Fabrication of Highly Rough Ag Nanobud Substrates and Surface-Enhanced Raman Scattering of 𝝀-DNA Molecules

Table 1

Tentative assignments for SERS spectra of λDNAs on AgNB substrate.

		λDNA concentration				Tentative assignment^a,b
50 ng/μL	20 ng/μL	10 ng/μL	1 ng/μL	0.1 ng/μL	0.01 ng/μL
	687		662	664		G
834						PO2−
875	895	943	892, 930	887	887	Deoxyribose
974	979	1000	1000	980, 1001	976, 1000	Deoxyribose
1045	1052	1039	1042	1039	1044	PO2−
	1161	1166	1168	1164	1166	Deoxyribose
		1255	1260	1258	1263	T, C, A
				1288	1283	C, A
1356			1321			A, G
1380	1380	1380	1377	1377	1378	T, A, G
1447	1454	1461	1448	1456,; 1486	1458,; 1486	Deoxyribose, CH2
1534						A
1597	1594	1599	1573,; 1600	1596	1592	A, G
1690	1689	1686		1684	1681	T

^aBased on [18–23]. ^bA: adenine; G: guanine; C: cytosine; T: thymine.