Table 2.

Putative genes coding for antioxidant in Radopholus similis (Rs), compared with those found in Aphelenchoides besseyi (Ab), Bursaphelenchus xylophilus (Bx), Caenorhabditis elegans (Ce) Globodera pallida (Gp), Meloidogyne incognita (Mi) and Pratylenchus zeae (Pz).

Gene family	Ce	Mi	Gp	Ab	Bx	Pz	Rs
GST	44	5	13	27	55	55	47
SOD	5	3	10	5	3	20	27
peroxiredoxin	3	7	5	2	5	14	10
glutathione peroxidase	6	2	2	5	12	28	18
Total	58	17	30	39	75	117	102

Data of other nematodes taken from previously reports^10,48. The results of the A. besseyi, B. xylophilus and R. similis referred to the table are shown in File S2. Glutathione S-transferase, GST; superoxide dismutase, SOD.