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1.
Acta amaz ; 50(2): 108-114, abr - jun. 2020.
Article in English | LILACS | ID: biblio-1118103

ABSTRACT

Tambaqui, Colossoma macropomum, is one of the most produced species in Brazilian fish farming, which has boosted the development of new technologies to increase its productivity. The aim of this study was to evaluate production performance in two second-generation tambaqui stocks selectively bred for weight gain in a semi-intensive rearing system and assess its influence on total production cost. We analyzed 300 fish (initial mean weight and standard length of 160 g and 17 cm, respectively) of two families (A and B, 150 fish each). The fish were individually marked with microchips and stocked in an 800-m2 excavated pond. For economic analysis, the obtained performance data were extrapolated for a fish farm with a 10-ha pond, adopting the Total Production Cost methodology. After 270 days of farming, the fish from family B were significantly superior (p < 0.05) for all analyzed performance parameters (final weight = 1965.0 g; weight gain = 1786.7 g; biomass gain = 255.2 kg) and morphometric growth in relation to the fish from family A (final weight = 1881.0 g; weight gain = 1737.5 g; biomass gain: 217.7 kg). The total production cost estimations indicated that fish from family B would allow for a 4% reduction in the average fixed cost and a 1% decrease in the total average production cost. (AU)


Subject(s)
Aquaculture , Costs and Cost Analysis , Genetic Enhancement , Fisheries
2.
J. bras. aids ; 3(2): 23-35, jun. 2002. tab
Article in Portuguese | LILACS, SES-SP | ID: lil-327917

ABSTRACT

A sobrevida dos pacientes infectados pelo HIV/Aids aumentou de forma significativa nos ultimos anos com a introducao da terapia anti-retroviral altamente potente (HAART), como consequencia, muitos efeitos colaterais anteriormente nao previstos ganharam importancia cada vez maior, entre eles a lipodistrofia. A sindrome de lipodistrofia e um conjunto de alteracoes anatomicas e metabolicas cuja a definicao, patogenia e tratamento ainda nao estao bem definidos. Este artigo tem como objetivo realizar uma revisao da literatura abordando os conceitos mais bem aceitos atualmente na definicao e patogenia, assim como o quadro clinico e as possibilidade terapeuticas da sindrome


Subject(s)
HIV , Lipodystrophy
3.
Rev. Hosp. Clin. Fac. Med. Univ. Säo Paulo ; 53(4): 202-4, jul.-ago. 1998.
Article in Portuguese | LILACS | ID: lil-228064

ABSTRACT

Tem sido observado aumento da prevalencia de manifestacoes reumatologicas em infectados pelo HIV, com destaque especial para a Sindrome de Reiter. A despeito de fatores de risco para infeccao pelo HIV serem importantes para surgimento de manifestacoes reumatologicas por outros agentes, a imunodeficiencia intensa para ter papel fundamental no desenvolvimento de doenca articular, por predispor a presenca de microorganismos artritogenicos. Sao considerados para entendimento da patogenese da Sindrome de Reiter associada ao HIV; queda de linfocitos TCD4, niveis elevados de linfocitos TCD8 e alteracoes na regulacao imune. O tratamento da Sindrome de Reiter no paciente infectado pelo HIV e dificil, nao havendo resposta ao emprego de terapeutica antiinflamatoria nao esteroide


Subject(s)
Humans , Male , Female , Arthritis, Reactive/diagnosis , AIDS-Related Opportunistic Infections/diagnosis , HIV Infections/etiology , Arthritis, Reactive/therapy , Risk Factors , Skin Manifestations
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