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Table 1 Meiotic chromosome behavior of five chromosomes at metaphase I and anaphase I in F1, S4 and S14 generations

From: Oligo-painting and GISH reveal meiotic chromosome biases and increased meiotic stability in synthetic allotetraploid Cucumis ×hytivus with dysploid parental karyotypes

Plant group No. of PMCs at MI No. (%) of PMCs with homologous bivalents No. of PMCs with univalents No. of PMCs with homoeologous pairings
C5-oligo C7-oligo C5/H9/H10 C7/H1 C5/H9/H10 C7/H1 C5 and H9/H10 C7 and H1
F1 132 106 86/92/103 87/87 29/17 19
S4 123 112 75 (61) 101 (90.2) 16/9/38 6/7 0/11 0
S14 137 104 119 (86.9)** 100 (96.2)* 5**/3*/14*** 2/2* 0/3 0
  1. MI metaphase I, AI anaphase I, PMC pollen mother cell; statistical test for comparisons with S4 (t-test): *, p < 0.05; **, p < 0.01; *** p < 0.001