Results 31 to 40 of about 405 (94)

PHARMACOLOGICAL SCREENING OF MUCUS PRODUCED BY THE PACAMÃ FISH, Lophiosilurus alexandri

open access: yesArs Veterinaria, 2021
Recently, fish byproducts have been appraised as a source of structurally diverse bioactive compounds. In this context, fish mucus has revealed a myriad of pharmacological activities. This study describes a new bioactive molecule release system composed of protein nanoparticles from pacamã (Lophiosilurus alexandri) mucus, an endemic fish to the São ...
I. CHARLIE-SILVA   +13 more
openaire   +2 more sources

Phylogeny of the Neotropical Pacman catfish genus Lophiosilurus (Siluriformes: Pseudopimelodidae)

open access: yesNeotropical Ichthyology, 2021
Lophiosilurus is a monotypic genus represented by L. alexandri, a species endemic to the São Francisco river basin, Brazil. In previous phylogenetic analyses, the genus has been recovered as the sister group of Cephalosilurus.
Oscar A. Shibatta   +3 more
doaj   +1 more source

Fatores que determinam a diversidade de zooplâncton em lagoas rasas de Savana Neo-Tropical [PDF]

open access: yes, 2017
O zooplâncton é uma comunidade importante nos ecossistemas aquáticos por ser o elo entre os produtores primários e os consumidores secundários, além de desempenharem um papel fundamental no ciclo de materiais orgânicos.
Fonseca, Claudia Padovesi   +1 more
core   +1 more source

DESEMPENHO ZOOTÉCNICO DE ALEVINOS DE PACAMÃ (Lophiosilurus alexandri) EM DIFERENTES DENSIDADES DE ESTOCAGEM

open access: yesREVISTA FOCO, 2023
O objetivo do estudo foi avaliar o efeito da densidade de estocagem no desempenho zootécnico durante a fase de pós-larva (pl), para a produção de indivíduos jovens de pacamã (Lophiosilurus alexandri). Foram testados cinco tratamentos: D2,4 (densidade de estocagem de 2,4 pl L-1), D4,8 (densidade de estocagem de 4,8 pl L-1), D7,0 (densidade de estocagem ...
Diogo Bessa Neves Spanghero   +3 more
openaire   +1 more source

"Ventos de não deixar se formar orvalho" : os romances "Berlin Alexanderplatz" e "Grande Sertão: Veredas" [PDF]

open access: yes, 2007
The parallel between the novels "Berlin Alexanderplatz" and "Grande Sertão: Veredas" was first drawn within the Brazilian literary criticism in a comment made by Davi Arrigucci Jr.
Reizinger Bonomo, Daniel
core   +3 more sources

Comparative study of the chemical composition, fatty acid profile, and nutritional quality of Lophiosilurus alexandri (Siluriformes: Pseudopimelodidae), a Brazilian carnivorous freshwater fish, grown in lotic, lentic, and aquaculture environments [PDF]

open access: yesNeotropical Ichthyology, 2019
Lophiosilurus alexandri is a carnivorous freshwater fish endemic of São Francisco basin and an endangered species. In this study, we analysed the chemical composition (moisture, protein, ash and lipid), fatty acid profile, and nutritional quality ...
Léa S. Sant´Ana   +6 more
doaj   +1 more source

Feeding behavior and the effect of photoperiod on the performance and hematological parameters of the pacamã catfish ( Lophiosilurus alexandri )

open access: yesApplied Animal Behaviour Science, 2015
Abstract The aim of this study was to evaluate the rhythms of feeding and locomotor activity, the ability to synchronize to a fixed feeding time, and the influence of photoperiod on the growth parameters, feed intake and hematological parameters of a recently introduced fish in freshwater Brazilian aquaculture, Lophiosilurus alexandri . In experiment
Alexandre Takio Kitagawa   +6 more
openaire   +2 more sources

Larviculture of two neotropical species with different distributions in the water column in light- and dark-colored tanks

open access: yesNeotropical Ichthyology
The influence of tank color on the visual perception of fish larvae and the success of their cultivation depends on the characteristics of each species combined with environmental factors.
Marcelo Mattos Pedreira   +3 more
doaj   +1 more source

Feeding level to pacamã fingerling (Lophiosilurus alexandri)/ Nível de alimentação para alevinos de pacamã (Lophiosilurus alexandri) [PDF]

open access: yes, 2020
The present work is aimed to determine the best feeding level to pacamã (Lophiosilurus alexandri) fingerlings at performance, survival, and body parameters. One hundred One hundred and twenty five fingerlings with mean body weight of 3.57±0.05g were used
Balen, Rafael Ernesto   +5 more
core   +1 more source

Peixes nativos do Rio São Francisco adaptados para cultivo. [PDF]

open access: yes, 2012
A produção de peixes é uma atividade que vem crescendo no Brasil e tende a continuar assim, já que estudos divulgados recentemente apontam para o aumento do consumo de pescados, inclusive no nosso País, que é rico em recursos hídricos e em diversidade de
BALZANA, L.   +5 more
core  

Home - About - Disclaimer - Privacy