Table 1.

Details of animal studies

Species	Number of animals used	Number of successful preparations	Hours after death	Injected Microfil volume (ml)
mice	21	7	0–1	1–1.5
rats	6	4	0–1	2.5–3
rabbits	2	2	0–1	10
sheep	29	26	0–1	20–25
pigs	5	2*	2–72	20–25
monkeys	6	5	0–1	20
humans	3	1**	5–7	60–180

* Successful filling was achieved 2 and 5 hours after death

** In the one successful human preparation, 180 ml of Microfil was infused