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Table 2 Fitness and transgene deletion

From: Introgression potential between safflower (Carthamus tinctorius) and wild relatives of the genus Carthamus

Species

Parental fitness

F1 fitness

F1 germination rate (%)

Deletion of transgene in F1s

C. glaucus (n = 10)

0.46

1.22

75

21% (15/72)

C. leucocaulos (n = 10)

13.41

0

80

0% (0/62)

C. oxyacanthus (n = 12)a

1.27/0.05

1.06/1.21

32/36

0% (0/34)

C. palaestinus (n = 12)

2.21

1.60

90

0% (0/9)

C. tinctorius (n = 12)

1.00

-

-

0% (0/67)

C. lanatus (n = 22)

6.51

0

33

0% (0/18)

  1. Calculation of fitness: Parental fitness = (# parental seed/# Centennial seed), F1 Fitness = (# F2 seed/# Centennial seed).
  2. a C. oxyacanthus genotypes PI 426427/PI 426477