Angel Roffo
Angel Honorio Roffo Gazzo, Argentine oncologist (Buenos Aires 30 December 1882 – Buenos Aires 24 July 1947) Performed over 400 studies about cancer and authored 6 books ACHIEVEMENTS Recognized tobacco as most significant cause of lung cancer Realized that the tar in cigarettes was primarily cancer responsible Identified polycyclic aromatic hydrocarbons as the principal carcinogenic agents in tobacco His discoveries about tobacco as agent of cancer were forgotten and rediscovered by European and US researchers a few decades later Suggested a relationship between skin cancer and overexposure to the Sun Krebs und Sarcom durch Ultraviolett und Sonnenstrahlen. Zeitschrift fur Krebsforschung 41:448-67, 1935. Performed the first studies about action spectrum of skin photocarcinogenesis (1939) Showed that cholesterol is found in all malignant tumors of the skin and it is susceptible to the influence of solar radiations Described and named nodular myolisis Miolisis nodular de la lengua. Prensa Med. Arg. 15:78-81, 1928-9 Developed Roffo neutral red reaction or test for cancer diagnosis With R. Rivarola. Reacción del rojo neutro en el cancer: su valor diagnostico. Bol. Inst. Med. Exper. Estudo Trat. Cancer 2:709-716, 1925. Described Roffo biological reaction of spleen La reacción biologica del bazo en el cancer provocado por la sangre humana de cancerosos. Bol. Inst. Med. Exper. Est. Trat. Cancer 10:745-56, 1933 Developed a stable compound with selenium, rubidium and eosine for cancer treatment Developed a “culture box” for sterilization in autoclave Honored in eponym Roffo sarcoma HONORS Gold Medal, International Congress of Hygiene, Rome (1912) Bauti Prize, Universitá di Firenze (1936) Medicine & Physiology Nobel Prize nominee (1927, 1937 & 1940) His son, Angel Eduardo Roffo Larroque, oncologist and biophysicist (Buenos Aires 14 July 1909 – La Lucila, Buenos Aires Province 09 September 1985) ACHIEVEMENTS A new technique for determination of fluorescence Nueva tecnica de la determinación de la fluorescencia en el Instituto de Medicina Experimental. Bol. Inst. Med. Exper. Estudo Trat. Cancer 58:975, 1941 A new filter for photo-fluorescence Un Nuevo filtro para la fotofluorescencia. Bol. Inst. Med. Exper. Estudo Trat. Cancer 59: 93, 1942 A new method of calculating the dosage of radium Nueva regla de calculo para mediciones em la radiumtherapia. Bol. Inst. Med. Exper. Estudo Trat. Cancer 59: 83-92, 1942 New technique for quantitative dosage of ultraviolet radiations Nueva tecnica para la dosificación cuantitativa de las radiaciones ultraviolet en la practica del uso medico. Bol. Inst. Med. Exper. Estudo Trat. Cancer
André Pinto Rebouças
André Pinto Rebouças, Brazilian engineer (Cachoeira, Bahia State 13 January 1838 – Funchal, Madeira Island 09 May 1898) ACHIEVEMENTS Suggested multiple docks (1863) Developed a kind of torpedo in time of war against Paraguay Published an incomplete monograph “Ensaio de um vocabulário technico da arte de construir e das sciencias accessorias, nas línguas franceza, ingleza e nacional” (1867-8), with which aided to elaborate an engineering’s technical terminology. These technique normalization anticipated that it occurred in Europe (1868-9) Figured out an original design of a pier with perpendicular moles (1867), the first in the world. This concept was adopted later in New York City seaport (1870) Invented a machine for tensile testing on cement mortar test specimens (1866)
Anders Fredrik Regnell
Anders Fredrik Regnell, Swedish-born Brazilian physician and naturalist (Stockholm 07 June 1807 – Caldas, Minas Gerais State 12 September 1884) Described the orchid species Brasiliorchis serotina 1881 with Barbosa Rodrigues HONORS Regnellidium Lindman 1904 (Pteridophyta) Neoregnellia Urban 1924 (Malvaceae)
Ananda R. Rao
Ananda R. Rao, Indian palaeobotanist (fl. 1931-81) DESCRIBED FOSSIL PLANTAE TAXA Genera Cycadophytites 1959 with Bose Dicotylirhizos 1957 Nipaniorhua 1946 Nipaniostrobus 1943 Ontheodendron 1931 with Sahni Podostrobus 1971 with Bose Rajmahalia 1934 with Sahni Species Cycadophytites florini 1959 with Bose Dicotylirhizos sahnii 1957 Dictyozamites hallei 1933 with Sahni Nipaniorhua granthia 1947 Nipaniostrobus sahnii 1943 Ontheodendron florini 1931 with Sahni Palmoxylon feistmantelii 1969 with Achutan Palmoxylon kraeuseli 1966 with Menon Palmoxylon mahabalei 1967 with Menon Palmoxylon maheshwarii 1964 with Menon Palmoxylon narayanii 1962 with Menon Palmoxylon parthasarathyi 1964 with Menon Podostrobus rajmahalensis 1943 Rajmahalia paradoxa 1934 with Sahni Sphenopteris rajmahalensis 1934 with Sahni Stachyotaxus sampathkumaram 1963 Others Algae Genus Oedogoniites 1957 Species Cyclotella iyengaria 1962 with Awasthi Oedogoniites palanensis 1957 Fungi Species Microthyriacites cooksinae 1959 Microthyriacites sahnii 1959 Palaeosordaria lagena 1959 Perisporiacites varians 1959 Phragmothyrites edwardsii 1958 Pollen/Sporae Genus Podosporites 1943 Species Alisporites auriculiformis 1943 Alisporites jurassicus 1943 Pityosporites nipanica 1943 Podosporites tripakshii 1943 Sporites magadhensis 1943 Sporites navicula 1943 HONORS Raoanthus Chitaley & Patel 1975 (Fossil Plantae)
Amílcar Arandas Rego
Amílcar Arandas Rego, Portuguese-born Brazilian helminthologist and parasitologist (Barcelos, Portugal 30 June 1934- GENERA & SPECIES DESCRIBED (Helminths) Genera Lentiella 1964 Cleberia 1967 Parachoanotaenia 1967 Brayela 1984 Gibsoniela 1984 Jauella 1985 (with Pavanelli) Harriscolex 1987 Houssayela 1987 Travassiella 1987 (with Pavanelli) Nupelia 1991 (with Pavanelli) Paramonticellia 1991 (with Pavanelli) Mariauxiella 1995 (with de Chambrier) Brooksiella 1999 (with Chubb & Pavanelli) Chambriella 1999 (with Chubb & Pavanelli) Euzetiella 1999 (with de Chambrier & Vaucher) Pseudocrepidobothrium 2001 (with V. Ivanov) Scholzia 2005 with Pertierra & Chambrier Species 50 Others 3 species of Trypanosoma See www.diplectanum.dsl.pipex.com/rego
Americo Ricaldoni
Jose Domicio Americo Ricaldoni Saroldi, Uruguayan clinical pathologist (Montevideo 21 October 1868 – Montevideo 06 July 1928) From Italian parentage Brother of Teobaldo J. Ricaldoni ACHIEVEMENTS Reported the first clinical cause of amebic granuloma With A. Berta. La disenteria amibiana en el Uruguay. An. Fac. Med. Montevideo 1:31-190, 1916 Developed hematological techniques for distinguishing cytologically the different types of leukemic conditions With A. Berta. Estados leucemicos y paraleucemicos. An. Fac. Med. Montevideo 1:477-593, 1916 Described Pancoast-Tobias tumor Paralisis atrofica radicular inferior del plexo braquial, por esclerosis epiteliomatosa procedente del domo pleural, en el curso de um cancer latente del pulmón. Las lesiones irradiantes del domo pleural. Anal. Fac. Medic. Montevideo 3, (1918) Achieved the first indirect record of intracranial pressure (1925) before French Janny and Swedish Lundberg First to show definitely the hereditary character of Laurence-Moon-Biedl syndrome With A. Isola. Enfermedad congenita familiar caracterizada por una atrofia adipose-genital a una retinitis pigmentosa y polidactilia. An. Inst. Neurol. Montevideo 1:456-70, 1927