South America
Mostrando 1-12 de 1350 artigos, teses e dissertações.
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1. First record of leucism in the polychromatic Amazon tree boa, Corallus hortulana (Serpentes, Boidae) of South America
RESUMO As cobras possuem uma grande variedade de padrões de coloração que podem estar relacionadas a funções ecológicas e fisiológicas específicas. No entanto, mutações genéticas podem levar ao aparecimento de padrões de coloração anômalos que podem interferir diretamente na fitness do indivíduo. O leucismo é uma anomalia cromática caracter
Acta Amazonica. Publicado em: 2022
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2. Willingness to pay for water ecosystem services in a river basin of the in South America largest semi-arid region
Resumo Este estudo apresenta o resultado sobre a Disposição A PagaR (DAP) de Serviços Ecossistêmicos (SE) reguladores da água em uma bacia hidrográfica brasileira. O semiárido brasileiro é a maior região semiárida da América do Sul, esta área é classificada como o semiárido mais povoado do mundo. 393 questionários foram aplicados utilizando o
Nova Economia. Publicado em: 2022
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3. Colonialism within Latin America? A south-south postcolonial perspective in human relations of a Brazilian company in Bolivia
Resumo O caso aborda a situação vivida por José, executivo, gerente de RH de uma empresa brasileira de óleo e gás na Bolívia. José sustenta seu trabalho de um ponto de vista humanístico único. No entanto, ao iniciar seu trabalho, ele se assusta com um diagnóstico cultural do ano anterior. Os colaboradores revelaram uma visão negativa do Brasil e d
Cadernos EBAPE.BR. Publicado em: 2022
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4. CLOROFILA EXTRAÍDA DE RESÍDUO INDUSTRIAL DA ERVA-MATE (Ilex paraguaiensis) UMA POSSIBILIDADE DE ECONOMIA CIRCULAR
Chlorophyll is the most abundant green pigment on the planet, it is unstable and decomposes naturally. Mate-herb is a traditional native plant in the southern region of South America, and its tea is part of the local culture and extractive agriculture. The mate-herb industry generates as a by-product a resinous material rich in chlorophyll whose use is propo
Química Nova. Publicado em: 2022
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5. Preoperative fasting for the infusion of “yerba mate”: a randomized clinical trial with ultrasound evaluation of gastric contents
Abstract Background The traditional infusion of “yerba mate” is widely consumed in South America and exported to countries around the world. Although generally considered a “clear fluid”, there is no data to date on the gastric emptying time of yerba mate and safe preoperative fasting intervals. The objective of this study was to evaluate the gastri
Brazilian Journal of Anesthesiology. Publicado em: 2022
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6. Can remote assistance for robotic surgery improve surgical performance in simulation training? A prospective clinical trial of urology residents using a simulator in south america
ABSTRACT Introduction: We aimed to evaluate the role of remote proctoring during the initial training phases of a robotics curriculum using surgical robot skills simulator exercises. Materials and Methods: Prospective randomized study comprising 36 urology residents and junior staff urologists without previous robotic training. Group 1 (G1) performed exerc
International braz j urol. Publicado em: 2022
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7. Cognitive consequences of COVID-19: results of a cohort study from South America
RESUMEN Antecedentes: Las manifestaciones neurológicas de la infección por SARS-CoV-2 han sido reportadas en la literatura científica. Sin embargo, los estudios cognitivos post COVID-19 en personas sin queja cognitiva previa son escasos. Objetivo: Nuestro objetivo es investigar el impacto cognitivo del COVID-19 en adultos sin quejas cognitivas previas a
Arquivos de Neuro-Psiquiatria. Publicado em: 2022
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8. Clinical Presentation, Treatment Outcomes, and Resistance-related Factors in South American Women with Low-risk Postmolar Gestational Trophoblastic Neoplasia
Resumo Objetivo Existem poucos estudos multinacionais sobre os resultados do tratamento da neoplasia trofoblástica gestacional (NTG) na América do Sul. O objetivo deste estudo foi avaliar a apresentação clínica, os resultados do tratamento e os fatores associados a casos de quimiorresistência em NTG pós-molar de baixo risco tratados com quimioterapia
Revista Brasileira de Ginecologia e Obstetrícia. Publicado em: 2022
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9. Ancestral fermented indigenous beverages from South America made from cassava (Manihot esculenta)
Abstract Fermented indigenous foods are of global interest, in the case of South America, fermented beverages made from cassava (Manihot esculenta) are a vital component in the daily life and diet of indigenous groups. Traditional fermentation methods promote the microbiota of beverages and consequently the generation of secondary metabolites during the spon
Food Sci. Technol. Publicado em: 2021-06
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10. Food production potential of Favolus brasiliensis (Basidiomycota: Polyporaceae), an indigenous food
Abstract The Amazon region has shown commercial potential for native mushroom species, such as mushrooms produced by the Yanomami people, who already sell more than 10 Amazon species. Among the species collected and consumed by the Yanomami people is Favolus brasiliensis (Fr.) Fr. (Basidiomycota: Polyporaceae), which occurs naturally in tropical areas of Cen
Food Sci. Technol. Publicado em: 2021-06
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11. Novelties in Brazilian Waltheria L. (Byttnerioideae, Malvaceae): two new species and one re-establishment
ABSTRACT This work validates two Waltheria species endemic to campo rupestre with complete descriptions, illustrations, updated geographical distributions and comments on taxonomic affinities. Waltheria biribiriensis and Waltheria terminans are restricted to the Southern Espinhaço Province in eastern South America, occurring on mountain tops where campo rup
Acta Bot. Bras.. Publicado em: 2020-09
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12. A crop pest species of Cyclocephala Dejean (Coleoptera: Melolonthidae: Dynastinae) misidentified for over twenty years in Southern Brazil
ABSTRACT A common white grub species associated with a wide range of crops in Southern Brazil has been named as Cyclocephala flavipennis Arrow for over twenty years. This work aimed to revise the identity of this species based on the study of primary types, identified material collected in previous works and descriptions on literature. The confirmed name for
Bragantia. Publicado em: 2020-09