... pea albumin 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 ... 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, ... binding site and recovered at morethan 98% by a 60% methanol extraction. The HPLCanalysis of this fraction revealed a single radioactive peak at a retention time corresponding to PA1b (data not...