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Anais da Academia Brasileira de Ciências
On-line version ISSN 1678-2690


Table of contents
An. Acad. Bras. Ciênc. vol.78 no.3 Rio de Janeiro Sept. 2006

 Mathematical Sciences
 ·  Fundamental tone estimates for elliptic operators in divergence form and geometric applications
Bessa, Gregório P.; Jorge, Luquésio P.; Lima, Barnabé P.; Montenegro, José F.

 ·  Lines of principal curvature on canal surfaces in R3
Garcia, Ronaldo; Llibre, Jaume; Sotomayor, Jorge

 Physical Sciences
 ·  Positive operator valued measures and the quantum Monty Hall problem
Zander, Claudia; Casas, Montserrat; Plastino, Angel; Plastino, Angel R.

 ·  Resonance Raman spectroscopy in one-dimensional carbon materials
Dresselhaus, Mildred S.; Jorio, Ado; Pimenta, Marcos A.

 Chemical Sciences
 ·  15N-labed glycine synthesis
Tavares, Claudinéia R.O.; Bendassolli, José A.; Coelho, Fernando; Sant'ana Filho, Carlos R.; Prestes, Clelber V.

 Biological Sciences
 ·  Bio-ecological aspects of the hermit crab Paguristes calliopsis (Crustacea, Diogenidae) from Anchieta Island, Brazil
Biagi, Renata; Meireles, Andrea L.; Mantelatto, Fernando L.

 ·  Crystal habits and magnetic microstructures of magnetosomes in coccoid magnetotactic bacteria
Lins, Ulysses; McCartney, Martha R.; Farina, Marcos; Frankel, Richard B.; Buseck, Peter R.

 ·  Acidification of the parasitophorous vacuole containing Toxoplasma gondii in the presence of hydroxyurea
Carvalho, Cristiane S.; Melo, Edésio J.T.

 Biomedical and Medical Sciences
 ·  Neurohumoral activation in heart failure: the role of adrenergic receptors
Brum, Patricia C.; Rolim, Natale P.L.; Bacurau, Aline V.N.; Medeiros, Alessandra

 ·  Mitochondrial DNA damage associated with lipid peroxidation of the mitochondrial membrane induced by Fe2+-citrate
Almeida, Andréa M.; Bertoncini, Clélia R.A.; Borecký, Jiri; Souza-Pinto, Nadja C.; Vercesi, Aníbal E.

 ·  A link between the hippocampal and the striatal memory systems of the brain
Rossato, Janine I.; Zinn, Carolina G.; Furini, Cristiane; Bevilaqua, Lia R.M.; Medina, Jorge H.; Cammarota, Martín; Izquierdo, Iván

 Earth Sciences
 ·  Chemical signature of two Permian volcanic ash deposits within a bentonite bed from Melo, Uruguay
Calarge, Liane M.; Meunier, Alain; Lanson, Bruno; Formoso, Milton L.L.

 ·  The Glória quartz-monzodiorite: isotopic and chemical evidence of arc-related magmatism in the central part of the Paleoproterozoic Mineiro belt, Minas Gerais State, Brazil
Ávila, Ciro A.; Teixeira, Wilson; Cordani, Umberto G.; Barrueto, Héctor R.; Pereira, Ronaldo M.; Martins, Veridiana T.S.; Dunyi, Liu

 ·  Petrography of gypsum-bearing facies of the Codó Formation (Late Aptian), Northern Brazil
Paz, Jackson D.S.; Rossetti, Dilce F.

 ·  The evolution of Neoproterozoic magmatism in Southernmost Brazil: shoshonitic, high-K tholeiitic and silica-saturated, sodic alkaline volcanism in post-collisional basins
Sommer, Carlos A.; Lima, Evandro F.; Nardi, Lauro V. S.; Liz, Joaquim D.; Waichel, Breno L.

 ·  Paleomagnetic constraints on the age of the Botucatu Formation in Rio Grande do Sul, southern Brazil
Tamrat, Endale; Ernesto, Marcia

 ·  Shallow gas accumulation in sediments of the Patos Lagoon, southern Brazil
Weschenfelder, Jair; Corrêa, Iran C.S.; Aliotta, Salvador; Pereira, Carla M.; Vasconcelos, Vinicius E.B. de