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Table 4 Segregation of mating type and female fertility in the progenies of crosses between female-sterile evolved strains S1-B12 and S3-A10 and wild-type strains S3 and S1, and in backcross progenies

From: Asexual reproduction induces a rapid and permanent loss of sexual reproduction capacity in the rice fungal pathogen Magnaporthe oryzae: results of in vitroexperimental evolution assays

      Observed segregation    Mat1:Mat2   f:s   
Cross number Parental strains Parental phenotypes Mat1.1-f Mat1.2-f Mat1.1-s Mat1.2-s Observed Chi2 and P (1:1) Observed Chi2 and P (1:1) Chi2 and P (1:3)
  S1 S3 Mat1-f Mat2-f 21 18 0 0 21:18 0.23 (0.631) 39:00   
126 S1 S3-A10 Mat1.1-f Mat1.2-s 6 3 15 10 21:13 1.88 (0.170) 12:24 7.53 (0.006) 0.04 (0.998)
130 S3 126/0/04 Mat1.2-f Mat1.1-s 7 2 11 15 18:17 0.03 (0.866) 09:26 8.26 (0.004) 0.01 (0.922)
133 S1 126/0/35 Mat1.1-f Mat1.2-s 9 4 8 15 17:19 0.11 (0.739) 13:23 2.78 (0.096) 2.27 (0.124)
127 S3 S1-B12 Mat1.2-f Mat1.1-s 5 2 15 15 20:17 0.24 (0.622) 07:30 14.3 (0.000) 0.73 (0.866)
131 S1 127/0/25 Mat1.1-f Mat1.2-s 13 18 6 6 19:24 0.58 (0.446) 31:12 8.40 (0.004) 50.9 (0.000)
132 S3 127/0/28 Mat1.2-f Mat1.1-s 4 6 18 11 22:17 0.64 (0.423) 10:29 9.26 (0.002) 0.01 (0.926)
  1. f: female-fertile, s: female-sterile (mutant). The control cross is the cross between the two wild-type strains S1 and S3 (first line). Values in bold indicate non significant differences at the 5% level