Table 1. Results of absorbance ratio measured by NanoDrop 1000 Spectrophotometer.

OD260/OD230 ratio	OD260/OD280 ratio	DNA concentration (ng/ µl)	Sample type
2.3	1.84	1630	Frozen
2.27	1.85	2342	Fresh
2.58	1.90	1015	Clotted
2.33	1.83	0865	Dried