Figure 1From: Sex- and season-dependent differences in telomere length and telomerase activity in the leaves of ash and willowRepresentative Southern hybridization analysis images used to measure the telomere length in the leaves of male or female ash and willow trees. A Ash samples. B Willow samples. Lane M: DNA molecular weight marker II, digoxigenin-labeled (Roche); lanes 1–3: male trees; lanes 4–6: female trees. Leaves of ash and willow were sampled in October, 2011.Back to article page