Camellia sinensis L. atau yang lebih dikenal daun teh hijau sudah lama digunakan sebagai obat herbal dan juga bisa dijadikan olahan produk makanan maupun minuman. Kandungan polifenol, katekin, tanin memiliki aktivitas antibakteri. Penelitian ini bertujuan untuk mengetahui perasan celup (Camellia L.) dalam menghambat pertumbuhan bakteri Staphylococcus aureus. dilaksanakan secara eksperimen labor...

Two new species of the genus Drepanoctonus Pfankuch, 1911 collected in natural habitats with Wild Tea (Camellia sinensis var. assamica) are described and illustrated: D. rimdahli Liu & Reshchikov, sp. nov. from Chiang Mai Province, Thailand chamagudao Zheng, Yunnan China. bicolor Kusigemati, 1971 is recorded China for first time. An identification key to provided.

active saponin constituents from Camellia (C.) sinensis (Theaceae), we have reported the isolation and structure elucidation of theasaponins A1—A5, C1, E1—E13, F1—F3, G1, G2, and H1, 2—6) assamsaponins A—I, and camelliasaponins B1 and C1 9) from the seeds of Japanese C. sinensis (L.) O. KUNTZE and Sri Lankan C. sinensis L. var. assamica PERRE, and foliatheasaponins I—V from the leaves of Japane...

The purpose of the present study was to examine the effects of Toona sinensis Roemor extracts on antioxidative activities, brain morphological changes and cognitive ability. In an in vitro study, the antioxidant capacities of water extracts from Toona sinensis Roemor leaf (TSL), root (TSR) and bark (TSB) were evaluated by an alpha,alpha-diphenyl-beta-pricryl-hydrazyl radical-scavenging test. Th...

tea leaves contain unsaturated fatty acids, key precursors of volatile compounds contributing to tea aroma quality. tea is cultivated in areas with diverse environmental conditions. nitrogenous fertilizers influence tea yields and quality. a previous single site study demonstrated that increasing nitrogenous fertilizer rates raised fatty acid levels. however it is not known if the magnitudes an...

influence of arbuscular mycorrhizal fungi (amf) (glomus etunicatum, g. intraradices and glomus versiforme) and external phosphorus supplement (8 and 35 mg p kg-1 soil) on leaf p, zn, cu and fe nutrition of 4-month-old tea(camellia sinensis) was studied in an glass house pot experiment. the highest leaf p concentration (up to 59.43% increase) was found in g. versiforme inoculated seedlings gro...