Table 2.

Yields of DNA damage at 37°C

Type of DNA damage	Induced yield per cell per cGy	Refs.	Spontaneous rate per cell per min	Refs.
Bases	≈10	27, 44, 45	≈10	33–37, 40, 42
8-oxoG	≈10	50, 55	3–21	51, 54
Thymine glycol	3	49, 56	2–30	57, 58
Single-strand breaks	≈10	1, 29, 43, 46–48	10–50	27, 29, 33