Raul Vaz Ferreira
Raul Vaz Ferreira Raimondi, Uruguayan vertebrate zoologist (Montevideo 16 March 1918 – 27 October 2006) Gained international renown as expert on vertebrate ethology and ecology Authored 274 works DESCRIBED TAXA PISCES Genus Campellolebias 1974 with Sierra de Soriano Species Campellolebias brucei 1974 with Sierra de Soriano Austrolebias cheradophilus 1965 with Sierra de Soriano & Scaglia de Paulete, Austrolebias luteoflammulatus 1965 with Sierra de Soriano & Scaglia de Paulete Austrolebias viarius 1965 with Sierra de Soriano & Scaglia de Paulete Reptilia Species Homonota uruguayensis 1961 with Sierra de Soriano
Raimundo & Gloria Villegas
Raimundo Antonio Corneli Villegas Polanco, Venezuelan biophysicist (Caracas 14 September 1931 – Caracas 21 October 2014) Authored over 80 scientific papers Developed new techniques to ease the production of easily accessible food for the poorest His wife, Gloria Teresa Mercader Guedez de Villegas, microscopist (La Guaira 12 November 1928 – SOME BIBLIOGRAPHY RAIMUNDO With J. Villegas, C. Sevcik & F.V. Barnola. Grayanotoxin, veratrine, and tetrodotoxin-sensitive sodium pathways in the Schwann cell membrane of squid nerve fibers. J. Gen. Physiol. 67:369, 1976 With F.V. Barnola. Sodium flux through the sodium channels of axon membrane fragments isolated from lobster nerve. J. Gen. Physiol. 67:81, 1976 With F.V. Barnola & J. Villegas. Sodium channels and tetrodotoxin binding sites in the axon and Schwann cell membrane. Fed. Proc. 33(5,2):1265, 1974 With F.V. Barnola & G. Camejo. Action of proteases and phospholipases on tetrodotoxin binding to axolemma preparations isolated from lobster nerve fibers. Biochim. Biophys. Acta 318(1):61-8, 1973 With F.V. Barnola & G. Camejo. Tetrodotoxin receptors in plasma membranes isolated from lobster nerve fibers. Biochim. Biophys. Acta 298 (1):84-94, 1973 With F.V. Barnola. Ionic channels and nerve membrane constituents: tetrodotoxin-like interaction of saxitoxin with cholesterol monolayers. J. Gen. Physiol. 59:33, 1972 With F.V. Barnola & G. Camejo. Ionic channels and nerve membrane lipids: cholesterol-tetrodotoxin interaction. J. Gen. Physiol. 55:548, 1970 With J. Villegas & M. Gimenez. Nature of the Schwann cell electrical potential: effect of the external ionic concentrations and a cardiac glycoside. J. Gen. Physiol. 51:47-64, 1968 With G. Camejo. Tetrodotoxin interaction with squid nerve membrane lipids. Biochim. Biophys. Acta 163:421-3, 1968 With J. Villegas & L. Villegas. Sodium, potassium and chloride concentrations in the Schwann cell and axon of the squid nerve fiber. J. Gen. Physiol. 49:1-7, 1965 With C. Caputo & L. Villegas. Diffusion barriers in the squid nerve. The axolemma and the Schwann layer. J. Gen. Physiol. 46:245-55, 1962 With M. Gimenez & L. Villegas. The Schwann-cell electrical potential in the squid nerve. Biochim. Biophys. Acta 62:610, 1962 With F.V. Barnola. Characterization of the resting axolemma in the giant axon of the squid. J. Gen. Physiol. 44:963, 1961 With F.V. Barnola. Equivalent pore radius in the axolemma of the giant axon of the squid. Nature 188:762, 1960 With R.C. Barton & A.K. Solomon. The entrance of water into beef and dog red cells. J. Gen. Physiol. 42:355-69, 1958 GLORIA With N.J. Lane & J. Villegas. Freeze-fracture studies on the giant axon and ensheathing Schwann cells of the squid. J. Neurocytol. 16:11-21, 1987 With J. Villegas. Structural complexes in the squid axon membrane sensitive to ionic concentrations and cardiac glycosides. J. Cell Biol. 69:10-28, 1976 Effects of cholinergic compounds on the axon-Schwann cell relationship in the squid nerve fiber. Fed. Proc. Fed. Am. Soc. Exp. Biol. 34:1370, 1975 With J. Villegas. Acetylcholinesterase localization in the giant nerve fiber of the squid. J. Ultrastruct. 46:149-63, 1974 With F.A. Rawlins & E.T. Hedley-White. Fine structural localization of cholesterol 1,2-3H in degenerating and regenerating mouse sciatic nerve. J. Cell Biol. 52:615, 1972 With F.A. Rawlins, E.T. Hedley-White & B.G. Uzman. Reutilization of cholesterol 1,2-H* in the regeneration of peripheral nerve: an autoradiographic study. Lab. Invest. 22:237-490, 1970 Ultrastructure of the human retina. J. Anat. 98:501-13, 1964 Ultraestructura de la fibra nerviosa gigante del calamar. Acta Cient. Venez. Suppl. I: 11-22, 1963 With B.G. Uzman. A comparison of nodes of Ranvier in sciatic nerves with node-like structures in optic nerves of the mouse. J. Biophys. Biochem. Cytol. 7:761, 1960 Electron microscopic study of the vertebrate retina. J. Gen. Physiol. 43(2):15-43, 1960 Electron microscopic study of the giant nerve fiber of the giant squid Dosidicus gigas. J. Ultrastruct. Res. 26:501-14, 1960 BOTH Squid axon ultrastructure. Curr. Top. Memb. Transport 22:3-37, 1984 With A.M. Correa. Nerve sodium channel in membrane vesicles and in reconstituted proteoliposomes. Effect of anemone toxin. II. Biophys. J. 41:143, 1983 Nerve sodium channel incorporation in vesicles. Ann. Rev. Biophys. Bioeng. 10:387-419, 1981 With Z. Suarez Mata. Reconstitution of the sodium channel with partially solubilized lobster nerve membrane. J. Physiol. 77:1077-86, 1981 With M. Condrescu-Guidi & Z. Suarez Mata. Characterization of the nerve membrane sodium channel incorporated into soybean liposomes. A sodium channel active particle. Ann. N.Y. Acad. Sci. 358:183-203, 1980 With F.V. Barnola & E. Racker. Incorporation of the sodium channel of lobster nerve into artificial liposomes. Biochem. Biophys. Res. Comm. 79:210-7, 1977 With F.V. Barnola & C. Sevcik. Action of the sterol-binding form of filipin on the lobster axon membrane. Biochim. Biophys. Acta 426:81-7, 1976 With R. Di Polo & J. Villegas. Nonelectrolyte permeability, sodium influx, electrical potentials, and axolemma ultrastructure in squid axons of various diameters. J. Gen. Physiol. 57:623-37, 1971 With F.V. Barnola & G. Camejo. Characterization of two different membrane fractions isolated from the first stellar nerves of the squid Dosidicus gigas. Biochim. Biophys. Acta 193:247, 1969 With B. Bruzual. Equivalent pore radius of the axolemma of resting and stimulated squid axons. J. Gen. Physiol. 55:548, 1968 Ultrastructural studies of the squid nerve fibers. J. Gen. Physiol. 51:44-60, 1968 With M. Blei, F.C. Herrera & J. Villegas. Nonelectrolyte penetration and sodium fluxes through the axolemma of resting and stimulated medium sized axons of the squid Doryteuthis plei. J. Gen. Physiol. 50:43, 1966 Les couches superficielles de la fibre nerveuse du calmar. Actual Neurophys. 6:55-68, 1965 With F.C. Herrera & M. Blei. Sodium influx and non-electrolyte penetration in stimulated squid axons. J. Cell. Comp. Physiol. 66:155, 1965 With M. Blei. Penetration of non-electrolyte molecules in resting and stimulated squid nerve fibers. J. Gen. Physiol. 48:35, 1965 Extracellular pathways in the peripheral nerves fibers: Schwann-cell layer permeability to thorium dioxide. Biochim. Biophys. Acta 88:231-3, 1964 Neuron-glia relationship in the bipolar cell-layer of the fish retina. J. Ultrastruct. Res. 8:89-106, 1963 With L. Villegas & M. Gimenez. Schwann cell and axon electrical potential differences. Squid nerve structure and excitable membrane location. J. Gen. Physiol. 46:1047-64, 1963 Morphogenesis of the Schwann channels in the squid nerve. J. Ultrastruc. Res. 8:197-205, 1963 The endoneurium cells of the squid giant nerve and their permeability to 14C-glycerol. Biochim. Biophys. Acta 60:202-4, 1962 The
Raghunath Sahai Vasudeva
Raghunath Sahai Vasudeva, Indian plant pathologist and mycologist (Sahiwal, Sargodha 06 February 1905 – Delhi 04 February 1987) Authored over 200 scientific papers Established the true cause of root-rot cotton and evolved simple and novel measures for its control With J. Sam Raj. A leaf curl disease of tomato. Phytopath. 38:364-9, 1948 With T.B. Lai. A mosaic disease of bottle gourd. Indian J. Agric. Sci. 13:182-91, 1943 HONORS Vasudevella Chona, Munjal & Bajaj 1957 (Fungi)
Prahlad Chunilal Vaidya
Prahlad Chunilal Vaidya, Indian physicist (Shahapur, Junagarh District, Gujarat State 23 March 1918 – Ahmedabad, Gujarat State 08 April 2010) Developed Vaidya metric or solution for a radiating star (1942) A generalized Kerr-Schild solution of Einstein’s equation (1973) With L.K. Patel presented a method of obtaining solutions of Einstein field equations (1999) INFLUENTIAL PAPERS The external field of a radiating star in general relativity. Curr. Science 12:183, 1943 The gravitational field of a radiating star. Proceed. Indian Acad. Sci. A 33:264, 1951 “Newtonian” time of general relativity. Nature 171 (4345):260, 1953 EPONYMY Vaidya blackhole Vaidya-Tikeker space-time metric (1982) Vaidya spacetime (1951) Vaidya region Vaidya horizons Vaidya matrix
Pedro Antonio Valdés Sosa
Pedro Antonio Valdés Sosa, Cuban neuroscientist (Chicago 12 March 1950 – Developed a computational theory and methodology for both EEG/MEG and MRI with contributions to multichannel EEG/MEG (1969-89) Developed the distributed electrophysiological source imaging CONTRIBUTIONS With J.J. Riera, K. Tanabe & R. Kawashima. A theoretical formulation of the electrophysiological inverse problem on the sphere. Phys. Med. Biol. 51(7):1737-58, 2006 With A. Galka & R. Biscay. Spatiotemporal Kalman filtering: a new approach for solving high-dimensional inverse problems (2003) With E. Martínez Montes, N.J. Trujillo-Barreto & L. Melie Garcia. Variable resolution electromagnetic tomography: a new type of inverse solution based on Bayesian formalism. Neuroimage 13(6):195, 2001 With J.L. Hernandez, R. Biscay, T. Virnes, S. Szava, J. Bosch, A. Riquenes & I. Clark. A global scale factor in brain topography. Intern. J. Neurosci. 76(3-4):267-78, 1994 With S. Gonzalez Andino, R. Grave de Peralta, J.C. Jimenez Sobrino, R. Biscay Lirio, R. Pascual-Marqui, E. Aubert Vazquez & J. Gamez. A new solution method for the electroencephalographic direct problem in realistic geometry. Intern. J. Neurosci. 49:247, 1989 With R. Biscay-Lirio & J.C. Jimenez Sobrino. Numeric solutions of integral equations using parametric approximation for the surfaces. Rev. CENIC 19(3):197, 1988 With R.D. Pascual-Marqui & A. Alvarez Amador. A parametric model for multichannel EEG spectra. Intern. J. Neurosci. 40 (1-2):89-99, 1988 With L. Romero. Un metodo para docimar la multinormalidad compleja. Control Cibern. Autom. 3:43, 1980 PATENTS With M. Sablon Carranzana, C. Rodríguez Tanty, A. Pereira Pintado, S. Rivera Marrero, R. Perez Pereira, R.A. López Barroso, A.I. Prats Capote, H. Velez Castro & C.S. Perez Martínez. New naphthalene derivatives obtaining procedures for Alzheimer’s disease in vivo diagnosis EPO (2017) With J. Riera, J. Bosch, F. Morales, E. Aubert & T. Virués. System and method for a tomography of the primary currents of brain and heart WO99/10816 (1998) With J. Riera, J. Bosch, F. Morales, E. Aubert & T. Virués. Mapas estadisticos tridimensionales del estado funcional cerebral mediante la tomografia electro y/o magnetica encefalografica (1997) With R. Biscay Lirio, R. Pascual-Marqui, L. Neira, L. Galán, J.C. Jimenez & J. Bosch. Method and system for the evaluation and visual display of abnormal electromagnetic physiological activity of the brain and the heart. US005282474A (1994) With J. Riera, J. Bosch, R. Biscay, S. Gonzalez, R. Grave de Peralta & R. Pascual. Method and system for the three dimensional tomography of activity and connectivity of brain and heart electromagnetic waves generators US5307807 (1994) HONOURS Award, World Intellectual Property Organization for Creativity and Inventions (2000)
Paulo Emilio Vanzolini
Paulo Emilio Vanzolini, Brazilian herpetologist (São Paulo 25 April 1924 – São Paulo 28 April 2013) DESCRIBED VALID REPTILIA TAXA Family Rhineuridae 1951 Genera Cercolophia 1992 Garthia 1965 with Donoso Barros Jepsibaena 1951 (Fossil) Loveridgea 1951 Species Amerotyphlops brongersmianus 1972 Amphisbaena amazonica 1951 Amphisbaena anaemariae 1997 Amphisbaena arenaria 1991 Amphisbaena bassleri 1951 Amphisbaena bedai 1991 Amphisbaena crisae 1997 Amphisbaena frontalis 1991 Amphisbaena hastata 1991 Amphisbaena hogei 1950 Amphisbaena ignatiana 1991 Amphisbaena kraoh 1971 Amphisbaena lumbricalis 1996 Amphisbaena miringoera 1971 Amphisbaena sanctaritae 1994 Amphisbaena talisiae 1995 Amphisbaena tragorrhectes 1971 Amphisbaena wiedi 1951 Anolis braziliensis 1970 with Williams Bachia scolecoides 1961 Cercolophia bahiana 1964 Coleodactylus septentrionalis 1980 Colobodactylus dalcyanus 1977 with Ramos Epictia borapeliotes 1966 Gymnodactylus guttulatus 1982 Gymnophthalmus leucomystax 1991 with Carvalho Hemidactylus agrius 1978 Lepidoblepharis heyeorum 1978 Liotyphlops schubarti 1948 Ogmophis pauperrimus 1952 (Fossil) Panopa carvalhoi 1948 with Rebouças-Spieker Peltosaurus floridanus 1952 (Fossil) Trachemys adiutrix 1995 Subspecies Amphisbaena fuliginosa wiedi 1951 Anolis nitens brasiliensis 1970 with Williams Pseudogonatodes guianensis amazonicus 1967 HONORS Vanzosaura Rodrigues 1991 (Reptilia) Vanzolegulus Hoffman 2002 (Diplopoda) Vanzoliniella Mello & Reis 1994 (Orthoptera)