Stage | GEO reference series | Samples used | Platform used in microarray |
Smoke | GSE37768 | 9 healthy nonsmokers 11 healthy smokers | GPL570 |
Emphysema | GSE119040 | 4 non-emphysema 5 emphysema | GPL96 |
Emphysema | GSE1650 | 12 mild emphysema 18 severe emphysema | GPL96 |
COPD | GSE69818 | 5 GOLD 1 9 GOLD 4 | GPL13667 |
GEO: Gene Expression Omnibus; GOLD: Global Initiative for Chronic Obstructive Lung Disease.