One is their weak antagonistic activities and the other is their strong agonistic activities when {TAIL ~ AR} is overexpressed in {HEAD ~ hormone refractory prostate cancer} 
One is their weak antagonistic activities and the other is their strong agonistic activities when { TAIL ~ AR } is overexpressed in { HEAD ~ hormone refractory prostate cancer }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD