Home | About | Quick Start | FAQ
Beta Version 0.1
DHARA is an online index of articles on Ayurveda published in research journals worldwide. Users Online: 1823
  Enter Keyword Below :
      
Advanced

Biological & pharmaceutical bulletin 2006 Apr ; (4) :0
Melanogenesis stimulation in murine B16 melanoma cells by Kava (Piper methysticum) rhizome extract and kavalactones.

Abstract
Melanogenesis stimulation activity of aqueous ethanolic extracts obtained from several different parts of five Piper species, namely Piper longum, P. kadsura, P. methysticum, P. betle, and P. cubeba, were examined by using cultured murine B16 melanoma cells. Among them, the extract of P. methysticum rhizome (Kava) showed potent stimulatory effect on melanogenesis as well as P. nigrum leaf extract. Activity-guided fractionation of Kava extract led to the isolation of two active kavalactones, yangonin (2) and 7,8-epoxyyangonin (5), along with three inactive kavalactones, 5,6-dehydrokawain (1), (+)-kawain (3) and (+)-methysticin (4), and a glucosylsterol, daucosterin (6). 7,8-Epoxyyangonin (5) showed a significant stimulatory effect on melanogenesis in B16 melanoma cells. Yangonin (2) exhibited a weak melanogenesis stimulation activity.

DHARA ID: D015058 Pubmed ID: 16595931


Access to Full Paper Not Available

Replica Louis vuitton Belts Replica Louis vuitton Handbags Replica Louis vuitton Backpack Replica Louis vuitton Capucines Bags Imitazioni Louis vuitton Borse Imitazioni Louis vuitton Cinture Imitazioni Louis vuitton Occhiali Replica Louis vuitton Geldb?rsen Replica Louis vuitton Gürtel Replica Louis vuitton Schmuck Replica Louis vuitton Schal Imitation Louis vuitton Bijoux Imitation Louis vuitton Ceinture Imitation Louis vuitton Chaussures Imitation Louis vuitton Foulard namaak Louis vuitton Gordels namaak Louis vuitton Handtassen namaak Louis vuitton Portemonnees namaak Louis vuitton Schoenen Replica Louis vuitton Bolsos Replica Louis vuitton Billeteras Replica Louis vuitton Cinturones Dior Replica Hermès Replica Yves Saint Laurent Replica Goyard Replica Imitation Louis Vuitton Imitation Hermès Imitation Dior Imitation Yves Saint Laurent Imitazioni Bottega Veneta Borse Imitazioni Delvaux Borse Imitazioni Goyard Borse Replica Taschen Replica Louis Vuitton Replica Hermès Replica Dior Replica Bottega Veneta tassen Replica Chloé tassen Replica Delvaux tassen Replica Goyard tassen imitacion Louis Vuitton imitacion Louis Vuitton imitacion Hermès imitacion Dior Replica Miu Miu Replica Prada Replica Yves Saint Laurent Replica Chanel Replica Gucci Replica Hermès Replica Miu Miu Réplique Chanel Réplique Hermès Réplique Miu Miu Imitazioni Chanel Imitazioni Hermès Imitazioni Miu Miu imitacion Bolso Yves Saint Laurent imitacion Hermes imitacion Chanel imitacion Gucci Gucci Replica Hermes Replica

Copyright | Disclaimer | Feedback | Updates | Contact
Developed and maintained by AVP Research Foundation (Formerly AVT Institute for Advanced Research), 136/137, Trichy Road, Ramanathapuram, Coimbatore - 641045, Tamil Nadu, India
Funded by Central Council for Research in Ayurvedic Sciences, Dept. of AYUSH, Ministry of Health and Family Welfare, Government of India, New Delhi