Table 1.

Single-strand siRNAs

Single strand	Sequence (5′→3′)	Mass
		Calcd	Found
11	GCU ACA GAG AAA UCU CGA Udtdt-cRGD	7,691	7,693
12	cRGD-GCU ACA GAG AAA UCU CGA Udtdt	7,691	7,693
13	AUC GAG AUU UCU CUG UAG Cdtdt-cRGD	7,622	7,624
14	cRGD-AUC GAG AUU UCU CUG UAG Cdtdt	7,622	7,624
15	FAM-GCU ACA GAG AAA UCU CGA Udtdt	7,214	7,215
16	FAM-AUC GAG AUU UCU CUG UAG Cdtdt	7,145	7,146
17	FAM-AUC GAG AUU UCU CUG UAG Cdtdt-cRGD	8,159	8,161
18	GCU ACA GAG AAA UCU CGA Udtdt	6,677	6,677
19	AUC GAG AUU UCU CUG UAG Cdtdt	6,608	6,608

Abbreviations: siRNA, small interfering RNA; cRGD, cyclo(Arg-Gly-Asp-d-Phe-Lys[PEG-MAL]) peptide; FAM, 5′-fluorescein phosphoramidite.