PSIP1 and posterior cortical atrophy: To investigate the reactivity of IgG autoAbs to nuclear and cytoplasmic targets, which include LEDGF/p75 in particular, sera from 89 patients with PCa, 116 with BCa, and 103 with PBH as well as 60 BD were run on slides coated with HEp-2 WT, LEDGF/p75 KO, and LEDGF/p75 over-expressing cells in IFA.