A.K.M. Nurul Islam
Abul Khayer Mohammed Nurul Islam, Bengali phycologist and hydrobiologist (Natore District, Rajshahi Division, 27 October 1928 – Dhaka 01 July 2006) Described the valid genus Kirchneriellosaccus 1969 (Chlorophyta) and about 300 new algal species and varieties
Zilkar Cavalcante Maranhão
Zilkar Cavalcante Maranhão, Brazilian agricultural entomologist (Piracicaba, São Paulo State 1913 – Piracicaba, São Paulo State 14 September 1995) SOME BIBLIOGRAPHY Principaes pragas da figueira cultivada. Rev. Agric. 13:140-57, 1938 Carunchos, gorgulhos, traças e outros insetos destruidores dos grãos leguminosos, cereais e seus subprodutos. Rev. Agric. Piracicaba 14:55-72, 1939 Pragas das Cucurbitáceas cultivadas. Rev. Agric. 14(9-10):371-88, 1939 Os insetos nocivos e o seu poder destruidor. Sitios e fazendas 7(5):24, 1942 Plantas inseticidas. Rev. Agric. 29(3-4):113-121, 1954 With S. Simão. Os insectos como agentes polinizadores de mangueira. Anais Esc. Sup. Agr. Luiz de Queiroz 16:299-304, 1959 With F.A. M. Mariconi & A.R. Monteiro. Contribuição para o conhecimento de duas espécies de cupim do Vale do Paraíba (Estado de São Paulo). Anais Esc. Sup. Agric. Luiz de Queiroz 22:233-45, 1965 With D. Gallo & J. Bergamin. Tratamento de sementes de melancia com inseticidas sistêmicos. HONORS Zilkaria de Menezes 1974 (Hemiptera)
Yisheng Mao
Yisheng Mao, Chinese structural engineer (Dantu, Jiangsu Province 09 January 1896 – Beijing 12 November 1989) Authored over 200 papers and 6 books Regarded as founder of modern bridge engineering Authored his dissertation Secondary stresses in Bridge Truss where enunciated Mao law (1919) MEMBERSHIP Senior Member, International Bridge and Structural Project Association Foreign Academician, National Academy of Sciences, United States (1956) Honorary Members, Canadian Society of Civil Engineers
Y.K. Mathur
Y.K. Mathur, Indian palaeobotanist Alone or with his wife Kawal Mathur described many new species DESCRIBED FOSSIL & SPORAE GENERA Bankurapollis 1987 with Chopra Clavatricolporoidites 1966 Drasipollenites 1980 with Jain Durgaipollenites 1987 with Chopra Echimonocolpites 1966 Echitetrasporites 1995 with Prasad & Jain Foveopentacolpites 1987 with Chopra Gangapollenites 1987 with Chopra Hooghlypollenites 1987 with Chopra Kindopollis 1980 with Jain Ladakhipollenites 1980 with Jain Naeratisporites 1969 with K. Mathur Padmapollenites 1987 with Chopra Psilainaperturites 1966 Psilamonocolpites 1966 Psilatetracolporites 1963 Retihexacolpites 1966 Retiinaperturites 1966 Retinonacolpites 1966 Retioctacolpites 1966 Retipentacolpites 1966 Retiseptacolpites 1987 with Chopra Retitetracolpites 1966 Retitricolporoidites 1966 Rinnesporites 1980 with Jain Sagaripollis 1987 with Chopra Scabradiporites 1980 with Jain Scabramonocolpites 1966 Scabrapentaporites 1963 Striainaperturites 1966 Striamonocolpites 1969 with K. Mathur Striamonoletes 1966 Verrunonacolpites 1966 HONORS Mathurisporites Kalgutkar & Janson 2000 (Fossil Fungi)
Wolfgang Meckbach
Wolfgang Wilhelm Richard Franz Joachim Meckbach, German-born Argentine atomic physicist (Frankfurt aus Meno, Hessen Province 22 May 1919 – San Carlos de Bariloche 31 August 1998) Expert on microwave spectroscopy With Manlio Abele. Design and performance of a hot cathode magnetically collimated arc discharge ion source. Rev. Sci. Instrum. 30:335, 1959 Discovered the non-existence of isotope effect in charge changing collisions With E.R. Salvatelli & G. Lantschner. Search for a possible isotope effect in charge changing collisions involving hydrogen and deuterium. J. Physics B2:772, 1969 HONORS Asteroid 7971 Meckbach
Walter Baptist Mors
Walter Baptist Mors, Brazilian plant chemist (São Paulo 23 November 1920 – Rio de Janeiro 06 October 2008) ACHIEVEMENTS Isolated plant compounds with toxicity to cattle Isolated many plant chemicals acting as snake venom antidotes, for example wedelactone of Eclipta prostata With M.C. do Nascimento, J.P. Parente, M.H. da Silva, P.A. Melo & G. Suarez Kurtz. Neutralization of lethal and myotoxic activities of South American rattle snake venoms by extracts and constituents of the plant Eclipta prostata (Asteraceae). Toxicon 27(9):1003-9, 1989 Discovered hipoglicemiant effect of anti-diabetic plant Myrcia uniflora Identified 14, 15-epoxi-geranylgeraniol, from fruits oil of Pterodon pubescens which prevents the penetration of cercariae of Schistosoma into the skin of host (1967) With M.F. Santos Filho, H.J. Monteiro, B. Gilbert & J. Pellegrino. Chemoprophylactic agent in schistosomiasis: 14,15-epoxigeranylgeraniol. Science 157:950-1, 1967. First to verify the presence of mannuronic acid in a vascular plant With O. Ribeiro. Estudo químico da mucilagem das estípulas da imbaúba Cecropia adenopus Mart. Rev. Soc. Bras. Quim. 19(3-4):1224-40, 1950 Isolated anibine alkaloid from Aniba duckei, the first aryl a-pyrone alkaloid displaying a aryl-heterocyclic group With O.R. Gottlieb & C.Djerassi. The Chemistry of Rosewood. Isolation and Structure of Anibine and 4-Methoxyparacotoin. J. Am.Chem. Soc. 79(16):4507-11, 1957. Discovered asclepiasides, cardioactive glucosides of genus Asclepias With S.C. Cascon. Os glucosídeos cardíacos da Asclepias curassavica L., planta tóxica das pastagens brasileiras. Arch. Jard. Bot. 16:103-116, 1958 With O.R. Gottlieb. Phylogeny of the genus Aniba Aubl. A comparative morphological and chemical observation. Nature 184 (4698):1589, 1959 First to isolate 5,6 dehydrokavain from a natural source With O. R. Gottlieb. Identity of compound A from kava root with 5,6 dehydrokavain. J. Org. Chem. 24(10):1614-5, 1959 Isolated ichthyotherol, possibly the first toxic polyacetylene from a plant With S.C. Cascon, B.M. Tursch, R.T. Aplin, L.J. Durham. Ichthyotherol and its acetate: the active polyacetylene constituents of Ichthyothere terminalis (Spreng) Malme, a fish poison from the Lower Amazon.Amer. Chem. Soc. J. 87:5237-41, 1965. Discovered a new synthesis of N-methyl-tiramine With S. C. Cascon. Substancias isoladas da Palicourea marcgravii St.Hil. Uma nova síntese de N-metil-tiramina. Anais Assoc. Bras. Quim. 21:53-60, 1962 With B. Tursch, E. Tursch, I.T. Harrison, G.B.C.T. C. B. Silva, H.J. Monteiro, B. Gilbert & C. Djerassi. Terpenoids. LIII. Demonstration of a ring conformational changes in triterpenes of the β-amyrin class isolated from Stryphnodendron coriaceum. J. Org. Chem. 28(9), 1963 (obtained a series of novel triterpenoids sapogenins) Isolated a new type of natural 6-styryl-2-pyrones from Aniba parviflora (1971), showed the natural occurrence of 6-styryl-2-pyrones and reported a general route for their synthesis With A.M. Bittencourt, O.R. Gottlieb, M.T. Magalhães, S. Mageswaran, W.D. Ollis & I.O. Sutherland. The natural occurrence of 6-styryl-2-pyrones and their synthesis. Tetrahedron 27(5):1043-8, 1971 With B. Gilbert & M.C. Nascimento. Um novo grupo de heterociclos oxigenados de Derris araripensis Ducke. Cien. Cult. 24(6):129-30, 1972 Isolated derricidine, a new structural chalcone With M.C. do Nascimento. Chalcones of the root bark of Derris sericea. Phytochemistry 11:3023-8, 1972 With H.S. Xavier isolated serjanosides from Serjania caracasana (1975) Obtained the derriobtusones, the first auronols found in the nature With M.C. do Nascimento & R.L. de Vasconcellos Dias. Derriobtusones A and B – 1st examples of natural auronols. An. Acad. Bras. Ciencias 48(2):354-5, 1976 First description of 8 new flavonoid species With M.C. do Nascimento. Flavonoids of Derris araripensis. Phytochemistry 25(10):2425-7, 1986 Modified drying tower for Dennstedt analysis method With M. Saraiva. Modificação da torre de secagem na análise elementar segundo Dennstedt. Boletim Inst Quim Agrícola 20, 1951 Authored with C.T.Rizzini & N.A. Pereira, Medicinal Plants of Brazil (2000), with international repercussion Authored with C.T. Rizzini, Useful Brazilian plants (1966), edited in English and German MEMBERSHIP Elected Member, Linnean Society of London (1982) HONORS Morsacanthus Rizzini 1952 (Acanthaceae)