Results 31 to 40 of about 4,516 (218)

Avanços no manejo das exacerbações da Doença Pulmonar Obstrutiva Crônica (DPOC) [PDF]

open access: yes, 2023
A doença pulmonar obstrutiva crônica (DPOC) é considerada a quarta causa de morte no Brasil, um cenário preocupante tendo em vista que apenas 10% dos que possuem o diagnóstico realizam o tratamento adequado.
Gama, Marcos Vinícius   +13 more
core  

A gravidade da doença e o efeito do propionato de fluticasona nas exacerbações da Doença Pulmonar Obstrutiva Crónica

open access: yesRevista Portuguesa de Pneumologia, 2003
RESUMO: As exacerbações da DPOC são frequentes e associam-se, usualmente, a um agravamento da situação clínica de base.O objectivo do presente trabalho foi identificar a diferente probabilidade de um indivíduo sofrer uma exacerbação da sua doenç
P.W. Jones   +3 more
doaj   +1 more source

Cyanobacteria Sustain Deep Ocean Carbon Sequestration Despite Eukaryotic Loss

open access: yesAGU Advances, Volume 7, Issue 6, September 2026.
Abstract The biological carbon pump exports phytoplankton‐derived organic carbon to the deep ocean, regulating long‐term carbon sequestration and climate. Yet how phytoplankton community composition controls the magnitude and efficiency of this process remains poorly understood.
Jingjing Zhang   +10 more
wiley   +1 more source

Avaliação da resposta ao broncodilatador em pacientes com DPOC [PDF]

open access: yes, 2003
A resposta ao broncodilatador (BD) é tradicionalmente medida pela variação do volume expiratório forçado no primeiro segundo (VEF1). Pacientes com doença pulmonar obstrutiva crônica (DPOC) apresentam pouca ou nenhuma resposta neste parâmetro.
Tavares, Felícia de Moraes Branco
core   +1 more source

Fluvial connectivity drives carbon cycle dynamics in a tropical mega‐delta

open access: yesLimnology and Oceanography, Volume 71, Issue 5, May 2026.
Abstract Coastal estuaries are hotspots of biogeochemical cycling, biodiversity, and sediment processing, yet the drivers of carbon cycle processes remain poorly constrained. Here, we elucidate the influence of hydrological connectivity on carbon biogeochemistry in the Indian Sundarban over successive monsoon seasons by comparing hydrologically ...
Adrian M. Bass   +9 more
wiley   +1 more source

The role of subduction and gravitational sinking in particle export, carbon sequestration, and the remineralization length scale in the California Current Ecosystem

open access: yesLimnology and Oceanography, Volume 63, Issue 1, Page 363-383, January 2018., 2018
Abstract Particles and aggregates created in the surface layers of the ocean are transported not only by gravity, but also by the horizontal and vertical advection of the surrounding water. Subduction, in particular, can transport organic matter from the surface ocean to the mesopelagic in a manner that is not likely to be detected by typical in situ ...
Michael R. Stukel   +3 more
wiley   +1 more source

Doença pulmonar obstrutiva crônica: considerações sobre deglutição e qualidade de vida [PDF]

open access: yes, 2014
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-graduação Multidisciplinar em Saúde, Florianópolis, 2014A doença pulmonar obstrutiva crônica (DPOC) é uma doença respiratória prevenível e ...
Bassi, Daiane
core  

O efeito da descontinuação dos corticóides inalados em doentes com Doença Pulmonar Obstrutiva Crónica — O estudo COPE

open access: yesRevista Portuguesa de Pneumologia, 2003
RESUMO: Os autores desenharam um estudo duplamente cego para investigar o efeito da descontinuação do propionato de fluticasona (PF) nas exacerbações e qualidade de vida em doentes com DPOC (estudo COPE).Durante 4 meses, 244 doentes com DPOC foram ...
P. Valk   +4 more
doaj   +1 more source

Variability of Particulate Organic Carbon Stock in the South China Sea With Reference to Profile Structures

open access: yesGeophysical Research Letters, Volume 53, Issue 1, 16 January 2026.
Abstract Accurate characterization of particulate organic carbon (POC) stock is essential for understanding regional biological pump processes, yet the roles of vertical structure and integration depth in regulating POC stock variability remain unclear in marginal seas. Using a performance‐evaluated 3D POC data set, we assessed POC stock changes in the
Teng Li   +9 more
wiley   +1 more source

Acute Effects of Whole‐Body Vibration on Inflammatory Markers in People with Chronic Obstructive Pulmonary Disease: A Pilot Study

open access: yesRehabilitation Research and Practice, Volume 2018, Issue 1, 2018., 2018
Whole‐body vibration (WBV) has gained prominence in the rehabilitation of individuals with chronic obstructive pulmonary disease (COPD) because it is a safe and low intensity exercise that promises beneficial effects on physical performance and quality of life. However, its effects on plasma cytokine levels in COPD are still unclear.
Vanessa K. S. Lage   +13 more
wiley   +1 more source

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