Results 91 to 100 of about 301,465 (293)

Phylogeny and historical biogeography of the Pachira sensu lato clade (Bombacoideae, Malvaceae) with a new infrageneric classification

open access: yesTAXON, EarlyView.
Abstract We explore phylogenetic relationships within the Pachira sensu lato clade (Bombacoideae, Malvaceae), test the monophyly of the genera Eriotheca and Pachira, and investigate their biogeographic history. The Pachira s.l. clade comprises ca. 72 species that traditionally have been placed in Eriotheca and Pachira. We sampled ca. 79% of its species
Vania Nobuko Yoshikawa   +7 more
wiley   +1 more source

High risk human papillomavirus prevalence and genotype distribution among women infected with HIV in Manaus, Amazonas

open access: yesVirology Journal, 2018
Human immunodeficiency virus (HIV)-positive women have a high prevalence of human papillomavirus (HPV), and are infected with a broader range of HPV types than HIV-negative women.
M. Teixeira   +5 more
semanticscholar   +1 more source

A novel circumscription and classification for Neurolaeneae (Asteraceae)

open access: yesTAXON, EarlyView.
Abstract Neurolaeneae (Asteraceae) have a complicated taxonomic history. The tribe was described in 1927, but subsequently disregarded in 1977, and later reinstated as a tribe following a large‐scale phylogenetic analysis of Asteraceae in 2002. To date, this tribe has remained poorly studied and it has never been the subject of a comprehensive ...
Vinicius R. Bueno   +4 more
wiley   +1 more source

New Ommatius Wiedemann from the Americas with two new species groups, keys, and taxonomic notes (Diptera: Asilidae) [PDF]

open access: yes, 2009
Two species groups are proposed for Ommatius Wiedemann, normus and tibialis species groups, increasing the number to eight groups from the Americas. The normus group includes six species, two of which are new, O. nebulosus n. sp. and O. tepui n.
Scarbrough, Aubrey G.
core  

Measles outbreak: preliminary report on a case series of the first 8,070 suspected cases, Manaus, Amazonas state, Brazil, February to November 2018

open access: yesEuro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin, 2019
We report an ongoing measles outbreak in Manaus, Amazonas state, Brazil. As at 3 November 2018, 1,631 cases were confirmed corresponding to an incidence of 75.3 per 100,000 inhabitants; all five sanitary districts presented confirmed cases ...
Guilherme Almeida Elidio   +16 more
semanticscholar   +1 more source

Development of Microsatellite Markers for Ex Situ Management of the Harpy Eagle Using Next Generation Sequencing

open access: yesZoo Biology, EarlyView.
ABSTRACT The Harpy Eagle (Harpia harpyja), one of the largest birds of prey in the world, is threatened with extinction throughout its entire area of occurrence in the Neotropics. While conservation efforts for the wild populations are crucial, it is also important to focus on ex situ conservation actions.
Mylena Kaizer   +7 more
wiley   +1 more source

Systematic revision of the american taxa belonging to the genera Alloblackburneus Bordat, 2009, and Blackburneus Schmidt, 1913, with description of seven new species (Coleoptera: Scarabaeidae: Aphodiinae) [PDF]

open access: yes, 2011
The American species belonging to the genera Alloblackburneus Bordat and Blackburneus Schmidt (Coleoptera: Scarabaeidae: Aphodiinae) are redescribed and figured. Seven new species are described: Alloblackburneus guadalajarae, A.
Dellacasa, Giovanni   +2 more
core   +1 more source

COVID-19 in Amazonas, Brazil, was driven by the persistence of endemic lineages and P.1 emergence

open access: yesNature Medicine, 2021
F. Naveca   +28 more
semanticscholar   +1 more source

Cardiac Evaluation in the Acute Phase of Chagas' Disease with Post-Treatment Evolution in Patients Attended in the State of Amazonas, Brazil

open access: yesArquivos Brasileiros de Cardiologia, 2019
Background In the past two decades, a new epidemiological profile of Chagas' disease (CD) has been registered in the Brazilian Amazon where oral transmission has been indicated as responsible for the increase of acute cases.
J. Ortiz   +9 more
semanticscholar   +1 more source

Development Lending and Debt Discipline: The Political Economy of External Finance in Brazil

open access: yesGlobal Policy, EarlyView.
ABSTRACT This article examines Brazil's External Financing Commission (COFIEX), a centralized body that approves all public‐sector external borrowing and exemplifies efforts in middle‐income democracies to reconcile fiscal restraint with the demands of strategic public investment.
Benjamin Vidmar, Felipe Krause
wiley   +1 more source

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