Table 2.

Peptides identified as potential tools to target tumor cells.

Target receptor	Sequence	Length	Reference
EphA2 (TK)	YSAYPDSVPMMS	12AA	Wang et al. (89)
CCK/Gastrin	qqqAYGWMDF	10AA	Chopra (90)
p32 receptor	CGNKRTRGC	9AA	Karmali et al. (91)
α5β1	PHSCNK	6AA	Dai et al. (92)
EGFR	FALGEA	6AA	Leung (93)
Tumor vessels	CGKRK	5AA	Yao et al. (94)
α2β1	DGEA	4AA	Huang et al. (95)
APN (CD13)	NGR	3AA	Chen et al. (96)
αvβ3	RGD	3AA	Nahrwold et al. (97)