Doxorubicin Hydrochloride Liposome in Treating Women With Ductal Carcinoma in Situ Undergoing Surgery

pegylated liposomal doxorubicin hydrochloride

DNA methylation analysis

TdT-mediated dUTP nick end labeling assay

fluorescence in situ hybridization

loss of heterozygosity analysis

polymerase chain reaction

immunoenzyme technique

immunohistochemistry staining method

laboratory biomarker analysis

breast duct lavage

neoadjuvant therapy

therapeutic conventional surgery