Figure 4From: Aluminum induces rapidly mitochondria-dependent programmed cell death in Al-sensitive peanut root tipsMorphology of DAPI-stained nuclei chromatin of root tip cells in 99-1507 (up) and ZH2 (down) after 100 μM AlCl 3 treatment for different time. Scale bar indicates 25 μm. Black arrow indicates normal cell with spherical nuclei. White arrows mean apoptotic cell undergone cytoplasmic shrinking and fragmentation with condensed and distorted nuclei.Back to article page