Table 2.

A₂₆₀/A₂₈₀ measurements

Material	Subject 1	Subject 2
Total cellular DNA	1.7	1.8
Supernatant (0-min boil)	1.3	1.2
Supernatant (10-min boil)	2.4	2.8
Supernatant (20-min boil)	2.4	2.4
Supernatant (30-min boil)	2.3	2.2
Supernatant (60-min boil)	2.2	2.0
Pellet after 10-min boil	1.6	1.5

A₂₆₀/A₂₈₀ for ρ⁺ DNA, 1.7; for ρ⁰ DNA, 1.8.