Fig. 4

Symptoms of P. massoniana at the 30th day post-inoculation with wild type and Bx-cathepsin W RNAi-treated B. xylophilus (all figures were generated by the authors of this study). a. Symptoms at the 1st day post-inoculation with Bx-cathepsin W RNAi-treated B. xylophilus. b. Symptoms at the 30th day post-inoculation with Bx-cathepsin W RNAi-treated B. xylophilus. c. The number of nematodes isolated from P. massoniana inoculated with the Bx-cathepsin RNAi-treated nematodes. d. Symptoms at the 1st day post-inoculation with M9 buffer-treated B. xylophilus. e. Symptoms at the 30th day post-inoculation with M9 buffer-treated B. xylophilus. f. The number of nematodes isolated from P. massoniana inoculated with the M9 buffer-treated nematodes. g. Symptoms at the 1st day post-inoculation of ddH₂O. H. Symptoms at the 30th day post-inoculation with ddH₂O. i. The log₂fold changes of the number of nematodes isolated from P. massoniana inoculated with the Bx-cathepsin W RNAi-treated nematodes and from P. massoniana inoculated with M9 buffer-treated nematodes)