From: Tissue is an issue in the search for biomarkers in idiopathic pulmonary fibrosis
Study | Patients/sample type | Method | Factors in IPF |
---|---|---|---|
[30] | 3 IPF-UIP | Oligonucleotide microarray | Muscle and smooth muscle markers, ECM proteins, factors associated with ECM formation, cell contraction, and actin filament organization increased in UIP |
2 CTD-UIP | |||
3 controls from lung cancer surgery | |||
5 controls from CLONTECH | |||
SLB | |||
[31] | 15 IPF | Affymetrix oligonucletide DNA microarray | Genes involved in development, epithelium, ECM structure/turnover, cellular growth, and differentiation upregulated in IPF |
12 HP | |||
8 NSIP | |||
Controls (trauma victims) | |||
SLB | |||
[32] | 14 IPF | Whole human genome oligonucleotide microarray | Factors involved in ECM turnover, structural constituents and degradation, and cell adhesion molecules increased in IIP |
2 NSIP | |||
10 familial IIP (6 UIP, 4 NSIP) | |||
9 normal controls | |||
Autopsy | |||
SLB | |||
Lung transplant | |||
[33] | 23 IPF (stable) | Agilent 4 × 4 whole human genome microarray | 579 genes expressed differently in IPF and IPF-AEx: heat shock proteins, alpha-defensins, histones, and CCNA2 |
8 IPF-AEx | |||
12 control lung | |||
Lung transplant | |||
Autopsy | |||
[34] | 6 stable or slowly progressive IPF | Serial analysis of gene expression (SAGE) | About 100 of transcripts upregulated in progressive IPF |
6 progressive IPF | |||
SLB | |||
[35] | 119 IPF-UIP | Affymetrix | Elevated expression of cilium genes associated with microscopic honeycombing, MUC5B, and MMP-7 |
50 controls | Microarray | ||
Lung tissue samplesa | RT-PCR | ||
[36] | 14 IPF | Proteome analysis: two-dimensional gel electrophoresis and MALDI-TOF-MS | 51 upregulated and 38 downregulated proteins in IPF |
10 controls (donors) | |||
Lung transplant | IHC | ||
[37] | IPF 14 | 2-dimensional DIGE technique and MALDI-TOF-MS | Stress-induced genes upregulated in IPF and fNSIP |
fNSIP 8 | |||
Controls 10 (organ donors) | |||
Lung transplant | |||
[38] | 8 IPF | Affymetrix oligonucleotide microarray | 255 genes differentially expressed between IPF and controls |
8 PH-IPF | |||
7 controls | |||
Lung transplant | |||
SLB | |||
[39] | 40 IPF | Gene expression microarray | 2,940 genes differentially expressed between IPF and controls |
8 controls | IHC | ||
SLB | Â | ||
[40] | 94 IPF | Agilent gene expression microarray | 2,130 DMRs of which 738 associated with changes in gene expression |
67 controls | CHARM array | ||
Lung tissue samplesa | Â |