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Anti-tumor Promoting Activity of Bufadienolides from Kalanchoe pinnata and K. daigremontiana × butiflora
- U. Supratman, T. Fujita, H. Ohigashi
- Chemistry, BiologyBioscience, biotechnology, and biochemistry
- 1 January 2001
Results strongly suggest that bufadienolides are potential cancer chemopreventive agents.
Colour properties, stability, and free radical scavenging activity of jambolan (Syzygium cumini) fruit anthocyanins in a beverage model system: Natural and copigmented anthocyanins
New Insecticidal Bufadienolide, Bryophyllin C, from Kalanchoe pinnata
- U. Supratman, T. Fujita, K. Akiyama, H. Hayashi
- Biology, MedicineBioscience, biotechnology, and biochemistry
- 1 January 2000
Two insecticidal bufadienolides were isolated from a methanol extract of the leaves of Kalanchoe pinnata by bioassay-guided fractionation and showed strong insecticidal activity against third instar larvae of the silkworm.
A new antiplasmodial sterol from Indonesian marine sponge, Xestospongia sp
A new antimalarial sterol, kaimanol was isolated from the Indonesian Marine sponge and compared to those related compounds previously reported, which exhibited antiplasmodial activity against Plasmodium falciparum 3D7 strains.
Triterpenes and steroids from the leaves of Aglaia exima (Meliaceae).
Triterpenoid Pentacyclic Antimalarial Activity from the Leaves of Erythrina variegata
The chemical structure of an antimalarial compound was determined on the basis of spectroscopic evidence and compared to previous data then this compound is identified as a pentacyclic triterpenoid oleane derivative, namely 3,22,23-trihydroxy-oleane-12-ene.
Flavonoid Compounds from the Leaves of Kalanchoe prolifera and Their Cytotoxic Activity against P-388 Murine Leukimia Cells
− Seven flavonoid compounds, kaempferol (1), quercetin (2), quercetin-3-O-β-D-glucopyranoside (3), kaempferol-3-O-β-D-glucopyranoside (4), kaempferol-3-O-α-L-rhamnoside (5), quercetin-3-O-sophoroside…
New polyketides, paralactonic acids A-E produced by Paraconiothyrium sp. SW-B-1, an endophytic fungus associated with a seaweed, Chondrus ocellatus Holmes.
New naphthoquinone derivatives from Fusarium napiforme of a mangrove plant
Compounds 1, 2 and 3 exhibited moderate antibacterial activity against Staphylococcus aureus and Pseudomonas aeruginosa and were phytotoxic action in lettuce seeding at a concentration of 30 μg · mL−1.