... specific radioactivity of the125I-labelledPA1b, calculated by the ratio of the radioactivity measuredby gamma counting and the amount of peptide evaluated byabsorbance at 210 nm during HPLC analysis, ... PA1b: five susceptiblestrains ÔS. oryzae WAA42, Benin, and Bouriz, S. zeamaisLS, and S. granarius BrayardÕ and four fully resistantS. oryzae strains ÔISOR3, Mex1, China and GVÕ harboring a ... Instrument,USA), and each point was the mean of triplicates. Bindingdata were analyzed using the RADLIG 4 software (BIO-SOFT, Cambridge, UK), and plots were drawn using theORIGIN 5 software (Microcal,...