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. 2014 Oct 16;66(1):99–112. doi: 10.1093/jxb/eru396

Table 1.

Frequencies of various types of abnormal ovules and embryo sacs in the OsIG1-RNAi repression lines (60 spikelets examined for each line were collected at the mature stage)

Genotype One ovule Double ovules Total ovules examined
ESD EESWA OAT ESE NES ESD ESWA OAT ESE NES
WT 0 0 1 0 59 0 0 0 0 0 60
RNAi-1 2 4 2 2 26 21 5 17 3 2 84
RNAi-2 3 3 2 3 28 19 3 14 4 2 81
RNAi-3 2 3 3 2 23 24 4 20 3 3 87

ESD, embryo sac degeneration; ESE, embryo sac with an extra egg cell; ESWA, embryo sac with abnormal polar nuclei; NES, normal embryo sac; OAT, other abnormal types.