Results 81 to 90 of about 31,442 (240)

Health Hazard Manual for Firefighters [PDF]

open access: yes, 1990
[Excerpt] Firefighters, as well as victims, can be exposed to a variety of toxic substances during a fire. Some of these toxicants are particularly insidious because they are produced by thermal decomposition before smoke makes a fire ...
Brown, Nellie J.
core   +1 more source

Pulmonary vasospasm in systemic sclerosis: noninvasive techniques for detection [PDF]

open access: yes, 2014
In a subgroup of patients with systemic sclerosis (SSc), vasospasm affecting the pulmonary circulation may contribute to worsening respiratory symptoms, including dyspnea.
Giannarou, S   +8 more
core   +1 more source

Acute Exercise Challenge and Airway Dynamics in Youth With Sickle Cell Anemia: A Multicenter Study

open access: yesAmerican Journal of Hematology, Volume 101, Issue 3, Page 418-426, March 2026.
Changes in airway dynamics in children with sickle cell anemia after maximal cardiopulmonary exercise testing and a controlled intensity interval excercise challenge. ABSTRACT Sickle cell anemia (SCA) leads to reduced physical functioning and cardiopulmonary fitness. Prior studies suggest that airway hyperresponsiveness to bronchoprovocation testing is
Robyn T. Cohen   +9 more
wiley   +1 more source

Broncoespasmo induzido por exercício em corredores brasileiros de longa distância de elite Exercise-induced bronchoconstriction in elite long-distance runners in Brazil

open access: yesJornal Brasileiro de Pneumologia, 2012
OBJETIVO: Determinar a prevalência de broncoespasmo induzido por exercício em corredores brasileiros de longa distância de elite e se há uma diferença na carga de treinamento entre atletas com e sem broncoespasmo induzido por exercício.
Renata Nakata Teixeira   +5 more
doaj   +1 more source

Comparable reductions in hyperpnoea-induced bronchoconstriction and markers of airway inflammation after supplementation with 6·2 and 3·1 g/d of long-chain n-3 PUFA in adults with asthma [PDF]

open access: yes, 2017
Although high dose n-3 PUFA supplementation reduces exercise- and hyperpnoea-induced bronchoconstriction (EIB/HIB), there are concurrent issues with cost, compliance and gastrointestinal discomfort. It is thus pertinent to establish the efficacy of lower
Alving   +9 more
core   +3 more sources

Hypercapnia Effects on Lung Function

open access: yesComprehensive Physiology, Volume 16, Issue 1, February 2026.
CO2 is a signaling molecule that disrupts alveolar fluid clearance and ion transport, impairs alveolar repair, and promotes mitochondrial and endoplasmic reticulum dysfunction. It suppresses innate immunity, host defense, and inflammation, while increasing airway contractility.
Seungseo Choi   +2 more
wiley   +1 more source

Factors Associated with Poor Asthma Control among Sudanese Patients Attending Atbara Teaching Hospital in Sudan

open access: yesSudan Journal of Medical Sciences
Objective: To identify factors associated with poor bronchial asthma control in patients attending Atbara Teaching Hospital, Sudan, in 2020. Methods: This was an analytical, descriptive, cross-sectional hospital-based study conducted at the Atbara ...
Hadeel Kareem Aladdin   +3 more
doaj   +1 more source

Paradoxical bronchoconstriction caused by β2-adrenoceptor agonists

open access: yesDrug Target Insights, 2020
Introduction: Salbutamol and terbutaline are short-acting β2 adrenergic agonists that produce bronchial smooth muscle relaxation and are widely used in obstructive pulmonary diseases.
Khadija Ayed   +3 more
doaj   +1 more source

Neurally mediated airway constriction in human and other species: a comparative study using precision-cut lung slices (PCLS). [PDF]

open access: yesPLoS ONE, 2012
The peripheral airway innervation of the lower respiratory tract of mammals is not completely functionally characterized. Recently, we have shown in rats that precision-cut lung slices (PCLS) respond to electric field stimulation (EFS) and provide a ...
Marco Schlepütz   +15 more
doaj   +1 more source

The effects of anti-sense interleukin-5 gene transferred by recombinant adeno-associated virus in allergic rats [PDF]

open access: yes, 2008
The accumulation and infiltration of eosinophils in airways is one of the most important characteristics of asthma, and is mediated partly by secretion of IL-5 from Th2 lymphocytes.
Chao Cao   +6 more
core   +1 more source

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