Genesis and micropedology of soils at Serra do Divisor and Moa river floodplain, northwestern Acre, Brazilian Amazonia by Bruno Araujo Furtado de Mendonça, Carlos Ernesto Gonçalves Reynaud Schaefer, Elpídio Inácio Fernandes-Filho, Felipe Nogueira Bello Simas, Eufran Ferreira do Amaral

“…ABSTRACT The northwestern part of the Acre State (Brazil) possesses singular soils in Brazilian Amazonia, but have been very little studied. …”
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Field evaluation of a real time loop-mediated isothermal amplification assay (RealAmp) for malaria diagnosis in Cruzeiro do Sul, Acre, Brazil. by Giselle Maria Rachid Viana, Luciana Silva-Flannery, Danielle Regina Lima Barbosa, Naomi Lucchi, Suiane Costa Negreiros do Valle, Samela Farias, Nayara Barbalho, Paola Marchesini, Juliana Chedid Nogaredi Rossi, Venkatachalam Udhayakumar, Marinete Marins Póvoa, Alexandre Macedo de Oliveira

“…We evaluated the performance of a field-adapted RealAmp assay for malaria diagnosis in Cruzeiro do Sul, Acre State, Brazil, a remote area in Brazil with limited laboratory capabilities. …”
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Common mental disorders in pregnancy and postnatal depressive symptoms in the MINA-Brazil study: occurrence and associated factors by Bruno Pereira da Silva, Alicia Matijasevich, Maíra Barreto Malta, Paulo A R Neves, Maria Cristina Mazzaia, Maria Cristina Gabrielloni, Márcia C Castro, Marly Augusto Cardoso

“…METHODS This is a prospective cohort in the MINA-Brazil study with women who received primary health care in the town of Cruzeiro do Sul, Acre State. We performed two clinical evaluations during pregnancy (the first: 16–20 weeks; the second: 28 gestational weeks) and three postpartum evaluations (at 3, 6 and 12 months), in which demographic and socioeconomic, gestational, lifestyle and clinical data were collected. …”
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Avaliação da pré-triagem sorológica para o marcador do vírus da hepatite B (anti-HBc total) em candidatos à doação de sangue no Estado do Acre, 2002 Evaluation of the sorologic pre... by Rita do Socorro Uchôa da Silva, Sandra Albuquerque Lima Ribeiro, Rodrigo Pinheiro Silveira, Milton dos Santos Freitas

“…A transverse study with retrospective data carried out on a target population, blood donation candidates from districts of the interior of Acre State, who came to the Acre Hematology and Hemoterapy Center during the period January to December, 2002. …”
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Investigation of the triatomine (Hemiptera: Triatominae) fauna and its infection by Trypanosoma cruzi Chagas (Kinetoplastida: Trypanosomatidae), in an area with an outbreak of Cha... by Fernanda Portela Madeira, Adila Costa de Jesus, Madson Huilber da Silva Moraes, Weverton Páscoa do Livramento, Maria Lidiane Araújo Oliveira, Jader de Oliveira, João Aristeu da Rosa, Luís Marcelo Aranha Camargo, Dionatas Ulises de Oliveira Meneguetti, Paulo Sérgio Bernarde

“…The present study aims to describe the occurrence of triatomines and their infection rate by Trypanosoma cruzi, in an area of Chagas disease outbreak in Rodrigues Alves municipality, Acre state, Brazil. Collections were performed by passive search (capture of specimens by local people) and dissection of palm trees (Attalea butyracea and Mauritia flexuosa). …”
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Nyssorhynchus darlingi genome-wide studies related to microgeographic dispersion and blood-seeking behavior by Marcus Vinicius Niz Alvarez, Diego Peres Alonso, Samir Moura Kadri, Paulo Rufalco-Moutinho, Isabella Ariadne Ferrari Bernardes, Ana Carolina Florindo de Mello, Ana Carolina Souto, Gabriel Carrasco-Escobar, Marta Moreno, Dionicia Gamboa, Joseph M. Vinetz, Jan E. Conn, Paulo E. M. Ribolla

“…Methods Samples were collected in the municipality of Mâncio Lima, Acre state, Brazil between 2016 and 2017. Different approaches using genotype imputation and no gene imputation for data treatment and low-coverage sequencing genotyping were performed. …”
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Canopy palm cover across the Brazilian Amazon forests mapped with airborne LiDAR data and deep learning by Ricardo Dalagnol, Fabien H. Wagner, Thaise Emilio, Annia S. Streher, Lênio S. Galvão, Jean P. H. B. Ometto, Luiz E. O. C. Aragão

“…Palm cover was not evenly distributed over the Amazon, revealing undocumented hotspots of high cover (>5%) in eastern Amazon (Pará state), and confirming documented hotspots in southwest (Acre state) and north of the region (Roraima state). …”
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Características agronômicas de genótipos de bananeira em três ciclos de produção em Rio Branco, AC Agronomic traits of banana genotypes in three cycles of production in Rio Branco,... by Tadário Kamel de Oliveira, Lauro Saraiva Lessa, Sebastião de Oliveira e Silva, Janiffe Peres de Oliveira

“…The hybrids PA42-44 and FHIA 02 show promising agronomic traits and can be incorporated to the productive system, as well as the Pacovan hybrids, already adapted and recommended for cultivation in Acre State.…”
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Avaliação ecológica rápida da fauna de vespas (Hymenoptera: Aculeata) do Parque Nacional da Serra do Divisor, Acre, Brasil Rapid ecological assessment of wasp fauna (Hymenoptera: A... by Elder F. Morato, Sérvio Túlio Amarante, Orlando Tobias Silveira

“…<br>The Serra do Divisor National Park (PNSD), located at the northwest of Acre State, Amazonia, is considered an area of great biodiversity. …”
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Socioeconomic and demographic characterization of an endemic malaria region in Brazil by multiple correspondence analysis by Raquel M. Lana, Thais I. S. Riback, Tiago F. M. Lima, Mônica da Silva-Nunes, Oswaldo G. Cruz, Francisco G. S. Oliveira, Gilberto G. Moresco, Nildimar A. Honório, Cláudia T. Codeço

“…Methods A household survey was conducted in 40 localities (n = 520) of Mâncio Lima and Rodrigues Alves municipalities, Acre state. Information on previous malaria, schooling, age, gender, income, occupation, household structure, habits and behaviors related to malaria exposure was collected. …”
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An Assessment of Soil Phytolith Analysis as a Palaeoecological Tool for Identifying Pre-Columbian Land Use in Amazonian Rainforests by James Hill, Stuart Black, Alejandro Araujo-Murakami, Rene Boot, Roel Brienen, Ted Feldpausch, John Leigue, Samaria Murakami, Abel Monteagudo, Guido Pardo, Marielos Peña-Claros, Oliver L. Phillips, Marisol Toledo, Vincent Vos, Pieter Zuidema, Francis E. Mayle

“…We conducted the study via off-site soil pits radiating 7.5 km beyond a geoglyph in Acre state, Brazil, and 50 km beyond a ring-ditch in northern Bolivia, spanning the expected gradients in historical land-use intensity. …”
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Causal effects on low Apgar at 5-min and stillbirth in a malaria maternal–fetal health outcome investigation: a large perinatal surveillance study in the Brazilian Amazon by Julio Abel Seijas-Chávez, Melissa S. Nolan, Mary K. Lynn, Maria José Francalino da Rocha, Muana da Costa Araújo, Fernando Luiz Affonso Fonseca, Gabriel Zorello Laporta

“…Maternal malaria and fetal health outcomes were investigated with a perinatal surveillance study in the municipality of Cruzeiro do Sul, Acre state, Brazilian Amazon. The research questions are: what are the causal effects of low birth weight on low Apgar at 5-min and of perinatal anaemia on stillbirth? …”
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Anemia e deficiência de ferro em pré-escolares da Amazônia Ocidental brasileira: prevalência e fatores associados Anemia and iron deficiency among schoolchildren in the Western Bra... by Teresa Gontijo de Castro, Mônica Silva-Nunes, Wolney Lisboa Conde, Pascoal Torres Muniz, Marly Augusto Cardoso

“…<br>This cross-sectional population-based study investigated prevalence rates and associated factors for anemia, iron deficiency anemia, and iron deficiency among children 6 to 60 months of age in two towns in Acre State, Brazil (N = 624). Hemoglobin, plasma ferritin, and soluble transferrin receptor were measured in venous blood samples. …”
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Condicionadores alternativos de substrato na qualidade da muda e produtividade de couve manteiga by Nilciléia Mendes Silva, Antônio Carlos Simões, Gisley Karoline Emerick Bitancourt Alves, Regina Lúcia Félix Ferreira, Sebastião Elviro Araújo Neto

“…An experiment was carried out in a greenhouse and another in the field, the both following the randomized blocks design, with four replications, and the experimental unit of 10 seedlings in the greenhouse and eight plants in the field, from March to July 2013, in Sítio Ecológico Seridó in Rio Branco, Acre State, Brazil. Was evaluated at 30 days after sowing the seedling quality index, dry mass of shoots and roots of kale, and in experiment of field, 70 days after transplanting to the evaluated the dry mass of the aerial part, commercial fresh weight, yield, mass fresh leaf and number of leaves per plant. …”
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Antibody Responses Against Plasmodium vivax TRAP Recombinant and Synthetic Antigens in Naturally Exposed Individuals From the Brazilian Amazon by Ada da Silva Matos, Rodrigo Nunes Rodrigues-da-Silva, Isabela Ferreira Soares, Barbara de Oliveira Baptista, Rodrigo Medeiros de Souza, Lana Bitencourt-Chaves, Paulo Renato Rivas Totino, Juan Camilo Sánchez-Arcila, Cláudio Tadeu Daniel-Ribeiro, César López-Camacho, Arturo Reyes-Sandoval, Lilian Rose Pratt-Riccio, Josué da Costa Lima-Junior

“…Here, we characterized the (IgG and IgG subclass) antibody reactivity against recombinant PvTRAP in a cross-sectional study of 299 individuals exposed to malaria infection in three municipalities (Cruzeiro do Sul, Mâncio Lima and Guajará) from the Acre state of the Brazilian Amazon. In addition, the full PvTRAP sequence was screened for B-cell epitopes using in silico and in vitro approaches. …”
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Yield and botanical composition of a mixed grass-legume pasture in response to maintenance fertilization Produção e composição botânica de uma pastagem consorciada de gramínea e le... by Carlos Mauricio Soares de Andrade, Judson Ferreira Valentim, João Batista Martiniano Pereira, Aliedson Sampaio Ferreira

“…Belmonte (forage peanut), established 13 years ago in a Red-Yellow Latosol in Acre State, western Brazilian Amazon. The purpose was to evaluate the response of this pasture to different fertilizer combinations, aiming at identifying the nutritional factors responsible for the fall of pasture carrying capacity and for the reduced vigor of forage peanut. …”
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Freqüências relativas dos fenótipos eritrocitários ABO e Lewis na doença de Jorge Lobo Frequencies of ABO and Lewis blood groups in Jorge Lobo's disease by Eliane A. Silva, Margarete O. Ferasçoli

“…Thirteen patients from Acre state, 60 healthy individuals (Lewis control group) from the region of Bauru (SP) and 2673 blood donors from the blood bank of the city of Rio Branco (Ac) were analyzed. …”
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Impacto da conversão floresta - pastagem nos estoques e na dinâmica do carbono e substâncias húmicas do solo no bioma Amazônico Impact of forest-pasture conversion on stocks and dy... by Edson Alves de Araújo, João Carlos Ker, Eduardo de Sá Mendonça, Ivo Ribeiro da Silva, Erika Karla Oliveira

“…<br>This study evaluates the impacts of converting natural Amazonian forests in Brazil to pasture dominated by Brachiaria brizantha concerning to C dynamics and humic fractions in two soil chronosequences in the Acre State, Brazil. The first site, dominated by Plinthic Red Yellow Argissols (Ultisols), is located in the municipality of Rio Branco and comprises an area of bamboo- and palm-dominated open forest with two B. brizantha pastures of 3 and 10 years old. …”
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Stocks of Carbon in Logs and Timber Products from Forest Management in the Southwestern Amazon by Flora Magdaline Benitez Romero, Laércio Antônio Gonçalves Jacovine, Sabina Cerruto Ribeiro, José Ambrosio Ferreira Neto, Lucas Ferrante, Samuel José Silva Soares da Rocha, Carlos Moreira Miquelino Eleto Torres, Vicente Toledo Machado de Morais Junior, Ricardo de Oliveira Gaspar, Santiago Ivan Sagredo Velasquez, Edson Vidal, Christina Lynn Staudhammer, Philip Martin Fearnside

“…Here, we contribute to this effort by evaluating the carbon stocks in logs and timber products from an area under forest management in the southeastern portion of Acre State, Brazil. One hundred and thirty-six trees of 12 species had DBH ranging from 50.9 cm to 149.9 cm. …”
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Aboveground Biomass Estimation in Amazonian Tropical Forests: a Comparison of Aircraft- and GatorEye UAV-borne LiDAR Data in the Chico Mendes Extractive Reserve in Acre, Brazil by Marcus V. N. d’Oliveira, Eben N. Broadbent, Luis C. Oliveira, Danilo R. A. Almeida, Daniel A. Papa, Manuel E. Ferreira, Angelica M. Almeyda Zambrano, Carlos A. Silva, Felipe S. Avino, Gabriel A. Prata, Ricardo A. Mello, Evandro O. Figueiredo, Lúcio A. de Castro Jorge, Leomar Junior, Rafael W. Albuquerque, Pedro H. S. Brancalion, Ben Wilkinson, Marcelo Oliveira-da-Costa

“…In this study, we compare products and aboveground biomass (AGB) estimations from LiDAR data acquired using an aircraft-borne system in 2015 and data collected by the unmanned aerial vehicle (UAV)-based GatorEye Unmanned Flying Laboratory in 2017 for ten forest inventory plots located in the Chico Mendes Extractive Reserve in Acre state, southwestern Brazilian Amazon. The LiDAR products were similar and comparable among the two platforms and sensors. …”
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