Alejandro Posadas
Alejandro Posadas Martínez, Argentine physician and surgeon (Saladillo, Buenos Aires Province 28 December 1870 – Paris 21 November 1902) First described coccidioidomycosis or Posadas-Wernicke disease and its histopathology Un nuevo caso de micosis fungoidea con psorospermia. Circulo Med. Arg. 15:585-97, 1892 Modified Delorme incision to treat infected pleural effusions becoming a hydatid delivery with partial and temporary thoracoplasty, pulmonary anchorage, cyst treatment and wound closure without drainage (Posadas operation) Cirurgia del pulmón (lesiones asepticas). Toracoplastia temporaria y parcial para la extirpación de los quistes hidatidicos de pulmon. Thesis (1898) Developed subperiostal amputations Developed Posadas procedure for treatment of inguinal hernia Developed fugitive thoracoplasty technique with muscle flap First reported exeresis of a pulmonary cyst Performed first scientific movie about a surgery in the world (1897) Eponym of Chutro-Posadas fracture
Alejandro Piatnitzky
Alejandro Matveevich Piatnitzky, Russian-born Argentine geologist (Russia 14 December 1879 – Buenos Aires 28 December 1959) DESCRIBED FOSSIL MOLLUSCA SPECIES (1938) Natica shehuena Pterotrigonia (Rinetrigonia) feruglioi Trigonia palaeopatagonica Trigonia rolli SOME BIBLIOGRAPHY Relaciones estratigráficas de la region del Río Chubut. Bol. Inf. Petroleras 23(259):173-85, 1946 Apuntes sobre la composición y estrutura geológica del Golfo de San Jorge. Bol. Inf. Petroleras 19(219):49-63, 1942 Observaciones geológicas al Oeste de Santa Cruz (Patagonia). Bol. Inf. Petroleras 13(165):45-85, 1938 Estudio geologico de la región del Río Chubut y del Río Genua (Patagonia Central). Bol. Inf. Petroleras 13(137):83-118, 1936 Retico y Liasico de los valles de los ríos Genua y Tecka y sedimentos continentales de la sierra de San Bernardo (Patagonia). Bol. Inf. Petroleras 9(113):151-82, 1933 Observaciones estratigráficas sobre las tobas com mamíferos del Terciário inferior em el valle del Río Chico (Chubut). Bol. Inf. Petroleras 8(103):617-34, 1931 HONORS (Fossil) Piatnitzkysaurus Bonaparte 1979 (Reptilia) Piatnitzkyceras Medina & Riccardi 2005 (Ammonites) Piatnitzkya Taboada 1993 (Brachiopoda) LINKS http://books.google.com.br/books?id=xlOV3M2tUgYC&pg=PA442&lpg=PA442&dq=alejandro+piatnitzky&source=bl&ots=K3XBaYO6HZ&sig=bSavoOE_pEXOj8zOOk1wGVn0U3A&hl=pt-BR&sa=X&ei=y7ptU7j1C6XmsATwvIGYBA&ved=0CCwQ6AEwAA#v=onepage&q=alejandro%20piatnitzky&f=false
Alejandro C. Paladini
Alejandro Constantino Paladini, Argentine biochemist (Buenos Aires 19 April 1919 – 15 September 2012) With L.F. Leloir identified and isolated 2 new coenzymes (1948) With R. Caputto, C.E. Cardini and L.F. Leloir discovered sugar nucleotides, determined its chemical nature and showed that play a key role in sugar interconversion and polysaccharides synthesis (1948) Established the structure of antibiotic tyrocidine A (1951-2) With J.M. Dellacha, J.A. Santomé & M.A. Enero isolated and characterized ovine growth hormone (1970) With J. A. Santomé & J.M. Dellacha elucidated amino acid sequence and the structure of bovine growth hormone (1973) With R.D. Conde, J.A. Santomé & J.M. Dellacha isolated, characterized and purified equine growth hormone (1973) With Pena, Medina, Novas & De Robertis discovered N-butyl-β-carboline-3-carboxylate that binds to cerebral benzodiazepine receptors (1986) With J.H. Medina, H. Viola & C. Wolfman proposed flavonoids as a new family of benzodiazepine receptor ligands (1997) METHODS/TECHNIQUES With Morris developed a method for determination of angiotensin in blood With E. Braun-Menendez & O.A. Scornik. Further improvements on a method for the estimation of angiotensin in blood. Acta Physiol. Lat. Am. 10:64-7, 1960 With N. Gonzalez Cadavid. Automatic amino acid analysis: reagent and instrumental improvements. Anal. Biochem. 9:170-4, 1964 Eponym of Paladini-Leloir solvent PATENTS With B.K. Cassels, F.J. Dajas, J.H. Medina & R.H. Silveira. Flavonoid and biflavonoid derivatives, their pharmaceutical compositions, their anxiolytic activity US5756538 (1998) & US 6004998 (1999) With J.H. Medina. Use of nitroflavonoids for the treatment of anxiety. US6080780 (2000)
Alcides Prado
Alcides Prado, Brazilian zoologist and physician (Limeira, São Paulo State 23 August 1893 – Santos, São Paulo 08 January 1963) DESCRIBED NEW TAXA Valid Reptilia Species Apostolepis goiasensis 1942 Atractus andinus 1944 Atractus arangoi 1939 Atractus biseriatus 1941 Atractus indistinctus 1940 Atractus manizalesensis 1940 Atractus sanguineus 1944 Atractus variegatus 1942 Atractus vertebrolineatus 1941 Atractus wagleri 1945 Siphlophis worontzowi 1940 Thamnodynastes rutilus 1942 Bacteria Bartonella pseudocebi 1927 with Pessoa Arachnida Bothriurus melloleitaoi 1934 Centruroides danieli 1939 with Rios-Patino Rhopalurus dorsomaculatus 1938 Rhopalurus goiasensis 1939 Diptera Coquillettidia albifera 1931 Uranotaenia ditaenionota 1931 With Fonseca 1932 Genus Townsendmyia Species Coenosia flavicauda Ctenoprosballia butantani Homoneura fasciventris Lauxania fasciata Lauxania javanensis Oxysarcodexia amarali Peckia florencioi Phobeticomyia preapicalis Ravinia belforti Sarcophaga townsendi Stephanostoma argenteum Stephanostoma humerale
Alberto Prosén
Alberto F. Prosén, Argentine entomologist and arachnologist (Buenos Aires 1902 – Buenos Aires 23 April 1972) DESCRIBED TAXA Genera Microtriatoma 1952 with Martínez (Hemiptera) Vaziella 1954 (Coleoptera) Species About 190 species between insects and arachnids HONORS Prosenella Lane 1959 (Coleoptera) Proseniella Kohler 1953 (Lepidoptera) Alberprosenia Martínez & Carcavallo 1977 (Hemiptera)
Afranio Peixoto
Julio Afrânio Peixoto, Brazilian psychiatrist and coroner (Lençois, Bahia State 17 December 1876 – Rio de Janeiro 12 January 1947) Internationally known as criminologist Authored 15 psychiatric works His thesis Epilepsia e crime (1898), aroused great interest in foreign scientific circles Sugested a protocol for autopsies like that of Virchow. Two great names of forensic medicine Locard and Lombroso praised Peixoto’s protocol Inspeção de naso-faringe por um novo processo de autópsia. Gaz. Med. Bahia, 1901 Established a criterion for characterize the symptoms of paranoia With J. Moreira. Paranoia e os syndromes paranoides. Brasil Medico (1904) & Arq. Bras. Psiq. Neurol. Cie. Afins 1(1):5-33, 1905 Authored a work that was classified by Italian jurist and philosopher Pio Viazzi as brilliant A herança do adultério. Arq. Jurisp. Med. Antropol. (1898) Proposed a hymen classification based on commissures and a classification of the asphyxies in pure, complex and mixed Authored works with international repercussion With J. Moreira. La paranoia legitime, son origine et nature (1905) Novos rumos da medicina legal (1932) Criminologia (1933) Sexologia forense (1934)