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Poly(acrylic acid) and Poly(acrylic acid-b-acrylamide) via RAFT: Effect of Composition on Ni2+ Binding Capacity Polyacrylic Poly acrylic acid acidbacrylamide b acrylamide acid-b-acrylamide RAFT Ni2 Ni
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Journal of the Brazilian Chemical Society
- Métricas do periódico
Two poly(acrylic acid-b-acrylamide) copolymers, and a poly(acrylic acid) homopolymer were synthesized via reversible addition-fragmentation chain transfer (RAFT) polymerization and tested for nickel removal from aqueous media. RAFT was used for better interchain composition homogeneity and to facilitate the synthesis of the block copolymers. Liquid-phase polymer-based retention (LPR) was used to compare the nickel binding capacity. Uptake tests were carried out at pH 3.0, 4.0, and 5.0. Nickel adsorption isotherms in the range of 1 to 7 mmol L−1 were achieved and the Langmuir adsorption model was applied. Maximum binding capacity (Qm) of Ni2+ at 298 K depended on the composition of the copolymers and pH. The polyacid block (PAA) was the major structural feature responsible for high values of nickel binding. All materials presented better uptake at higher pH, probably due to polyacid deprotonation and the increase in the electrostatic interactions. Up to approximately 100 mg of nickel per gram of homopolymer could be retained at pH = 5.0. Even though the presence of a poly(acrylamide) block decreases the binding capacity compared to PAA, that block has a specific contribution to nickel binding and can also provide better features to the material as better solubilization, and others. polyacrylic poly acrylic acidbacrylamide acid b acrylamide acid-b-acrylamide additionfragmentation addition fragmentation (RAFT media Liquidphase Liquid phase polymerbased polymer based LPR (LPR 30 3 0 3.0 40 4 4.0 50 5 5.0 L1 L L− applied Qm (Qm Ni2 Ni 29 PAA (PAA interactions 10 polyacrylamide poly(acrylamide solubilization others 3. 4. 5. 2
2.
Acute kidney injury in nonagenarians: clinical characteristics and mortality nonagenarians
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Dias, Rafael Peixoto Lima
; Duarte, Daniella Bezerra
; Barbosa, Danilo de Castro Bulhões Mascarenhas
; Campos, Rodrigo Peixoto
.
Resumo Introdução: Nonagenários constituem um percentual de pacientes internados em ascensão, sendo a injúria renal aguda (IRA) frequente nesses pacientes. Sendo assim, é importante analisar as características clínicas dessa população e seu impacto na mortalidade. Métodos: Estudo retrospectivo de pacientes nonagenários com IRA entre 2013 e 2022 em um hospital terciário. Apenas o último internamento foi considerado e pacientes com dados incompletos foram excluídos. Uma análise por regressão logística foi realizada para definir fatores de risco para mortalidade. Um valor de p < 0,05 foi considerado significativo. Resultados: Foram incluídos 150 pacientes com mediana de idade 93,0 anos (91,2–95,0) e sexo masculino em 42,7%. Sepse foi a causa mais comum de IRA (53,3%), seguida de desidratação/hipovolemia (17,7%) e insuficiência cardíaca (17,7%). Admissão na UTI ocorreu em 39,3% dos pacientes, ventilação mecânica em 14,7%, uso de vasopressores em 22,7% e realização de terapia renal substitutiva (TRS) em 6,7%. Óbito ocorreu em 56,7% dos pacientes. Desidratação/hipovolemia como etiologia da IRA foi associado a menor risco de mortalidade (OR 0,18; IC 95% 0,04–0,77, p = 0,020). Estágio KDIGO 3 (OR 3,15; IC 95% 1,17–8,47, p = 0,023), admissão na UTI (OR 12,27; IC 95% 3,03–49,74, p < 0,001) e oligúria (OR 5,77; IC 95% 1,98–16,85, p = 0,001) foram associados à mortalidade. Conclusão: Nonagenários com IRA apresentaram alta mortalidade e IRA KDIGO 3, oligúria e admissão na UTI foram associadas ao óbito. Introdução ascensão (IRA assim Métodos 201 202 terciário excluídos 005 0 05 0,0 significativo Resultados 15 930 93 93, 91,2–95,0 912950 91 2 95 (91,2–95,0 427 42 7 42,7% 53,3%, 533 53,3% , 53 (53,3%) desidrataçãohipovolemia desidratação hipovolemia 17,7% 177 17 (17,7% 17,7%. . 393 39 39,3 147 14 14,7% 227 22 22,7 TRS (TRS 67 6 6,7% 567 56 56,7 Desidrataçãohipovolemia Desidratação OR 0,18 018 18 004077 04 77 0,04–0,77 0,020. 0020 0,020 020 0,020) 3,15 315 117847 1 8 47 1,17–8,47 0,023, 0023 0,023 023 0,023) 12,27 1227 12 27 3034974 03 49 74 3,03–49,74 0,001 0001 001 5,77 577 5 1981685 98 16 85 1,98–16,85 Conclusão óbito 20 00 0, 9 91,2–95, 91295 (91,2–95, 4 42,7 53,3 (53,3% 17,7 (17,7 39, 14,7 22, 6,7 56, 0,1 01 00407 0,04–0,7 002 0,02 02 3,1 31 11784 1,17–8,4 12,2 122 303497 3,03–49,7 0,00 000 5,7 57 198168 1,98–16,8 91,2–95 9129 (91,2–95 42, 53, (53,3 17, (17, 14, 6, 0040 0,04–0, 1178 1,17–8, 12, 30349 3,03–49, 5, 19816 1,98–16, 91,2–9 912 (91,2–9 (53, (17 004 0,04–0 117 1,17–8 3034 3,03–49 1981 1,98–16 91,2– (91,2– (53 (1 0,04– 11 1,17– 303 3,03–4 198 1,98–1 91,2 (91,2 (5 ( 0,04 1,17 30 3,03– 19 1,98– 91, (91, 1,1 3,03 1,98 (91 1, 3,0 1,9 (9
Abstract Introduction: Nonagenarians constitute a rising percentage of inpatients, with acute kidney injury (AKI) being frequent in this population. Thus, it is important to analyze the clinical characteristics of this demographic and their impact on mortality. Methods: Retrospective study of nonagenarian patients with AKI at a tertiary hospital between 2013 and 2022. Only the latest hospital admission was considered, and patients with incomplete data were excluded. A logistic regression analysis was conducted to define risk factors for mortality. A p-value < 0.05 was considered statistically significant. Results: A total of 150 patients were included, with a median age of 93.0 years (91.2–95.0), and males accounting for 42.7% of the sample. Sepsis was the most common cause of AKI (53.3%), followed by dehydration/hypovolemia (17.7%), and heart failure (17.7%). ICU admission occurred in 39.3% of patients, mechanical ventilation in 14.7%, vasopressors use in 22.7% and renal replacement therapy (RRT) in 6.7%. Death occurred in 56.7% of patients. Dehydration/hypovolemia as an etiology of AKI was associated with a lower risk of mortality (OR 0.18; 95% CI 0.04–0.77, p = 0.020). KDIGO stage 3 (OR 3.15; 95% CI 1.17–8.47, p = 0.023), ICU admission (OR 12.27; 95% CI 3.03–49.74, p < 0.001), and oliguria (OR 5.77; 95% CI 1.98–16.85, p = 0.001) were associated with mortality. Conclusion: AKI nonagenarians had a high mortality rate, with AKI KDIGO stage 3, oliguria, and ICU admission being associated with death. Introduction inpatients (AKI population Thus Methods 201 2022 excluded pvalue value 005 0 05 0.0 significant Results 15 included 930 93 93. 91.2–95.0, 912950 91.2–95.0 , 91 2 95 (91.2–95.0) 427 42 7 42.7 sample 53.3%, 533 53.3% 53 (53.3%) dehydrationhypovolemia dehydration hypovolemia 17.7%, 177 17.7% 17 (17.7%) 17.7%. . 393 39 39.3 147 14 14.7% 227 22 22.7 RRT (RRT 67 6 6.7% 567 56 56.7 Dehydrationhypovolemia Dehydration OR 0.18 018 18 004077 04 77 0.04–0.77 0.020. 0020 0.020 020 0.020) 3.15 315 117847 1 8 47 1.17–8.47 0.023, 0023 0.023 023 0.023) 12.27 1227 12 27 3034974 03 49 74 3.03–49.74 0.001, 0001 0.001 001 5.77 577 5 1981685 98 16 85 1.98–16.85 Conclusion rate death 20 202 00 0. 9 91295 91.2–95. (91.2–95.0 4 42. 53.3 (53.3% 17.7 (17.7% 39. 14.7 22. 6.7 56. 0.1 01 00407 0.04–0.7 002 0.02 02 3.1 31 11784 1.17–8.4 12.2 122 303497 3.03–49.7 000 0.00 5.7 57 198168 1.98–16.8 9129 91.2–95 (91.2–95. 53. (53.3 17. (17.7 14. 6. 0040 0.04–0. 3. 1178 1.17–8. 12. 30349 3.03–49. 5. 19816 1.98–16. 912 91.2–9 (91.2–95 (53. (17. 004 0.04–0 117 1.17–8 3034 3.03–49 1981 1.98–16 91.2– (91.2–9 (53 (17 0.04– 11 1.17– 303 3.03–4 198 1.98–1 91.2 (91.2– (5 (1 0.04 1.17 30 3.03– 19 1.98– 91. (91.2 ( 1.1 3.03 1.98 (91. 1. 3.0 1.9 (91 (9
3.
Efecto de la fertilización sobre el crecimiento temprano de clones de Gmelina arborea Roxb. ex Sm. en el Pacífico Norte y Sur de Costa Rica
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Carvajal Arroyo, David Antonio
; Murillo Cruz, Rafael
; Alvarado Hernández, Alfredo
; Ávila Arias, Carlos
; González Rojas, Mariela
; Hernández Castro, William
; Molina-Murillo, Sergio
.
Resumen (Introducción): La capacidad productiva de una plantación forestal depende principalmente de las características fisicoquímicas del suelo, así como del manejo silvicultural necesario para un óptimo desarrollo de los árboles. (Objetivo): El objetivo de esta investigación fue la evaluación del efecto de la fertilización sobre plantaciones forestales clonales de Gmelina arborea Roxb. ex Sm., de tres años, en el Pacífico Norte y Sur de Costa Rica. (Metodología): El estudio se realizó en 2 ensayos experimentales del Instituto de Investigación y Servicios Forestales ubicados en La Esperanza, Cóbano (ensayo 1) y en Rancho Quemado, Bahía Drake (ensayo 2). Se establecieron 5 bloques completos, al azar, con 4 tratamientos de fertilización con el abono 19-4-19-2-0,1(B)-1,8(S)-,1(Zn). Se realizó un análisis de varianza y comparación de medias de los incrementos medios anuales del DAP, la altura y el volumen total de los árboles utilizando la prueba de Tukey. (Resultados): Los resultados muestran que el sitio con mayor fertilidad natural presenta aumento en el crecimiento de los árboles; sin embargo, no existen diferencias estadísticamente significativas entre todos los tratamientos aplicados. El sitio de menor fertilidad natural se ubica en Bahía Drake y presentó diferencias estadísticamente significativas en algunos tratamientos en términos de volumen total. (Conclusiones): La fertilización continua tienen un impacto positivo en el crecimiento dasométrico en plantaciones de G. arborea que presenten bajos contenidos de calcio (< 4.5 cmol L-1), valores bajos en capacidad de intercambio catiónico efectiva (< 7.8 cmol L-1) y alta saturación de acidez (> 19.4 %).
Abstract (Introduction): The productive capacity of a forest plantation depends mainly on the physicochemical characteristics of the soil, as well as the necessary silvicultural management for optimal tree development. (Objective): The objective of this research was the evaluation of the effect of fertilization on clonal forest plantations of Gmelina arborea Roxb. ex Sm. 3 years old, in the North and South Pacific of Costa Rica. (Methodology): The study was carried out in 2 experimental trials of the Forestry Research and Services Institute located in La Esperanza, Cóbano (trial 1) and in Rancho Quemado, Drake Bay (trial 2). Five complete blocks were established at random with four fertilization treatments with the fertilizer 19-4-19-2-0.1(B)-1.8(S)-.1(Zn). An analysis of variance and comparison of means of the mean annual increments of DBH, height and total volume of the trees was carried out, using the Tukey test. (Results): The results show that the site with the highest natural fertility presents a greater growth of the trees, however, there are no statistically significant differences between all the treatments applied. The site with the lowest natural fertility is located in Bahía Drake and it did present statistically significant differences in some treatments in terms of total volume. (Conclusions): Continuous fertilization have a positive impact on the dasometric growth in G. arborea plantations that present low calcium contents (< 4.5 cmol L-1), low values of effective cation exchange capacity (<7.8 cmol L-1) and high acidity saturation (> 19.4 %).
4.
Comparison of the microbiome and mycobiome in tissues of the tropical carnivorous epiphytic herb Utricularia jamesoniana Oliv. (Lentibulariaceae)
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Naranjo-Aguilar, Valeria
; Mora-Castro, Rebeca
; Morera-Huertas, Jessica
; Acuña-Castillo, Rafael H.
; Rojas-Jimenez, Keilor
.
Abstract Background: Utricularia jamesoniana, a small epiphytic plant found in wet tropical forests, stands out for its carnivorous habit, intricate trap system, and small but beautiful and complex flowers. This species remains relatively understudied despite its wide geographical distribution and curious adaptations. Questions: Our aim is to elucidate the composition of bacterial and fungal communities inhabiting both the bladders and leaves of Utricularia jamesoniana, facilitating the comprehension of the physiology and ecological dynamics of this carnivorous species. Methods: In this study, we employed 16S rRNA and ITS sequencing to compare the prokaryotic and fungal communities within leaves and traps of U. jamesoniana. Results: The analysis of amplicon sequence variants (ASVs) unveiled notable differences in community composition depending on the plant tissue and type of microorganism. Prokaryotic communities predominantly comprised Proteobacteria and Actinobacteriota, featuring genera such as Acidocella, Bradyrhizobium, Ferritrophicum, and Ferrovum. Fungal communities were dominated by Ascomycota and Basidiomycota, encompassing representatives of Dothideomycetes, Sordariomycetes, Eurotiomycetes, and Agaricomycetes, as well as ASVs related to Mycosphaerellaceae, Colletotrichum, Aspergillus, and Thanatephorus. We determined that the prokaryotic diversity was higher in the bladders with respect to the leaves. Fungal communities, in turn, were more diverse in leaves than in bladders. Conclusions: This study sheds light on the microbial communities associated with this carnivorous epiphyte and provides valuable insights into the intricate relationships between the plant and its microbial inhabitants across different tissues.
Resumen Antecedentes: Utricularia jamesoniana es una pequeña planta epífita que se encuentra en bosques tropicales húmedos. Destaca por su hábito carnívoro, su intrincado sistema de trampas y sus pequeñas pero complejas flores. A pesar de su amplia distribución geográfica y sus curiosas adaptaciones, esta especie sigue estando relativamente poco estudiada. Objetivo: Nuestro objetivo es dilucidar la composición de las comunidades bacterianas y fúngicas asociadas tanto en los utrículos como en las hojas de Utricularia jamesoniana, facilitando la comprensión de la fisiología y la dinámica ecológica de esta especie carnívora. Métodos: Empleamos la secuenciación de los marcadores 16S ARNr e ITS para comparar las comunidades procariotas y fúngicas dentro de hojas y trampas de U. jamesoniana. Resultados: El análisis de las variantes de secuencia de amplicones (ASVs) reveló notables diferencias en la composición de la comunidad dependiendo del tejido vegetal y del tipo de microorganismo. Las comunidades procariotas estaban compuestas predominantemente por Proteobacteria y Actinobacteriota, incluyendo los géneros Acidocella, Bradyrhizobium, Ferritrophicum y Ferrovum. Las comunidades fúngicas estaban dominadas por Ascomycota y Basidiomycota, con representantes de Dothideomycetes, Sordariomycetes, Eurotiomycetes y Agaricomycetes; así como ASVs relacionados con Mycosphaerellaceae, Colletotrichum, Aspergillus y Thanatephorus. La diversidad procariota es más alta en los utrículos con respecto a las hojas, pero las comunidades fúngicas fueron más diversas en las hojas que en los utrículos Conclusiones: Este estudio arroja luz sobre las comunidades microbianas asociadas a esta epífita carnívora y proporciona valiosos conocimientos sobre las intrincadas relaciones entre la planta y los habitantes microbianos asociados a sus diferentes tejidos.
5.
Bioestimulant with Ascophyllum nodosum and fulvic acids as mitigating factors of salinity damage in soybean
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Silva, Bruna A. da
; Silva, Johny de S.
; Silva, Toshik I. da
; Costa, Rafael S. da
; Castro, Carolina S. de
; Oliveira, Letícia K. B. de
; Sousa, Tomil R. M. de
; Rodrigues, Carlos Y. A. C.
; Cardoso, Flávio B.
; Mesquita, Rosilene O.
.
Revista Brasileira de Engenharia Agrícola e Ambiental
- Métricas do periódico
ABSTRACT Soil salinization negatively affects the growth and yield of economically valuable crops such as soybeans. New technologies are being developed to minimize the damage caused by saline stress and improve crop performance. Therefore, the use of biostimulants in agriculture may offer an alternative method to mitigate the deleterious effects of salinity. Extracts of the seaweed, Ascophyllum nodosum and humic substances (fulvic acids) are commonly used. Therefore, this study aimed to evaluate the action of a biostimulant composed of A. nodosum seaweed extract and fulvic acid applied at different phenological stages on the biometric, biochemical, and physiological parameters of soybeans (Glycine max) subjected to irrigation with saline water. The experimental design used was completely randomized in a 3 × 2 + 2 factorial scheme, referring to three applications of the biostimulant at different soybean phenological stages: V3, V3R1, and V3R1R4, two levels of electrical conductivity of irrigation water (ECw): 0.5 (S0) and 5.0 dS m-1 (S1), two additional controls, one with a positive control (PC) and the other with a negative control (NC). The experiment had five replicates with one plant per plot. The results of this study suggest that the application of the biostimulant can mitigate the harmful effects of salt stress in soybeans. The results obtained with V3R1 application in the parameters stem diameter, leaf area, shoot dry mass, electrolyte leakage, and chlorophyll b represent greater efficiency in mitigating the harmful effects of salinity in soybean cultivation. performance Therefore acids A biometric biochemical Glycine max scheme V3 V VR R V3R1R4 VRR ECw (ECw) 05 0 5 0. S0 S (S0 50 5. m1 m 1 m- S1, S1 , (S1) controls PC (PC NC. NC . (NC) plot V3R diameter area mass leakage cultivation V3R1R (ECw (S (S1 (NC
RESUMO Processo de salinização do solo afeta negativamente o crescimento e o rendimento de culturas economicamente valiosas, como a soja. Com o objetivo de minimizar os danos causados pelo estresse salino e melhorar o desempenho das culturas, novas tecnologias estão sendo desenvolvidas. Neste contexto, o uso de bioestimulantes na agricultura pode oferecer uma alternativa para mitigar os efeitos deletérios da salinidade. O extrato da alga Ascophyllum nodosum e substâncias húmicas (ácidos fúlvicos) são comumente empregados. Portanto, o estudo teve como objetivo avaliar a ação de um bioestimulante composto pelo extrato da alga marinha A. nodosum e ácidos fúlvicos aplicados em diferentes estádios fenológicos sobre parâmetros biométricos, bioquímicos e fisiológicos da soja (Glycine max) submetida à irrigação com água salina. O delineamento experimental utilizado foi inteiramente casualizado em esquema fatorial 3 x 2 + 2, referente a três aplicações do bioestimulante em diferentes estádios fenológicos da soja: V3, V3R1 e V3R1R4, dois níveis de condutividade elétrica da água de irrigação (CEa): 0,5 (S0) e 5,0 dS m-1 (S1), dois controles adicionais, um com controle positivo (PC) e outro com controle negativo (NC). O experimento contou com cinco repetições e uma planta por parcela. Os resultados deste estudo sugerem que a aplicação do bioestimulante pode ser uma alternativa na mitigação dos efeitos nocivos do estresse salino em soja. Os resultados foram obtidos com a aplicação V3R1 nos parâmetros diâmetro do caule, área foliar, massa seca da parte aérea, extravasamento de eletrólitos e clorofila b representam maior eficiência na mitigação dos efeitos nocivos da salinidade no cultivo da soja. valiosas desenvolvidas contexto empregados Portanto A biométricos Glycine max salina V3 V VR R V3R V3R1R4 VRR CEa (CEa) 05 0 5 0, S0 S (S0 50 5, m1 m 1 m- S1, S1 , (S1) adicionais PC (PC NC. NC . (NC) parcela caule foliar aérea V3R1R (CEa (S (S1 (NC
6.
Cytogenetic and molecular studies in species of the Ancistrini tribe from Southern Brazil
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Ribeiro, Marcos Otávio
; Ribeiro, Isabelle Pereira Mari
; Pereira, Diego Mauro Carneiro
; Dulz, Thais Aparecida
; Zawadzki, Claudio Henrique
; Noleto, Rafael Bueno
; Lorscheider, Carla Andreia
; Oliveira, Alessandra Valéria de
; Portela Castro, Ana Luiza de Brito
.
Abstract The southern region of Brazil is rich in hydric and biogeographic resources, contributing to the formation of distinct ichthyofaunistic niches and facilitating the isolation of some species. Despite the great ecological importance, there are few cytogenetic and molecular studies on the ichthyofauna of these basins. Therefore, specimens of Ancistrus abilhoai and Hemiancistrus fuliginosus were analyzed by combining cytogenetic and mitochondrial markers. Cytogenetic analysis revealed a diploid number of 2n = 48 for A. abilhoai and 2n = 56 for H. fuliginosus and Sites rDNA (by fluorescent in situ hybridization-FISH) were identified with 18S and 5S probes in synteny in pair 16 of A. abilhoai. At the same time in H. fuliginosus, these sites are located in separate pairs. Considering the Ancistrus cluster, based on COI molecular data, specimens of A. abilhoai were close to A. cirrhosushaving as sister group A. multispinis and A. brevipinnis. Regarding Hemiancistrus, H. fuliginosus specimens showed the same haplotype as the sequences of this species, available in the database, forming a distinct clade with H. aspidolepis as a sister group. The results of our work helped to better define the taxonomic status of A. abilhoai and H. fuliginosus, species endemic to southern Brazil and which have few studies within their respective genera. resources importance basins Therefore markers n 4 A 5 H hybridizationFISH hybridization FISH hybridization-FISH S 1 pairs cluster data brevipinnis database genera
Resumo A região sul do Brasil é rica em recursos hídricos e biogeográficos, contribuindo para a formação de nichos ictiofaunísticos distintos facilitando o isolamento de algumas espécies. Apesar da grande importância ecológica, existem poucos estudos citogenéticos e moleculares sobre a ictiofauna dessas bacias. Por isso, espécimes de Ancistrus abilhoai e Hemiancistrus fuliginosus foram analisados através da combinação de marcadores citogenéticos e mitocondriais. A análise citogenética revelou um número diploide de 2n = 48 para A. abilhoai e 2n = 56 para H. fuliginosus e foram identificados sítios de DNAr (por hibridização in situ fluorescente-FISH) com sondas 18S e 5S, em sintonia no par 16 de A. abilhoai, enquanto em H. fuliginosus estes sítios estão localizados em pares separados. Considerando o clusterAncistrus, com base nos dados moleculares COI, os espécimes de A. abilhoai ficaram próximos de A. cirrhosus,tendo como grupo irmão A. multispinis e A. brevipinnis. Em relação a Hemiancistrus, os exemplares de H. fuliginosus apresentaram o mesmo haplótipo das sequências desta espécie, disponíveis no banco de dados, formando um clado distinto com H. aspidolepis como grupo irmão. Os resultados do nosso trabalho auxiliaram na melhor definição do status taxonômico de A. abilhoai e H. fuliginosus, espécies endêmicas do sul do Brasil e que exibem poucos estudos dentro de seus repctivos gêneros. biogeográficos ecológica bacias isso mitocondriais n 4 5 H por fluorescenteFISH fluorescente FISH fluorescente-FISH S 5S 1 separados clusterAncistrus COI cirrhosustendo cirrhosus tendo brevipinnis espécie gêneros
7.
Desenvolvimento de sensor ótico de ambientes ácidos a partir de compósitos do tipo Pani/HDLs PaniHDLs Pani HDLs
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Raffa, Francine Andrea
; Schons, Aline Boarolli
; Maria, Arthur Leonhardt Santa
; Marangoni, Rafael
; Castro, Eryza Guimarães de
.
ABSTRACT Hybrid materials formed between polyaniline and layered double hydroxides of Zn and Al (Pani/ZnAlHDL) were obtained by adding previously prepared polyaniline (Pani) to the reaction medium during the synthesis of the HDLs, including HDLs modified with the anionic surfactants sodium dodecyl sulfate and sodium dodecylbenzenesulfonate. The composites exhibited a blue color characteristic of the emeraldine base phase of Pani. X-ray diffraction (XRD) patterns of these compounds showed a shift of the peaks (003) and (006) of ZnAlHDL to lower 2θ values, indicating the presence of both phases in the composites. Additionally, it was observed that the anionic surfactants also influence the structural characteristics of the composites. Fourier-transform infrared (FTIR) spectra support the XRD results. Composites obtained with surfactants were subjected to colorimetric sensor tests for HCl. After only 5 minutes of exposure to HCl vapors, the materials changed their color from blue to green, indicating the formation of the Pani emeraldine salt phase. This indication was confirmed by UV-Vis spectroscopy, as spectra after acid interaction showed new bands in the 400 nm and 820 nm regions, characteristic of the emeraldine salt, the green-colored structural form of Pani. These results demonstrate the feasibility of using these materials in acid sensing, providing a rapid and effective response. Pani/ZnAlHDL PaniZnAlHDL (Pani/ZnAlHDL (Pani dodecylbenzenesulfonate Xray X ray (XRD 003 (003 006 (006 θ values Additionally Fouriertransform Fourier transform FTIR (FTIR vapors green UVVis UV Vis spectroscopy 40 82 regions greencolored colored sensing response 00 (00 4 8 0 (0 (
RESUMO Materiais híbridos formados entre polianilina e hidróxidos duplos lamelares de Zn e Al (Pani/ZnAlHDL) foram obtidos adicionando a Polianilina (Pani) previamente preparada ao meio reacional da síntese dos HDLs e também HDLs modificado com os surfactantes aniônicos dodecilsulfato de sódio e dodecilbenzenosulfato de sódio. Os compósitos apresentaram cor azul que é característica da fase base esmeraldina da Pani. Os difratogramas de raios X destes compostos apresentaram deslocamento dos picos (003) e (006) do ZnAlHDL para menores valores de 2θ, indicando a presença das duas fases nos compósitos. Além disso, foi constatado também que os surfactantes aniônicos também exercem influência nas características estruturais dos compósitos. Os espectros de FTIR corroboram os resultados do DRX. Os compósitos obtidos com os surfactantes foram submetidos à testes de sensor colorimétrico para HCl. Após 5 minutos apenas de exposição aos vapores do HCl, os materiais apresentaram mudança na sua coloração de azul para verde, indicando a formação da fase da Pani, sal esmeraldina. Esse indício foi confirmado por espectroscopia na região do UV-Vis, uma vez que os espectros após interação com ácido, apresentaram novas bandas, nas regiões de 400 nm e 820 nm, que são características do sal esmeraldina, forma estrutural da Pani de coloração verde. Esses resultados mostram a viabilidade da utilização destes materiais no sensoriamento de ambientes ácidos, apresentando resposta rápida e eficaz. Pani/ZnAlHDL PaniZnAlHDL (Pani/ZnAlHDL (Pani 003 (003 006 (006 2θ θ disso DRX HCl verde UVVis, UVVis UV Vis, Vis UV-Vis ácido bandas 40 82 ácidos eficaz 00 (00 4 8 0 (0 (
8.
Third stage of the kangaroo method: exclusive breastfeeding and growth of preterm and/or low birth weight newborns method andor or
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Ornelas, Sandra Lima
; Guimarães, Rafael Paim
; Silva, Lorena Almeida
; Romanelli, Roberta Maia de Castro
; Bouzada, Maria Cândida Ferrarez
.
Objective: To evaluate the rates of exclusive breastfeeding (EBF) and growth of preterm and/or low birth weight newborns during the third stage of the Kangaroo Method (TSKM), at discharge. Methods: Retrospective study in a reference public maternity hospital between Jan/2014 and Dec/2017, including the preterm (less than 37 weeks) and/or low birth weight (less than 2500 g) newborn infants. Information was collected from medical records. Statistics analysis was done in SPSS software. Results: 482 infants were included and followed up at the TSKM ambulatory. The average gestational age was 33 weeks (variation: 24-39 weeks) and birth weight, 1715g (variation: 455–2830 g). EBF occurred in 336 (70.1%) infants at hospital discharge, and in 291 (60.4%) at TSKM discharge. Each additional day of hospital stay increased the chance of infant formula (IF) use by 9.3% at hospital discharge and by 10.3% at TSKM discharge. Staying in the Kangaroo Neonatal Intermediate Care Unit (KNICU) favored EBF at hospital discharge and TSKM discharge (p<0.001). Not performing the kangaroo position increased the chance formula administration to the newborn infant at hospital discharge by 11%. Weight gain and head circumference growth were higher in infants using formula (p<0.001). Conclusions: The length of hospital stay and not performing the kangaroo position favored the use of infant formula at hospital and TSKM discharge. Staying in the KNICU favored exclusive breastfeeding at hospital and TSKM discharge. Weight gain and HC growth were higher in newborns receiving infant formula. Objective (EBF andor or TSKM, , (TSKM) Methods Jan2014 Jan 2014 Jan/201 Dec2017 Dec 2017 Dec/2017 less 3 250 g records software Results 48 ambulatory variation (variation 2439 24 39 24-3 4552830 455 2830 455–283 g. . 70.1% 701 70 1 (70.1% 29 60.4% 604 60 4 (60.4% IF (IF 93 9 9.3 103 10 10.3 (KNICU p<0.001. p0001 p p<0.001 0 001 (p<0.001) 11 11% Conclusions (TSKM Jan201 201 Jan/20 Dec201 Dec/201 25 243 2 24- 455283 45 283 455–28 70.1 7 (70.1 60.4 6 (60.4 9. 10. p000 p<0.00 00 (p<0.001 Jan20 20 Jan/2 Dec20 Dec/20 45528 28 455–2 70. (70. 60. (60. p00 p<0.0 (p<0.00 Jan2 Jan/ Dec2 Dec/2 4552 455– (70 (60 p0 p<0. (p<0.0 Dec/ (7 (6 p<0 (p<0. ( p< (p<0 (p< (p
RESUMO Objetivo: Avaliar as taxas de aleitamento materno exclusivo e o crescimento dos recém-nascidos (RN) pré-termo e/ou de baixo peso ao nascer à alta da terceira etapa do Método Canguru (TEMC). Métodos: Estudo retrospectivo realizado em maternidade pública de referência entre janeiro/2014 e dezembro/2017, que incluiu os RN pré-termo (<37 semanas) e/ou de baixo peso (<2.500 g). As informações foram coletadas de prontuários médicos e analisadas pelo programa Statistical Package for the Social Sciences (SPSS). Resultados: Foram seguidos 482 RN, com mediana da idade gestacional de 33 semanas (variação: 24–39 sem) e peso ao nascer 1.715 g (variação: 455–2.830 g). O aleitamento materno exclusivo (AME) ocorreu em 336 (70,1%) RN à alta hospitalar e em 291 (60,4%) à alta da TEMC. Cada dia a mais de permanência hospitalar aumentou a chance do uso de fórmula infantil em 9,3% à alta hospitalar e em 10,3% à alta da TEMC. Permanecer na Unidade de Cuidados Intermediários Canguru (UCINCA) favoreceu o AME à alta hospitalar e da TEMC (p<0,001). Não realizar a Posição Canguru aumentou em 11% a chance de o RN utilizar fórmula infantil à alta hospitalar. O ganho de peso e crescimento do perímetro cefálico foram maiores nos RN em uso de fórmula infantil (p<0,001). Conclusões: O tempo de permanência hospitalar e a não realização da Posição Canguru favoreceram o uso de fórmula infantil à alta hospitalar e da TEMC. Permanecer na UCINCA favoreceu o AME à alta hospitalar e da TEMC. O ganho de peso e crescimento do PC foram maiores nos RN em uso de fórmula infantil. Objetivo recémnascidos recém nascidos (RN prétermo pré termo eou ou . (TEMC) Métodos janeiro2014 janeiro 2014 janeiro/201 dezembro2017 dezembro 2017 dezembro/2017 <37 37 (<3 <2.500 2500 2 500 (<2.50 g. g) SPSS. SPSS (SPSS) Resultados 48 3 variação (variação 2439 24 39 24–3 sem 1715 1 715 1.71 4552830 455 830 455–2.83 (AME 70,1% 701 70 (70,1% 29 60,4% 604 60 4 (60,4% 93 9 9,3 103 10 10,3 (UCINCA p<0,001. p0001 p p<0,001 0 001 (p<0,001) 11 Conclusões (TEMC janeiro201 201 janeiro/20 dezembro201 dezembro/201 <3 (< <2.50 250 50 (<2.5 (SPSS 243 24– 171 71 1.7 455283 45 83 455–2.8 70,1 7 (70,1 60,4 6 (60,4 9, 10, p000 p<0,00 00 (p<0,001 janeiro20 20 janeiro/2 dezembro20 dezembro/20 < ( <2.5 25 5 (<2. 17 1. 45528 8 455–2. 70, (70, 60, (60, p00 p<0,0 (p<0,00 janeiro2 janeiro/ dezembro2 dezembro/2 <2. (<2 4552 455–2 (70 (60 p0 p<0, (p<0,0 dezembro/ <2 455– (7 (6 p<0 (p<0, p< (p<0 (p< (p
9.
Economic viability analysis of mechanization in broiler chicken harvesting
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Dutra, Fábio Mascarenhas
; Garcia, Rodrigo Garófallo
; Noriller, Rafael Martins
; Binotto, Erlaine
; Burbarelli, Maria Fernanda de Castro
; Komiyama, Claudia Marie
; Caldara, Fabiana Ribeiro
; Valentim, Jean Kaique
.
ABSTRACT This study aimed to analyze the economic viability of the implementation of a mechanized harvesting of broilers where the activity is carried out entirely manually. The viability indicators used were net present value (NPV), net future value (NFV), net uniform value (NUV), discounted payback (DP), and internal rate of return (IRR). Scenario analysis, sensitivity, and Monte Carlo simulation were performed in the present study. The results showed that the initial investment was US$ 1,868,302.76. The average price paid by the slaughterhouse to third-party manual harvesting companies was US$ 18.17 per thousand broilers, which was converted into revenue in the cash flow of the project. The cash flow result was positive at US$ 22,256.14 over the entire study period considering a daily catch of 144 thousand broilers. The results of the economic viability analysis were NPV of US$ 64,786.23, NFV of US$ 333,382.11, NUV of US$ 735.19, DP of 13.82 years, IRR of 0.965 monthly, and modified IRR of 0.933 monthly. These values prove the economic viability of implementing the project considering the market conditions at the time of the study. The analysis of scenarios showed great sensitivity to the exchange rate and the price of fuels. The Monte Carlo simulation highlighted a moderate risk of negative NPV, emphasizing the importance of considering this variable when making decisions. Despite these challenges, the potential benefits of mechanized harvesting, such as increased efficiency and reduced labor costs, make it a promising alternative to manual harvesting, even for small to medium-sized poultry industries. manually , (NPV) NFV, (NFV) NUV, (NUV) DP, (DP) IRR. . (IRR) US 186830276 1 868 302 76 1,868,302.76 thirdparty third party 1817 18 17 18.1 2225614 22 256 14 22,256.1 6478623 64 786 23 64,786.23 33338211 333 382 11 333,382.11 73519 735 19 735.19 1382 13 82 13.8 years 0965 0 965 0.96 monthly 0933 933 0.93 fuels decisions challenges costs mediumsized medium sized industries (NPV (NFV (NUV (DP (IRR 18683027 86 30 7 1,868,302.7 181 18. 222561 2 25 22,256. 647862 6 78 64,786.2 3333821 33 38 333,382.1 7351 73 735.1 138 8 13. 096 96 0.9 093 93 1868302 3 1,868,302. 22256 22,256 64786 64,786. 333382 333,382. 735. 09 9 0. 186830 1,868,302 2225 22,25 6478 64,786 33338 333,382 18683 1,868,30 222 22,2 647 64,78 3333 333,38 1868 1,868,3 22, 64,7 333,3 186 1,868, 64, 333, 1,868 1,86 1,8 1,
10.
Prevalência de miopia em crianças de escolas públicas do Sul do Brasil
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Gus, Patrícia Ioschpe
; Maman, Raquel Silveira de
; Lengler, Arthur Dementshuk
; Arteche, Maria Antônia
; Martins, Antônia
; Leivas, Gabriel
; Carloto, Rafael
; Pieta, Marina
; Marinho, Diane
; Tartarella, Márcia Beatriz
; Pakter, Helena
; Fabris, Caroline
; Castro, Terla
; Kronbauer, Fernando
; Colossi, Carina
.
ABSTRACT Objective: To assess myopia prevalence in children from public schools of the metropolitan region of Porto Alegre, in Rio Grande do Sul. Methods: It is a prospective cross-sectional study with a sample of 330 children from public schools of the metropolitan region of Porto Alegre, from 5 to 20 years old. The students were submitted to an ophthalmological evaluation including auto-refractor measurements, best corrected and uncorrected visual acuity, subjective refraction under cycloplegia and axial length. The outcomes were prevalence of myopia, high myopia, and low myopia. Pearson's chi-squared test was used to assess the relationship between prevalence and the variable contemplated in the questionnaire. Results: The prevalence of myopia was 17.4% (CI 13.8 – 21.7%). Low and high myopia corresponded to 15.2% (CI 11.9 – 19.3%) and 2.1% (CI 1.1 – 4.1%), respectively. Conclusion: This is the highest prevalence of myopia under cycloplegia found in Brazil to date. Other studies are necessary to understand the prevalence and evolution of the condition in the country. Objective Alegre Sul Methods crosssectional cross sectional 33 2 old autorefractor auto refractor measurements acuity length Pearsons Pearson s chisquared chi squared questionnaire Results 174 17 4 17.4 CI 138 13 8 13. 21.7%. 217 21.7% . 21 7 21.7%) 152 15 15.2 119 11 9 11. 19.3% 193 19 3 1 2.1 1. 4.1%, 41 4.1% , 4.1%) respectively Conclusion date country 17. 21.7 15. 19.3 2. 4.1 21. 19. 4.
RESUMO Objetivo: Avaliar a prevalência de miopia em crianças de escolas públicas da Região Metropolitana de Porto Alegre (RS, Brasil). Métodos: Estudo transversal prospectivo, com amostra de 330 estudantes de escolas públicas da Região Metropolitana de Porto Alegre entre 5 e 20 anos de idade. Os escolares foram submetidos à avaliação oftalmológica completa, incluindo acuidade visual com e sem correção, autorrefração dinâmica e estática, refração subjetiva dinâmica e estática sob cicloplegia e medida do diâmetro axial. Um questionário sobre tempo de uso de telas diário foi aplicado. Os desfechos foram prevalência de miopia, alta miopia e baixa miopia. O teste do qui-quadrado de Pearson foi utilizado para avaliar a relação da prevalência com a variável contemplada no questionário. Resultados: A prevalência de miopia foi de 17,4% (IC95% 13,8-21,7%). Baixa e alta miopia corresponderam a 15,2% (IC95% 11,9-19,3%) e 2,1% (IC95% 1,1-4,1%), respectivamente. Conclusão: Essa é a maior prevalência de miopia sob cicloplegia encontrada no Brasil até a presente data. Outros estudos para entender a prevalência e a evolução da ametropia no país são necessários. Objetivo RS, RS (RS Brasil. . Brasil) Métodos prospectivo 33 2 idade completa correção axial aplicado quiquadrado qui quadrado Resultados 174 17 4 17,4 IC95% IC95 IC (IC95 13,821,7%. 138217 13,8 21,7% 13 8 21 7 13,8-21,7%) 152 15 15,2 11,919,3% 119193 11,9 19,3% 11 9 19 3 11,9-19,3% 1 2,1 1,14,1%, 1141 1,1 4,1% , 1,1-4,1%) respectivamente Conclusão data necessários 17, IC9 (IC9 821 13,821,7% 13821 138 13, 217 21,7 13,8-21,7% 15, 919 11,919,3 11919 119 11, 193 19,3 11,9-19,3 2, 14 1,14,1% 114 1, 41 4,1 1,1-4,1% (IC 82 13,821,7 1382 21, 13,8-21,7 91 11,919, 1191 19, 11,9-19, 1,14,1 4, 1,1-4,1 13,821, 13,8-21, 11,919 11,9-19 1,14, 1,1-4, 13,821 13,8-21 11,91 11,9-1 1,14 1,1-4 13,82 13,8-2 11,9- 1,1- 13,8-
11.
Thyroid surgery volume – A statement issued by the Brazilian Head and Neck Surgery Society (SBCCP) SBCCP (SBCCP
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Matos, Fatima Cristina Mendes de
; Vartanian, José Guilherme
; Barauna Neto, José Carlos
; Santos, Ary Serrano
; Machado, Achilles Alves de Levy
; Pedruzzi, Paola Andrea Galbiatti
; Neves, Murilo Catafesta das
; Hojaij, Flavio Carneiro
; Nakai, Marianne Yumi
; Viana, Aline de Oliveira Ribeiro
; Santos, Izabella Costa
; de Cicco, Rafael
; Capuzzo, Renato de Castro
; Capelli, Fábio de Aquino
; De Carlucci Junior, Dorival
; Teixeira, Gilberto Vaz
; Cavalheiro, Beatriz
; Brodskin, Fabio
; Agra, Ivan
; Dias, Fernando Luiz
; Kulcsar, Marco Aurélio
; de Melo, Giulianno Molina
.
12.
Brazilian Thoracic Society recommendations for the diagnosis and monitoring of asbestos-exposed individuals asbestosexposed asbestos exposed
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Santos, Ubiratan Paula
; Algranti, Eduardo
; Capitani, Eduardo Mello De
; Prado, Gustavo Faibischew
; Carneiro, Ana Paula Scalia
; Rodrigues, Sílvia Carla Sousa
; Freitas, Jefferson Benedito Pires de
; Chate, Rodrigo Caruso
; Mizutani, Rafael Futoshi
; Castro, Hermano Albuquerque de
; Arbex, Marcos Abdo
; Ribeiro, Patrícia Canto
; Tietboehl Filho, Carlos Nunes
; Castellano, Maria Vera Cruz de Oliveira
; Leite, Guilherme Ward
; Almeida, Gustavo Corrêa de
.
ABSTRACT Asbestos was largely used in Brazil. It is a mineral that induces pleural and pulmonary fibrosis, and it is a potent carcinogen. Our objective was to develop recommendations for the performance of adequate imaging tests for screening asbestos-related diseases. We searched peer-reviewed publications, national and international technical documents, and specialists’ opinions on the theme. Based on that, the major recommendations are: Individuals exposed to asbestos at the workplace for ≥ 1 year or those with a history of environmental exposure for at least 5 years, all of those with a latency period > 20 years from the date of initial exposure, should initially undego HRCT of the chest for investigation. Individuals with pleural disease and/or asbestosis should be considered for regular lung cancer monitoring. Risk calculators should be adopted for lung cancer screening, with a risk estimate of 1.5%. Brazil fibrosis carcinogen asbestosrelated related diseases peerreviewed peer reviewed publications documents specialists theme are 2 investigation andor monitoring 15 1.5% 1.5 1.
13.
Clinical outcomes and direct cost analysis of rotator cuff repair surgery
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Pierami, Rafael
; Antonioli, Eliane
; Castro, Isabela Queiros
; Fairbanks, Paula
; Manente, Felipe Giorgi
; Lenza, Mario
.
ABSTRACT Objective The purpose of this study was to evaluate the clinical and functional outcomes in patients who underwent surgical treatment for rotator cuff tears using open and arthroscopic techniques, and to evaluate the direct costs involved. Methods Retrospective cohort study with analysis of the data of patients who were referred to two private hospitals in Sao Paulo, Brazil for surgical repair of the rotator cuff from January 2018 to September 2019. Clinical outcomes were assessed using functional scores (SPADI and QuickDASH) and a quality of life questionnaire (EuroQoL). Procedure costs were calculated relative to each hospital’s costliest procedure. Results Data from 362 patients were analyzed. The mean patient age was 57 years (SD= 10.46), with a slight male predominance (53.9%). Arthroscopic procedures were more common than open procedures (95.6% versus 4.4%). Significant clinical improvement was reported in 84.8% of the patients. The factors associated with increased surgery costs were arthroscopic technique (increase of 29.2%), age (increase of 0.6% per year), and length of stay (increase of 18.9% per day of hospitalization). Conclusion Rotator cuff repair surgery is a highly effective procedure, associated with favorable clinical outcomes and improvement in life quality, and low rates of complications. Arthroscopic surgery tends to be costlier than open surgery. techniques involved Paulo 201 2019 SPADI QuickDASH EuroQoL. EuroQoL . (EuroQoL) hospital s procedure 36 analyzed 5 SD= SD (SD 10.46, 1046 10.46 , 10 46 10.46) 53.9%. 539 53.9% 53 9 (53.9%) 95.6% 956 95 6 (95.6 4.4%. 44 4.4% 4 4.4%) 848 84 8 84.8 increase 29.2%, 292 29.2% 29 2 29.2%) 06 0 0.6 year, year year) 189 18 18.9 hospitalization. hospitalization hospitalization) complications 20 (EuroQoL 3 104 10.4 1 53.9 (53.9% 95.6 (95. 4.4 84. 29.2 0. 18. 10. 53. (53.9 95. (95 4. 29. (53. (9 (53 ( (5
14.
Catálogo Taxonômico da Fauna do Brasil: Setting the baseline knowledge on the animal diversity in Brazil Brasil
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Boeger, Walter A.
; Valim, Michel P.
; Zaher, Hussam
; Rafael, José A.
; Forzza, Rafaela C.
; Percequillo, Alexandre R.
; Serejo, Cristiana S.
; Garraffoni, André R.S.
; Santos, Adalberto J.
; Slipinski, Adam
; Linzmeier, Adelita M.
; Calor, Adolfo R.
; Garda, Adrian A.
; Kury, Adriano B.
; Fernandes, Agatha C.S.
; Agudo-Padrón, Aisur I.
; Akama, Alberto
; Silva Neto, Alberto M. da
; Burbano, Alejandro L.
; Menezes, Aleksandra
; Pereira-Colavite, Alessandre
; Anichtchenko, Alexander
; Lees, Alexander C.
; Bezerra, Alexandra M.R.
; Domahovski, Alexandre C.
; Pimenta, Alexandre D.
; Aleixo, Alexandre L.P.
; Marceniuk, Alexandre P.
; Paula, Alexandre S. de
; Somavilla, Alexandre
; Specht, Alexandre
; Camargo, Alexssandro
; Newton, Alfred F.
; Silva, Aline A.S. da
; Santos, Aline B. dos
; Tassi, Aline D.
; Aragão, Allan C.
; Santos, Allan P.M.
; Migotto, Alvaro E.
; Mendes, Amanda C.
; Cunha, Amanda
; Chagas Júnior, Amazonas
; Sousa, Ana A.T. de
; Pavan, Ana C.
; Almeida, Ana C.S.
; Peronti, Ana L.B.G.
; Henriques-Oliveira, Ana L.
; Prudente, Ana L.
; Tourinho, Ana L.
; Pes, Ana M.O.
; Carmignotto, Ana P.
; Wengrat, Ana P.G. da Silva
; Dornellas, Ana P.S.
; Molin, Anamaria Dal
; Puker, Anderson
; Morandini, André C.
; Ferreira, André da S.
; Martins, André L.
; Esteves, André M.
; Fernandes, André S.
; Roza, André S.
; Köhler, Andreas
; Paladini, Andressa
; Andrade, Andrey J. de
; Pinto, Ângelo P.
; Salles, Anna C. de A.
; Gondim, Anne I.
; Amaral, Antonia C.Z.
; Rondón, Antonio A.A.
; Brescovit, Antonio
; Lofego, Antônio C.
; Marques, Antonio C.
; Macedo, Antonio
; Andriolo, Artur
; Henriques, Augusto L.
; Ferreira Júnior, Augusto L.
; Lima, Aurino F. de
; Barros, Ávyla R. de A.
; Brito, Ayrton do R.
; Romera, Bárbara L.V.
; Vasconcelos, Beatriz M.C. de
; Frable, Benjamin W.
; Santos, Bernardo F.
; Ferraz, Bernardo R.
; Rosa, Brunno B.
; Sampaio, Brunno H.L.
; Bellini, Bruno C.
; Clarkson, Bruno
; Oliveira, Bruno G. de
; Corrêa, Caio C.D.
; Martins, Caleb C.
; Castro-Guedes, Camila F. de
; Souto, Camilla
; Bicho, Carla de L.
; Cunha, Carlo M.
; Barboza, Carlos A. de M.
; Lucena, Carlos A.S. de
; Barreto, Carlos
; Santana, Carlos D.C.M. de
; Agne, Carlos E.Q.
; Mielke, Carlos G.C.
; Caetano, Carlos H.S.
; Flechtmann, Carlos H.W.
; Lamas, Carlos J.E.
; Rocha, Carlos
; Mascarenhas, Carolina S.
; Margaría, Cecilia B.
; Waichert, Cecilia
; Digiani, Celina
; Haddad, Célio F.B.
; Azevedo, Celso O.
; Benetti, Cesar J.
; Santos, Charles M.D. dos
; Bartlett, Charles R.
; Bonvicino, Cibele
; Ribeiro-Costa, Cibele S.
; Santos, Cinthya S.G.
; Justino, Cíntia E.L.
; Canedo, Clarissa
; Bonecker, Claudia C.
; Santos, Cláudia P.
; Carvalho, Claudio J.B. de
; Gonçalves, Clayton C.
; Galvão, Cleber
; Costa, Cleide
; Oliveira, Cléo D.C. de
; Schwertner, Cristiano F.
; Andrade, Cristiano L.
; Pereira, Cristiano M.
; Sampaio, Cristiano
; Dias, Cristina de O.
; Lucena, Daercio A. de A.
; Manfio, Daiara
; Amorim, Dalton de S.
; Queiroz, Dalva L. de
; Queiroz, Dalva L. de
; Colpani, Daniara
; Abbate, Daniel
; Aquino, Daniel A.
; Burckhardt, Daniel
; Cavallari, Daniel C.
; Prado, Daniel de C. Schelesky
; Praciano, Daniel L.
; Basílio, Daniel S.
; Bená, Daniela de C.
; Toledo, Daniela G.P. de
; Takiya, Daniela M.
; Fernandes, Daniell R.R.
; Ament, Danilo C.
; Cordeiro, Danilo P.
; Silva, Darliane E.
; Pollock, Darren A.
; Muniz, David B.
; Gibson, David I.
; Nogueira, David S.
; Marques, Dayse W.A.
; Lucatelli, Débora
; Garcia, Deivys M.A.
; Baêta, Délio
; Ferreira, Denise N.M.
; Rueda-Ramírez, Diana
; Fachin, Diego A.
; Souza, Diego de S.
; Rodrigues, Diego F.
; Pádua, Diego G. de
; Barbosa, Diego N.
; Dolibaina, Diego R.
; Amaral, Diogo C.
; Chandler, Donald S.
; Maccagnan, Douglas H.B.
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; Teixeira, Joyce A.
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; Almeida, Julia C.
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ABSTRACT The limited temporal completeness and taxonomic accuracy of species lists, made available in a traditional manner in scientific publications, has always represented a problem. These lists are invariably limited to a few taxonomic groups and do not represent up-to-date knowledge of all species and classifications. In this context, the Brazilian megadiverse fauna is no exception, and the Catálogo Taxonômico da Fauna do Brasil (CTFB) (http://fauna.jbrj.gov.br/), made public in 2015, represents a database on biodiversity anchored on a list of valid and expertly recognized scientific names of animals in Brazil. The CTFB is updated in near real time by a team of more than 800 specialists. By January 1, 2024, the CTFB compiled 133,691 nominal species, with 125,138 that were considered valid. Most of the valid species were arthropods (82.3%, with more than 102,000 species) and chordates (7.69%, with over 11,000 species). These taxa were followed by a cluster composed of Mollusca (3,567 species), Platyhelminthes (2,292 species), Annelida (1,833 species), and Nematoda (1,447 species). All remaining groups had less than 1,000 species reported in Brazil, with Cnidaria (831 species), Porifera (628 species), Rotifera (606 species), and Bryozoa (520 species) representing those with more than 500 species. Analysis of the CTFB database can facilitate and direct efforts towards the discovery of new species in Brazil, but it is also fundamental in providing the best available list of valid nominal species to users, including those in science, health, conservation efforts, and any initiative involving animals. The importance of the CTFB is evidenced by the elevated number of citations in the scientific literature in diverse areas of biology, law, anthropology, education, forensic science, and veterinary science, among others. publications problem uptodate up date classifications context exception (CTFB http//fauna.jbrj.gov.br/, httpfaunajbrjgovbr http //fauna.jbrj.gov.br/ , jbrj gov br (http://fauna.jbrj.gov.br/) 2015 Brazil 80 specialists 1 2024 133691 133 691 133,69 125138 125 138 125,13 82.3%, 823 82 3 (82.3% 102000 102 000 102,00 7.69%, 769 7 69 (7.69% 11000 11 11,00 . 3,567 3567 567 (3,56 2,292 2292 2 292 (2,29 1,833 1833 833 (1,83 1,447 1447 447 (1,44 1000 1,00 831 (83 628 (62 606 (60 520 (52 50 users science health biology law anthropology education others http//fauna.jbrj.gov.br/ faunajbrjgovbr //fauna.jbrj.gov.br (http://fauna.jbrj.gov.br/ 201 8 202 13369 13 133,6 12513 12 125,1 82.3% (82.3 10200 10 00 102,0 7.69% 76 6 (7.69 1100 11,0 3,56 356 56 (3,5 2,29 229 29 (2,2 1,83 183 83 (1,8 1,44 144 44 (1,4 100 1,0 (8 62 (6 60 52 (5 5 http//fauna.jbrj.gov.br (http://fauna.jbrj.gov.br 20 1336 133, 1251 125, 82.3 (82. 1020 0 102, 7.69 (7.6 110 11, 3,5 35 (3, 2,2 22 (2, 1,8 18 (1, 1,4 14 4 ( 82. (82 7.6 (7. 3, (3 2, (2 (1 7. (7
15.
Streptococcus equi subspecies zooepidemicus: an emergent cause of meningoencephalitis in Northeastern Brazil zooepidemicus
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Farias, Luis Arthur Brasil Gadelha
; Sousa, Marcos Maciel
; Cavalcante, Karene Ferreira
; Jucá, Marina Pinheiro Catunda
; Castro, Aldenise de Olinda
; Mello, Liana Perdigão
; Mesquita, Rafael Ferreira
; Bandeira, Silviane Praciano
; Marchi, Ana Paula
; Coelho, Tânia Mara Silva
; Lima Neto, Antônio Silva
; Arruda, Érico Antonio Gomes de
; Costa, Silvia Figueiredo
; Oliveira, Maura Salaroli de
; Perdigão Neto, Lauro Vieira
.
Revista do Instituto de Medicina Tropical de São Paulo
- Métricas do periódico
ABSTRACT This study describes an outbreak of Streptococcus equi subspecies zooepidemicus infections that caused meningoencephalitis and bacteremia related to unpasteurized milk consumption in northeastern Brazil. Epidemiological investigations and a brief literature review were conducted. Strains with possible neurotropism had not been identified in Brazil before these cases; however, in 2023, another case of meningoencephalitis caused by Streptococcus equi sp. zooepidemicus was described, revealing the need to maintain surveillance and highlighting that these neurotropic strains continue to circulate in the environment. conducted cases however 2023 sp described environment 202 20 2
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