Table 1. TGF-β1 secretion.
Cell type | TGF-β1 (optical density) |
---|---|
Melanocytes | |
Control | 0.02±0.02 |
UVA | 1.68±0.25 |
UVB | 1.71±0.20 |
Senescent melanocytes | |
Control | 0.01±0.01 |
UVA | 0.52±0.15 |
UVB | 0.47±0.14 |
Fibroblasts | |
Control | — |
UVA | — |
UVB | — |
Primary melanomas | |
Control | 0.27±0.07 |
UVA | 1.56±0.20 |
UVB | 1.45±0.10 |
Keratinocytes | |
Control | — |
UVA | — |
UVB | — |
The data derived from immunoblotting (optical density compared to local background, mean±s.d., n=4).