Pierfelice Ravenna
Pierfelice Ravenna, Chilean botanist (1938 – DESCRIBED PLANTAE TAXA Valid Genera Ainea 1979 Ateixa 1971 Catila 1983 Cearanthes 2000 Cobana 1974 Colima 1968 Diamena 1987 Diora 1987 Eithea 2002 Iguala 1968 Kelissa 1981 Lethia 1986 Leucothauma 2009 Ona 2009 Onira 1983 Tocantinia 2000 Subgenera Actine 1983 Cyclogyne 2001 Enoscordum 1978 Euryscordum 1991 Fulgituba 1974 Monanthoscordum 1978 Platyscordum 1978 Surgentia 2000 Tupianthes 2003 Viruflos 1962 Sections Adnata 1988 Andesine 2000 Calolirion 1988 Elatia 1981 Juncella 1988 Lenitium 2000 Nais 1981 Nidia 2000 Nivella 2001 Platyella 1988 Scirpeocharis 2000 Segetia 2003 Sipacapa 2000 Suavia 2005 Synexa 2000 Viperella 2002 HONOURS Herbert Medal, International Bulb Society (1974)
Philippe Rasoanaivo
Philippe Rasoanaivo, Malagasy plant chemist and ethnobotanist (Ouest Ambohijanahary 13 August 1946 – Antananarivo 13 July 2016) Authored over 150 research articles and more than 70 book chapters and entries Made huge contributions in ethnobotany based drugs and phytomedicines, discovering several bioactive compounds Authored studies on hazolava, traditional plant in his native country, important for treating psychiatric and sleep disorders, convulsions and male sexual dysfunction Discovered a novel malaria chemo-sensitizing alkaloid named malagashanine Discovered some novel tropane alkaloids that reverse the multi-drug resistance of cancer cells His research on the wound-healing properties of Ilex mitis (Aquifoliaceae) gave rise to extract of trade name Fanaferol (1975) Studied alkaloids from Strychnos myrtoides (Loganiaceae) as an adjuvant therapy to chloroquine SOME OTHER DISCOVERIES With T. Fossen, A. Yahorau, S. Yahorava et al. New polyfunctional phragmalin limonoids from Neobeguea mahafalensis. Planta Med. 82(11-2):1087-95, 2016 With M. Bourjot, P. Leyssen, C. Eydoux et al. Flacourtosides A-F, phenolic glycosides isolated from Flacourtia ramontchi. J. Nat. Prod. 75(4):752-8, 2012 With M. Carraz, A. Jossang, J.F. Franetich et al. A plant-derived morphinan as a novel lead compound active against malaria liver stages. Plos Med. 3(12), 2006 PATENTS With J.E.S. Wikberg, B. Rasolondratovo & S.R. Andriantiaran. Novel compounds and pharmaceutical preparations from Neobeguea species. WO2008145996 A3 (2007) & US20100247593 A1 With D. Mazier, M. Carraz, J.F. Franetich, A. Jossang, R. Joyeau & F. Di Frappier. Alkaloid compounds and their use as anti-malarial drugs WO2005103008 A1 (2004) & EP1747200 B8 With M. Carraz, A. Jossang, J.F. Franetich, R. Joyeau & D. Mazier. Alkaloids for treatment of malaria. EP04291055 (2004) With F. Di Frappier, S.R. Ratsimamanga & A.F. Trigalo. Composes derivees d’alcaloides et leur utilisation dans le traitment de malaria et cancer. WO2003095459 A3 (2002) With S.R. Ratsimammanga, A.R. Ratsimamanga, K. Cheuk, H.C. Rabemanantsoa, J. Becquart, J. Provost & D. Reisdorf. Preparation and therapeutic uses of plants and plant extracts in the Hylocereus genus WO2005094856 With S.R. Ratsimammanga, A.R. Ratsimamanga, J. Leboul, J. Provost & D. Reisdorf. Mixtures which can be isolated from Eugenia jambolana Lamarck seeds, their preparation and the use of these mixtures and some of their constituents as medicaments 20020051828 (2002) With S.R. Ratsimammanga, A.R. Ratsimamanga, J. Leboul, J. Provost & D. Reisdorf. Mixtures derived from grains of Eugenia jambolana Lamarck preparation and use of said mixtures and some of their constituents as medicaments 5972342 (1999) & 6194412 (2001) With S.R. Ratsimammanga, A.R. Ratsimamanga, J. Leboul, J. Provost & D. Reisdorf. Sodium oxamate for the treatment of diabetic conditions 6300375 (2001) HONOURS Sven Brohult Award, International Foundation for Science, Sweden (2001) AAMPS Award, International Foundation for Science, Sweden (2008)
Pedro Ruiz Gallo
Pedro Ruiz Gallo, Peruvian military (Etén, Chiclayo Province 24 June 1831 – Callao 24 April 1880) Published a treatise about aerial navigation named Estudios Generales sobre navegación aerea y resolución de este importante problema (1878) INVENTIONS A musical Box consisting string-based (1841) Created a vaccine against small-pox (1856) Designed a flying aircraft El Ornitoptero much similar to motorized hang-glider (1878) In according to some sources invented a marine torpedo, a machine gun and one submarine
Pedro Miguel Ruiz Carranza
Pedro Miguel Ruiz Carranza, Colombian herpetologist (Bogotá 03 February 1932 – Bogotá 12 September 1998) DESCRIBED AMPHIBIA TAXA Valid Genera Osornophryne 1976 with Hernandez Hyalinobatrachium 1991 with Lynch Atopophrynus 1982 with Lynch Species 81 HONORS Rulyrana Guayasamín, Castroviejo-Fisher, Trueb, Ayarzaguena, Rada & Vila 2009 (Amphibia)
Paulo Ribenboim
Paulo Ribenboim, Brazilian-born Canadian mathematician (Recife 13 March 1928- Authored nearly 120 works INTRODUCED The notion of the rings of generalized power series The notion of the P-torsion subgroup of a group Several types of realization of groups A general fixed-point theorem for multivalued mappings defined on generalized ultrametric spaces (with S. Priess-Crampe) EPONYMY Ribenboim approximation theorem Ribenboim fixed-point theorem Krull-Ribenboim approximation Ribenboim functions Ribenboim generalized formal power series
Paulino Recch
Paulino Moser Recch, Brazilian amateur entomologist and botanist (Amparo, São Paulo State 26 November 1886 – 1970) From Tirolese descent Studied hybridization and genetic amelioration of orchids and grapevines Honored in genus Recchia Lane 1966 (Coleoptera)