Board Thread:Questions and Answers/@comment-3244769-20140219204511/@comment-24574959-20140221144140

i thought uharaha already explained that in order to suppress Hollowfication in a quincy, you need the polar a opposite force which is a shinigami as he did with masaki. ichigo is half shinigami due to his father therefore makes sense that his shinigami half is surprising the poisonous nature of hollowfication to quinces.