Figure 7.

SAGE tag abundance levels for tags in the P6.5A SAGE library (generated from tissue stored for 1 week at -80°C) and the 44-year-old peripheral retina library (generated from tissue stored for 6 months at -80°C) for tags that differed at p ≤ 0.005; 135 such tags are considered.

Blackshaw et al. Genome Biology 2003 4:R17   doi:10.1186/gb-2003-4-3-r17