PT Journal AU Erdmann, RM Hoffmann, A Walter, H Wagenknecht, H Groß-Hardt, R Gehring, M TI Molecular movement in the Arabidopsis thaliana female gametophyte SO Plant reproduction PY 2017 BP 141 EP 146 VL 30 DI 10.1007/s00497-017-0304-3 LA english ER