Table 1. List of small interfering RNA (siRNA) and polymerase chain reaction sequences used in this study.

Sequence name	Forward	Reverse
Scrambled siRNA	5′CUU CCU CUC UUU CUC UCC CUU GUG A3′	3′UCA CAA GGG AGA GAA AGA GAG GAA GGA5′
#1 PTK7 siRNA	5′GCC ACA GCA CAA GUG AUA AGA UGC A3′	3′UGC GGU GUC GUG UUC ACU AUU CUA CGU5′
#2 PTK7 siRNA	5′GGC AUG UCU UCA AUC UCU GCU AGG UGA3′	3′CCG UAC AGA AGU UAG AGA CGA UCC A5′
#3 PTK7 siRNA	5′ACA ACC GCU UUG UGC AUA AGG ACT T3′	3′GUU GUU GGC GAA ACA CGU AUU CCU GAA5′
GAPDH	5′AAG GTC GGA GTC AAC GGA TTT GGT3′	3′TAC TGG TGT CAG GTA CGG TAG TGA5′
PTK7	5′TCT GAT GGT CAG AGC AAC CAC ACA3′	3′TAA ACT CGG TGC CCA ATG TCG5′