title: Reply to K. Lu.
authors.affiliation: Memorial Sloan Kettering Cancer Center, New York, NY morrism@mskcc.org.
authors.forename: Michael J
authors.initials: MJ
authors.lastname: Morris
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D014408:Biomarkers, Tumor / Q000097:blood*; D006801:Humans; D008297:Male; D017430:Prostate-Specific Antigen / Q000097:blood*; D064129:Prostatic Neoplasms, Castration-Resistant / Q000188:drug therapy*
chemical_list: D014408:Biomarkers, Tumor; D017430:Prostate-Specific Antigen