Subjects stratified into four groups using the median sputum neutrophil

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

Advances in understanding and reducing the burden of severe asthma in children - The Lancet Respiratory Medicine

Pathogens, Free Full-Text

Detection and Analysis of Microplastics in Human Sputum

Eosinophil extracellular trap formation is closely associated with disease severity in chronic rhinosinusitis regardless of nasal polyp status

Sputum alarmin levels delineate distinct T2 cytokine pathways and patient subgroups in asthma

Mean cellular composition of sputum samples. AM alveolar macrophages

Sputum neutrophil and eosinophil percentages for Haemophilus

Expression of toll-like receptors 2 and 4 in subjects with asthma by total serum IgE level – topic of research paper in Clinical medicine. Download scholarly article PDF and read for free

Frontiers Asthma Endotypes and an Overview of Targeted Therapy for Asthma

SARS-CoV-2 infection results in immune responses in the respiratory tract and peripheral blood that suggest mechanisms of disease severity