Table 3. DMBA or MNU-induced mammary tumors in female rats.

Strain	Age (d)	Carcinogen	Dose	Route	Primary tumor		References
					Incidence (%)	Latency
SD: Sprague-Dawley; F344: Fischer 344; NSD: Inbred S-D; BUF/N: Buffalo; iv: Intravenous; ig: Intragastric; ip: Intraperitoneal injection; d: Day; w: Week.
SD	47	DMBA	20 mg/kg	ig	100	8–13 w	Barros et al., 2004
	50	NMU	50 mg/kg	iv	73	86 d	Gullino et al., 1975
NSD		DMBA	5 mg/animal	ip	100		Russo et al., 1990
		NMU	50 mg/kg	iv	100		Russo et al., 1990
BUF/N	50	NMU	50 mg/kg	iv	89	77 d	Gullino et al., 1975
F344	50	NMU	50 mg/kg	iv	89	94 d	Gullino et al., 1975