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Camptothecin-producing endophytic bacteria from Pyrenacantha volubilis Hook. (Icacinaceae): A possible role of a plasmid in the production of camptothecin.
Soujanya KN, Siva R, Mohana Kumara P, Srimany A, Ravikanth G, Mulani FA, Aarthy T, Thulasiram HV, Santhoshkumar TR, Nataraja KN, Uma Shaanker R. Soujanya KN, et al. Among authors: ravikanth g. Phytomedicine. 2017 Dec 1;36:160-167. doi: 10.1016/j.phymed.2017.09.019. Epub 2017 Sep 28. Phytomedicine. 2017. PMID: 29157810
Genetic structure of the rattan Calamus thwaitesii in core, buffer and peripheral regions of three protected areas in central Western Ghats, India: do protected areas serve as refugia for genetic resources of economically important plants?
Ramesha BT, Ravikanth G, Nageswara Rao M, Ganeshaiah KN, Uma Shaanker R. Ramesha BT, et al. Among authors: ravikanth g. J Genet. 2007 Apr;86(1):9-18. doi: 10.1007/s12041-007-0002-2. J Genet. 2007. PMID: 17656844 Free article.
Prospecting for Camptothecines from Nothapodytes nimmoniana in the Western Ghats, South India: identification of high-yielding sources of camptothecin and new families of camptothecines.
Ramesha BT, Amna T, Ravikanth G, Gunaga RP, Vasudeva R, Ganeshaiah KN, Uma Shaanker R, Khajuria RK, Puri SC, Qazi GN. Ramesha BT, et al. Among authors: ravikanth g. J Chromatogr Sci. 2008 Apr;46(4):362-8. doi: 10.1093/chromsci/46.4.362. J Chromatogr Sci. 2008. PMID: 18402730
Dysoxylum binectariferum Hook.f (Meliaceae), a rich source of rohitukine.
Mohanakumara P, Sreejayan N, Priti V, Ramesha BT, Ravikanth G, Ganeshaiah KN, Vasudeva R, Mohan J, Santhoshkumar TR, Mishra PD, Ram V, Shaanker RU. Mohanakumara P, et al. Among authors: ravikanth g. Fitoterapia. 2010 Mar;81(2):145-8. doi: 10.1016/j.fitote.2009.08.010. Epub 2009 Aug 15. Fitoterapia. 2010. PMID: 19686817
Endophytic fungal strains of Fusarium solani, from Apodytes dimidiata E. Mey. ex Arn (Icacinaceae) produce camptothecin, 10-hydroxycamptothecin and 9-methoxycamptothecin.
Shweta S, Zuehlke S, Ramesha BT, Priti V, Mohana Kumar P, Ravikanth G, Spiteller M, Vasudeva R, Uma Shaanker R. Shweta S, et al. Among authors: ravikanth g. Phytochemistry. 2010 Jan;71(1):117-22. doi: 10.1016/j.phytochem.2009.09.030. Epub 2009 Oct 26. Phytochemistry. 2010. PMID: 19863979
Fusarium proliferatum, an endophytic fungus from Dysoxylum binectariferum Hook.f, produces rohitukine, a chromane alkaloid possessing anti-cancer activity.
Mohana Kumara P, Zuehlke S, Priti V, Ramesha BT, Shweta S, Ravikanth G, Vasudeva R, Santhoshkumar TR, Spiteller M, Uma Shaanker R. Mohana Kumara P, et al. Among authors: ravikanth g. Antonie Van Leeuwenhoek. 2012 Feb;101(2):323-9. doi: 10.1007/s10482-011-9638-2. Epub 2011 Sep 4. Antonie Van Leeuwenhoek. 2012. PMID: 21898150
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