Journal ArticleDOI
Inhibition of passive cutaneous anaphylaxis by compounds of Camellia sinensis.
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TLDR
Caffeine, theophyllines, theobromine, (+) catechin, (-) epicatechin, gallic acid and theaflavin obtained from black tea inhibit passive cutaneous anaphylactic reaction in mice without affecting acetylcholine, histamine and serotonin induced broncho-constriction in the guinea pig.Abstract:
Caffeine, theophylline, theobromine, (+) catechin, (-) epicatechin, gallic acid and theaflavin obtained from black tea ( CAMELLIA SINENSIS) inhibit passive cutaneous anaphylactic reaction in mice without affecting acetylcholine, histamine and serotonin induced broncho-constriction in the guinea pig. Theophylline and theaflavin antagonise only prostaglandin F 2 alpha induced bronchoconstriction.read more
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Journal ArticleDOI
Persimmon leaf extract and astragalin inhibit development of dermatitis and IgE elevation in NC/Nga mice.
Mayumi Kotani,Motonobu Matsumoto,Akihito Fujita,Shinji Higa,Way Wang,Masaki Suemura,Tadamitsu Kishimoto,Toshio Tanaka +7 more
TL;DR: A novel activity of astragalin is demonstrated and the dramatic effect of persimmon leaf extract and astrgalin on atopic dermatitis-model mice is demonstrated.
Journal ArticleDOI
Phenols from Fagus sylvatica and their role in defence against Cryptococcus fagisuga.
TL;DR: In extracts of inner and outer bark of Fagus sylvatica, qualitative dependence of the phenolic composition on infection with Cryptococcus fagisuga feeding in the parenchyma tissue was observed.
Journal ArticleDOI
A molecular docking study of EGCG and theaflavin digallate with the druggable targets of SARS-CoV-2.
TL;DR: A comparative study of docking scores and the type of interactions of EGCG, TF3 with the possible targets of COVID-19 showed that the tea polyphenols had good docking scores with significant in-silico activity.
Journal ArticleDOI
Antiallergic Activity of Some Traditional Indian Medicinal Plants
TL;DR: Alcohol extracts of fourteen plants traditionally used in India for antiallergic disorders were evaluated and Coleusforskohlii, Nyctanthes arbortristis, Pterocarpus santalinus, Rubia cordifolia and Momordica dioica were found to inhibit passive cutaneous anaphylaxis in the mouse and rat.
Book ChapterDOI
Colour and Flavour Characteristics of Made Tea
TL;DR: Tea, Camellia sinensis, L (O. Kuntze), which belongs to the family Theaceae, occurs in the natural environment of South East Asia and is a cross-breeding plantation crop.
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