Achille Bassi
Achille Bassi, Italian-born Brazilian geometer (Mondovi, Cuneo, Piemonte 09 August 1907 – São Carlos, São Paulo State 29 November 1973) Gained international recognition for his studies about Betti numbers Proposed a theorem about the Betti numbers of closed, connected and orientable manifolds Sopra l’esistenza di una varietá topologica con numeri di Betti essegnati. Acad. Bras. Ciencias (1949) Proposed the theory of topological groups (since 1947) developed by his pupil Gilberto F. Loibel in his doctoral thesis of 1959 Developed the theory of general duality A dualidade nas algebras de Boole topológicas e suas consequências. Thesis (1961) Developed the theory of topological polynomials (1963) Demonstrated a theorem about topological operators in which one can determine all topological operators capable of introducing a topology into a Boole algebra (1964) Sui polinomi in un algebra del Boole con topologia. Rev. Rendiconti Accad. Naz dei Lincei (1967) Polinomi i dualitá in un’algebra del Boole con topologia. Rend. Matem. Appl. 25(1-2):94-112, 1967 Proposed a concept of semi-duality or conditioned duality Authored important studies about non-associative topological groups OTHER CONTRIBUTIONS On some new invariants of a manifold (1936) Su alcuni nuovi invarianti delle varietá topologiche. Ann. Matem. Pura et Appli. (1937)
Zilton Andrade
Zilton de Araújo Andrade, Brazilian pathologist (Santo Antonio de Jesus, Bahia State 14 May 1924 – Salvador 22 July 2020) Authored over 300 scientific works and 37 book chapters ACHIEVEMENTS Observed the immunological modulation of hepatic granulomas in schistosomiasis With K.S. Warren. Mild prolonged schistosomiasis in mice. (Alterations in host response with time and the development of portal fibrosis). Trans. Royal Soc. Trop. Med. Hyg. 58:53-7, 1964 Described an experimental, evolving lung disease with an immune basis With J. A. Laus Filho & H.L. Oliveira Filho. Lesões pulmonares que acompanham a glomerulonefrite experimental produzida em ratos por soro anti-rim. Rev. Paul. Med; 50:300, 1957 Studied accurately cardiac conduction system in Chagas disease (1970s) Established a new experimental model for studying factors and mechanisms in immunological modulation Described an advanced hepatic form of schistosomiasis without splenomegaly With A. R. Prata. Fibrose hepática de Symmers sem esplenomegalia. O Hospital 63:617-23, 1963 First to report pneumonitis in leishmaniasis Pneumonite intersticial no calazar. O Hospital 55(3):371-81, 1959 Proposed the canine model of Chagas disease With S.G. Andrade. A patologia da doença de Chagas experimental no cão. Mem. Inst. Oswaldo Cruz 75:77-95, 1980 The canine model of Chagas disease. Mem. Inst. Owsaldo Cruz 79:77-83, 1984 With L. Barbosa, P.M.Z. Coelho & D. Negrão-Correa. A new method for fixing Biomphalaria glabrata for histologic studies. Mem. Inst. Oswaldo Cruz 97:273-4, 2002 HONORS Visiting Researcher, Mount Sinai Hospital (1961) Visiting Professor, Cornell University Medical College (1971) Honorary Member, American Society of Tropical Medicine and Hygiene (1990)
Zhisheng An
Zhisheng An, Chinese paleoclimatologist and stratigrapher (Zhijiang County, Hunan Province 25 September 1941 – His research on paleoclimate intercomparison between the Southern and Northerh Hemisphere was internationally recognized Explored the connection between the climate change in high-low latitude regions and Northern-Southern hemispheres Presented law for the instability and sudden events of winter monsoon climate in last glacial period and interglacial period Proposed a dynamical model for the evolution history of Asian monsoon-arid environment in China and its relationship with the arounds of Tibetan plateau Suggested that the natural laws of vegetation distribution should be followed in the bio-environment remediation Demonstrated that loess-paleosol sequences provide sufficient resolution to study monsoon variability (1980s) Proposed the paleomonsoon control theory (1990s) With S.C. Porter reported the discovery of Heinrich events recorded in the Chinese loess and correlated these events with the North Atlantic regions (1995)
Yousry Attia
Yousry S. Attia, Egyptian vertebrate paleontologist (1952 – 11 October 2008) DESCRIBED NEW FOSSIL TAXA Mammalia Family Arsinoeidae 2002 with Simons, Seiffert & Chatrath Genera Abuqatrania 2002 with Simons, Seiffert & Chatrath Eochrysochloris 2007 with Seiffert, Simons, Ryan & Bown Ghamidtherium 2007 with Sanchez-Villagra, Seiffert, Martin, Simons & Gunnell Jawharia 2007 with Seiffert, Simons, Ryan & Bown Karanisia 2003 with Seiffert & Simons Saharagalago 2003 with Seiffert & Simons Species Abuqatrania basiodontos 2002 with Simons, Seiffert & Chatrath Biretia fayumensis 2005 with Seiffert, Simons, Clyde, Rossie, Bown, Chatrath & Mathison Biretia megalops 2005 with Seiffert, Simons, Clyde, Rossie, Bown, Chatrath & Mathison Eochrysochloris tribosphenus 2007 with Seiffert, Simons, Ryan & Bown Ghamidtherium dimaiensis 2007 with Sanchez-Villagra, Seiffert, Martin, Simons & Gunnell Jawharia tenrecoides 2007 with Seiffert, Simons, Ryan & Bown Karanisia clarki 2003 with Seiffert & Simons Pisces Genera Chasmoclupea 2005 with Murray & Simons Species Chasmoclupea aegyptica with Murray & Simons 2005 Lates qatraniensis 2004 with Murray Reptilia Genus Paralititan 2001 with Smith, Lamanna, Lacovara, Dodson, Smith, Poole & Gegengack Species Paralititan stromeri 2001 with Smith, Lamanna, Lacovara, Dodson, Smith, Poole & Gegengack
William Guybon Atherstone
William Guybon Atherstone, English-born South African physician and geologist (Nottingham, England 27 May 1814 – Grahamstown, Cape Colony 26 June 1898) ACHIEVEMENTS Did some original work studying horse sickness and tick fever (with his father) Collected fossils, minerals and other geological specimens, vertebrates and molluscs, plant specimens and seeds from South Africa and sent specimens to British institutions Identified the first diamond in South Africa (1867) With A.G. Bain foun the first dinosaur fossil in South Africa (1844) Discovered Tapinocephalus atherstonii in 1871, studied and described in 1876 Observed a lunar occultation of star nu-Geminorum (1850) BIBLIOGRAPHY Nuggets of the Gouph. Cape Monthly Mag (1873) From Grahamstown to the Gouph. Cape Monthly Mag. (1871) Geology of Uitenhage. East. Prov. Mont. Mag. 1:518-32 & 581-95, 1857 Namaqualand and its mining prospects. East. Prov. Mont. Mag. 1:642-51 & 2:1-8, 1857 HONORS Atherstonia Woodward 1899 (Fossil Fish) LINKS https://www.s2a3.org.za/bio/Biograph_final.php?serial=1
Walter Radamés Accorsi
Walter Radamés Accorsi, Brazilian agronomist and phytotherapist (Taquaritinga, São Paulo State 09 October 1912 – Piracicaba, São Paulo State 05 April 2006) Son of Italian immigrants. ACHIEVEMENTS Gained world renown by his studies about Brazilian medicinal plants. Studied and popularized the therapeutic action from ipê roxo (Tabebuia avellanedae) in 1967; SOME BIBLIOGRAPHY Contribuição para o estudo biológico e ecológico das Podostemonaceae do salto de Piracicaba, An. Esc. Super. Agric., 1944. Ocorrência das células anexas dos estômatos na família Rubiaceae. Anais da Escola Superior de Agricultura “Luiz de Queiroz”. 4:421-436, 1947. Características morfológicas, anatômicas e citológicas da epiderme inferior da folha das Rubiaceae. Lilloa 16: 5-59, 1949. The occurrence of the ciliate cupuliform organ on the collar of seedlings of several Myrtaceae English summ. An Escola Super Agric Luiz De Queiroz” 16, 4-15, 1959. With H.P. Haag. Alterações morfológicas e citológicas do cafeeiro. (coffea arábica L., var. Bourbon (B.Rodr.) Choussy)) cultivado em solução nutritiva, decorrentes das deficiências e excessos dos macronutrientes. Revista do Café Portugués (Portugal) 6(23):5-19, 1959. Sintomas externos morfológicos e internos anatômicos observados em folhas de goiabeira, Psidium guajava L. de plantas cultivadas em solução nutritiva com carência dos macronutrientes Garcia de Orta. – 8 (2): 401-410, 1960. With A. Cobra Neto & E. Malavolta. Estudos sobre a nutrição mineral do feijoeiro (Phaseolus vulgaris L.) var. Roxinho. Anais da ESALQ, 28:257-74, 1971. With J. Mitidieri. Tricomas glandulares em Hibiscus esculentus L. Anais da Sociedade Botânica do Brasil. 35- 36, 1972. With J. R. Sarruge, H.P. Haag & E. Malavolta. Estudo sobre a adubação mineral do algodoeiro: II. Deficiências de micronutrientes na variedade IAC 11. Anais da ESALQ, v.30, 93-103, 1973