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Now showing items 31-40 of 152
Análise genética de características de cresciemento e de reprodução em um rebanho da raça Canchim.
(Universidade Federal de São Carlos, 2006-10-20)
The objective in this study was to estimate genetic parameters for the
traits days to calving (DC), days to first calving (DFC) and gestation length (GL),
associated with reproductive performance of females, as well as to ...
Análise citogenética de espécies de Astyanax (Characiformes) da região de transposição do rio Piumhi
(Universidade Federal de São Carlos, 2009-06-19)
The transposition of the Piumhi River caused the introduction of many aquatic species in the São Francisco basin. Species previously restricted to the Upper Paraná basin, such as Leporinus octofasciatus and Parodon nasus, ...
Estudos citogenéticos em espécies da família Paradontidae (Actinopterygii: Characiformes), com enfoque no papel dos DNAs repetitivos na evolução cariotípica do grupo
(Universidade Federal de São Carlos, 2016-07-01)
Parodontidae is organized in three genera according to their morphological
characteristics: Parodon, Saccodon and Apareiodon. The diploid number is conserved
in this group with 2n=54 chromosomes, with species without ...
Estudos evolutivos no gênero Triportheus (Characiformes, Triportheidae) com enfoque na diferenciação do sistema de cromossomos sexuais ZZ/ZW
(Universidade Federal de São Carlos, 2016-10-24)
Triportheus genus (Characiformes, Triportheidae) presents a particular scenario 1 in fishes, with a
ZZ/ZW sex chromosomes system for all species until now investigated. The Z chromosome is
metacentric and the largest ...
Caracterização funcional e bioquímica do fator de transcrição rlmA e da interação de PkcA e Hsp90 no fungo Aspergillus fumigatus
(Universidade Federal de São Carlos, 2017-12-18)
Aspergillus fumigatus is an opportunistic human pathogen that causes systemic infections, including invasive pulmonary aspergillosis in immunocompromised individuals. Survival of this fungus is highly dependent on the cell ...
Estudo da infestação de fêmeas bovinas de corte pelo Rhipichepalus (Boophilus) microplus, Haematobia irritans e Dermatobia hominis
(Universidade Federal de São Carlos, 2006-10-31)
In tropical regions, resistance of cattle to external parasites is an
important factor determining efficiency of the production systems. The objectives in
this study were to evaluate the degree of resistance of Nelore ...
Estudos citogenéticos em espécies das tribos Hypostomini e Ancistrini (Loricariidae, Hypostominae)
(Universidade Federal de São Carlos, 2011-09-02)
Conventional and molecular cytogenetic analysis were performed on 15 species of the subfamily Hypostominae, comprising 12 species of the Hypostomini tribe, genus Hypostomus, and three of the Ancistrini tribe, genera Ancistrus ...
Caracterização genética de populações de jaú (Siluriformes: Pimelodidae) utilizando marcadores moleculares mitocondriais e nucleares
(Universidade Federal de São Carlos, 2008-07-08)
The genus Zungaro known as jaú, is composed by two species distributed along the rivers of South America: Zungaro jahu is found further south in the basin of the Paraná-Paraguay whereas Zungaro zungaro is found further ...
Estudo citogenético clássico e molecular em quinze espécies da tribo Ancistrini (Siluriformes, Loricariidae) de três bacias hidrográficas brasileiras
(Universidade Federal de São Carlos, 2008-12-19)
The Loricariidae Family is the second largest family of fresh water fish with approximately 700 species. Among the Loricariidae, the Ancistrini tribe distinguishes itself with 217 valid species distributed in the neotropical ...
Efeitos de carboidratos no desempenho, na digestão e no metabolismo de matrinxã (Brycon amazonicus) e híbridos de pintado (Pseudoplatystoma corruscans x Pseudoplatystoma fasciatum) em um período curto de alimentação
(Universidade Federal de São Carlos, 2012-01-13)
Improvements in fish farming production require continuous research in nutrient formulation and diet technology. Feeding is the most important handling daily practiced by fish farmers and diets must supply the nutritional ...