Research Article

Kinetic Profiles of Inflammatory Mediators in the Conjunctival Sac Fluid of Patients upon Photorefractive Keratectomy

Table 1

Cytokines and chemokines levels in conjunctival sac fluid of patients undergoing PRK.

Cytokines and chemokines1 day before PRK (pg/mL)Follow-up after PRK
2 days (pg/mL)5 days (pg/mL)30 days (pg/mL)

EGFEpidermal growth factor68.7 (82.4 ± 52.3)13.8 (25.0 ± 38.7)76.7 (88.7 ± 65.6)80.2 (95.2 ± 58.0)
EotaxinC-C motif chemokine ligand 110.0 (2.4 ± 4.8)0.0 (0.8 ± 2.8)6.4 (6.7 ± 7.0)8.5 (7.1 ± 5.8)
G-CSFGranulocyte colony-stimulating factor31.5 (41.3 ± 27.0)12.8 (15.4 ± 16.2)26.1 (32.9 ± 24.4)46.8 (52.7 ± 27.4)
GM-CSFGranulocyte-macrophage colony-stimulating factor0.7 (0.9 ± 0.7)0.0 (0.4 ± 0.6)1.1 (1.4 ± 0.8)1.6 (1.4 ± 0.6)
IFN-2Interferon, alpha238.2 (47.0 ± 26.7)23.7 (27.1 ± 19.9)33.3 (33.7 ± 19.1)44.4 (46.9 ± 24.6)
IFN-Interferon, gamma2.1 (3.3 ± 4.6)0.0 (0.8 ± 0.9)2.6 (2.8 ± 1.5)2.7 (2.8 ± 1.2)
IL-10Interleukin 101.3 (1.8 ± 1.0)0.8 (0.7 ± 0.7)1.6 (1.8 ± 1.1)2.2 (2.3 ± 0.9)
IL-12(p40)Interleukin 12 subunit p403.6 (3.3 ± 2.7)2.8 (2.1 ± 2.3)4.5 (4.1 ± 3.1)5.1 (5.1 ± 3.6)
IL-12(p70)Interleukin 12 complex2.5 (2.5 ± 2.1)0.0 (0.6 ± 1.2)3.4 (3.2 ± 2.3)3.9 (3.6 ± 2.2)
IL-13Interleukin 1314.3 (19.2 ± 14.1)3.0 (5.2 ± 8.0)14.6 (17.6 ± 13.3)26.9 (29.9 ± 17.0)
IL-15Interleukin 151.3 (1.2 ± 1.1)0.0 (0.4 ± 0.7)2.1 (1.9 ± 1.4)2.1 (2.2 ± 1.2)
IL-17AInterleukin 17OOR<OOR<OOR<OOR<
IL-1RAInterleukin 1 receptor antagonist562.0 (703.7 ± 562.5)95.1 (141.5 ± 152.9)498.0 (663.8 ± 579.5)895.3 (920.4 ± 550.8)
IL-1Interleukin 1, alpha11.0 (11.2 ± 5.1)6.7 (8.4 ± 6.0)13.5 (14.8 ± 6.5)16.9 (19.0 ± 8.2)
IL-1Interleukin 1, beta0.7 (0.7 ± 0.8)0.7 (0.8 ± 1.0)1.4 (1.4 ± 1.0)1.6 (1.9 ± 1.1)
IL-2Interleukin 20.0 (0.5 ± 0.7)0.0 (0.2 ± 0.4)0.7 (0.7 ± 0.6)0.9 (0.9 ± 0.6)
IL-3Interleukin 3OOR<OOR<OOR<OOR<
IL-4Interleukin 45.25 (16.1 ± 36.7)0.0 (4.7 ± 10.83)3.6 (8.1 ± 15.3)8.7 (12.1 ± 8.8)
IL-5Interleukin 51.2 (2.7 ± 3.0)0.0 (0.4 ± 1.3)1.02 (1.9 ± 2.4)2.4 (3.4 ± 3.2)
IL-6Interleukin 62.4 (3.1 ± 2.4)7.5 (9.9 ± 10.4)2.9 (4.6 ± 5.5)3.1 (3.5 ± 3.3)
IL-7Interleukin 713.7 (16.1 ± 7.8)4.9 (7.1 ± 8.6)13.7 (16.9 ± 11.3)24.8 (24.6 ± 11.0)
IL-8Interleukin 822.3 (29.9 ± 18.2)24.5 (38.8 ± 30.9)21.3 (38.4 ± 35.2)20.3 (30.2 ± 18.2)
IP-10CXCL101432.0 (2026.6 ± 1896.5)185.0 (435.0 ± 538.8)2428.0 (3241.1 ± 2564.3)2856.5 (3303.1 ± 1751.1)
MCP-1CCL234.9 (83.4 ± 103.3)80.0 (138.9 ± 104.1)150.9 (144.2 ± 130.0)115.9 (162.7 ± 128.5)
MIP-1CCL30.0 (2.3 ± 3.5)0.0 (1.1 ± 2.1)5.2 (4.0 ± 4.3)5.2 (5.0 ± 4.4)
MIP-1CCL43.6 (4.5 ± 2.7)1.3 (1.7 ± 1.8)6.2 (5.7 ± 3.7)5.6 (6.3 ± 3.2)
TNF-Tumor necrosis factor, alpha0.0 (0.3 ± 0.6)0.0 (0.0 ± 0.1)0.7 (0.9 ± 1.3)0.8 (0.7 ± 0.5)
TNF-Tumor necrosis factor, beta0.0 (0.4 ± 0.8)0.0 (0.1 ± 0.4)0.0 (0.6 ± 0.9)0.0 (0.7 ± 0.9)
VEGFVascular endothelial growth factor29.1 (31.9 ± 17.4)8.7 (12.2 ± 11.7)29.1 (42.8 ± 50.9)52.6 (52.8 ± 21.8)

Values are expressed as median (mean ± SD); OOR<: out (below) of detection range.