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Factors associated with anemia and vitamin A deficiency in Brazilian children under 5 years old: Brazilian National Survey on Child Nutrition (ENANI-2019)
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Castro, Inês Rugani Ribeiro de
; Normando, Paula
; Farias, Dayana Rodrigues
; Berti, Talita Lelis
; Schincaglia, Raquel Machado
; Andrade, Pedro Gomes
; Bertoni, Neilane
; Lacerda, Elisa Maria de Aquino
; Anjos, Luiz Antonio dos
; Boccolini, Cristiano Siqueira
; Reis, Marta Citelli dos
; Bezerra, Flávia Fioruci
; Pedrosa, Lucia Fatima Campos
; Jordão Junior, Alceu Afonso
; Lira, Pedro Israel Cabral de
; Kac, Gilberto
; Vertulli Carneiro, Letícia B.
; Alves-Santos, Nadya Helena
.
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Resumo: Fatores associados a anemia e deficiência de vitamina A foram investigados em 7.716 crianças de 6-59 meses de idade parte da Estudo Nacional de Alimentação e Nutrição Infantil (ENANI-2019). Adotamos uma abordagem hierárquica baseada em um modelo teórico do Fundo das Nações Unidas para a Infância (UNICEF) com três níveis estratificados por idade (6-23; 24-59 meses). Foram estimadas razões de prevalência (RP) e intervalos de 95% de confiança (IC95%). Determinantes habilitadores: observamos maior prevalência de anemia em crianças de 6-23 meses de idade cujas mães tinham ≤ 7 anos de escolaridade (RP = 1,92; IC95%: 1,10; 3,34), < 20 anos de idade (RP = 2,47; IC95%: 1,34; 4,56) ou 20-30 anos de idade (RP = 1,95; IC95%: 1,11; 3,44), cor parda (RP = 1,57; IC95%: 1,06; 2,23); e em crianças de 24-59 meses de idade na Região Norte (RP = 3,11; IC95%: 1,58; 6,13). Encontramos maior prevalência de deficiência de vitamina A em crianças de 6-23 meses de idade no Centro-oeste (RP = 2,32; IC95%: 1,33; 4,05) e em crianças de 24-59 meses de idade residentes nas regiões Norte (RP = 1,96; IC95%: 1,16; 3,30), Sul (RP = 3,07; IC95%: 1,89; 5,01) e Centro-oeste (RP = 1,91; IC95%: 1,12; 3,25) cujas mães tinham entre 20-34 anos de idade (RP = 1,62; IC95%: 1,11; 2,35). Determinantes subjacentes: a presença de mais de uma criança < 5 anos de idade no domicílio se associou a maior prevalência de anemia (RP = 1,61; IC95%: 1,15; 2,25) e deficiência de vitamina A (RP = 1,82; IC95%: 1,09; 3,05) em crianças de 6-23 meses de idade. Determinantes imediatos: o consumo de 1-2 grupos de alimentos ultraprocessados em crianças de 24-59 meses de idade (RP = 0,44; IC95%: 0,25; 0,81) e o não aleitamento materno no dia anterior em crianças de 6-23 meses de idade (RP = 0,56; IC95%: 0,36; 0,95) foram associados com a menor prevalência de anemia e deficiência de vitamina A. Políticas públicas focadas em grupos geográfica e socialmente vulneráveis são necessárias para promover equidade.
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Abstract: Factors associated with anemia and vitamin A deficiency were investigated in 7,716 children 6-59 months of age studied in the Brazilian National Survey on Child Nutrition (ENANI-2019). We adopted a hierarchical approach based on a United Nations Children’s Fund (UNICEF) theoretical model with three levels, stratifying by age (6-23; 24-59 months). Prevalence ratio (PR) and 95% confidence interval (95%CI) were estimated. Enabling determinants: a higher prevalence of anemia was observed in children 6-23 months whose mothers had ≤ 7 years of schooling (PR = 1.92; 95%CI: 1.10; 3.34), < 20 years old (PR = 2.47; 95%CI: 1.34; 4.56) or 20-30 years old (PR = 1.95; 95%CI: 1.11; 3.44), mixed-race (PR = 1.57; 95%CI: 1.06; 2.23); and in children 24-59 months in the North Region (PR = 3.11; 95%CI: 1.58; 6.13). A higher prevalence for vitamin A deficiency was observed in children 6-23 months from Central-West (PR = 2.32; 95%CI: 1.33; 4.05), and in children 24-59 months living in the North (PR = 1.96; 95%CI: 1.16; 3.30), South (PR = 3.07; 95%CI: 1.89; 5.01), and Central-West (PR = 1.91; 95%CI: 1.12; 3.25) and whose mothers were 20-34 years (PR = 1.62; 95%CI: 1.11; 2.35). Underlying determinants: the presence of more than one child < 5 years old in the household was associated with a higher prevalence of anemia (PR = 1.61; 95%CI: 1.15; 2.25) and vitamin A deficiency (PR = 1.82; 95%CI: 1.09; 3.05) in children 6-23 months. Immediate determinants: consumption of 1-2 groups of ultra-processed foods in children 24-59 months (PR = 0.44; 95%CI: 0.25; 0.81) and lack of breastfeeding in the day before in children 6-23 months (PR = 0.56; 95%CI: 0.36; 0.95) were associated with lower prevalence of anemia and vitamin A deficiency. Public policies focused on geographically and socially vulnerable groups are needed to promote equity.
2.
Factors associated with anemia and vitamin A deficiency in Brazilian children under 5 years old: Brazilian National Survey on Child Nutrition (ENANI-2019)
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Castro, Inês Rugani Ribeiro de
; Normando, Paula
; Farias, Dayana Rodrigues
; Berti, Talita Lelis
; Schincaglia, Raquel Machado
; Andrade, Pedro Gomes
; Bertoni, Neilane
; Lacerda, Elisa Maria de Aquino
; Anjos, Luiz Antonio dos
; Boccolini, Cristiano Siqueira
; Reis, Marta Citelli dos
; Bezerra, Flávia Fioruci
; Pedrosa, Lucia Fatima Campos
; Jordão Junior, Alceu Afonso
; Lira, Pedro Israel Cabral de
; Kac, Gilberto
; Vertulli Carneiro, Letícia B.
; Alves-Santos, Nadya Helena
.
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Abstract: Factors associated with anemia and vitamin A deficiency were investigated in 7,716 children 6-59 months of age studied in the Brazilian National Survey on Child Nutrition (ENANI-2019). We adopted a hierarchical approach based on a United Nations Children’s Fund (UNICEF) theoretical model with three levels, stratifying by age (6-23; 24-59 months). Prevalence ratio (PR) and 95% confidence interval (95%CI) were estimated. Enabling determinants: a higher prevalence of anemia was observed in children 6-23 months whose mothers had ≤ 7 years of schooling (PR = 1.92; 95%CI: 1.10; 3.34), < 20 years old (PR = 2.47; 95%CI: 1.34; 4.56) or 20-30 years old (PR = 1.95; 95%CI: 1.11; 3.44), mixed-race (PR = 1.57; 95%CI: 1.06; 2.23); and in children 24-59 months in the North Region (PR = 3.11; 95%CI: 1.58; 6.13). A higher prevalence for vitamin A deficiency was observed in children 6-23 months from Central-West (PR = 2.32; 95%CI: 1.33; 4.05), and in children 24-59 months living in the North (PR = 1.96; 95%CI: 1.16; 3.30), South (PR = 3.07; 95%CI: 1.89; 5.01), and Central-West (PR = 1.91; 95%CI: 1.12; 3.25) and whose mothers were 20-34 years (PR = 1.62; 95%CI: 1.11; 2.35). Underlying determinants: the presence of more than one child < 5 years old in the household was associated with a higher prevalence of anemia (PR = 1.61; 95%CI: 1.15; 2.25) and vitamin A deficiency (PR = 1.82; 95%CI: 1.09; 3.05) in children 6-23 months. Immediate determinants: consumption of 1-2 groups of ultra-processed foods in children 24-59 months (PR = 0.44; 95%CI: 0.25; 0.81) and lack of breastfeeding in the day before in children 6-23 months (PR = 0.56; 95%CI: 0.36; 0.95) were associated with lower prevalence of anemia and vitamin A deficiency. Public policies focused on geographically and socially vulnerable groups are needed to promote equity.
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Resumo: Fatores associados a anemia e deficiência de vitamina A foram investigados em 7.716 crianças de 6-59 meses de idade parte da Estudo Nacional de Alimentação e Nutrição Infantil (ENANI-2019). Adotamos uma abordagem hierárquica baseada em um modelo teórico do Fundo das Nações Unidas para a Infância (UNICEF) com três níveis estratificados por idade (6-23; 24-59 meses). Foram estimadas razões de prevalência (RP) e intervalos de 95% de confiança (IC95%). Determinantes habilitadores: observamos maior prevalência de anemia em crianças de 6-23 meses de idade cujas mães tinham ≤ 7 anos de escolaridade (RP = 1,92; IC95%: 1,10; 3,34), < 20 anos de idade (RP = 2,47; IC95%: 1,34; 4,56) ou 20-30 anos de idade (RP = 1,95; IC95%: 1,11; 3,44), cor parda (RP = 1,57; IC95%: 1,06; 2,23); e em crianças de 24-59 meses de idade na Região Norte (RP = 3,11; IC95%: 1,58; 6,13). Encontramos maior prevalência de deficiência de vitamina A em crianças de 6-23 meses de idade no Centro-oeste (RP = 2,32; IC95%: 1,33; 4,05) e em crianças de 24-59 meses de idade residentes nas regiões Norte (RP = 1,96; IC95%: 1,16; 3,30), Sul (RP = 3,07; IC95%: 1,89; 5,01) e Centro-oeste (RP = 1,91; IC95%: 1,12; 3,25) cujas mães tinham entre 20-34 anos de idade (RP = 1,62; IC95%: 1,11; 2,35). Determinantes subjacentes: a presença de mais de uma criança < 5 anos de idade no domicílio se associou a maior prevalência de anemia (RP = 1,61; IC95%: 1,15; 2,25) e deficiência de vitamina A (RP = 1,82; IC95%: 1,09; 3,05) em crianças de 6-23 meses de idade. Determinantes imediatos: o consumo de 1-2 grupos de alimentos ultraprocessados em crianças de 24-59 meses de idade (RP = 0,44; IC95%: 0,25; 0,81) e o não aleitamento materno no dia anterior em crianças de 6-23 meses de idade (RP = 0,56; IC95%: 0,36; 0,95) foram associados com a menor prevalência de anemia e deficiência de vitamina A. Políticas públicas focadas em grupos geográfica e socialmente vulneráveis são necessárias para promover equidade.
3.
Assessment of Urban Contamination by Sewage in Sediments from Ipojuca River in Caruaru City, Pernambuco, Brazil
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Oliveira, Ana Flávia B. de
; Gomes, Bruna R. S.
; França, Rebeca S.
; Moraes, Alex S.
; Bataglion, Giovana A.
; Santos, Jandyson M.
.
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Journal of the Brazilian Chemical Society
- Métricas do periódico
The Ipojuca River is considered the third most polluted river in Brazil due to the intense anthropogenic activities in the surrounding urban areas. The most important effluent is sewage discharge, which is responsible for considerable contamination. Traditional analyses (infrared spectroscopy, organic matter (OM), elemental analysis and granulometry) and advanced analysis of sterols by liquid chromatography-tandem mass spectrometry (LC-MS/MS) were applied to evaluate the levels of urban contamination from sewage in 10 surface sediment samples from the Ipojuca River, in a stretch located in the Caruaru city, Pernambuco, Brazil. The results pointed to sandy sediments, rich in OM from anthropogenic sources (predominant). Eight different sterols were detected with a total concentration in a range between < limit of quantification (LOQ) and 1,634.4 µg g−1. Coprostanol (fecal biomarker) was detected in high concentrations (557.3 µg g−1) in the sediment collected close to an open-air market (considered the largest in the world), making it the most contaminated in the region. Multivariate statistical analysis revealed areas tending towards contamination and that 90% of sediments were contaminated by sewage. These results can be considered useful for preventive and remedial actions toward promoting human health in this region.
4.
Schools reopening and the COVID-19 pandemic: a case study from Macaé, Rio de Janeiro, Brazil
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POZZOBON, ALLAN P. B.
; PETRY, ANA C.
; ZILBERBERG, CARLA
; BARROS, CINTIA M. DE
; NEPOMUCENO-SILVA, JOSÉ L.
; FEITOSA, NATÁLIA M.
; GOMES NETO, LUPIS R.
; RODRIGUES, BRUNO C.
; BRINDEIRO, RODRIGO M.
; NOCCHI, KEITY JAQUELINE C.V.
; MURY, FLAVIA B.
; SOUZA-MENEZES, JACKSON DE
; SILVA, MANUELA L. DA
; MEDEIROS, MARCIO JOSÉ DE
; GESTINARI, RAQUEL S.
; ALVARENGA, ALESSANDRA S. DE
; SILVA, CARINA A.O.
; SANTOS, DANIELE G. DOS
; SILVESTRE, DIEGO HENRIQUE
; SOUSA, GRAZIELE F. DE
; ALMEIDA, JANIMAYRI F. DE
; SILVA, JHENIFER N. DA
; BRANDÃO, LAYZA M.
; DRUMMOND, LEANDRO O.
; CARPES, RAPHAEL M.
; SANTOS, RENATA C. DOS
; PORTAL, TAYNAN M.
; TANURI, AMILCAR
; NUNES-DA-FONSECA, RODRIGO
.
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Abstract Since the first reported case of COVID-19 in Brazil, the public and private educational system started to close. Up to November 2020, scientific discussions about the return of schooling activities have been rarely performed by the national scientific community and police-makers. The great delay of school returning in Brazil contrasts with successful international strategies of school reopening worldwide and seems counterintuitive with the reopening of non-essential activities. Here, important issues to be considered before and during school reopening are reviewed and discussed. COVID-19 testing is essential to avoid disease spreading, but high cost of individual RT-qPCRs impairs an extensive testing strategy for school returning. To reduce costs and increase the speed of diagnosis, we tested the efficiency of a pooled-sample PCR strategy in a cohort of the educational staff in the city of Macaé/RJ, finding five asymptomatic individuals (0,66%) among the 754 people tested. Thus, a polled-sample PCR testing strategy of the educational staff might prevent infection spreading in schools at a reasonable cost. We discuss how our test strategy could be coupled with internationally recognized safety rules to allow for a safe school return and how countries from different world regions are dealing with educational activities during COVID-19 pandemic.
5.
Efeito antibacteriano do vinagre de arroz e qualidade microbiológica de sushis comercializados na cidade de Brasília, Distrito Federal, Brasil
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Alves, Flávia Bianca Amaral
; Gomes, Karolina Oliveira
; Carrijo, Morgana Muniz
; Rodrigues, Letícia Fernandes Silva
; Silva, Izabel Cristina Rodrigues da
; Orsi, Daniela Castilho
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Resumo O sushi é um alimento pronto para consumo composto de arroz acidificado com vinagre e recheio de peixes crus e vegetais. O ácido acético do vinagre diminui o pH do arroz e auxilia na conservação do sushi por retardar o crescimento microbiano. O objetivo deste estudo foi avaliar o efeito antibacteriano do vinagre de arroz mediante determinação da sua concentração inibitória mínima (CIM) e concentração bactericida mínima (CBM) e determinar a qualidade microbiológica de sushis comercializados na cidade de Brasília, Distrito Federal. Para as análises microbiológicas, dez amostras de sushi foram coletadas em restaurantes especializados em culinária oriental e dez amostras de sushi foram coletadas em locais não especializados em culinária oriental, como supermercados e padarias, totalizando 20 amostras. As análises realizadas foram contagem total de bactérias mesófilas e psicrotróficas, determinação de coliformes totais e coliformes termotolerantes, contagem de Staphylococcus aureus, pesquisa de Salmonella spp. e identificação molecular de S. aureus por PCR. O vinagre de arroz teve efeito antibacteriano tanto para as bactérias Gram-positivas (S. aureus e B. cereus) quanto para as bactérias Gram-negativas (S. enterica e E. coli) testadas neste estudo. Os valores de CBM variaram de 3 a 50 mg de ácido acético/mL e os valores de CIM variaram de 2,5 a 3,5 mg de ácido acético/ mL. A maioria das amostras de sushi avaliadas neste estudo (80%) estava em condições microbiológicas aceitáveis para o consumo, de acordo com a legislação brasileira. No entanto, quatro amostras (20%) excederam o limite aceitável para S. aureus, portanto estavam impróprias para consumo. Essas amostras impróprias para consumo eram provenientes dos restaurantes especializados em culinária oriental. A presença elevada de bactérias S. aureus nessas amostras de sushi indica condições higiênicas inapropriadas, por se tratar de uma bactéria procedente de manipulação humana inadequada.
Abstract Sushi is a ready-to-eat food composed of rice acidified with vinegar and stuffing of raw fish and vegetables. The acetic acid in the vinegar reduces the pH of the rice and helps in the conservation of the sushi, decreasing the microbial growth. This study aimed to evaluate the antibacterial effect of rice vinegar by determining its minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC); and to determine the microbiological quality of sushi marketed in the city of Brasília, Distrito Federal. We performed microbiological analysis in 10 samples of sushi collected in restaurants specialized in oriental cuisine and 10 samples of sushi collected in places not specialized in oriental cuisine such as supermarkets and bakeries, totaling 20 samples. The analyzes performed were total count of mesophilic and psychrotrophic bacteria, determination of total coliforms and thermotolerant coliforms, count of Staphylococcus aureus, research of Salmonella spp., and the molecular identification of S. aureus by PCR. Rice vinegar had an antibacterial effect for gram positive bacteria (S. aureus and B. cereus) and for gram negative bacteria (S. enterica and E. coli). MBC values ranged from 3.0 to 50.0 mg acetic acid/mL and MIC values ranged from 2.5 to 3.5 mg acetic acid/mL. Most of the sushi samples evaluated in this study (80%) presented acceptable microbiological conditions for consumption according to Brazilian legislation. However, 4 samples (20%) exceeded the acceptable limit for S. aureus and were considered unfit for consumption. The unfit for consumption samples were from restaurants specialized in oriental cuisine. The high presence of S. aureus bacteria in these sushi samples indicates inappropriate hygienic conditions, as this is a bacterium normally associated to inadequate human manipulation.
https://doi.org/10.1590/1981-6723.05020
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6.
Predominance of Giardia duodenalis AII sub-assemblage in young children from Salvador, Bahia, Brazil
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Figueiredo Pacheco, Flávia Thamiris
; Rodrigues Silva, Renata Kelly Novaes
; Souza de Carvalho, Silvia
; Carvalho Rocha, Felipe
; Trindade das Chagas, Gisele Maria
; Chagas Gomes, Daisy
; da Costa-Ribeiro Junior, Hugo
; Medrado Ribeiro, Tereza Cristina
; Mattos, Ângela Peixoto de
; Kalabric Silva, Luciano
; Soares, Neci Matos
; Aquino Teixeira, Márcia Cristina
.
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Resumen Introducción. Giardia duodenalis es un protozoo intestinal de gran prevalencia en los niños de los países en desarrollo. En estudios moleculares se ha evidenciado la gran diversidad genética de G. duodenalis y se han identificado los conjuntos A y B, principalmente en humanos. A pesar de su importancia, el conocimiento de la epidemiología molecular de la giardiasis humana aún es limitado en Brasil. Objetivo. Caracterizar los aislamientos moleculares de G. duodenalis de muestras tomadas a niños de Salvador, Bahía, Brasil. Materiales y métodos. Las muestras fecales positivas para G. duodenalis se obtuvieron de 71 niños de dos guarderías y de 39 usuarios de un laboratorio de análisis clínicos. Las muestras se analizaron mediante PCR-RFLP de los genes gdh y beta-giardin, y secuenciación de beta-giardin. Resultados. De las 110 muestras de G. duodenalis, en 80 (72,7 %) se amplificaron uno o ambos genes. De estos, 62 (77,5 %) se identificaron como pertenecientes al conjunto A y 18 (22,5 %) al B. El subconjunto AII se identificó en el 58,8 % (n=47) de los aislamientos, seguido del AI en el 18,8% (n=15), el BIV en el 11,2% (n=9) y el BIII en el 5,0% (n=4). El subconjunto AII fue el más frecuente en los niños de ambas guarderías, en tanto que el AI solo se encontró en el grupo atendido en el laboratorio clínico. El subconjunto AII predominó en los niños menores de dos años. Conclusiones. La mayor frecuencia del subconjunto AII sugiere que la transmisión antroponótica es más común en Salvador, pero también existen vías de transmisión zoonóticas, y que pueden ocurrir cambios en la sensibilidad frente a diferentes patrones moleculares de Giardia durante el crecimiento infantil.
Abstract Introduction. Giardia duodenalis is an intestinal protozoan with a high prevalence in children of developing countries. Molecular studies revealed a great genetic diversity of G. duodenalis, with assemblages A and B found mainly in humans. Despite its importance, the information on the molecular epidemiology of human giardiasis is still limited in Brazil. Objective. To characterize G. duodenalis molecular isolates in children from Salvador, Bahia, Brazil. Materials and methods. Giardia duodenalis positive fecal samples were obtained from 71 children from two day care centers and 39 users of a clinical analysis laboratory. Samples were analyzed by PCR-RFLP of the glutamate dehydrogenase (gdh) and beta-giardin genes and by the sequencing of beta-giardin. Results. Of the 110 G. duodenalis samples, 80 (72.7%) amplified one or both target genes. Of these, 62 (77.5 %) were identified as assemblage A and 18 (22.5%) as assemblage B. The subassemblage AII was identified in 58.8% (n=47) of isolates followed by the sub-assemblage AI (18.8%, n=15), BIV (11.2%, n=9), and BIII (5.0%, n=4). The AII sub-assemblage was the most frequent in children of both day care centers whereas AI was found only in the group attended at the clinical laboratory. Sub-assemblage AII predominated in children under two years. Conclusions. The higher frequency of AII sub-assemblage suggests that anthroponotic transmission is more common in Salvador, but that zoonotic transmission pathways are also present and a change in susceptibility to different molecular patterns of Giardia may occur during child growth.
https://doi.org/10.7705/biomedica.5161
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7.
Impact of schooling in the HIV/AIDS prevalence among Brazilian transgender women
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Batista, Rafael Loch
; Verduguez, Elisa dal Rosario
; Inacio, Marlene
; Cunha, Flávia Siqueira
; Marques, Mateus Diniz
; Gomes, Natália Lisboa Rosa Almeida
; Faria Jr, José Antônio D.
; Sircili, Maria Helena Palma
; Mendonça, Berenice B.
; Costa, Elaine M. Frade
; Domenice, Sorahia
.
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Archives of Endocrinology and Metabolism
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ABSTRACT Objective Discrimination and bullying are common conditions among LGBT people. During schooling, these practices compromising education. The aim of this study is to evaluate educational attainment among Brazilian transgender women (TW) and how their education level affects the risk of HIV infection. Study design a cross-sectional population-based study. Subjects and methods 95 adult TW were selected. Information concerning verbal and physical aggression, school dropout, school years (SY), and educational level were assessed. HIV status was screened using a fourth-generation immunoassay followed by western blot testing. Results The mean of SY was 9.1 ± 3.8 ys. The mean age at school dropout was 16.3 ± 3.4 ys old. Verbal aggression was reported by 83%, physical by 48%, and 18% of the TW dropped out school immediately after being physically assaulted. Participants who suffered physical aggression attended school for almost 4 years less than those participants who did not suffer this abuse (OR = -3.96, p < 0.0001). A similar result was found for verbal aggression (OR = -4.35; p < 0.0001). HIV/AIDS prevalence was 18% (n = 17). The mean of SY among HIV/AIDS positive and negative individuals were 6.8 ± 43 versus 9.7 ± 3, respectively (p = 0.004). Lower education was associated with higher frequency of HIV/AIDS among TW and this relationship was sustained after adjustment for injectable drug use and sex work (OR = 0.79, p = 0.04). Conclusion Among Brazilian TW, lower education level was a risk factor associated with HIV. The reasons for low schooling among TW are multifactorial, but verbal and physical harassment strongly contribute for it.
https://doi.org/10.20945/2359-3997000000260
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8.
Growing knowledge: an overview of Seed Plant diversity in Brazil
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Zappi, Daniela C.
; Filardi, Fabiana L. Ranzato
; Leitman, Paula
; Souza, Vinícius C.
; Walter, Bruno M.T.
; Pirani, José R.
; Morim, Marli P.
; Queiroz, Luciano P.
; Cavalcanti, Taciana B.
; Mansano, Vidal F.
; Forzza, Rafaela C.
; Abreu, Maria C.
; Acevedo-Rodríguez, Pedro
; Agra, Maria F.
; Almeida Jr., Eduardo B.
; Almeida, Gracineide S.S.
; Almeida, Rafael F.
; Alves, Flávio M.
; Alves, Marccus
; Alves-Araujo, Anderson
; Amaral, Maria C.E.
; Amorim, André M.
; Amorim, Bruno
; Andrade, Ivanilza M.
; Andreata, Regina H.P.
; Andrino, Caroline O.
; Anunciação, Elisete A.
; Aona, Lidyanne Y.S.
; Aranguren, Yani
; Aranha Filho, João L.M.
; Araújo, Andrea O.
; Araújo, Ariclenes A.M.
; Araújo, Diogo
; Arbo, María M.
; Assis, Leandro
; Assis, Marta C.
; Assunção, Vivian A.
; Athiê-Souza, Sarah M.
; Azevedo, Cecilia O.
; Baitello, João B.
; Barberena, Felipe F.V.A.
; Barbosa, Maria R.V.
; Barros, Fábio
; Barros, Lucas A.V.
; Barros, Michel J.F.
; Baumgratz, José F.A.
; Bernacci, Luis C.
; Berry, Paul E.
; Bigio, Narcísio C.
; Biral, Leonardo
; Bittrich, Volker
; Borges, Rafael A.X.
; Bortoluzzi, Roseli L.C.
; Bove, Cláudia P.
; Bovini, Massimo G.
; Braga, João M.A.
; Braz, Denise M.
; Bringel Jr., João B.A.
; Bruniera, Carla P.
; Buturi, Camila V.
; Cabral, Elza
; Cabral, Fernanda N.
; Caddah, Mayara K.
; Caires, Claudenir S.
; Calazans, Luana S.B.
; Calió, Maria F.
; Camargo, Rodrigo A.
; Campbell, Lisa
; Canto-Dorow, Thais S.
; Carauta, Jorge P.P.
; Cardiel, José M.
; Cardoso, Domingos B.O.S.
; Cardoso, Leandro J.T.
; Carneiro, Camila R.
; Carneiro, Cláudia E.
; Carneiro-Torres, Daniela S.
; Carrijo, Tatiana T.
; Caruzo, Maria B.R.
; Carvalho, Maria L.S.
; Carvalho-Silva, Micheline
; Castello, Ana C.D.
; Cavalheiro, Larissa
; Cervi, Armando C.
; Chacon, Roberta G.
; Chautems, Alain
; Chiavegatto, Berenice
; Chukr, Nádia S.
; Coelho, Alexa A.O.P.
; Coelho, Marcus A.N.
; Coelho, Rubens L.G.
; Cordeiro, Inês
; Cordula, Elizabeth
; Cornejo, Xavier
; Côrtes, Ana L.A.
; Costa, Andrea F.
; Costa, Fabiane N.
; Costa, Jorge A.S.
; Costa, Leila C.
; Costa-e-Silva, Maria B.
; Costa-Lima, James L.
; Cota, Maria R.C.
; Couto, Ricardo S.
; Daly, Douglas C.
; De Stefano, Rodrigo D.
; De Toni, Karen
; Dematteis, Massimiliano
; Dettke, Greta A.
; Di Maio, Fernando R.
; Dórea, Marcos C.
; Duarte, Marília C.
; Dutilh, Julie H.A.
; Dutra, Valquíria F.
; Echternacht, Lívia
; Eggers, Lilian
; Esteves, Gerleni
; Ezcurra, Cecilia
; Falcão Junior, Marcus J.A.
; Feres, Fabíola
; Fernandes, José M.
; Ferreira, D.M.C.
; Ferreira, Fabrício M.
; Ferreira, Gabriel E.
; Ferreira, Priscila P.A.
; Ferreira, Silvana C.
; Ferrucci, Maria S.
; Fiaschi, Pedro
; Filgueiras, Tarciso S.
; Firens, Marcela
; Flores, Andreia S.
; Forero, Enrique
; Forster, Wellington
; Fortuna-Perez, Ana P.
; Fortunato, Reneé H.
; Fraga, Cléudio N.
; França, Flávio
; Francener, Augusto
; Freitas, Joelcio
; Freitas, Maria F.
; Fritsch, Peter W.
; Furtado, Samyra G.
; Gaglioti, André L.
; Garcia, Flávia C.P.
; Germano Filho, Pedro
; Giacomin, Leandro
; Gil, André S.B.
; Giulietti, Ana M.
; A.P.Godoy, Silvana
; Goldenberg, Renato
; Gomes da Costa, Géssica A.
; Gomes, Mário
; Gomes-Klein, Vera L.
; Gonçalves, Eduardo Gomes
; Graham, Shirley
; Groppo, Milton
; Guedes, Juliana S.
; Guimarães, Leonardo R.S.
; Guimarães, Paulo J.F.
; Guimarães, Elsie F.
; Gutierrez, Raul
; Harley, Raymond
; Hassemer, Gustavo
; Hattori, Eric K.O.
; Hefler, Sonia M.
; Heiden, Gustavo
; Henderson, Andrew
; Hensold, Nancy
; Hiepko, Paul
; Holanda, Ana S.S.
; Iganci, João R.V.
; Imig, Daniela C.
; Indriunas, Alexandre
; Jacques, Eliane L.
; Jardim, Jomar G.
; Kamer, Hiltje M.
; Kameyama, Cíntia
; Kinoshita, Luiza S.
; Kirizawa, Mizué
; Klitgaard, Bente B.
; Koch, Ingrid
; Koschnitzke, Cristiana
; Krauss, Nathália P.
; Kriebel, Ricardo
; Kuntz, Juliana
; Larocca, João
; Leal, Eduardo S.
; Lewis, Gwilym P.
; Lima, Carla T.
; Lima, Haroldo C.
; Lima, Itamar B.
; Lima, Laíce F.G.
; Lima, Laura C.P.
; Lima, Leticia R.
; Lima, Luís F.P.
; Lima, Rita B.
; Lírio, Elton J.
; Liro, Renata M.
; Lleras, Eduardo
; Lobão, Adriana
; Loeuille, Benoit
; Lohmann, Lúcia G.
; Loiola, Maria I.B.
; Lombardi, Julio A.
; Longhi-Wagner, Hilda M.
; Lopes, Rosana C.
; Lorencini, Tiago S.
; Louzada, Rafael B.
; Lovo, Juliana
; Lozano, Eduardo D.
; Lucas, Eve
; Ludtke, Raquel
; Luz, Christian L.
; Maas, Paul
; Machado, Anderson F.P.
; Macias, Leila
; Maciel, Jefferson R.
; Magenta, Mara A.G.
; Mamede, Maria C.H.
; Manoel, Evelin A.
; Marchioretto, Maria S.
; Marques, Juliana S.
; Marquete, Nilda
; Marquete, Ronaldo
; Martinelli, Gustavo
; Martins da Silva, Regina C.V.
; Martins, Ângela B.
; Martins, Erika R.
; Martins, Márcio L.L.
; Martins, Milena V.
; Martins, Renata C.
; Matias, Ligia Q.
; Maya-L., Carlos A.
; Mayo, Simon
; Mazine, Fiorella
; Medeiros, Debora
; Medeiros, Erika S.
; Medeiros, Herison
; Medeiros, João D.
; Meireles, José E.
; Mello-Silva, Renato
; Melo, Aline
; Melo, André L.
; Melo, Efigênia
; Melo, José I.M.
; Menezes, Cristine G.
; Menini Neto, Luiz
; Mentz, Lilian A.
; Mezzonato, A.C.
; Michelangeli, Fabián A.
; Milward-de-Azevedo, Michaele A.
; Miotto, Silvia T.S.
; Miranda, Vitor F.O.
; Mondin, Cláudio A.
; Monge, Marcelo
; Monteiro, Daniele
; Monteiro, Raquel F.
; Moraes, Marta D.
; Moraes, Pedro L.R.
; Mori, Scott A.
; Mota, Aline C.
; Mota, Nara F.O.
; Moura, Tania M.
; Mulgura, Maria
; Nakajima, Jimi N.
; Nardy, Camila
; Nascimento Júnior, José E.
; Noblick, Larry
; Nunes, Teonildes S.
; O'Leary, Nataly
; Oliveira, Arline S.
; Oliveira, Caetano T.
; Oliveira, Juliana A.
; Oliveira, Luciana S.D.
; Oliveira, Maria L.A.A.
; Oliveira, Regina C.
; Oliveira, Renata S.
; Oliveira, Reyjane P.
; Paixão-Souza, Bruno
; Parra, Lara R.
; Pasini, Eduardo
; Pastore, José F.B.
; Pastore, Mayara
; Paula-Souza, Juliana
; Pederneiras, Leandro C.
; Peixoto, Ariane L.
; Pelissari, Gisela
; Pellegrini, Marco O.O.
; Pennington, Toby
; Perdiz, Ricardo O.
; Pereira, Anna C.M.
; Pereira, Maria S.
; Pereira, Rodrigo A.S.
; Pessoa, Clenia
; Pessoa, Edlley M.
; Pessoa, Maria C.R.
; Pinto, Luiz J.S.
; Pinto, Rafael B.
; Pontes, Tiago A.
; Prance, Ghillean T.
; Proença, Carolyn
; Profice, Sheila R.
; Pscheidt, Allan C.
; Queiroz, George A.
; Queiroz, Rubens T.
; Quinet, Alexandre
; Rainer, Heimo
; Ramos, Eliana
; Rando, Juliana G.
; Rapini, Alessandro
; Reginato, Marcelo
; Reis, Ilka P.
; Reis, Priscila A.
; Ribeiro, André R.O.
; Ribeiro, José E.L.S.
; Riina, Ricarda
; Ritter, Mara R.
; Rivadavia, Fernando
; Rocha, Antônio E.S.
; Rocha, Maria J.R.
; Rodrigues, Izabella M.C.
; Rodrigues, Karina F.
; Rodrigues, Rodrigo S.
; Rodrigues, Rodrigo S.
; Rodrigues, Vinícius T.
; Rodrigues, William
; Romaniuc Neto, Sérgio
; Romão, Gerson O.
; Romero, Rosana
; Roque, Nádia
; Rosa, Patrícia
; Rossi, Lúcia
; Sá, Cyl F.C.
; Saavedra, Mariana M.
; Saka, Mariana
; Sakuragui, Cássia M.
; Salas, Roberto M.
; Sales, Margareth F.
; Salimena, Fatima R.G.
; Sampaio, Daniela
; Sancho, Gisela
; Sano, Paulo T.
; Santos, Alessandra
; Santos, Élide P.
; Santos, Juliana S.
; Santos, Marianna R.
; Santos-Gonçalves, Ana P.
; Santos-Silva, Fernanda
; São-Mateus, Wallace
; Saraiva, Deisy P.
; Saridakis, Dennis P.
; Sartori, Ângela L.B.
; Scalon, Viviane R.
; Schneider, Ângelo
; Sebastiani, Renata
; Secco, Ricardo S.
; Senna, Luisa
; Senna-Valle, Luci
; Shirasuna, Regina T.
; Silva Filho, Pedro J.S.
; Silva, Anádria S.
; Silva, Christian
; Silva, Genilson A.R.
; Silva, Gisele O.
; Silva, Márcia C.R.
; Silva, Marcos J.
; Silva, Marcos J.
; Silva, Otávio L.M.
; Silva, Rafaela A.P.
; Silva, Saura R.
; Silva, Tania R.S.
; Silva-Gonçalves, Kelly C.
; Silva-Luz, Cíntia L.
; Simão-Bianchini, Rosângela
; Simões, André O.
; Simpson, Beryl
; Siniscalchi, Carolina M.
; Siqueira Filho, José A.
; Siqueira, Carlos E.
; Siqueira, Josafá C.
; Smith, Nathan P.
; Snak, Cristiane
; Soares Neto, Raimundo L.
; Soares, Kelen P.
; Soares, Marcos V.B.
; Soares, Maria L.
; Soares, Polyana N.
; Sobral, Marcos
; Sodré, Rodolfo C.
; Somner, Genise V.
; Sothers, Cynthia A.
; Sousa, Danilo J.L.
; Souza, Elnatan B.
; Souza, Élvia R.
; Souza, Marcelo
; Souza, Maria L.D.R.
; Souza-Buturi, Fátima O.
; Spina, Andréa P.
; Stapf, María N.S.
; Stefano, Marina V.
; Stehmann, João R.
; Steinmann, Victor
; Takeuchi, Cátia
; Taylor, Charlotte M.
; Taylor, Nigel P.
; Teles, Aristônio M.
; Temponi, Lívia G.
; Terra-Araujo, Mário H.
; Thode, Veronica
; Thomas, W.Wayt
; Tissot-Squalli, Mara L.
; Torke, Benjamin M.
; Torres, Roseli B.
; Tozzi, Ana M.G.A.
; Trad, Rafaela J.
; Trevisan, Rafael
; Trovó, Marcelo
; Valls, José F.M.
; Vaz, Angela M.S.F.
; Versieux, Leonardo
; Viana, Pedro L.
; Vianna Filho, Marcelo D.M.
; Vieira, Ana O.S.
; Vieira, Diego D.
; Vignoli-Silva, Márcia
; Vilar, Thaisa
; Vinhos, Franklin
; Wallnöfer, Bruno
; Wanderley, Maria G.L.
; Wasshausen, Dieter
; Watanabe, Maurício T.C.
; Weigend, Maximilian
; Welker, Cassiano A.D.
; Woodgyer, Elizabeth
; Xifreda, Cecilia C.
; Yamamoto, Kikyo
; Zanin, Ana
; Zenni, Rafael D.
; Zickel, Carmem S
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Resumo Um levantamento atualizado das plantas com sementes e análises relevantes acerca desta biodiversidade são apresentados. Este trabalho se iniciou em 2010 com a publicação do Catálogo de Plantas e Fungos e, desde então vem sendo atualizado por mais de 430 especialistas trabalhando online. O Brasil abriga atualmente 32.086 espécies nativas de Angiospermas e 23 espécies nativas de Gimnospermas e estes novos dados mostram um aumento de 3% da riqueza em relação a 2010. A Amazônia é o Domínio Fitogeográfico com o maior número de espécies de Gimnospermas, enquanto que a Floresta Atlântica possui a maior riqueza de Angiospermas. Houve um crescimento considerável no número de espécies e nas taxas de endemismo para a maioria dos Domínios (Caatinga, Cerrado, Floresta Atlântica, Pampa e Pantanal), com exceção da Amazônia que apresentou uma diminuição de 2,5% de endemicidade. Entretanto, a maior parte das plantas com sementes que ocorrem no Brasil (57,4%) é endêmica deste território. A proporção de formas de vida varia de acordo com os diferentes Domínios: árvores são mais expressivas na Amazônia e Floresta Atlântica do que nos outros biomas, ervas são dominantes no Pampa e as lianas apresentam riqueza expressiva na Amazônia, Floresta Atlântica e Pantanal. Este trabalho não só quantifica a biodiversidade brasileira, mas também indica as lacunas de conhecimento e o desafio a ser enfrentado para a conservação desta flora.
Abstract An updated inventory of Brazilian seed plants is presented and offers important insights into the country's biodiversity. This work started in 2010, with the publication of the Plants and Fungi Catalogue, and has been updated since by more than 430 specialists working online. Brazil is home to 32,086 native Angiosperms and 23 native Gymnosperms, showing an increase of 3% in its species richness in relation to 2010. The Amazon Rainforest is the richest Brazilian biome for Gymnosperms, while the Atlantic Rainforest is the richest one for Angiosperms. There was a considerable increment in the number of species and endemism rates for biomes, except for the Amazon that showed a decrease of 2.5% of recorded endemics. However, well over half of Brazillian seed plant species (57.4%) is endemic to this territory. The proportion of life-forms varies among different biomes: trees are more expressive in the Amazon and Atlantic Rainforest biomes while herbs predominate in the Pampa, and lianas are more expressive in the Amazon, Atlantic Rainforest, and Pantanal. This compilation serves not only to quantify Brazilian biodiversity, but also to highlight areas where there information is lacking and to provide a framework for the challenge faced in conserving Brazil's unique and diverse flora.
https://doi.org/10.1590/2175-7860201566411
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9.
Siolmatra brasiliensis (Cogn.) Baill., Cucurbitaceae, acute toxicity in mice
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Lima, Aliny P.
; Barbosa, Carlos E. S.
; Pereira, Flávia C.
; Vilanova-Costa, Cesar A. S. T.
; Ribeiro, Alessandra S. B. B.
; Silva, Hugo D.
; Azevedo, Neucirio R.
; Gomes-Klein, Vera L.
; Silveira-Lacerda, Elisângela P.
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Revista Brasileira de Farmacognosia
- Métricas do periódico
Siolmatra brasiliensis (Cogn.) Baill., Cucurbitaceae, popularmente conhecida como "pluméria" ou "taiuiá" é utilizada na medicina popular brasileira para diversos fins terapêuticos. O estudo de toxicidade aguda do extrato bruto etanólico (EBE) de Siolmatra brasiliensis foi investigado em camundongos. Nenhuma mortalidade ou sinais de toxicidade foram observados nas doses de 10 e 100 mg/kg, entretanto em doses administradas de 1000 e 2000 mg/kg levou as diversas alterações comportamentais e mortalidade. A DL50 para o EBE foi de 1000 mg/kg. Análise macroscópica dos órgãos demonstrou alterações morfológicas no coração dos animais tratados com 1000 e 2000 mg/kg. Por meios destes resultados conclui-se que o EBE de Siolmatra brasiliensis é seguro em doses de 10 and 100 mg/kg e apresentou toxicidade nas doses de 1000 e 2000 mg/kg.
Siolmatra brasiliensis (Cogn.) Baill., Cucurbitaceae, commonly known as "pluméria" or "taiuiá", is widely used in different ways in Brazilian popular medicine to treat several diseases. Acute toxicity of Siolmatra brasiliensis crude ethanolic extract (CEE) was investigated in mice. No mortality or signs of CEE toxicity were observed at the doses of 10 and 100 mg/kg bw, but the administration of 1000 and 2000 mg/kg bw caused several adverse behavioral effects and mortality. Macroscopic inspection of the organs showed morphologic alterations in the heart of animals treated with doses of 1000 and 2000 mg/kg bw. According to our results, S. brasiliensis CEE has an LD50 of 1000 mg/kg bw. We conclude that S. brasiliensis CEE was safe at the doses of 10 and 100 mg/kg bw and presented toxicity at the doses of 1000 and 2000 mg/kg bw.
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10.
Preliminary studies investigating the occurrence of Biomphalaria cousini in Brazil
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Caldeira, Roberta Lima
; Teodoro, Tatiana Maria
; Gomes, Maria Flávia Belfort
; Carvalho, Omar dos Santos
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Memórias do Instituto Oswaldo Cruz
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Specific genetic profiles of Brazilian Biomphalaria species were previously standardized by molecular taxonomy through the analysis of restriction fragments, which were generated by digesting the internal transcribed spacer region of rDNA with the DdeI endonuclease. Biomphalaria amazonica displayed three distinct profiles. To investigate these distinct profiles, the same molecular technique, polymerase chain reaction and restriction fragment length polymorphism, was used with different endonucleases. In addition, morphological data were also used to compare B. amazonica specimens that were collected from Brazil, Colombia and Bolivia. The morphological characters of Bolivian molluscs were similar to B. amazonica, displayed a molecular profile of five restriction fragments and morphological data, whereas the Colombian mollusc population showed morphological characters similar to Biomphalaria cousini and a molecular profile of three restriction fragments, similar to B. cousini. The Brazilian specimens showed the B. amazonica and B. cousini molecular profiles as well as a third profile, which resembled a combination of the Colombian and Bolivian molecular profiles.
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11.
Uso de silício como indutor de resistência em batata a Myzus persicae (Sulzer) (Hemiptera: Aphididae)
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O pulgão Myzus persicae (Sulzer) é uma importante praga da batateira, causando danos diretos pela quantidade de seiva extraída e por ser vetor de importantes fitovírus. Este trabalho foi realizado para verificar a atuação do silício como indutor de resistência em batata a M. persicae. Foram utilizados quatro tratamentos: adubação foliar com solução de ácido silícico a 1%; adubação via solo com 250 ml de solução de ácido silícico a 1%; adubação foliar com solução de ácido silício a 1% + adubação via solo com 250 ml de solução de ácido silícico a 1%1; e a testemunha. Os tratamentos foram aplicados trinta dias após a emergência das brotações. Após quinze dias da aplicação dos tratamentos avaliou-se a preferência e alguns aspectos biológicos do pulgão. Posteriormente foi feita a quantificação do teor de taninos e de lignina presentes nas folhas e a determinação das atividades das enzimas peroxidase e fenilalanina amônia-liase. A adubação silicatada não afetou a preferência dos pulgões, porém diminuiu a fecundidade e a taxa de crescimento populacional dos insetos. A percentagem de lignina aumentou nas folhas das plantas adubadas com silício via solo e/ou foliar e a porcentagem de taninos aumentou apenas nas folhas das plantas adubadas via solo + foliar. O silício atuou como indutor de resistência a M. persicae em batata.
The aphid Myzus persicae (Sulzer) is an important pest of potato and causes direct harm, due to the quantity of sap extracted and for being vector of important phytovirus. This work was carried out to evaluate the action of silicon as a resistance inducer of potato to M. persicae. Four treatments were tried: foliar fertilization with silicon acid at 1%; soil fertilization with 250 ml silicic acid solution at 1%; foliar fertilization with silicon acid at 1% + soil fertilization with 250 ml silicic acid solution at 1%; and a control. The treatments were applied thirty days after the explants emergence. Fifteen days after the application of the treatments, feeding preference and some biological aspects of the aphids were evaluated. After, the content of tannins and lignin present in the leaves and the activity of the enzymes peroxidase and phenylalanine ammonia-lyase were also determined. The silicon fertilization did not affect the preference of the aphids; however it reduced fecundity and the rate of population growth of the insects. The lignin percentage increased in the leaves of plants fertilized with silicon via soil and/or foliar and the percentage of tannins increased only in the leaves fertilized via soil plus foliar. The silicon acted as a resistance inducer to M. persicae in potato.
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12.
Conhecimento, atitudes e comportamentos frente ao risco ocupacional de exposição ao HIV entre estudantes de Medicina da Faculdade de Medicina da Universidade Federal de Minas Gerais
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Toledo Júnior, Antonio Carlos C.
; Ribeiro, Fávia Andrade
; Ferreira, Flávia Gomes Faleiro
; Ferraz, Rodrigo Moraes
; Greco, Dirceu Bartolomeu
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Revista da Sociedade Brasileira de Medicina Tropical
- Métricas do periódico
Os objetivos deste trabalho são avaliar risco ocupacional de exposição ao HIV entre estudantes de medicina, avaliar o conhecimento e o uso das medidas de biossegurança e a cobertura da vacinação contra hepatite B. Questionário específico foi aplicado a 136 estudantes de medicina da Universidade Federal de Minas Gerais. A maioria da população avaliada, 87 (64%) estudantes relataram participar de procedimentos cirúrgicos, 68 (50%) já sofreram algum tipo de exposição a sangue, 90 (66,2%) afirmaram conhecer as medidas universais de biossegurança e 33 (24,3%) relataram conhecer os procedimentos em caso de exposição a sangue contaminado. A população avaliada apresenta alto risco de exposição a material biológico e cerca de um terço desta tem baixo nível de conhecimento das medidas de biossegurança, apesar de fazer uso delas. Torna-se necessário a utilização de estratégias como ensino formal, treinamento em serviço e criação de serviços especializados em biossegurança para a modificação desta realidade.
The objectives of this study were to evaluate the occupational risk of medical students, their knowledge and practice of universal biosafety measures and hepatitis B immunization coverage. A specific questionnaire was applied to 136 medical students of the Universidade Federal de Minas Gerais: 87 (64%) students were involved in surgical procedures, 68 (50%) had been exposed to blood, 90 (66.2%) knew the universal biosafety measures and 33 (24.3%) knew the procedure in case of blood exposure. Thus, this population has a high risk of blood exposure and although there is a low formal knowledge about universal biosafety measures, most of these were generally used. New strategies, such as formal teaching of universal biosafety measures, in loco supervision, and biosafety teams, are necessary to change this situation.
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