Table 4

Expression of 1,596 COPs genes based on the NASC microarray database

Tissue

% of expressed genes among 22,746 Arabidopsis genes

% of expressed genes among 1,596 overlapping COPs genes

% of COPs with jointly expressed sense and antisense genes (observed value)

% of COPs with jointly expressed sense and antisense genes (expected value)

Flowers

62.9%

82.5%

67.7%

68.1%

Pollen

31.7%

36.0%

12.3%

13.0%

Seedlings, green parts

57.3%

76.7%

57.8%

58.8%

Cotyledons

55.7%

75.3%

56.1%

56.7%

Leaves

55.6%

74.8%

54.5%

56.0%

Roots

62.6%

76.9%

58.3%

59.1%

Hypocotyl

62.9%

82.1%

66.8%

67.4%

Jen et al. Genome Biology 2005 6:R51   doi:10.1186/gb-2005-6-6-r51