Newton Freire-Maia i

Research Articles

Chromosomal imbalances detected in primary bone tumors by comparative genomic hybridization and interphase fluorescence in situ hybridization
Marcelo Razera Baruffi, Edgard Edward Engel, Jeremy Andrew Squire, Luis Gonzaga Tone
and Silvia Regina Rogatto - pages 107

The SCA1 (Spinocerebellar ataxia type 1) and MJD (Machado-Joseph disease) CAG repeats in normal individuals: segregation analysis and allele frequencies
Cláudia Emília Vieira Wiezel, Maria do Carmo Tomitão Canas and Aguinaldo Luiz Simões - pages 115

Classical and molecular cytogenetic analysis in head and neck squamous cell carcinomas
Luciana CS Veiga, Nádia A Bérgamo, Luiz Paulo Kowalski, Silvia R Rogatto - pages 121

Short Communication

Deafness, palmoplantar hyperkeratosis, and knuckle pads with male-to-male transmission: Bart-Pumphrey syndrome
Gisele Viana de Oliveira, Carlos Eduardo Steiner, Maria Letícia Cintra and Antonia Paula Marques-de-Faria - pages 129

Research Articles

Genetic characterization of Aberdeen Angus cattle using molecular markers
Luciana Pimentel de Mello Klocker Vasconcellos, Daniella Tambasco-Talhari, Andréa Pozzi Pereira, Luiz Lehmann Coutinho and Luciana Correia de Almeida Regitano - pages 133

Restriction fragment analysis of the ribosomal DNA of Paratelmatobius and Scythrophrys species (Anura, Leptodactylidae)
Luciana B. Lourenço, Paulo C.A. Garcia and Shirlei M. Recco-Pimentel - pages 139

Cytogenetic characterization of a population of Bryconamericus aff. iheringii (Characidae,Tetragonopterinae)
Tânia Regina Paintner-Marques, Lucia Giuliano-Caetano and Ana Lúcia Dias - pages 145

Genetic differentiation of Macrodon ancylodon (Sciaenidae, Perciformes) populations in Atlantic coastal waters of South America as revealed by mtDNA analysis
Simôni Santos, Horacio Schneider and Iracilda Sampaio - pages 151

Chromosomal polymorphism in Drosophila willistoni populations from Uruguay
Vera Lúcia da Silva Valente, Beatriz Goñi, Victor Hugo Valiati, Cláudia Rohde and Nena Basílio Morales - pages 163

Geographic polymorphism of P element in populations of Drosophila sturtevanti
Luciane M. de Almeida, Francisco Langeani and Claudia M.A. Carareto - pages 175

Enzymatic variability in Aedes aegypti (Diptera: Culicidae) populations from Manaus-AM, Brazil
Elmary da Costa Fraga, Joselita Maria Mendes dos Santos and Juracy de Freitas Maia - pages 181

Phenotypic plasticity of Myzus persicae (Hemíptera: Aphididae) raised on Brassica oleracea L. var. acephala (kale) and Raphanus sativus L. (radish)
Fernanda Borja Peppe and Cecília Lomônaco - pages 189

Research Articles

Functional classification of esterases from leaves of Aspidosperma polyneuron M. Arg. (Apocynaceae)
Vanda Marilza de Carvalho, Rosimar Maria Marques, Ana Sílvia Lapenta and Maria de Fátima P.S. Machado - pages 195

Localization of 45S rDNA and telomeric sites on holocentric chromosomes of Rhynchospora tenuis Link (Cyperaceae)
André L.L. Vanzela, Angeles Cuadrado and Marcelo Guerra - pages 199

Research Articles

Carbohydrate metabolism of Xylella fastidiosa: Detection of glycolytic and pentose phosphate pathway enzymes and cloning and expression of the enolase gene
Agda Paula Facincani, Jesus Aparecido Ferro, João Martins Pizauro Jr., Haroldo Alves Pereira Jr., Eliana Gertrudes de Macedo Lemos, Alessandro Luis do Prado and Maria Inês T. Ferro - pages 203

Expression of the bacterial recA gene impairs genetic recombination and sporulation in a Saccharomyces cerevisiae diploid strain
Marcos Antonio de Morais Junior, José Ferreira dos Santos and João Antonio Pegas Henriques - pages 213

Environmental and genetic factors affecting mutability to aminoglycoside antibiotics among Escherichia coli K12 strains
A.C.M. Monteiro, R.C.C Ferreira, G. Padilla, L.C.S. Ferreira and S.O.P. Costa - pages 221