TABLE 1.

Number of genes involved in different processes detected at sites with different fire histories

Gene category	No. of genes detected (mean ± SD)a			No. of genes in each group
	2 yr after fire	60 y after fire	152 yr after fire
Transport	313 ± 8	275 ± 20	274 ± 7	416
Cellulose	177 ± 4	166 ± 7	171 ± 7	238
Pectin	181 ± 4	162 ± 13	174 ± 7	235
Lignin	161 ± 3	148 ± 15	148 ± 5	217
Transporter	119 ± 2	106 ± 7	111 ± 4	160
Aromatic carboxylic acid	83 ± 3	76 ± 4	85 ± 4	125
Chitin	82 AB ± 3b	76 A ± 4	86 B ± 2	122
Hemicellulose	97 A ± 4	87 AB ± 4	83 B ± 1	122
Phospholipid	83 ± 4	71 ± 3	82 ± 2	110
Starch	65 ± 2	58 ± 5	65 ± 3	91
Chlorinated aromatics	52 ± 3	45 ± 2	54 ± 2	70
Other aromatics	52 ± 1	47 ± 3	49 ± 2	65
Cutin	40 ± 1	38 ± 2	38 ± 2	49
Glyoxylate cycle	35 ± 2	32 ± 2	32 ± 2	48
Polycyclic aromatics	27 ± 1	25 ± 3	29 ± 3	37
Protein	29 ± 2	24 ± 2	27 ± 2	35
Tannins	25 ± 1	25 ± 4	25 ± 1	32
Cyanide	21 ± 1	17 ± 1	19 ± 2	28
Lactose	18 ± 1	16 ± 2	19 ± 1	27
Ergot	11 ± 1	10 ± 1	11 ± 1	18
Detoxification	9 ± 1	7 ± 1	7 ± 1	11
Nitroaromatics	9 ± 1	7 ± 1	7 ± 1	10
Melanin	7 ± 1	8 ± 1	8 ± 1	10
Aromatic alpha hydroxy acid	6 ± 1	5 ± 1	6 ± 1	8
O-Methylsterigmatocystin oxidoreductase	4 ± 1	4 ± 1	4 ± 2	8
Toxin	3 ± 1	3 ± 1	3 ± 1	4
Enniatin	3 ± 1	1 ± 1	2 ± 1	4
Vanillin/lignin	2 ± 1	1 ± 0	2 ± 1	2
NAc	548 ± 12	478 ± 33	503 ± 10	740
Total no. of genes	2,286 A ± 42	2,041 B ± 129	2,146 AB ± 52	3,042

^aThe values represent the mean and standard deviation of three replicates from each age after fire.

^bValues within a row followed by different letters are significantly different at 0.05 in numbers of genes between each period of time after fire.

^cNA, not available.