Identification and analysis of acireductone dioxygenase from Xanthomonas oryzae pv. oryzae Effects of gene deletion of katExoo encoding putative catalase on resistance to hydrogen peroxide and pathogenicity of Xanthomonas oryzae pv. oryzae Regulation of expression of type Ⅲ secretion system-encoded hrp genes of Xanthomonas oryzae pv. oryzae by diffusible signal factor-mediated quorum sensing Identification of genes regulating hrpG expression in Xanthomonas oryzae pv. oryzae Cloning and Analysis of Two avrBs 3 /pthA Family Genes from JXOV Strain The structure of Hpa1Xoo from Xanthomonas oryzae pv. oryzae