Number of patients with SLE | EPC definition | Main findings | Reference |
---|---|---|---|
15 with SLE | CD34+KDR+ | ↓ CD34+, ↓ CD34+KDR+ in SLE | Westerweel et al. [49], 2005 |
15 controls | Â | EPCs inversely correlated with cholesterol | Â |
 |  | ↑ EPCs in hydroxychloroquine users |  |
 |  | ↑ CD34+ apoptotic cells in SLE |  |
135 with SLE (95% were women) | CD34/CD133+ | ↓ CD34/CD133+ in SLE | Denny et al. [50], 2007 |
 |  | EPCs correlated with disease activity |  |
60 controls (55% were women) | Â | Impaired differentiation to EC | Â |
 |  | EPCs have increased IFN-α expression in SLE |  |
44 with SLE | CD34/CD133+ | ↓ CD34+, CD133+, CD34/CD133+ in SLE | Moonen et al. [51], 2007 |
35 controls |  | ↓ CFUs in SLE |  |
 |  | No correlation with SLE factors |  |
70 with SLE | CFU-Hill | ↓ CFU-Hill in SLE | Lee et al. [56], 2007 |
31 controls | CD34/KDR+ | ↓ CD34/KDR+ in SLE |  |
 |  | EPCs inversely correlated with hsCRP |  |
 |  | No correlation with CHD risk factors or SLE factors |  |
 |  | High IFN-I levels associated with impaired endothelial function in SLE |  |
31 with SLE | CD34/CD133/KDR+ | ↔ CD34/CD133/KDR+ | Grisar et al. [54], 2008 |
14 controls | CFU-Hill | ↔ CFU-Hill |  |
28 with SLE | CFU-Hill | ↔ CFU-Hill | Ablin et al. [55], 2010 |
50 controls | Â | No correlation with CHD risk factors or SLE factors | Â |
19 with SLE | KDR/CD133+ CD34/KDR+ | ↓ CD34/KDR+ in SLE | Ebner et al. [57], 2010 |
19 controls | Late-outgrowth colonies | ↑ KDR/CD133+ in SLE |  |
 |  | ↔ Late-outgrowth colonies |  |
17 with SLE (100% were women) | CD34/CD133/KDR+ | ↓ CD34/CD133/KDR+ in SLE | Baker et al. [52], 2011 |
 | CD34/CD133+ | ↔ CD34/CD133+ |  |
13 controls (38% were women) | Â | No correlation with coronary artery calcification score in SLE | Â |
35 with active SLE | Late-outgrowth colonies | ↔ CD34/Dil-acLDL/UEA | Deng et al. [53], 2010 |
35 controls | CD34/Dil-acLDL/UEA | ↓ proliferation, adhesion, and migration in SLE |  |
 |  | No correlation with SLE factors |  |