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Table 5 Efficiency of transgenic plant production after biolistic- mediated transformation of immature embryo-derived tissues of Timopheevi wheat (T.timopheevii Zhuk)

From: A competence of embryo-derived tissues of tetraploid cultivated wheat species Triticum dicoccum and Triticum timopheevii for efficient and stable transgenesis mediated by particle inflow gun

Callus induction/selection mediuma

No. IE explant cultured

Morphogenic callus formation (%)b

No. bombarded explants

No. explants produced transgenic plants after dual GFP + PPT selection

Transformation efficiency (%)

Daminozide 0 mg/l

845

30.2a

255

0

0.0

Daminozide 12.5 mg/l

652

57.7b

376

2

0.5

Daminozide 25.0 mg/l

538

65.4b

352

0

0.0

  1. aMS basal salts and vitamins, 150 mg/l L-asparagine, 3 mg/l 2,4-D; 3 mg/l PPT was additionally added into selection medium
  2. bMeans having the same letter in the column has no significant differences according to Duncan’s multiple range test (P < 0.05)