Fertility is directly related to oocyte developmental competence. In this context, oocyte mitochondria play a crucial role and have become an important target in assisted reproduction therapies. However, the molecular ...

Orchid bees (Apidae, Euglossini) are important Neotropical pollinators. Two main features characterize these species: the tongue, which reaches at least half the body length, enabling the search for food resources in ...

Pimelodidae comprises 114 valid species, whith few of them are cytogenetically characterized, mainly, especially with respect to molecular cytogenetics. In addition, the species taxonomic delimitation is still very imprecise ...

Dourado (Salminus brasiliensis Cuvier, 1816) is an excellent migratory fish, possessing large body and wide distribution in South America, with presence in Paraná, Uruguay, Paraguay and La Plata River Basins (Argentina, ...

To remain competitive in the market of meat production, it is crucial that the Brazilian producer is aware of the criteria used by consumers for local and international markets. One factor that determines the beef quality ...

Brazil possesses the largest commercial bovine herd in the world and cattle represents about 43% of agricultural PIB of Brazil. Crossing Bos taurus and Bos indicus species allows the combination of traits of production ...

The sheep production has been growing surprinsingly in the last years in Brazil, but in despite of this, it can not be considered competitive yet, principally because the lack of structure and organization of the sector. ...

Boophilus microplus tick affects cattle productivity causing economic losses in the order of billions of dollars annually. It is know that tick saliva exert immunomodulatory effects, an evolutionary adaptation to the immune ...

Canchim is a synthetic breed that has been used in the beef cattle industry as an alternative for production intensification. However, this breed has poor fat deposition. Therefore researches have been done with the objective ...

Due to the great economic importance of sugarcane crop in Brazil, the occurrence of infections by phytopathogens leading to decreased productivity and quality remains a serious problem. As the plants have natural mechanisms ...