Cytogenetic studies were carried out on eighteen wild specimens of Pterophyllum scalare from Jari River, in Pará state, and the results were compared to literature. Mitotic chromosomes were obtained from kidney cells and the analysis was done using: C-banding, Ag-NOR staining, Chromomycin A3/DAPI sequential staining and fluorochrome in situ hybridization with human telomere probes. All individu...

HighlightThe growth of angelfish which supplemented D. magna enriched ascorbic acid was identified and analyzedThe survival rate after challenge test using A. hydrophylla composition in analysed iodometry titration that has been added analyzedAbstractAngelfish (Pterophyllum scalare) is a tropical ornamental fish freshwater with considerable potential the global market promising cultivation. How...