Table 2
Survey of selected diseases where myeloperoxidase (MPO) presumably represents a suitable “biomarker.” The alterations of MPO concentration and/or activity are emphasized.
| Disease | Changes of MPO | Matrix | Method | Ref. |
| Arthritis | | | | |
| Rheumatoid arthritis | Increased activity/concentration | SF | ELISA | [120] | Increased concentration | Serum | ELISA | [121] | Plasma, SF | ELISA | [122] | Increased activity | SF | NMR | [123] |
| Juvenile idiopathic arthritis | Increased concentration | Serum | Serum | [124] | Plasma | ELISA | [125] |
| Atherosclerosis | | | | |
| | Increased concentration | Plasma | ELISA | [126] | Mixed with lipoproteins | ELISA | [127] | AP | IHC; western blot | [128] | HPLC, western blot | [129] | Increased release by culprit plaque samples | CP | ELISA | [130] | Increased activity | AP | Spectrophotometry | [131] |
| Diabetes | | | | |
| | Increased level | Serum | Spectrophotometry | [132] | Increased activity at higher G allele, anti-inflammatory effect of mutant A allele | MPO -463 G/A SNP | PCR | [133] | Increased concentration | Plasma | ELISA | [134] | Decreased activity | Neutrophilic cell lysate | Spectrophotometry | [135] |
| Neurodegenerative diseases | | | | |
| Alzheimer’s disease | Increased concentration | Plasma | ELISA | [136] | Expression | Astrocytes | Confocal microscopy, IHC | [137] | Increased Expression | Brain tissue | Immunoblot, IHC, PCR | [138] |
| Parkinson’s disease | Expression | Brain tissue | IHC | [139] |
| Multiple sclerosis | Increased activity/concentration | Cerebral Cortex | Colorimetric analysis | [140] | Expression | Microglia | IHC | [141] |
| Systemic lupus erythematosus | | | | |
| | Increased concentration | Serum | ELISA | [121] | Plasma | ELISA | [142] |
| Lung diseases | | | | |
| Acute pulmonary tuberculosis | Increased concentration | Serum | EIA | [143] |
| COPD | Increased levels | Sputum | Meta-analysis | [144] | ELISA | [145, 146] |
| Cystic fibrosis | Increased concentration | Sputum | ELISA | [147] |
|
|
SF, synovial fluid; AP, atherosclerotic plaque; COPD, chronic obstructive pulmonary disease; CP, culprit plaque; EIA, Enzyme Immunoassay; ELISA, Enzyme-Linked Immunosorbent Assay; HPLC, High Performance Liquid Chromatography; IHC, immunohistochemistry; NMR, Nuclear Magnetic Resonance; SNP, Single Nucleotide Polymorphism.
|