Results 21 to 30 of about 1,444,167 (291)

Mycochemical Screening and Analysis, Antioxidant Activity, and Biochemical Composition of Fermentation Strain Snef1216 (Penicillium chrysogenum)

open access: yesJournal of Analytical Methods in Chemistry, 2020
Antioxidants are the radical scavengers that inhibit peroxidation and other free-radical processes, which in return safeguard different organisms from various diseases attributed to radical reactions.
Aatika Sikandar   +8 more
doaj   +1 more source

Direct anthelmintic effects of condensed tannins from diverse plant sources against Ascaris suum. [PDF]

open access: yesPLoS ONE, 2014
Ascaris suum is one of the most prevalent nematode parasites in pigs and causes significant economic losses, and also serves as a good model for A.
Andrew R Williams   +4 more
doaj   +1 more source

Technological Application of Tannin-Based Extracts

open access: yesMolecules, 2020
Tannins are polyphenolic compounds naturally found in vegetables. Their presence in nature has prompted their historical use in many different ways.
Maria Fraga-Corral   +6 more
doaj   +1 more source

Aktivitas Antioksidan dan Fitokimia dari Ekstrak Etil Asetat Pucuk Idat (Cratoxylum glaucum)

open access: yesIndonesian Journal of Chemical Research, 2018
Neutralizing free radicals can use both synthetic and natural antioxidant compounds. Although synthetic antioxidant compounds are more active, but lately the use of synthetic antioxidants is being reduced because they are reported to have carcinogenic ...
Robby Gus Mahardika, Occa Roanisca
doaj   +1 more source

Selective Inactivation of Human Neutrophil Elastase by Synthetic Tannin

open access: yesJournal of Investigative Dermatology, 1991
Tannins of natural or synthetic origin are well-known adjuvants in topical anti-inflammatory therapy of skin diseases. In this study, the influence of synthetic tannin on neutrophil accumulation, enzyme release, and on the proinflammatory activity of neutrophil-derived enzymes was investigated.
Mrowietz, Ulrich   +2 more
openaire   +2 more sources

SYNTHETIC FULVIC ACIDS FROM TANNIN

open access: yesVìsnik Dnìpropetrovsʹkogo unìversitetu. Serìâ Hìmìâ, 2021
Исследование представляет новый, простой и эффективный метод получения синтетических фульвокислот из танина. Синтез основан на реакции окисления танина чистым кислородом в сильно щелочной среде. Комплексное исследование физико-химических и спектроскопических свойств полученного продукта с использованием методов элементного анализа, спектроскопии в УФ ...
Litvin, Valentina A., Abi Njoh, Roger
openaire   +1 more source

Stability of Principal Hydrolysable Tannins from Trapa taiwanensis Hulls

open access: yesMolecules, 2019
The fruit and hulls of the water caltrop (Trapa taiwanensis Nakai) are used as hepatoprotective herbal tea ingredients in Taiwan. The stability of hydrolysable tannins in herbal drinks has rarely been reported.
Ching-Chiung Wang   +3 more
doaj   +1 more source

Potensi Daun Sirsak (Annona Muricata L.) sebagai Kandidat Fungisida Nabati Penghambat Pertumbuhan Cendawan Patogen Colletotrichum Gloeosporioides

open access: yesJurnal Riset Kimia, 2023
The attack of the Colletotrichum gloeosporioides fungus causes losses to farmers. The prolonged use of synthetic fungicides to treat this fungus harms the environment and consumers.
Syayyidah Fatimatuz Zahro   +4 more
doaj   +1 more source

A Sustainable Application of Turnsole (Dyer’s Litmus) Extract to Dye Protein Fibers: Development of a Microwave-assisted Dye Extraction Process

open access: yesJournal of Natural Fibers, 2022
In recent years, synthetic dyes have proven to be toxic, carcinogenic and polluting. Thus, several researchers have been interested in natural dyes in order to replace them.
Manel Ben Ticha   +4 more
doaj   +1 more source

Oviposition Deterrent Activity of Fungicides and Low-Risk Substances for the Integrated Management of the Olive Fruit Fly Bactrocera oleae (Diptera, Tephritidae)

open access: yesInsects, 2022
The control of Bactrocera oleae is fundamental to decreasing the significant production loss in olive cultivation. However, traditional containment based on the use of synthetic insecticides has been encountering serious limitations due to their negative
Ilaria Checchia   +3 more
doaj   +1 more source

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