Results 131 to 140 of about 4,851 (152)

Acute and chronic stress prevents responses to pain in zebrafish: evidence for stress-induced analgesia.

open access: yesJ Exp Biol, 2020
Thomson JS   +5 more
europepmc   +1 more source

Taxonomy, natural history, and conservation of the mammals of Honduras. [PDF]

open access: yesZookeys
Turcios-Casco MA   +14 more
europepmc   +1 more source

Effects of betaine on the growth of the fish piauçu, Leporinus macrocephalus [PDF]

open access: yesBrazilian Archives of Biology and Technology, 2006
In this study was tested the effect of betaine on the growth performance of the piauçu fish. For this, twenty-one fish (mean ± SD: body weight: 14.9 ± 1.3 g) were randomly distributed in one out of three experimental treatments (n = 7 each; 1 fish/aquarium): without betaine added in the food (control); 3.6 g betaine/Kg of food; 7.1 g betaine/Kg of food.
Rodrigo Egydio Barreto   +1 more
exaly   +6 more sources

Economic viability of the piauçu Leporinus macrocephalus (Garavello & Britski, 1988) production [PDF]

open access: yesScientia Agricola, 2004
Brazilian fish farms presented an accelerated development during the early 90's, mainly because of the increase in fee-fishing operations. To meet the demand of this market, fish production and supply became excessive and, as a consequence, the number of fee-fishing operations, farmers and the final selling price, decreased.
Leonardo Susumu Takahashi
exaly   +6 more sources

Isolation and characterization of eight microsatellite loci in Leporinus macrocephalus (Characiformes: Anostomidae) and cross-species amplification

open access: yesMolecular Ecology Notes, 2007
Leporinus macrocephalus is a species endemic to the Paraguay River basin and an important fishery resource, as well as a valuable species in aquaculture programs. A total of eight polymorphic microsatellite loci were isolated and characterized.
Fausto Foresti, Claudio Oliveira
exaly   +2 more sources

Redox profile in liver of Leporinus macrocephalus exposed to different dissolved oxygen levels [PDF]

open access: yesFish Physiology and Biochemistry, 2011
Aquatic organisms are continuously exposed to environmental variations, which can lead to physiological and biochemical alterations. Leporinus macrocephalus, known as piavuçu, is a migratory species that may be exposed to variations in dissolved oxygen levels. Studies evaluating oxidative changes undergone by this species in these conditions are scarce.
Luciano Garcia, Bernardo Baldisserotto
exaly   +4 more sources

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