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


Table of contents
An. Acad. Bras. Ciênc. vol.81 no.1 Rio de Janeiro Mar. 2009

 Editorial Note
 ·  A quantitative method to establish the clinical evolution of HIV infected patients and the reproductive biology of an echinoid species from Brazil
Kellner, Alexander W. A.

 Mathematical Sciences
 ·  State estimation and optimal long period clinical treatment of HIV seropositive patients
Grégio, Juliana M.; Caetano, Marco A.L.; Yoneyama, Takashi

 ·  Tori embedded in S3 with dense asymptotic lines
Garcia, Ronaldo; Sotomayor, Jorge

 Chemical Sciences
 ·  New iodine derivatives of flavonol and isoflavone
Carvalho, Mário G. de; Silva, Virginia C. da; Silva, Tânia M.S. da; Camara, Celso A.; Braz-Filho, Raimundo

 Biological Sciences
 ·  Ultrastructural features of Mimulus aurantiacus (Scrophulariaceae) pollen tubes in vivo
Ekici, Nuran; Dane, Feruzan; Olgun, Göksel

 ·  The synergetic modulation of the excitability of central gray matter by a neuropeptide: two protocols using excitation waves in chick retina
Lima, Vera M.F. de; Piqueira, José R.C.; Hanke, Wolfgang

 ·  Reproductive biology of Echinometra lucunter (Echinodermata: Echinoidea) in a northeast Brazilian sandstone reef
Lima, Eduardo J.B.; Gomes, Paula B.; Souza, José R.B.

 ·  Mortality of the defoliator Euselasia eucerus (Lepidoptera: Riodinidae) by biotic factors in an Eucalyptus urophylla plantation in Minas Gerais State, Brazil
Zanuncio, José C.; Torres, Jorge B.; Sediyama, Camilla A.Z.; Pereira, Fabricio F.; Pastori, Patrik L.; Wermelinger, Eduardo D.; Ramalho, Francisco S.

 Biomedical and Medical Sciences
 ·  Modulatory effects of rutin on biochemical and hematological parameters in hypercholesterolemic Golden Syrian hamsters
Kanashiro, Alexandre; Andrade, Daiani C.O.; Kabeya, Luciana M.; Turato, Walter M.; Faccioli, Lucia H.; Uyemura, Sérgio A.; Lucisano-Valim, Yara M.

 Earth Sciences
 ·  Dating minerals by ID-TIMS geochronology at times of in situ analysis: selected case studies from the CPGeo-IGc-USP laboratory
Passarelli, Cláudia R.; Basei, Miguel A.S.; Siga Jr., Oswaldo; Sato, Kei; Sproesser, Walter M.; Loios, Vasco A.P.

 ·  High spatial resolution analysis of Pb and U isotopes for geochronology by laser ablation multi-collector inductively coupled plasma mass spectrometry (LA-MC-ICP-MS)
Bühn, Bernhard; Pimentel, Márcio M.; Matteini, Massimo; Dantas, Elton L.

 ·  Study of mural paintings by Fulvio Pennacchi in São Paulo City by mineralogical techniques
Del Lama, Eliane A.; Tirello, Regina A.; Andrade, Fábio R.D. de; Kihara, Yushiro

 ·  Comparison of Polycyclic Aromatic Hydrocarbon (PAHs) concentrations in urban and natural forest soils in the Atlantic Forest (São Paulo State)
Bourotte, Christine; Forti, Maria Cristina; Lucas, Yves; Melfi, Adolpho J.

 Agrarian Sciences
 ·  A supramolecular proposal of lignin structure and its relation with the wood properties
Abreu, Heber S.; Latorraca, João V.F.; Pereira, Regina P.W.; Monteiro, Maria Beatriz O.; Abreu, Fábio A.; Amparado, Kelysson F.

 ·  Physicochemical characteristics and sensory profile of honey samples from stingless bees (Apidae: Meliponinae) submitted to a dehumidification process
Carvalho, Carlos A.L.; Sodré, Geni S.; Fonseca, Antonio A.O.; Alves, Rogério M.O.; Souza, Bruno A.; Clarton, Lana

 ·  Pore system changes of damaged Brazilian oxisols and nitosols induced by wet-dry cycles as seen in 2-D micromorphologic image analysis
Pires, Luiz F.; Reichardt, Klaus; Cooper, Miguel; Cássaro, Fabio A.M.; Dias, Nivea M.P.; Bacchi, Osny O.S.