Subjects stratified into four groups using the median sputum neutrophil

IL-1β augments TGF-β inducing epithelial-mesenchymal transition of epithelial cells and associates with poor pulmonary function improvement in neutrophilic asthmatics, Respiratory Research

Neutrophils-related host factors associated with severe disease and fatality in patients with influenza infection

Inflammatory phenotypes in patients with severe asthma are associated with distinct airway microbiology - ScienceDirect

New method for rapid and dynamic quantification of elastase activity on sputum neutrophils from patients with cystic fibrosis using flow cytometry

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Predictors of High Sputum Eosinophils

Sputum mediator profiling and relationship to airway wall geometry imaging in severe asthma, Respiratory Research

Sputum IL-25, IL-33 and TSLP, IL-23 and IL-36 in airway obstructive diseases. Reduced levels of IL-36 in eosinophilic phenotype - ScienceDirect

Evaluation and Management of Difficult-to-Treat and Severe Asthma: An Expert Opinion From the Korean Academy of Asthma, Allergy and Clinical Immunology, the Working Group on Severe Asthma

Sputum cytokine profiling in COPD

IJMS, Free Full-Text