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


Table of contents
An. Acad. Bras. Ciênc. vol.76 no.3 Rio de Janeiro Sept. 2004

 Mathematical Sciences
 ·  A remark on soliton equation of mean curvature flow
Ma, Li; Yang, Yang

 ·  Finite approximate controllability for semilinear heat equations in noncylindrical domains
Menezes, Silvano B. de; Limaco, Juan; Medeiros, Luis A.

 ·  Hypersurfaces with constant mean curvature and two principal curvatures in n+1
Alías, Luis J.; Almeida, Sebastião C. de; Brasil Jr., Aldir

 Chemical Sciences
 ·  Plumbagin quantification in roots of Plumbago scandens L. obtained by different extraction techniques
Paiva, Selma R. de; Lima, Lucilene A.; Figueiredo, Maria Raquel; Kaplan, Maria Auxiliadora C.

 ·  Chemical constituents from Vellozia graminifolia (Velloziaceae)
Branco, Alexsandro; Pinto, Angelo C.; Braz Filho, Raimundo

 Biological Sciences
 ·  The T-cell anergy induced by Leishmania amazonensis antigens is related with defective antigen presentation and apoptosis
Pinheiro, Roberta O.; Pinto, Eduardo F.; Benedito, Alessandra B.; Lopes, Ulisses G.; Rossi-Bergmann, Bartira

 ·  Genes and chromosomes: control of development
Serov, Oleg; Serova, Irina

 ·  Effects of insulin and actin on phosphofructokinase activity and cellular distribution in skeletal muscle
Silva, Ana Paula P.; Alves, Gutemberg G.; Araújo, Alexandre H.B.; Sola-Penna, Mauro

 ·  Pollen record and paleoenvironment of a 4210 years B.P.old sediment in the Bay of Guanabara, Rio de Janeiro, Brazil
Barth, Ortrud M.; Barreto, Cíntia F.; Coelho, Luciane G.; Luz, Cynthia F.P.

 Biomedical and Medical Sciences
 ·  Glycosynapses: microdomains controlling carbohydrate-dependent cell adhesion and signaling
Hakomori, Senitiroh

 ·  The transition from memory retrieval to extinction
Cammarota, Martín; Barros, Daniela M.; Vianna, Mónica R.M.; Bevilaqua, Lia R.M.; Coitinho, Adriana; Szapiro, Germán; Izquierdo, Luciana A.; Medina, Jorge H.; Izquierdo, Iván

 ·  Improving methods for epidemiological control of canine visceral leishmaniasis based on a mathematical model. Impact on the incidence of the canine and human disease
Palatnik-de-Sousa, Clarisa B.; Batista-de-Melo, Leopoldina M.; Borja-Cabrera, Gulnara P.; Palatnik, Marcos; Lavor, Carlile C.

 Earth Sciences
 ·  Sommerxylon spiralosus from Upper Triassic in southernmost Paraná Basin (Brazil): a new taxon with taxacean affinity
Pires, Etiene F.; Guerra-Sommer, Margot

 ·  A critical evaluation of coastal erosion in Rio Grande do Sul, Southern Brazil
Dillenburg, Sérgio R.; Esteves, Luciana S.; Tomazelli, Luiz J.

 Agrarian Sciences
 ·  Approximate Entropy as a measure of complexity in sap flow temporal dynamics of two tropical tree species under water deficit
Souza, Gustavo M.; Ribeiro, Rafael V.; Santos, Mauro G.; Ribeiro, Henrique L.; Oliveira, Ricardo F.