TABLE 4.

RT-PCR quantification of Geodermatophilaceae DNA in serial dilutions of stone DNA from sample 3A using the primer pairs 1497f-115r and Geosp2-Geosp1

Sample	Primer pair	DNA concn (ng/μl) at dilution:
		10−1	10−2	10−3	10−4
3A	1497f-115r	5.67 × 10−1	4.57 × 10−2	7.98 × 10−3	5.17 × 10−4
3A	Geosp2-Geosp1	NAa	NA	NA	NA
3A + DNA	Geosp2-Geosp1	6.24 × 10−3	1.17 × 10−4	NA	NA

^aNA, no amplification.