Table 2.
Gene name | Gene description | Central stroma
|
Peripheral stroma
|
||
---|---|---|---|---|---|
Mean CT | Mean R | Mean CT | Mean R | ||
COL6A2 | Collagen, type VI, alpha2 | 26.44 | 11.50 | 29.63 | 3.51 |
SPARC* | Secreted protein, acidic, cysteine-rich | 26.85 | 10.73 | 31.29 | 1.37 |
COL12A1 | Collagen, type XII, alpha 1 | 26.08 | 7.46 | 29.38 | 3.69 |
TGFBI* | Transforming growth factor, beta-induced, 68 kDa | 26.17 | 7.09 | 28.76 | 3.48 |
TIMP2 | TIMP metallopeptidase inhibitor 2 | 26.22 | 5.79 | 30.07 | 1.33 |
ECM1 | Extracellular matrix protein1 | 27.16 | 3.47 | 31.33 | 0.75 |
TIMP1* | TIMP metallopeptidase inhibitor 1 | 27.78 | 3.24 | 32.43 | 0.56 |
MMP2* | Matrix metallopeptidase 2 | 27.19 | 2.53 | 32.17 | 0.53 |
FN1 | Fibronectin 1 | 29.56 | 2.11 | 29.27 | 2.64 |
SPG7 | Spastic paraplegia 7 | 29.81 | 1.08 | 33.58 | 0.09 |
LAMA3 | Laminin, alpha 3 | 30.90 | 1.03 | 34.56 | 0.13 |
COL1A1* | Collagen, type I, alpha1 | 32.78 | 0.87 | 32.21 | 0.78 |
ITGB4 | Integrin, beta 4 | 29.43 | 0.76 | 30.41 | 0.83 |
CD44 | CD44 molecule | 30.25 | 0.70 | 31.86 | 0.35 |
ITGB5 | Integrin, beta5 | 29.82 | 0.53 | 32.94 | 0.22 |
CTNND1 | Catenin, delta 1 | 30.52 | 0.45 | 33.24 | 0.20 |
THBS1* | Thrombospondin 1 | 29.90 | 0.41 | 30.69 | 0.82 |
CTNNB1 | Catenin, beta 1, 88 kD | 31.03 | 0.40 | 32.99 | 0.21 |
VTN | Vitronectin | 30.65 | 0.34 | 33.33 | 0.22 |
ITGB1* | Integrin, beta 1 | 29.08 | 0.32 | 30.72 | 0.35 |
CTNNA1 | Catenin, alpha 1, 102 kD | 30.94 | 0.30 | 31.28 | 0.25 |
CTGF | Connective tissue growth factor | 30.48 | 0.28 | 32.08 | 0.36 |
COL7A1 | Collagen, type VII, alpha1 | 30.00 | 0.24 | 33.75 | 0.09 |
COL8A1 | Collagen, type VIII, alpha1 | 33.95 | 0.24 | 33.12 | 0.14 |
ITGA5 | Integrin, alpha 5 | 33.21 | 0.20 | 33.66 | 0.05 |
ADAMTS1 | ADAM metallopeptidase with thrombospondin type 1 | 34.39 | 0.19 | 33.36 | 0.36 |
THBS2* | Thrombospondin 2 | 29.93 | 0.17 | 33.53 | 0.12 |
ITGA6 | Integrin, alpha 6 | 27.78 | 0.16 | 28.55 | 13.43 |
MMP3 | Matrix metallopeptidase 3 | 31.24 | 0.11 | 31.30 | 0.71 |
THBS3 | Thrombospondin 3 | 31.53 | 0.10 | 34.57 | 0.03 |
ICAM1* | Intercellular adhesion molecule 1 | 31.08 | 0.07 | 32.88 | 0.50 |
ITGA1 | Integrin, alpha 1 | 31.28 | 0.07 | 33.73 | 0.07 |
COL5A1* | Collagen, type V, alpha1 | 33.16 | 0.07 | 32.17 | 3.04 |
MMP14* | Matrix metallopeptidase 14 | 33.04 | 0.06 | 33.58 | 0.04 |
ITGA4 | Integrin, alpha 4 | 34.54 | 0.03 | 36.11 | 0.02 |
The housekeeping gene GAPDH served as control for normalization.
CT: threshold cycle; RE: Relative expression.
Genes previously known to be expressed in the corneal keratocytes with specific functions and involvement in stromal diseases. Other genes listed were not previously described in keratocytes. The six most abundant genes in central stroma are marked in bold; the six most abundant genes in peripheral stroma are shown in shade or kept in bold.