paraxanthine/camellia

Kiungo kimehifadhiwa kwenye clipboard

Chagua aina ya aina

3 matokeo

Purification and characterization of caffeine synthase from tea leaves.

Watumiaji waliosajiliwa tu ndio wanaweza kutafsiri nakala

Ingia / Ingia

Caffeine synthase (CS), the S-adenosylmethionine-dependent N-methyltransferase involved in the last two steps of caffeine biosynthesis, was extracted from young tea (Camellia sinensis) leaves; the CS was purified 520-fold to apparent homogeneity and a final specific activity of 5.7 nkat mg-1 protein

Biosynthesis of caffeine by tea-leaf extracts. Enzymic formation of theobromine from 7-methylxanthine and of caffeine from theobromine.

Watumiaji waliosajiliwa tu ndio wanaweza kutafsiri nakala

Ingia / Ingia

1. Extracts prepared from tea leaves with Polyclar AT (insoluble polyvinylpyrrolidine) contained two methyltransferase activities catalysing the transfer of methyl groups from S-adenosylmethionine to 7-methylxanthine, producing theobromine, and to theobromine, producing caffeine. 2. The

Induction of the procarcinogen-activating CYP1A2 by a herbal dietary supplement in rats and humans.

Watumiaji waliosajiliwa tu ndio wanaweza kutafsiri nakala

Ingia / Ingia

Herbal dietary supplements to promote health may be double-edge swords. A herbal dietary supplement, FastOne, which contains extracts of kola nut, grape, green tea and Ginkgo biloba, and is used as an agent for weight management, was administered to rats to test whether it induced CYP1A2, a

Jiunge na ukurasa
wetu wa facebook

Herbal & Natural Medicine

Hifadhidata kamili ya mimea ya dawa inayoungwa mkono na sayansi

Inafanya kazi katika lugha 55
Uponyaji wa mitishamba unaungwa mkono na sayansi
Kutambua mimea kwa picha
Ramani ya GPS inayoshirikiana
Soma machapisho ya kisayansi yanayohusiana na utafutaji wako
Tafuta mimea ya dawa na athari zao
Panga maslahi yako na fanya tarehe ya utafiti wa habari, majaribio ya kliniki na ruhusu

Andika dalili au ugonjwa na usome juu ya mimea ambayo inaweza kusaidia, chapa mimea na uone magonjwa na dalili ambazo hutumiwa dhidi yake.
* Habari zote zinategemea utafiti wa kisayansi uliochapishwa