Table 1. Callus induction, transformation, selection and plantlet regeneration from mature embryos of three onion varieties using Agl1 GI and LBA 4404 GI Agrobacterium tumefaciens strains as transfection vectors.

Onion Varieties

Cultivated ME

Callus induction (%)

Transformed calli

Selected callus pieces

Calli with green areas

Regenerated plants 

Agl1

LBA

Total

Agl1

LBA

Total

Agl1

LBA

Total

Agl1

LBA

Total

Torrentina

662

37.0

136

105

241

73

269

342

13

41

54

0

1

1

Cobriza

178

88.7

64

51

115

0

0

0

0

0

0

0

0

0

G. de Oro

210

95.2

85

91

176

0

0

0

0

0

0

0

0

0

Total

1050

57.4

285

247

532

73

269

342

13

41

54

0

1

1


Supported by UNESCO / MIRCEN network