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V. Machado · SciRah

Researcher profile · Semantic Scholar

V. Machado

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V. Machado — researcher profile on SciRah

h-index: 7
Works: 23
Citations: 185

Most-cited papers

One thousand DNA barcodes of piranhas and pacus reveal geographic structure and unrecognised diversity in the Amazon
V. Machado, R. Collins, R. Ota, M. Andrade +2 more
2018Scientific Reports64 citations Open access
Semantic Scholar
Population genetic structure of the Amazonian black flannelmouth characin (Characiformes, Prochilodontidae: Prochilodus nigricans Spix & Agassiz, 1829): contemporary and historical gene flow of a migratory and abundant fishery species
V. Machado, S. Willis, A. S. Teixeira, T. Hrbek +1 more
2016Environmental Biology of Fishes28 citations
Semantic Scholar
Testing Wallace's intuition: water type, reproductive isolation and divergence in an Amazonian fish
Tiago H. S. Pires, E. A. Borghezan, V. Machado, Daniel L. Powell +4 more
2018Journal of Evolutionary Biology27 citations
Semantic Scholar
Integrative taxonomy reveals a new species of pacu (Characiformes: Serrasalmidae: Myloplus) from the Brazilian Amazon
R. Ota, V. Machado, M. Andrade, R. Collins +2 more
2020Neotropical Ichthyology18 citations Open access
Semantic Scholar
A new species of Tometes Valenciennes 1850 (Characiformes: Serrasalmidae) from Tocantins-Araguaia River Basin based on integrative analysis of molecular and morphological data
M. Andrade, V. Machado, M. Jégu, I. Farias +1 more
2017PLoS ONE18 citations Open access
Semantic Scholar
Preliminary profile of the gut microbiota from amerindians in the Brazilian amazon experiencing a process of transition to urbanization
R. M. Alencar, J. G. Martínez, V. Machado, J. F. Alzate +10 more
2024Brazilian Journal of Microbiology10 citations Open access
Semantic Scholar
SNPs markers for the heavily overfished tambaqui Colossoma macropomum, a Neotropical fish, using next-generation sequencing-based de novo genotyping
J. G. Martínez, V. Machado, S. J. Caballero-Gaitán, Freitas Santos Maria da C. +4 more
2017Conservation Genetics Resources8 citations
Semantic Scholar
Digital Commons @ Trinity Digital Commons @ Trinity Mapping the Hidden Diversity of the Mapping the Hidden Diversity of the Geophagus sensu stricto Species Group (Cichlidae: Geophagini) From the Amazon Basin Species Group (Cichlidae: Geophagini) From the Amazon Basin
A. M. Ximenes, P. Bittencourt, V. Machado, T. Hrbek +2 more
6 citations
Semantic Scholar
Phylogenetic relationships of the neon tetras Paracheirodon spp. (Characiformes: Characidae: Stethaprioninae), including comments on Petitella georgiae and Hemigrammus bleheri
P. Bittencourt, V. Machado, B. Marshall, T. Hrbek +1 more
2020Neotropical Ichthyology3 citations Open access
Semantic Scholar
Genetic variability and population structure of Osteoglossum bicirrhosum (Osteoglossiformes: Osteoglossidae) in the Amazon basin
T. J. Silva, V. Machado, Emerson Carlos Soares, T. Hrbek +1 more
2025Neotropical Ichthyology1 citations Open access
Semantic Scholar
A new endemic species of Psalidodon Eigenmann (Characiformes: Acestrorhamphidae) from the upper rio Doce basin, Brazil.
Victor de Queiroz, P. C. Silva, V. Machado, C. E. de Assis +3 more
2025Zootaxa1 citations Open access
Semantic Scholar
Genetic characterization of tambaqui stocks from two pisciculture stations in the lower São Francisco River
Edmara Ramos Melo, Á. Í. P. Nascimento, Sophia Correa, E. C. Soares +3 more
2020Semina: Ciências Agrárias1 citations Open access
Semantic Scholar
A new endemic pearl cichlid of the ‘Geophagus’ brasiliensis (Cichliformes: Cichlidae) species group from the Piranga River, upper Doce River basin, southeastern Brazil
C. E. de Assis, Jorge Abdala Dergam, A. F. Cunha, V. Machado +4 more
2026Journal of Fish Biology0 citations Open access
Semantic Scholar
Assessing fish diversity in the Amazon: The impact of primers and reference libraries in eDNA surveys
Shizuka Hashimoto, S. V. Carvalho, Sonny de S. C. Miranda, V. Machado +4 more
2025bioRxiv0 citations Open access
Semantic Scholar
OCCURRENCE OF HUMAN PAPILLOMAVIRUS (HPV) IN WOMEN OF LGBTQIA+ COMMUNITY TREATED IN MANAUS, AMAZONAS
Kevin Ariel Graça de Alcântara, Raphaela Tomás Monteiro, D. V. Brito, C. C. D. de Lima +5 more
2024Revista contemporânea0 citations Open access
Semantic Scholar
Integrative taxonomy of the black-barred disk pacus (Characiformes: Serrasalmidae), including the redescription of Myloplus schomburgkii and the description of two new species
V. Machado, Victória D. Pereira, R. Ota, R. Collins +5 more
2024Neotropical Ichthyology0 citations Open access
Semantic Scholar
Multilocus approach reveals distinct evolutionary units of the South American apapa Pellona flavipinnis (Valenciennes, 1837) (Clupeiformes, Pristigasteridae).
A. M. Ximenes, V. Machado, Emil José Hernández-Ruz, Fábio de Lima Muniz +2 more
2023Journal of Fish Biology0 citations
Semantic Scholar
Peer Review #2 of "Mapping the hidden diversity of the Geophagus sensu stricto species group (Cichlidae: Geophagini) from the Amazon basin (v0.1)"
Aline Mourão, Ximenes Corresp, P. Bittencourt, V. Machado +368 more
20210 citations Open access
Semantic Scholar
Using DNA barcodes to confirm new records of Amazon longfin herrings Pellona castelnaeana Valenciennes, 1847 and Pellona flavipinnis (Valenciennes, 1837) (Clupeiformes: Pristigasteridae) in the Branco River sub-basin
A. M. Ximenes, V. Machado, J. G. Martínez, Joiciane Gonçalves Farias +1 more
20170 citations Open access
Semantic Scholar
Population genetic structure of the Amazonian black flannelmouth characin (Characiformes, Prochilodontidae: Prochilodus nigricans Spix & Agassiz, 1829): contemporary and historical gene flow of a migratory and abundant fishery species
V. Machado, S. Willis, A. S. Teixeira, T. Hrbek +1 more
2016Environmental Biology of Fishes0 citations
Semantic Scholar
SNPs markers for the heavily overfished tambaqui Colossoma macropomum, a Neotropical fish, using next-generation sequencing-based de novo genotyping
J. G. Martínez, V. Machado, S. J. Caballero-Gaitán, Freitas Santos Maria da C. +4 more
2016Conservation Genetics Resources0 citations
Semantic Scholar
Microsatellite markers for Amazon pellona Pellona castelnaeana (Clupeiformes: Pristigasteridae).
A. M. Ximenes, Emil José Hernández-Ruz, V. Machado, L. R. Rodrigues +2 more
2015Genetics and Molecular Research0 citations Open access
Semantic Scholar

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