Khaled El Shazly
Khaled A. El-Shazly, Egyptian microbiologist and veterinary nutritionist (Tanta 14 January 1923 – Discovered volatile fatty acids of branched chains as products of fermentation in the rumen (1952) Discovered a Stickland type reaction METHODS With R.E. Hungate described a simple technique for measuring the rate of fermentation of rumen microorganisms (1965) With R.E. Hungate. Method for measuring diaminopimelic acid in total rumen contents and its application to the estimation of bacterial growth (1966) Naga-El Shazly method for counting rumen protozoan (1969) With A.M. Nour & A.R. Abou-Akkada. A method for determining 2-aminoethane-phosphonic acid in rumen contents (1975) Described a technique for determining fermentation rates in the rumen
Juan Egaña
Juan Egaña Risco, Chilean scholar (Lima 31 October 1768 – Santiago de Chile 29 April 1836) From Chilean father and Peruvian mother He was a member of Governing Junta that ruled Chile (1813-4) INVENTIONS A type writer (1825) A kind of musical language Many electrical devices
Jose Esculies
José Esculies Peris, Paraguayan pharmacist and chemist (Asunción 29 August 1906 – 20 May 1971) Developed Esculies reaction for cancer diagnostics Sobre la existencia de una substancia especifica en el suero de los cancerosos y su posible utilización terapêutica Nuevo diagnostico del câncer Nuevos resultados obtenidos con nuestra reacción serológica para el diagnostico del câncer Developed a method for separation and dosage of direct and indirect bilirrubine Metodo original del autor para separar y dosificar em el suero sanguíneo las dos bilirrubinas, directa y indirecta. Anal. Fac. Quim. Farm. Montevideo With B. Varela Fuentes. Nouvelle methode pour la séparation et le dosage des deux bilirubines (directe et indirecte) du sérum sanguin. Compt. Rend. Soc. Biol. 107:884, 1931 With B. Varela Fuentes & P. Recarte. Methode simplifique pour la separation et le dosage isolé des deux bilirubines, directe et indirecte, du sérum sanguin dans les ictérics. Compt. Rend. Soc. Biol. 108:1009, 1931
Joaquin Pio Eguia Muro
Joaquín Pio Antonio Eguía y Muro, Mexican physician (San Luis Potosí c.1760 – Zacatecas after 1833) Authored the first monograph about hepatic abscesses Described pericardial cavity (1790) First to describe the perforation of pericarp of liver abscesses causing purulent pericarditis (1795) With Miguel Fernandez & José Vazquez developed a method to treat fevers on basis of Masdevall method (1787)
James Ezeilo
James Okoye Chukuka Ezeilo, Nigerian mathematician (Nanka, Anambra State 17 January 1930 – Lagos 04 January 2013) Authored over 90 papers Pioneer in the use of Leray-Schauder degree type method to obtain existence results for periodic solutions of ordinary differential equations Eponym of Ezeilo constant SOME CONTRIBUTIONS Uniqueness theorems for periodic solutions of certain fourth and fifth order differential systems. J. Nigerian Math. Soc. 2:55-9, 1983 An instability theorem for a certain sixth order differential equation. J. Austral. Math. Soc. Ser. A 32 (1):129-133, 1982 A further instability theorem for a certain fifth-order differential equation. Math. Proc. Cambridge Philos. Soc. 86 (3):491-3, 1979. Instability theorems for certain fifth-order differential equations . Math. Proc. Cambridge Philos. Soc. 84 (2):343-50, 1978 An instability theorem for a certain fourth order differential equation . Bull. London Math. Soc. 10 (2):184-5, 1978 Some new criteria for the existence of periodic solutions of a certain second order differential equation . Atti Accad. Naz. Lincei Rend. Cl. Sci. Fis. Mat. Natur. (8) 56 (5), 675-83, 1974 With H.O. Tejumola. Boundedness theorems for certain third order differential equations . Atti Accad. Naz. Lincei Rend. Cl. Sci. Fis. Mat. Natur. (8) 55 (1973), 194-201 (1974). A boundedness theorem for a certain nth order differential equation . Ann. Mat. Pura Appl. (4) 88:135-42, 1973 A boundedness theorem for a certain fourth order differential equation . J. London Math. Soc. (2) 5:376-84, 1972. With H. O. Tejumola. Boundedness theorems for some fourth order differential equations . Ann. Mat. Pura Appl. (4) 89:259-75, 1971 With H. O. Tejumola. A boundedness theorem for a certain fourth order differential equation . Ann. Mat. Pura Appl. (4) 88:207-16, 1971 A generalization of a theorem of Reissig for a certain third order different equation . Ann. Mat. Pura Appl. (4) 87:349-56, 1970 A generalization of a boundedness theorem for a certain third-order differential equation Proc. Cambridge Philos. Soc. 63:735-42, 1967 Corrigendum: A boundedness theorem for a certain third-order differential equation . Proc. London Math. Soc. (3) 17:382-4, 1967 A boundedness theorem for some non-linear differential equations of the third order. J. London Math. Soc. 37:469-74, 1972 A boundedness theorem for a differential equation of the third order 1963 A boundedness theorem for a certain third-order differential equation. Proc. London Math. Soc. (3) 13: 99-124, 1963 On the existence of periodic solutions of a certain third-order differential equation. Proc. Cambridge Philos. Soc. 56:381-9, 1960
Hassan Chaker Efflatoun
Hassan Chaker Efflatoun, Egyptian entomologist (Cairo 25 November 1893 – 16 March 1957) DESCRIBED DIPTERA TAXA Valid Genus Leylaiya 1945 Species About 100 new species (32 valid species of Bombylidae Diptera) HONORS Efflatounaria Gohar 1939 (Cnidaria) Efflatounia Bezzi 1924 (Diptera) Efflatouniella Kroeber 1927 (Diptera) Efflatounomyia Rohdendorf 1934 (Diptera)