Science Magazine | AAAS: Science Advances Follow The TaCEP15 peptide signaling cascade modulates primary root length and drought tolerance in wheat | Science Advances TabZIP9-TaCEP15-TaCEPRL-TaSnRK1α signaling pathway modulates root growth and drought tolerance in wheat. https://www.science.org/doi/10.1126/sciadv.ady1949 science.org