oa0001p032 | (1) | PacRim7
Mahon KL
, Lin HM
, Lee-Ng M
, Cain D
, Jacobs C
, Stockler MR
, Gurney H
, Mallesara G
, Briscoe K
, Marx G
, Higano C
, de Bono JS
, Chi KN
, Breit SN
, Brown DA
, Horvath LG
Background: Elevated circulating macrophage inhibitory cytokine -1/growth differentiation factor 15 (MIC-1/GDF15), interleukins 4 (IL4) and 6 (IL6) levels were associated with poor prognosis and resistance to docetaxel chemotherapy in an exploratory cohort of men with metastatic castration resistant prostate cancer (mCRPC). To establish level 2 evidence of biomarker utility, these cytokines were tested in internal and external validation cohorts.Methods:...