| 词条 | Ophiorrhiza |
| 释义 |
|image = Ophiorrhiza mungos.jpg |image_caption = Ophiorrhiza mungos |regnum = Plantae |unranked_divisio = Angiosperms |unranked_classis = Eudicots |unranked_ordo = Asterids |ordo = Gentianales |familia = Rubiaceae |genus = Ophiorrhiza |genus_authority = L. |subdivision_ranks = Species |subdivision = About 150,[1] see text |}}Ophiorrhiza is a genus of flowering plants in the coffee (Rubiaceae) family. Species of the genus contain camptothecin, an alkaloid used to make chemotherapeutic agents.[2][3] So many of Ophiorrhiza species are endemic to certain areas of western Ghats. Species include:
References1. ^1 Beegum, A. S., et al. (2007). Organogenesis from leaf and internode explants of Ophiorrhiza prostrata, an anticancer drug (camptothecin) producing plant. Electronic Journal of Biotechnology 10:1. 2. ^1 Joseph, G. and J. P. Joseph. Rediscovery of Ophiorrhiza caudata (Rubiaceae) from the Western Ghats of Kerala. Rheedia 19 45. 3. ^Viraporn, V., et al. (2010). Correlation of camptothecin-producing ability and phylogenetic relationship in the genus Ophiorrhiza. Planta Med. in pub. 4. ^1 2 Sirikantaramas, S., et al. (2008). Mutations in topoisomerase I as a self-resistance mechanism coevolved with the production of the anticancer alkaloid camptothecin in plants. PNAS 105:18 6782. 5. ^1 2 Arbain, D, et al. (1998). Unusual indole alkaloids from Ophiorrhiza blumeana Korth. J. Chem. Soc., Perkin Trans 1. 6. ^Asano, T., et al. (2004). Camptothecin production by in vitro cultures of Ophiorrhiza liukiuensis and O. kuroiwai. Plant Biotechnology 21:4 275. 7. ^Chu, F., et al. (2006). Taxonomic Status of Ophiorrhiza michelloides (Masam.) X. R. Lo (Rubiaceae) in Taiwan. Taiwania 51:2 143. 8. ^Nakamura, K., et al. (2006). Phylogenetic systematics of the monotypic genus Hayataella (Rubiaceae) endemic to Taiwan. Journal of Plant Research 119:657–661. 9. ^Nakamura, K., et al. (2006). Homostyly and autogamy in Ophiorrhiza pumila (Rubiaceae) in the Ryukyu Archipelago. Journal of Japanese Botany 81:113–120. External links
1 : Rubiaceae genera |
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