extracted phenolics by soaking the powder in a solution of enzymes, Marshall said.
They hoped that by treating grape skins and seeds with enzymes that break down cell walls, they could make it easier to
extract phenolic compounds.
Not exact matches
The research has been highlighted in many publications including the Food Chemistry Journal (www.elsevier.com) titled «Comparison of the
phenolic - dependent antioxidant properties of coconut oil
extracted under cold and hot conditions» by Prof. Kapila Seneviratne, Chamil D. Hapuarachchi and Sagarika Ekanayake; Food Science and Technology of Sage Publications titled «Antioxidant activities of the
phenolic extraction of seeds and seed hulls of 5 different species»; International Journal of Food Science and Technology of the United Kingdom; and the International Food Research Journal of Malaysia.
Heating the coconut milk emulsion at 55 C may enhance the incorporation of these
phenolics into the oil; this may be the reason for increased amounts of polyphenols in Virgin Coconut Oil
extracted by wet processing.
They then screened the
extracts — rich in
phenolic acids and flavonoids — for their antimicrobial effect against selected bacterial and fungal strains, to further test different concentrations of
extracts along with a series of antibiotics for the possible effects of these combinations on the observed antimicrobial effect.
All maple syrup samples used in the study were purchased at local markets in Montreal, then frozen until the beginning of each experiment, which involved a series of steps to produce the
phenolic - rich
extract.
Phenolic content and antioxidant activity of cantaloupe (cucumis melo) methanolic
extracts.
Olive Leaf
Extract is a dietary supplement containing significant quantities of
phenolic compounds to provide antioxidant and microbial supportive properties.
Olive Leaf — Flavonoids and
phenolic compounds, found in olive leaf
extract, can stimulate antioxidant and antimicrobial activity.
[viii] Siddhuraju P, Becker K. Antioxidant properties of various solvent
extracts of total
phenolic constituents from three different agroclimatic origins of drumstick tree (Moringa oleifera Lam.)
The
phenolic - rich
extract contained 287.0 + / -9.7 mg / g anthocyanins, while the anthocyanin - enriched fraction contained 595 + / -20.0 mg / g (cyanidin -3-glucoside equivalents), as measured by HPLC and pH differential analysis methods.
Treatment by gavage (500 mg / kg body wt) with a
phenolic - rich
extract and an anthocyanin - enriched fraction formulated with Labrasol lowered elevated blood glucose levels by 33 and 51 %, respectively.
These active ingredients, especially
phenolic acids, are mainly responsible for the biological activities of echinacea
extracts and plant materials.
*
Extracts of E. purpurea roots have greater free radical - scavenging capacity than those of E. pallida or E. angustifolia due to more amounts of
phenolics constitute found in E. purpurea.
Nahar, P.; Driscoll, M.; Li, L.; Slitt, A.L.; Seeram, N.P.
Phenolic mediated anti-inflammatory effects of a maple syrup
extract against RAW264.7 macrophages, Journal of Functional Foods, 2013, in press.
González - Sarrías, A.; Li, L.; Seeram, N.P. Anticancer effects of maple syrup
phenolics and
extracts on proliferation, apoptosis, and cell cycle arrest of human colon cells.
(S.D. Ramaiya et al., 2014), however an infusion of Passiflora edulis was shown to have higher levels of TPs (total
phenolics), and CTs (condensed tannins) than hydroalcoholic
extracts [6], and even still, hydroalcoholic
extracts of P. edulis had higher levels of TFs (total flavonoids)[6].
For example, methanol
extracts were found to contain the highest antioxidant content, with high
phenolic, and antibacterial properties.
For stem
extracts, P. quadrangularis methanol
extract had the highest
phenolic levels, and possessed the highest antioxidant activity [14].
,
Phenolic Compounds from the Leaf
Extract of Artichoke (Cynara scolymus L.) and Their Antimicrobial Activities, 2004
«And now, in preliminary laboratory - based Alzheimer's disease studies,
phenolic - enriched
extracts of maple syrup from Canada showed neuroprotective effects, similar to resveratrol, a compound found in red wine.»
Olive leaf
extract contains oleuropein, which is a
phenolic compound known to have significant antioxidant properties.
(Source) In another study, clove
extract was found to have high antioxidant and free - radical scavenging activity against bacterial strains, as well as high
phenolic content activity.
Polyphenolics
extracts from legume seeds: correlations between total antioxidant activity, total
phenolics content, tannins content and astrigency
And now, in preliminary laboratory - based Alzheimer's disease studies,
phenolic - enriched
extracts of maple syrup from Canada showed neuroprotective effects, similar to resveratrol, a compound found in red wine,» said Dr. Seeram.
Professor Nathalie Tufenkji of McGill University of Montreal and her team found that combining
phenolic compounds from maple syrup
extract with antibiotics made them more effective against bacteria.