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Table 2 Number of Pi stress-responsive transcripts identified by G test

From: mRNA-Seq Reveals a Comprehensive Transcriptome Profile of Rice under Phosphate Stress

Expression patterns Number of responsive transcripts
Tissue Treatment Response Time point Total RAP/array RAP not identified by array Unannotated Novel (%) Transcripts with P1BS
Root −P Upregulated Early (1 d) 230 201 27 2 12.6 43
Middle (5 d) 354 286 68 0 19.2 71
Late (10 d) 503 434 68 1 13.7 170a
Dowregulated Early (1 d) 148 112 35 1 24.3 21
Middle (5 d) 171 156 15 0 8.8 31
Late (10 d) 246 221 24 1 10.2 54
++P Upregulated Early (1 d) 233 192 40 1 17.6 58
Middle (5 d) 472 399 69 4 15.5 105
Late (10 d) 265 203 57 5 23.4 54
Dowregulated Early (1 d) 209 186 21 2 11.0 39
Middle (5 d) 203 181 22 0 10.8 39
Late (10 d) 208 186 22 0 10.6 52
Shoot −P Upregulated Early (1 d) 224 199 22 3 11.2 47
Middle (5 d) 117 103 14 0 12.0 25
Late (10 d) 216 182 32 2 15.7 74a
Dowregulated Early (1 d) 454 400 53 1 11.9 110
Middle (5 d) 83 71 11 1 14.5 20
Late (10 d) 205 183 22 0 10.7 39
++P Upregulated Early (1 d) 588 498 88 2 15.3 145
Middle (5 d) 466 397 68 1 14.8 94
Late (10 d) 166 139 27 0 16.3 40
Dowregulated Early (1 d) 1,136 1,014 118 4 10.7 252
Middle (5 d) 168 152 15 1 9.5 37
Late (10 d) 82 77 5 0 6.1 15
  1. aP1BS is significantly overrepresented in the 1-kb upstream region at 19.6% background level (responsive transcripts/non-responsive transcripts = 7,164/36,588) and FDR, <0.001 in Fisher’s exact test