97 Eradication by induced apoptosis of chemoresistant infiltrating ductal carcinoma (IDC) characterised by HDAC2 overexpression and 5′CpG island hypermethylation of the FHIT, RARb2, BRCA1, APC, p16(CDKN2A), RASSF1A, CDH1(Ecadherin), stratifin, MDG1 and HIC1 oncosuppressor genes after combined treatment consisting of immunochemoconjugate of anti-DNMT1/HDAC2 bispecific F(ab)2-bsAb linked with cleavable disulfide onto vinorelbine (I-VRL)