Results 41 to 50 of about 3,112 (202)

Avaliação espermática pós-descongelamento em piracanjuba (Brycon orbignyanus, Vallenciennes, 1849) Sperm evaluation of piracanjuba fish (Brycon orbignyanus, Vallenciennes, 1849), after thawing

open access: yesRevista Brasileira de Zootecnia, 2003
O experimento foi realizado com o objetivo de testar o efeito de dois meios diluidores (Glicose 5% e água de côco) no congelamento do sêmen de piracanjuba (Brycon orbignyanus, Vallenciennes, 1849) e dois descongelamentos do sêmen (60ºC durante 5 segundos
Luis David Solis Murgas   +2 more
doaj   +1 more source

Modalidades quimiossensoriais das larvas de Brycon orbignyanus / Chemosensory modalities of Brycon orbignyanus larvae

open access: yesBrazilian Journal of Animal and Environmental Research, 2021
Com o objetivo de descrever o desenvolvimento das estruturas sensoriais quimiorreceptoras, corpúsculos gustativos e epitélio olfativo, das larvas de piracanjuba, Brycon orbignyanus, entre zero e 172 horas após eclosão, exemplares foram coletados a cada meia hora e fixados em fluído de bouin, por6 a 8 horas, e transferidos para solução de álcool 70%. As
Cláudia Maria Reis Raposo Maciel   +3 more
openaire   +2 more sources

Cytogenetic characterization of Brycon amazonicus (Spix et Agassiz, 1829) (Teleostei: Characidae) from Caicara del Orinoco, Venezuela

open access: yesComparative Cytogenetics, 2010
A cytogenetic analysis by conventional Giemsa staining, silver staining, C-banding, and fluorescence in situ hybridization (FISH) was carried out on Brycon amazonicus from Caicara del Orinoco, Venezuela.
T Mariguela   +5 more
doaj   +1 more source

Brycon guatemalensis Regan 1908

open access: yes, 2023
Brycon guatemalensis Regan 1908. Machaca, Macabí Tetra; Sábalo, Pescado Blanco Vouchers: Not available. Distribution: Central America; from southern Mexico to northwestern Nicaragua,Atlantic and Pacific drainages; (Nicaragua) Ch (Pacific); 279–319 masl; Pri, Pot. Occurrence and conservation status: Nat; LC (2019), population trend unknown.
Angulo, Arturo   +7 more
openaire   +2 more sources

Karyotype of Brycon species from eastern Brazil.

open access: yes, 2015
Brycon devillei (a), Brycon ferox (b), Brycon insignis (c), Brycon opalinus (d), and Brycon vermelha (e). The bar represents 10 μm.
Claudio Oliveira (105510)   +5 more
core   +1 more source

Ecología trófica de la Sabaleta Brycon henni (Pisces: Characidae) en el río Portugal de Piedras, Alto Cauca, Colombia [PDF]

open access: yesRevista Mvz Cordoba, 2011
Objetivo. Estudiar la ecología trófica de la sabaleta (Brycon henni) en el río Portugal de Piedras, cordillera Oriental, departamento del Valle del Cauca. Materiales y métodos.
Alvaro Botero Botero   +1 more
doaj   +2 more sources

Exposure–Recovery Approach for Hepatic Toxicity Analysis of Pyrethroid Lambda‐Cyhalothrin: Histopathological, Histochemical, and Biochemical Responses in Oreochromis niloticus

open access: yesJournal of Applied Toxicology, EarlyView.
ABSTRACT Lambda‐cyhalothrin is a synthetic pyrethroid insecticide widely used in agriculture, but its potential to contaminate aquatic ecosystems and exert high toxicity on fish at low concentrations raises ecotoxicological concerns. While standard histopathological and biochemical assessments are common, the novel integration of pigment‐based ...
Carlos Eurico Fernandes   +7 more
wiley   +1 more source

Brycon orbignyanus

open access: yes, 2018
Brycon orbignyanus (Valenciennes, 1850) Fig. 6 Body deep; greatest depth contained 2.8 to 3.4, caudal peduncle depth 9.2 to 11.7 times in SL; head length 3.3 to 5.1, predorsal distance 1.8 to 2.1, caudal peduncle length 5.3 to 7.8 in SL; snout length 2.7 to 3.6, horizontal orbital diameter 3.1 to 5.0 and least interorbital width 2.1 to 3.0 in HL. Mouth
Ota, Renata Rúbia   +3 more
openaire   +2 more sources

Histopathological and Molecular Data on Myxobolus spp. Infecting Bryconid Fish From the Brazilian Pantanal Wetland

open access: yesJournal of Fish Diseases, EarlyView.
ABSTRACT Previous studies described Myxobolus umidus infecting the spleen of Brycon hilarii, whereas Myxobolus pantanalis and Myxobolus salminus infecting the gill filaments of Salminus brasiliensis. In this study, we provided supplementary morphological and molecular data on these three Myxobolus species and histopathological analyses of the tissues ...
Caroline Munhoz Meira   +4 more
wiley   +1 more source

Transferability of heterologous primers in Brycon falcatus [PDF]

open access: yesActa Amazonica, 2020
ABSTRACT The genusBryconcomprises fish species of significant socioeconomic and biological importance in Brazil. Despite that, the genetic knowledge about these species is scarce, especially regardingBrycon falcatus. Thus, the objective of this study was to evaluate the transferability of heterologous microsatellite primers inB.
Diego dos Santos PENHA   +9 more
openaire   +4 more sources

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