In {HEAD ~ another embodiment}, the PTTG1 inhibitor is {TAIL ~ PTTG1 siRNA} 
In { HEAD ~ another embodiment } , the PTTG1 inhibitor is { TAIL ~ PTTG1 siRNA }
OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL