Results 131 to 140 of about 1,625 (149)

Molecular epidemiology of hepatitis B and hepatitis delta viruses circulating in the Western Amazon region, North Brazil. [PDF]

BMC Infect Dis, 2014
Crispim MA, Fraiji NA, Campello SC, Schriefer NA, Stefani MM, Kiesslich D.   +5 more
europepmc   +1 more source

A Pan-Amazonian species delimitation: high species diversity within the genus Amazophrynella (Anura: Bufonidae). [PDF]

PeerJ, 2018
Rojas RR, Fouquet A, Ron SR, Hernández-Ruz EJ, Melo-Sampaio PR, Chaparro JC, Vogt RC, de Carvalho VT, Pinheiro LC, Avila RW, Farias IP, Gordo M, Hrbek T.   +12 more
europepmc   +1 more source

Genotoxicity assessment of Copaiba oil and its fractions in Swiss mice. [PDF]

Genet Mol Biol, 2012
Almeida MR, Darin JD, Hernandes LC, de Souza Ramos MF, Antunes LM, de Freitas O.   +5 more
europepmc   +1 more source

Species limits within the widespread Amazonian treefrog Dendropsophus parviceps with descriptions of two new species (Anura, Hylidae). [PDF]

Zookeys, 2018
Rivadeneira CD, Venegas PJ, Ron SR.
europepmc   +1 more source

A taxonomic revision of the Neotropical genus Cremastosperma (Annonaceae), including five new species. [PDF]

PhytoKeys, 2018
Pirie MD, Chatrou LW, Maas PJM.
europepmc   +1 more source

Ostracods (Crustacea) and their palaeoenvironmental implication for the Solimões Formation (Late Miocene; Western Amazonia/Brazil).

J South Am Earth Sci, 2013
Gross M, Ramos MI, Caporaletti M, Piller WE.   +3 more
europepmc   +1 more source

Late Miocene sedimentary environments in south-western Amazonia (Solimões Formation; Brazil).

J South Am Earth Sci, 2011
Gross M, Piller WE, Ramos MI, Douglas da Silva Paz J.   +3 more
europepmc   +1 more source

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O sauim-branco Leontocebus melanoleucus (Miranda Ribeiro 1912) ocorre a leste do rio Tarauacá, Acre, Brasil

Brazilian Journal of Mammalogy
A distribuição conhecida do sauim-branco Leontocebus melanoleucus era restrita à região entre os rios Juruá e Tarauacá, no sudoeste da Amazônia. Registros documentados a mais de 60 km a leste do rio Tarauacá em ambas as margens do rio Muru no centro do ...
Gabriel Serwy Caram, Fábio Olmos, Edson Guilherme, P. Campos, A. Pessoa, Márcia Cristofio   +5 more
semanticscholar   +1 more source

OS SOLOS-SEDIMENTOS DA REGIÃO CENTRAL DO ESTADO DO ACRE (FEIJÓ-TARAUACÁ), SUA APTIDÃO AO CULTIVO DE ABACAXI E A RELAÇÃO COM OS SEDIMENTOS FLUVIAIS ATUAIS

BOLETIM DO MUSEU DE GEOCIÊNCIAS DA AMAZÔNIA
Acre state is located in the southwest of Brazilian Amazonia. More than 80% of its territory is covered by rock of “Solimões Formation” which is predominantly constituted of fossiliferous silty-argillaceous rocks, intercalated with sandstones, and its ...
P. Pereira, M. Costa
semanticscholar   +1 more source