Results 21 to 30 of about 4,961 (211)

Toxicity of atrazine herbicide in "Colossoma macropomum" Toxicidade do herbicida atrazina em "Colossoma macropomum"

open access: yesRevista Brasileira de Saúde e Produção Animal, 2009
The present study aimed to investigate the toxicity of the herbicide GESAPREME, belonged to the Triazines group (the active principle is atrazine = 500gL-1), on the juveniles of the fish species Colossoma macropomum (tambaqui). For this purpose, the LC50
Jeane Alves Almeida   +3 more
doaj   +1 more source

Indirect Enzyme-Linked Immunosorbent Assay Based on Immunoglobulin Y Antibodies for the Evaluation of Humoral Immunity Against Flavobacterium oreochromis in Colossoma macropomum: A Preliminary Study [PDF]

open access: yesAnimals
Infections with Flavobacterium oreochromis pose risks to the production of Colossoma macropomum. Since no therapeutic treatment exists for this disease in this aquatic host, prophylaxis through vaccination is one method for disease control.
Maria Vitória Lobo Corado   +9 more
doaj   +2 more sources

Albendazole is effective in controlling monogeneans in Colossoma macropomum (Serrasalmidae): therapeutic baths and their physiological and histopathological effects [PDF]

open access: yesRevista Brasileira de Parasitologia Veterinária
In aquaculture worldwide, most of the chemotherapeutic agents used for disease control and treatment are unregulated chemical products derived from agriculture. In this study, we investigated the efficacy of therapeutic baths with albendazole against the
Raimundo Rosemiro de Jesus Baia   +7 more
doaj   +2 more sources

Oocyte quality of tambaqui (Colossoma macropomum) during the reproductive season [PDF]

open access: yesBrazilian Journal of Biology, 2015
The study aimed to analyze the Colossoma macropomum reproductive behavior and quality of the female gametes throughout the reproductive season. The experiment was carried out in Pimenta Bueno - Rondônia State (Northern Brazil) during the reproductive ...
JM. Galo   +6 more
doaj   +5 more sources

The Tambaqui (Colossoma macropomum) transcriptome at sex differentiation stage

open access: yes, 2018
The Tambaqui (Colossoma macropomum) transcriptome at sex differentiation stage. 11.
Lobo, I.   +5 more
openaire   +3 more sources

On Dactylogyridae (Monogenea) of four species of characid fishes from Brazil [PDF]

open access: yesCheck List, 2009
Material collected from the fishes from the dams and fish farms of the Departamento Nacional de Obras contra asSecas (DNOCS) and from the tanks of the Itaipu Hydroelectric Station was examined in order to analyze the index andthe infestation of Monogenea.
Cohen, S. C., Kohn A.
doaj   +4 more sources

Molecular identification of Austrodiplostomum sp., an eye parasite among farmed tambaqui in Amazonia [PDF]

open access: yesGenetics and Molecular Biology, 2023
Austrodiplostomum Szidat & Nani, 1951 is a genus of parasitic digenetic trematodes widely distributed in the Neotropical region. Infects a wide variety of species, families and requests for freshwater fish.
Eduardo Freitas de Farias   +7 more
doaj   +1 more source

Essential oil of Piper hispidum (Piperaceae) has efficacy against monogeneans, and effects on hematology and gill histology of Colossoma macropomum. [PDF]

open access: yesRev Bras Parasitol Vet, 2023
: This study investigated for the first time the effectiveness of therapeutic baths with essential oil (EO) of Piper hispidum against monogeneans Anacanthorus spathulatus, Notozothecium janauachensis, Mymarothecium boegeri and Linguadactyloides ...
Alves CMG   +8 more
europepmc   +2 more sources

Transportation of juvenile tambaqui (Colossoma macropomum) in a closed system [PDF]

open access: yesBrazilian Journal of Biology, 2006
The objective of this study was to investigate the effect of density, duration and the use of additives to the water during the transportation of juvenile tambaqui (Colossoma macropomum) and use of this data to establish a safe transportation protocol for the species.
Gomes, Levy de Carvalho   +3 more
openaire   +6 more sources

Morphographic Changes in the Electrocardiogram of Colossoma macropomum Caused by Exposure to Manganese. [PDF]

open access: yesInt J Mol Sci
Manganese (Mn2+) is an abundant chemical element in the earth’s crust and is present in soil, water, and industrial environments, including mining, welding, and battery manufacturing. Manganese (Mn) is an essential metal needed as a cofactor for many enzymes to maintain proper biological functions. Excessive exposure to Mn in high doses can result in a
Nascimento LMD   +16 more
europepmc   +3 more sources

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