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1.
Dual-energy X-ray absorptiometry and adiposity index are sensitive methods to evaluate central fat accumulation in women with polycystic ovary syndrome and normal body mass index
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Kogure, Gislaine Satyko
; Ribeiro, Victor Barbosa
; Mendes, Maria Célia
; Ferriani, Rui Alberto
; Furtado, Cristiana Libardi Miranda
; Reis, Rosana Maria dos
.
ABSTRACT Objective: This study aimed to determine the differences in body fat distribution and central obesity indicators using dual-energy X-ray absorptiometry (DXA), adiposity indices, and anthropometric indices between women with and without polycystic ovary syndrome (PCOS). Materials and methods: Clinical and laboratory examination history, including transvaginal ultrasound, fasting blood samples, anthropometric measurements, and DXA scans were conducted in 179 women with PCOS (PCOS group) and 100 without PCOS (non-PCOS group). The volunteers were grouped by body mass index (BMI): normal (18-24.9 kg/m2), overweight (25-29.9 kg/m2), or obese (>30 kg/m2). The visceral adiposity index (VAI) and lipid accumulation product (LAP) were calculated, regions of interest (ROIs) were determined, and the fat mass index (FMI) was calculated using DXA. Results: VAI, LAP, ROIs, FMI, and adiposity indices by DXA were higher in women with PCOS and normal BMI. In both PCOS and non-PCOS groups, the ROIs progressively increased from normal BMI to overweight and obese, and from overweight to obese. Obese women with PCOS showed high trunk fat mass. However, obesity was not able to modify these trunk/periphery fat ratios in PCOS from overweight to higher BMI. These variables were associated with the incidence of PCOS. Conclusion: In women with PCOS and normal BMI, both DXA and the adiposity indices, VAI and LAP, are more sensitive methods to evaluate total body fat and fat accumulation in the central abdominal region. It was also observed that as BMI increased, the differences in measurements between women with and without PCOS decreased.
2.
EDUCATIONAL MATERIAL ON INTERMITTENT URETHRAL CATHETERIZATION IN CHILDREN: A SCOPING REVIEW
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Lima, Marília Brito de
; Caldini, Luana Nunes
; Ramos Junior, Angelo
; Torquato, Rebecca Camurça
; Pinto, Thais Reis
; Rebouças, Cristiana Brasil de Almeida
.
RESUMO Objetivo Analisar evidências científicas sobre materiais educativos relativos ao cateterismo uretral intermitente em crianças. Metodo Revisão de escopo, baseada no método proposto pelo Joana Briggs Institute, realizada em nove etapas, no período de julho a dezembro de 2021, com a pergunta norteadora: “Quais as evidências disponíveis acerca de materiais educativos sobre cateterismo uretral intermitente em crianças?”. Analisaram-se artigos das bases de dados: National Library of Medicine's,Cumulative Index to Nursing and Allied Health Literature, Scientific Electronic Library Online e SciVerse Scopus. Resultados Dos 3.323 artigos recuperados, foram mantidos seis artigos após aplicação dos critérios de elegibilidade e exclusão dos duplicados. As datas de publicação variaram de 2009 a 2019; cinco foram publicados no Brasil e um nos Estados Unidos. Quanto ao desenho, um era estudo transversal, dois estudos descritivos, dois estudos metodológicos e um estudo de caso. Os dados foram apresentados com base nas variáveis: tipo de material, meio de disponibilização, público-alvo e referencial teórico dos materiais educativos. Conclusão Os estudos analisados nesta revisão apresentaram diversos materiais educativos, como a construção de software educativo, manual de tele-enfermagem, vídeo educativo para orientação de pais e fórum virtual. Estes materiais são, portanto, úteis como estratégias de ensino e aprendizagem para cuidadores de crianças em cateterismo uretral intermitente.
ABSTRACT Objective to analyze diverse scientific evidence about educational materials related to intermittent urethral catheterization in children. Method a scoping review based on the method proposed by the Joana Briggs Institute and conducted in nine stages from July to December 2021, with the following guiding question: “Which is the available evidence about educational materials on intermittent urethral catheterization in children?”. Articles from the following databases were analyzed: National Library of Medicine, Cumulative Index to Nursing and Allied Health Literature, Scientific Electronic Library Online and SciVerse Scopus. Results six of the 3,323 articles retrieved were kept after applying the eligibility criteria and excluding the duplicates. The publication dates varied from 2009 to 2019; five were published in Brazil and one in the United States. Regarding the design, one was a cross-sectional study and there were two descriptive studies, two methodological studies and one case study. The data were presented considering the following variables: type of material, means of dissemination, target audience, and theoretical framework of the educational materials. Conclusion the studies analyzed in this review presented several educational materials, such as elaboration of educational software, a Telenursing manual, an educational video to guide parents and an online forum. Therefore, these materials are useful as teaching and learning strategies for caregivers of children undergoing intermittent urethral catheterization.
RESUMEN Objetivo analizar diversas evidencias científicas sobre materiales educativos relacionados con cateterismo uretral intermitente en niños. Metodo revisão de alcance basada en el método propuesto por el Joana Briggs Institute y realizada en nueve etapas entre julio y diciembre de 2021, con la siguiente pregunta guía: “¿De qué evidencias se dispone acerca de materiales educativos sobre cateterismo uretral intermitente en niños?”. Se analizaron artículos de las siguientes bases de datos: National Library of Medicine, Cumulative Index to Nursing and Allied Health Literature, Scientific Electronic Library Online y SciVerse Scopus. Resultados seis de los 3.323 artículos recuperados se mantuvieron después de aplicar los criterios de elegibilidad y de excluir los duplicados. Las fechas de publicación variaron entre los años 2009 y 2019; cinco se publicaron en Brasil y uno en Estados Unidos. En relación co el diseño, uno era un estudio transversal y había dos estudios descriptivos, dos estudios metodológicos y un estudio de caso. Los datos se presentaron sobre la base de las siguientes variables: tipo de material, vehiculo de diseminación, público objetivo y referencial teórico de los materiais educativos. Conclusión los estudios que se analizaron en esta revisión presentaron diversos materiales educativos, como ser la elaboración de un programa de software educativo, un manual de Tele-Enfermería, un video educativo para orientar a los padres y foro virtual. EN consecuencia, estos materiales sirven com estrategias de enseñanza y aprendizaje para cuidadores de niños sometidos a cateterismo uretral intermitente.
3.
The scope of practice of primary health care physicians in rural and urban areas in Brazil
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Stralen, Ana Cristina van
; Carvalho, Cristiana Leite
; Girardi, Sábado Nicolau
; Pierantoni, Celia Regina
; Reis, Ilka Afonso
; Cherchiglia, Mariangela Leal
.
O estudo buscou identificar diferenças no escopo da prática de médicos na atenção primária e os principais fatores associados com a ampliação dessa prática nas áreas rural e urbana do Brasil. Foram usados dados de um inquérito online com 2.277 médicos de atenção primária, realizado entre janeiro e março de 2016. Foram utilizados os testes de Kruskal-Wallis/post hoc de Dunn e qui-quadrado para verificar as diferenças em relação às atividades e procedimentos realizados pelos médicos, de acordo com o local. Foram realizadas análises de regressão linear multivariada, usando a técnica bootstrap para identificar os principais fatores associados com o escopo ampliado da prática. Independente de localização, os resultados mostraram que os médicos de atenção primária estão praticando abaixo de seus níveis de competências. Os médicos rurais realizavam mais procedimentos e atividades quando comparados aos colegas de municípios intermediários e urbanos. Na amostra total, as variáveis relacionadas ao escopo ampliado incluíam: sexo masculino, trabalho em municípios rurais, participação em programas de capacitação e de educação continuada, além de consultas a protocolos clínicos, artigos e livros. O estudo corrobora evidências de que o escopo da prática médica varia de acordo com a localização. O reconhecimento e compreensão das diferenças e fatores associados à ampliação do escopo de prática são relevantes para determinar as competências e recursos necessários para a prática médica nas áreas rural e urbana, contribuindo para propostas de estratégias para melhorar a qualidade e acesso a serviços de saúde.
This study aimed to identify differences in the scope of practice of primary care physicians and find the main factors associated with expanded practice in rural and urban areas of Brazil. Data from an online survey with 2,277 primary care physicians, conducted between January and March 2016, were used. Differences regarding activities and procedures performed by physicians per area were verified using Kruskal-Wallis/Dunn’s post hoc and chi-square tests. Multivariate linear regression analyses were done using a bootstrap technique to identify the main factors associated with an expanded scope of practice. Regardless of the location, the results showed that the practices of the primary care physicians are below their competences. Rural physicians performed a higher number of procedures and activities compared with their peers from intermediate and urban municipalities. Within the overall sample, the variables related to a broader scope of practice included: male gender, work in rural municipalities, participation in training and continuing education programs and consultation of clinical protocols, articles and books. This study contributes with evidence that the medical scope of practice varies according to location. Recognizing and understanding the differences and associated factors for an expanded scope of practice is necessary to determine the skills and resources required for practice in rural and urban areas, collaborating in proposals of strategies to improve quality and access of health care services.
El objetivo de este estudio fue identificar las diferencias en el alcance de las consultas médicas en atención primaria, así como averiguar los principales factores asociados con las consultas practicadas en áreas rurales y urbanas de Brasil. Los datos que se usaron provenían de una encuesta en línea a 2.277 médicos de asistencia primaria, llevada a cabo entre enero y marzo de 2016. Las diferencias, respecto a las actividades y procedimientos realizados por médicos según su localización, fueron verificadas por los test post hoc de Kruskal-Wallis/Dunn y chi-cuadrados. Los análisis de regresión lineal multivariada se realizaron usando una técnica de bootstrap para identificar los factores principales, asociados con un alcance extendido de la consulta. Independientemente de la localización, los resultados mostraron que los médicos de atención primaria están realizando su trabajo por debajo de sus competencias. Los médicos rurales realizaron un número más alto de procedimientos y actividades, comparado con sus pares en municipios de tamaño medio y urbanos. En la muestra global, las variables relacionadas con un alcance más amplio de las consultas incluyeron: género masculino, trabajo en municipalidades rurales, participar en el entrenamiento y programas de educación continua y protocolos de consulta clínica, artículos, y libros. Este estudio corrobora con evidencias que el alcance de las consultas médicas varía según la localización. Reconocer y comprender las diferencias y factores asociados para un alcance extendido de las consultas, son relevantes para determinar las habilidades y recursos requeridos para realizar consultas en áreas rurales y urbanas, así como para colaborar con propuestas de estrategias en la mejora de la calidad y acceso a los servicios de salud.
4.
The scope of practice of primary health care physicians in rural and urban areas in Brazil
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Stralen, Ana Cristina van
; Carvalho, Cristiana Leite
; Girardi, Sábado Nicolau
; Pierantoni, Celia Regina
; Reis, Ilka Afonso
; Cherchiglia, Mariangela Leal
.
O estudo buscou identificar diferenças no escopo da prática de médicos na atenção primária e os principais fatores associados com a ampliação dessa prática nas áreas rural e urbana do Brasil. Foram usados dados de um inquérito online com 2.277 médicos de atenção primária, realizado entre janeiro e março de 2016. Foram utilizados os testes de Kruskal-Wallis/post hoc de Dunn e qui-quadrado para verificar as diferenças em relação às atividades e procedimentos realizados pelos médicos, de acordo com o local. Foram realizadas análises de regressão linear multivariada, usando a técnica bootstrap para identificar os principais fatores associados com o escopo ampliado da prática. Independente de localização, os resultados mostraram que os médicos de atenção primária estão praticando abaixo de seus níveis de competências. Os médicos rurais realizavam mais procedimentos e atividades quando comparados aos colegas de municípios intermediários e urbanos. Na amostra total, as variáveis relacionadas ao escopo ampliado incluíam: sexo masculino, trabalho em municípios rurais, participação em programas de capacitação e de educação continuada, além de consultas a protocolos clínicos, artigos e livros. O estudo corrobora evidências de que o escopo da prática médica varia de acordo com a localização. O reconhecimento e compreensão das diferenças e fatores associados à ampliação do escopo de prática são relevantes para determinar as competências e recursos necessários para a prática médica nas áreas rural e urbana, contribuindo para propostas de estratégias para melhorar a qualidade e acesso a serviços de saúde.
This study aimed to identify differences in the scope of practice of primary care physicians and find the main factors associated with expanded practice in rural and urban areas of Brazil. Data from an online survey with 2,277 primary care physicians, conducted between January and March 2016, were used. Differences regarding activities and procedures performed by physicians per area were verified using Kruskal-Wallis/Dunn’s post hoc and chi-square tests. Multivariate linear regression analyses were done using a bootstrap technique to identify the main factors associated with an expanded scope of practice. Regardless of the location, the results showed that the practices of the primary care physicians are below their competences. Rural physicians performed a higher number of procedures and activities compared with their peers from intermediate and urban municipalities. Within the overall sample, the variables related to a broader scope of practice included: male gender, work in rural municipalities, participation in training and continuing education programs and consultation of clinical protocols, articles and books. This study contributes with evidence that the medical scope of practice varies according to location. Recognizing and understanding the differences and associated factors for an expanded scope of practice is necessary to determine the skills and resources required for practice in rural and urban areas, collaborating in proposals of strategies to improve quality and access of health care services.
El objetivo de este estudio fue identificar las diferencias en el alcance de las consultas médicas en atención primaria, así como averiguar los principales factores asociados con las consultas practicadas en áreas rurales y urbanas de Brasil. Los datos que se usaron provenían de una encuesta en línea a 2.277 médicos de asistencia primaria, llevada a cabo entre enero y marzo de 2016. Las diferencias, respecto a las actividades y procedimientos realizados por médicos según su localización, fueron verificadas por los test post hoc de Kruskal-Wallis/Dunn y chi-cuadrados. Los análisis de regresión lineal multivariada se realizaron usando una técnica de bootstrap para identificar los factores principales, asociados con un alcance extendido de la consulta. Independientemente de la localización, los resultados mostraron que los médicos de atención primaria están realizando su trabajo por debajo de sus competencias. Los médicos rurales realizaron un número más alto de procedimientos y actividades, comparado con sus pares en municipios de tamaño medio y urbanos. En la muestra global, las variables relacionadas con un alcance más amplio de las consultas incluyeron: género masculino, trabajo en municipalidades rurales, participar en el entrenamiento y programas de educación continua y protocolos de consulta clínica, artículos, y libros. Este estudio corrobora con evidencias que el alcance de las consultas médicas varía según la localización. Reconocer y comprender las diferencias y factores asociados para un alcance extendido de las consultas, son relevantes para determinar las habilidades y recursos requeridos para realizar consultas en áreas rurales y urbanas, así como para colaborar con propuestas de estrategias en la mejora de la calidad y acceso a los servicios de salud.
https://doi.org/10.1590/0102-311x00211520
79 downloads
5.
Physical Performance Regarding Handgrip Strength in Women with Polycystic Ovary Syndrome
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Kogure, Gislaine Satyko
; Ribeiro, Victor Barbosa
; Gennaro, Flávia Ganoa de Oliveira
; Ferriani, Rui Alberto
; Miranda-Furtado, Cristiana Libardi
; Reis, Rosana Maria dos
.
Revista Brasileira de Ginecologia e Obstetrícia
- Journal Metrics
Resumo Objetivo O objetivo deste estudo foi avaliar a força de preensão manual (FPM) em mulheres com síndrome dos ovários policísticos (SOP). Métodos Estudo de caso-controle que incluiu 70 mulheres com SOP e 93 mulheres saudáveis comidade entre 18 e 47 anos e índice demassa corporal (IMC) de 18 Kg/m2 a 39.9 Kg/m2. Foram dosados os níveis séricos de testosterona total, androstenediona, insulina, estradiol, hormônio estimulador da tireoide (HET), prolactina, globulina de ligação ao hormônio sexual (GLHS), e 17-hidroxiprogesterona (17-OHP). Foram calculados o índice de androgênio livre (IAL) e a avaliação do modelo homeostático da resistência à insulina (AMH-RI). As regiões de interesse (RIs) da composição corporal foram avaliadas por absorciometria de raios-x de dupla energia (ARDE), e a força de preensão manual (FPM) das mãos dominante e não dominante foi avaliada com um dinamômetro manual Sammons Preston (Bolingbrook, IL, EUA). Resultados Mulheres com SOP apresentaram níveis séricos elevados de testosterona total (p < 0.01), androstenediona (p = 0.03), e insulina (P < 0.01), assim como valores altos no IAL (p < 0.01) e no AMH-RI (p = 0.01). Comparado ao grupo controle, o grupo SOP apresentou maior massa magra total na mão dominante (p < 0.03) e maior FPM emambas asmãos (p < 0.01). A FPM foi correlacionada coma massamuscularmagra (p <0.01). Conclusão Mulheres com SOP têm maior FPM, que pode estar associada à idade, ao IMC, e à massa magra. Além disso, o efeito de dominância na massa muscular pode influenciar o desempenho físico na força de preensão manual em mulheres com SOP.
Abstract Objective The present study aimed to investigate the physical performance of handgrip strength (HGS) in women with polycystic ovary syndrome (PCOS). Methods A case-control study that included 70 women with PCOS and 93 agematched healthy women aged between 18 and 47 years with body mass index (BMI) between 18 Kg/m2-39.9 Kg/m2. The serum levels of total testosterone, androstenedione, insulin, estradiol, thyroid-stimulating hormone (TSH), prolactin, sex hormonebinding globulin (SHBG), and 17-hydroxyprogesterone (17-OHP) were measured. The free androgen index (FAI) and the homeostatic model assessment of insulin resistance (HOMA-IR) were calculated. The body composition regions of interest (ROIs) were assessed by dual-energy X-ray absorptiometry (DXA), and the handgrip strength (HGS) was evaluated for both the dominant and the non-dominant hands with a manual Sammons Preston (Bolingbrook, IL, US) bulb dynamometer. Results Women with PCOS had high serum levels of total testosterone (p < 0.01), androstenedione (p = 0.03), and insulin (p < 0.01), as well as high FAI (p < 0.01) and HOMA-IR (p = 0.01) scores. Compared with the non-PCOS group, the PCOS group had greater total lean mass in the dominant hand (p < 0.03) and greater HGS in both the dominant and the non-dominant hands (p < 0.01). The HGS was correlated with lean mass (p < 0.01). Conclusion Women with PCOS have greater HGS. This may be associated with age and BMI, and it may be related to lean mass. In addition, the dominance effect on muscle mass may influence the physical performance regarding HGS in women with PCOS.
https://doi.org/10.1055/s-0040-1718953
621 downloads
6.
SYNTHESIS OF MATERIALS PRODUCED FROM SPENT BATTERIES WITH ENVIRONMENTAL APPLICATION
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Nascimento, Mayra Aparecida
; Cruz, Jean Castro da
; Reis, Marina Ferreira dos
; Alpino, Carolina Teixeira Costa
; Marcelo, Cristiana Resende
; Rodrigues, Guilherme Dias
; Oliveira, André Fernando de
; Lopes, Renata Pereira
.
In this work, alkaline and nickel-metal hydride spent batteries were used as precursors of metals for the synthesis of polymetallic materials. These materials were synthesized via chemical reduction. Materials produced from nickel-metal hydride spent batteries (PM-NiMH) have a nanometric size, whereas the alkaline spent batteries (PM-Alk) have a micrometric size. PM-NiMH consists mainly of Ni, Co, and Cu and the PM-Alk consists mainly of Mn and Zn. The surface areas of PM-NiMH and PM-Alk were 82 m2g-1 and 109 m2 g-1, respectively. The synthesized materials were applied in the removal of reactive blue dye 4 (RB4). Parameters such as initial pH of the system, dose of the materials, and initial concentration of the dye were optimized. For both materials, the removal capacity of RB4 was constant over a wide pH range of (4-10). The removal capacity increases with the decrease of the materials dose and increase of the dye concentration until saturation of the active sites. The RB4 removal by PM-NiMH occurs by adsorption and degradation processes, whereas PM-Alk occurs only by adsorptive processes. The RB4 removal process follows the Langmuir adsorption isotherm model with maximum removal capacities of 331 and 127 mg g-1 for PM-NiMH and PM-Alk, respectively.
https://doi.org/10.21577/0100-4042.20170578
372 downloads
7.
Concordance in prediction body fat percentage of Brazilian women in reproductive age between different methods of evaluation of skinfolds thickness
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Kogure, Gislaine Satyko
; Silva, Rafael Costa
; Ribeiro, Victor Barbosa
; Mendes, Maria Célia
; Menezes-Reis, Rafael
; Ferriani, Rui Alberto
; Furtado, Cristiana Libardi Miranda
; Reis, Rosana Maria dos
.
ABSTRACT Objective To assess the utility of bioimpedance (BIA) and skinfolds thickness (SF) in body fat percentage measuring (%BF) compared to the reference method dual-energy x-ray absorptiometry (DXA) in Brazilian reproductive age women, as well as to estimate of inter- and intra-observer precision for SF. Subjects and methods 170 women aged 18-37 years with BMI between 18 and 39.9 kg/m2 were selected for this cross-sectional study. Body density was evaluated through equations proposed by Jackson, Pollock and Ward (1980) (EqJPW) and Petroski (1995) (EqPET), and %BF was estimated by BIA, DXA and Siri’s formula (1961). The SF were measured by two separate observers: A and B (to determine inter-observer variability), who measured the folds at three times with 10-minute interval between them (to determine intra-observer variability – we used only observer A). Results The %BF by DXA was higher than those measured by SF and BIA (p<0.01, for all) of 90 volunteers. The Lin coefficient of agreement was considered satisfactory for %BF values obtained by EqJPW and BIA (0.55) and moderate (0.76) for sum of SF (ΣSF) values obtained by EqJPW and EqPET. No agreement was observed for the values obtained by SF (EqJPW and EqPET), BIA and DXA. Analysis of inter- and intra-observer of 59 volunteers showed that different measures of SF thickness met acceptability standards, as well as the % BF. Conclusion BIA and SF measurements may underestimate %BF compared with DXA. In addition, BIA and SF measurements are not interchangeable with DXA. However, our results suggest the equation proposed by Jackson, Pollock and Ward (three skinfolds) compared to BIA are interchangeable to quantify the %BF in Brazilian women in reproductive age. Furthermore, our results show acceptable accuracy for intra- and inter-observer skinfold measurements. Arch Endocrinol Metab. 2020;64(3):257-68
https://doi.org/10.20945/2359-3997000000246
740 downloads
8.
Association of measures of central fat accumulation indices with body fat distribution and metabolic, hormonal, and inflammatory parameters in women with polycystic ovary syndrome
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Ribeiro, Victor Barbosa
; Kogure, Gislaine Satyko
; Lopes, Iris Palma
; Silva, Rafael Costa
; Pedroso, Daiana Cristina Chielli
; Ferriani, Rui Alberto
; Furtado, Cristiana Libardi Miranda
; Reis, Rosana Maria dos
.
ABSTRACT Objective To investigate the associations among visceral adiposity index (VAI), lipid accumulation product (LAP), body fat percentage (%), and android/gynoid ratio (A/G ratio) in women with polycystic ovary syndrome (PCOS) and verify if the parameters representative of visceral obesity correlate with and exhibit the same frequency as body composition variables; anthropometric indices; and metabolic, hormonal, and inflammatory parameters. Subjects and methods This was a cross-sectional study that included 94 women with PCOS. Hormonal, metabolic, and inflammatory parameters were analyzed in all women. Free androgen index (FAI) and homeostasis model assessment (HOMA-IR), as well as LAP, VAI, and anthropometric indices, were calculated. The regions of interest (ROIs) in body composition and body composition indices were evaluated using a dual X-ray absorptiometry (DXA). Overall, 32 variables were selected as markers of body fat distribution. Results Among the 32 markers evaluated, 29 correlated with LAP, whereas 25 correlated with VAI, 19 with body fat (%), and 30 with A/G ratio. Additionally, some markers correlated with the four adiposity indices evaluated: ROIs, except for total mass and leg fat (%); body composition (body mass index, waist circumference, and hip circumference) indices; fasting insulin; and C-reactive protein. Conclusion LAP and VAI may be sensitive measures for screening and preventing metabolic syndrome and insulin resistance in PCOS, with LAP being more sensitive than VAI, and the A/G ratio may be more sensitive than body fat percentage.
https://doi.org/10.20945/2359-3997000000157
1017 downloads
9.
Governance structure promoting innovation: an exploratory study in Brazilian habitats
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Moré, Rafael Pereira Ocampo
; Goncalo, Cláudio Reis
; Fiates, Gabriela Goncalves Silveira
; Andrade, Cristiana Rennó D'Oliveira
.
Journal of technology management & innovation
- Journal Metrics
Abstract This research aimed to investigate how the governance structure of innovation habitats may contribute to the development of innovation in resident companies. An exploratory study was conducted in INOVAPARQ and CELTA incubator, in Brazil. The empirical contexts were investigated by applying qualitative method with NVivo software. Critical success factors of governance were found: managerial relationships with different stakeholders; national and international training networks; and boosted resident companies monitoring by specific assessment tools. It was concluded that these factors are crucial to the innovation process of resident companies mostly by creating new products and services; sharing of inter-company knowledge; and motivating employees to work in a creative environment.
732 downloads
10.
Locally advanced hypopharyngeal squamous cell carcinoma: single-institution outcomes in a cohort of patients curatively treated either with or without larynx preservation
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Reis, Isabel
; Aguiar, Artur
; Alzamora, Cristiana
; Ferreira, Carolina
; Castro, Vera
; Soares, André
; Lobão, Marisa
.
Resumo Objetivo: O objetivo deste estudo é descrever a experiência de uma instituição no tratamento com intenção curativa de doentes diagnosticados com carcinoma espinocelular da hipofaringe localmente avançado. Materiais e Métodos: Os dados relativos aos doentes portadores de carcinoma espinocelular da hipofaringe localmente avançado tratados entre janeiro de 2006 e junho de 2012 foram revistos. Resultados: Foram incluídos 144 doentes. O tempo mediano de seguimento foi 36,6 meses. A sobrevivência mediana, aos 2 anos e aos 5 anos foi 26 meses, 51% e 30,5%, respectivamente. A sobrevivência livre de recorrência mediana, aos 2 anos e aos 5 anos foi 18 meses, 42,8% e 28,5%, respectivamente. Conclusão: Os resultados encontrados na nossa série estão em acordo com a literatura.
Abstract Objective: The present study was aimed at describing a single-institution experience in the curative treatment of patients diagnosed with locally advanced hypopharyngeal squamous cell carcinoma. Materials and Methods: Data concerning all patients treated for locally advanced hypopharyngeal squamous cell carcinoma between January 2006 and June 2012 were reviewed. Results: A total of 144 patients were included in the present study. The median follow-up period was 36.6 months. Median survival was 26 months, and 2-year and 5-year overall survival rates were, 51% and 30.5%, respectively. Median recurrence-free survival was 18 months and 2-year and 5-year recurrence-free survival rates were 42.8% and 28.5%, respectively. Conclusion: The outcomes in the present series are in line with the literature.
https://doi.org/10.1590/0100-3984.2015.0018
1978 downloads
11.
Clinical and bacteriological characteristics of invasive pneumococcal disease after pneumococcal 10-valent conjugate vaccine implementation in Salvador, Brazil
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Leite, Carolina Regis
; Azevedo, Jailton
; Galvão, Vivian Santos
; Moreno-Carvalho, Otávio
; Reis, Joice Neves
; Nascimento-Carvalho, Cristiana
.
Abstract Invasive pneumococcal disease is a relevant public health problem in Brazil, especially among children and the elderly. In July/2010 a 10-valent pneumococcal conjugate vaccine was introduced to the immunization schedule of Brazilian children under two years of age. Between July/2010 and December/2013 we conducted a case-series study on invasive pneumococcal disease in Salvador, Brazil to describe the clinical and bacteriological profile of invasive pneumococcal disease cases during the post-implementation period. Eighty-two cases were eligible. Mean age was 31 years (interquartile range, 3–42); 17.1% and 30.5% were under 2 years and 5 years, respectively. Pneumococcal meningitis (n = 64, 78.1%), bacteraemic pneumococcal pneumonia (n = 12, 14.6%) and bacteraemia (n = 6, 7.3%) were the clinical syndromes identified. Thirty-three different serotypes were found. Of these, serotype 14 (n = 12, 14.6%) was the most common, followed by 23F (n = 10, 12.2%), 12F (n = 8, 9.8%), 18 C (n = 5, 6.1%) and 6B (n = 5, 6.1%). Investigations conducted in Salvador in the pre-vaccine period did not identify serotype 12F as one of the most prevalent serotypes. Increase of serotype 12F was observed in different regions of Brazil, in the post-vaccine period. Among children under two years of age, the target group for 10-valent pneumococcal conjugate vaccine, 11 (78.6%) of the 14 isolated strains of Streptococcus pneumoniae belonged to vaccine serotypes; at least 50% of these children were not vaccinated. The relatively recent implementation of 10-valent pneumococcal conjugate vaccine in Brazil reinforces the need to maintain an active surveillance of invasive pneumococcal disease cases, considering the possible increase of invasive pneumococcal disease cases related to non-vaccine serotypes and the changes on the clinical presentation of the disease.
https://doi.org/10.1016/j.bjid.2015.10.005
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12.
Qualidade microbiológica e composição de farinhas de resíduos da produção de suco de frutas em diferentes granulometrias
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Resumo Os resíduos gerados na indústria de sucos têm sido subaproveitados, desperdiçando um produto que pode apresentar potencial para ser incluído na alimentação humana. Assim, o objetivo do estudo foi realizar análise microbiológica e da composição nutricional das farinhas do resíduo de suco de uva, maçã, laranja e acerola, com diferentes granulometrias. Os resíduos da produção de suco foram obtidos através de doação de uma indústria do município de Bento Gonçalves-RS, sendo então secos e moídos para obter a farinha em diferentes granulometrias (>0,600 mm; 0,600 mm; 0,425 mm; 0,300 mm; ≤0,250 mm). As amostras de farinha foram submetidas à análise de composição centesimal, acidez, pH, Brix e polifenóis totais. As análises microbiológicas incluíram contagem de coliformes termotolerantes e pesquisa de Salmonella spp. Os resultados indicaram qualidade microbiológica satisfatória. Quanto à composição centesimal, os resultados mostraram que a granulometria influenciou o valor nutricional das farinhas e que os valores energéticos das farinhas do resíduo de acerola, laranja e uva foram inversamente proporcionais ao tamanho da partícula. Todas as farinhas analisadas podem ser consideradas ricas em fibras, cujos valores variaram de 11,2% a 54,5%. As farinhas de uva e acerola apresentaram maiores teores de proteínas, 8,2% a 15,6% e 8,3% a 12,1%, respectivamente. As farinhas do resíduo de laranja e uva apresentaram elevados teores de polifenóis totais. Portanto, o uso destes resíduos na alimentação humana pode ser recomendado, melhorando o valor nutricional de preparações.
Summary Residues obtained from the juice industry have been underused, wasting a product that might present potential to be included in food for humans. Thus the objective of the present study was to carry out microbiological and nutritional compositional analyses of the flours made from grape, apple, orange and acerola juice residues, with different granulometries. The juice residues were obtained by donation from an industry in Bento Gonçalves (RS/Brazil), dried and ground in order to obtain flours with different granulometries (>0.600, 0.600 mm, 0.425 mm, 0.300 mm and ≤0.250 mm). The flour samples were submitted to an analysis of the proximate composition, acidity, pH, °Brix and total polyphenols. The microbiological analysis consisted of enumerating heat tolerant coliforms and testing for the presence of Salmonella spp. The results indicated satisfactory microbiological quality. The proximate composition showed that granulometry influenced the nutritional values of the flours and that the energy values of flours obtained from acerola, orange and grape residues were inversely proportional to the particle size. All the flours analysed could be considered rich in fibres, with values varying from 11.2% to 54.5%. The grape and acerola flours presented higher protein levels – from 8.2% to 15.6% and from 8.3% to 12.1%, respectively – and the orange and grape residue flours presented high levels of total polyphenols. Thus the use of such residues in human nutrition can be recommended, improving the nutritional value of food preparations.
https://doi.org/10.1590/1981-6723.1615
6629 downloads
13.
Short-term low-protein diet during pregnancy alters islet area and protein content of phosphatidylinositol 3-kinase pathway in rats
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SALVATIERRA, CRISTIANA S.B.
; REIS, SÍLVIA R.L.
; PESSOA, ANA F.M.
; SOUZA, LETÍCIA M.I. DE
; STOPPIGLIA, LUIZ F.
; VELOSO, ROBERTO V.
; REIS, MARISE A.B.
; CARNEIRO, EVERARDO M.
; BOSCHERO, ANTONIO C.
; COLODEL, EDSON M.
; ARANTES, VANESSA C.
; LATORRACA, MÁRCIA Q.
.
As vias da fosfatidilinositol-3-cinase e da proteína cinase ativada por mitógeno medeiam crescimento, proliferação, sobrevivência e morte das células β. Investigamos se a restrição proteica durante a prenhez altera a morfometria da ilhota ou a expressão e a fosforilação de diversas proteínas envolvidas nas vias da fosfatidilinositol-3-cinase e da proteína cinase ativada por mitógeno. Como controles, ratas adultas não prenhes e prenhes foram alimentadas com uma dieta norpoproteica (17%). As ratas não prenhes e prenhes dos grupos experimentais foram alimentadas com dieta hipoproteica (6%) por 15 dias. A dieta hipoproteica durante a prenhez aumentou as concentrações séricas de prolactina, reduziu as concentrações séricas de corticosterona e a expressão da proteína cinase B/AKT1 (AKT1) e da proteína p70 ribossomal S6 cinase (p70S6K), bem como a área das ilhotas, mas não alterou o conteúdo de insulina nas ilhotas pancreáticas. A prenhez aumentou a expressão da proteína homóloga ao colágeno com domínio SH2 (SHC) e a proteína cinase regulada por sinal extracelular 1/2 (ERK1/2), independente da dieta consumida. A fosforilação da ERK1/2 (pERK1/2) foi similar em ilhotas de ratas prenhes e não prenhes alimentadas com dieta hipoproteica, e foi maior em ilhotas de ratas prenhes do que não prenhes alimentadas com dieta normoproteica. Portanto, um curto período de dieta hipoproteica durante a prenhez foi suficiente para reduzir o conteúdo de proteínas da via da fosfatidilinositol-3-cinase e afetar a morfometria da ilhota.
The phosphatidylinositol 3-kinase and mitogen-activated protein kinase pathways mediate β cell growth, proliferation, survival and death. We investigated whether protein restriction during pregnancy alters islet morphometry or the expression and phosphorylation of several proteins involved in the phosphatidylinositol 3-kinase and mitogen-activated protein kinase pathways. As controls, adult pregnant and non-pregnant rats were fed a normal-protein diet (17%). Pregnant and non-pregnant rats in the experimental groups were fed a low-protein diet (6%) for 15 days. Low protein diet during pregnancy increased serum prolactin level, reduced serum corticosterone concentration and the expression of both protein kinase B/AKT1 (AKT1) and p70 ribosomal protein S6 kinase (p70S6K), as well as the islets area, but did not alter the insulin content of pancreatic islets. Pregnancy increased the expression of the Src homology/collagen (SHC) protein and the extracellular signal-regulated kinases 1/2 (ERK1/2) independent of diet. ERK1/2 phosphorylation (pERK1/2) was similar in islets from pregnant and non-pregnant rats fed a low-protein diet, and was higher in islets from pregnant rats than in islets from non-pregnant rats fed a normal-protein diet. Thus, a short-term, low-protein diet during pregnancy was sufficient to reduce the levels of proteins in the phosphatidylinositol 3-kinase pathway and affect islet morphometry.
https://doi.org/10.1590/0001-3765201520140251
1941 downloads
14.
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
.
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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Marçal-Pessoa, Ana Flávia
; Bassi-Branco, Carmen Lucia
; Salvatierra, Cristiana dos Santos Barbosa
; Stoppiglia, Luiz Fabrizio
; Ignacio-Souza, Letícia Martins
; Reis, Sílvia Regina de Lima
; Veloso, Roberto Vilela
; Reis, Marise Auxiliadora de Barros
; Carneiro, Everardo Magalhães
; Boschero, Antonio Carlos
; Arantes, Vanessa Cristina
; Latorraca, Márcia Queiroz
.
https://doi.org/10.1186/0717-6287-48-3
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