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. 2017 Jun 6;8:934. doi: 10.3389/fpls.2017.00934

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Copyright © 2017 Samota, Sasi, Awana, Yadav, Amitha Mithra, Tyagi, Kumar and Singh.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Model depicting various possible physio-biochemical and bio-molecular responses under drought stress. (1) Stress sensing, (2) Signal transduction through various inducers, (3) Membrane alterations, (4) Hydrogen peroxide accumulation (H₂O₂) through potential regulatory networks, (5) Induction of AP2/ERF transcription factor genes (RD1 and RD2), (6) Transcriptional and translational reprogramming to combat the stress, (7) cellular responses, and (8) enhanced drought tolerance.