Proline in leaves (top) and roots (bottom) under control conditions (CT), and after 300 min of desiccation (ST). Lines under treatment: Columbia-0 (Col-0), WT background for jar1-1 and jai1, glabra (gl-1), WT background for coi1-16, Lansberg Erecta (Ler), WT background for abi2. Data are mean values ± standard deviation of 3 independent determinations. Letters denote statistical significance after Fisher´s LSD (p ≤ 0.05) between lines under the same conditions.