c("cell type: BJ foreskin fibroblasts", "develpmental stage: senescent", "treatment: none")
c("cell type: BJ foreskin fibroblasts", "develpmental stage: senescent", "treatment: 48 hours with p38-MAPK inhibitor SB203580 (Millipore)")
c("cell type: BJ foreskin fibroblasts", "develpmental stage: young", "treatment: none")
c("cell type: BJ foreskin fibroblasts", "develpmental stage: senescent", "treatment: 48 hours with p38-MAPK inhibitor SB203580 (Millipore)")
c("cell type: BJ foreskin fibroblasts", "develpmental stage: senescent", "treatment: none")
c("cell type: BJ foreskin fibroblasts", "develpmental stage: young", "treatment: none")